Mercurial > hg > octave-nkf
annotate libinterp/parse-tree/oct-parse.in.yy @ 17658:0c5f50706ba3
attempt to catch possible memory leaks in parser cleanup
* oct-parse.in.yy: Explicitly list all semantic types in %destructor
declarations. Use wildcard to detect unhandled cases.
| author | John W. Eaton <jwe@octave.org> |
|---|---|
| date | Mon, 14 Oct 2013 17:12:10 -0400 |
| parents | bd0a84de3375 |
| children | 9f6e4e5c2bac dc4124992f0c |
| rev | line source |
|---|---|
| 1829 | 1 /* |
| 1 | 2 |
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3 Copyright (C) 1993-2012 John W. Eaton |
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4 Copyright (C) 2009 David Grundberg |
| 11523 | 5 Copyright (C) 2009-2010 VZLU Prague |
| 1 | 6 |
| 7 This file is part of Octave. | |
| 8 | |
| 9 Octave is free software; you can redistribute it and/or modify it | |
| 10 under the terms of the GNU General Public License as published by the | |
| 7016 | 11 Free Software Foundation; either version 3 of the License, or (at your |
| 12 option) any later version. | |
| 1 | 13 |
| 14 Octave is distributed in the hope that it will be useful, but WITHOUT | |
| 15 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 16 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 17 for more details. | |
| 18 | |
| 19 You should have received a copy of the GNU General Public License | |
| 7016 | 20 along with Octave; see the file COPYING. If not, see |
| 21 <http://www.gnu.org/licenses/>. | |
| 1 | 22 |
| 23 */ | |
| 24 | |
| 25 // Parser for Octave. | |
| 26 | |
| 767 | 27 // C decarations. |
| 28 | |
| 1 | 29 %{ |
| 30 #define YYDEBUG 1 | |
| 31 | |
| 240 | 32 #ifdef HAVE_CONFIG_H |
| 1229 | 33 #include <config.h> |
| 240 | 34 #endif |
| 35 | |
| 3178 | 36 #include <cassert> |
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37 #include <cstdio> |
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38 #include <cstdlib> |
| 2427 | 39 |
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40 #include <iostream> |
| 5484 | 41 #include <map> |
| 5765 | 42 #include <sstream> |
| 5484 | 43 |
| 3928 | 44 #include "Cell.h" |
| 1 | 45 #include "Matrix.h" |
| 3021 | 46 #include "cmd-edit.h" |
| 47 #include "cmd-hist.h" | |
| 48 #include "file-ops.h" | |
| 49 #include "file-stat.h" | |
| 4243 | 50 #include "oct-env.h" |
| 3712 | 51 #include "oct-time.h" |
| 4171 | 52 #include "quit.h" |
| 1 | 53 |
| 3665 | 54 #include "comment-list.h" |
| 4243 | 55 #include "defaults.h" |
| 2166 | 56 #include "defun.h" |
| 4243 | 57 #include "dirfns.h" |
| 3021 | 58 #include "dynamic-ld.h" |
| 1351 | 59 #include "error.h" |
| 60 #include "input.h" | |
| 61 #include "lex.h" | |
| 5832 | 62 #include "load-path.h" |
| 1743 | 63 #include "oct-hist.h" |
| 5626 | 64 #include "oct-map.h" |
| 4935 | 65 #include "ov-fcn-handle.h" |
| 2970 | 66 #include "ov-usr-fcn.h" |
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67 #include "ov-null-mat.h" |
| 1670 | 68 #include "toplev.h" |
| 1351 | 69 #include "pager.h" |
| 70 #include "parse.h" | |
| 2987 | 71 #include "pt-all.h" |
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72 #include "pt-eval.h" |
| 1351 | 73 #include "symtab.h" |
| 74 #include "token.h" | |
| 3021 | 75 #include "unwind-prot.h" |
| 1 | 76 #include "utils.h" |
| 1351 | 77 #include "variables.h" |
| 1 | 78 |
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79 // oct-parse.h must be included after pt-all.h |
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80 #include <oct-parse.h> |
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81 |
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82 extern int octave_lex (YYSTYPE *, void *); |
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83 |
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84 // Global access to currently active lexer. |
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85 // FIXME -- to be removed after more parser+lexer refactoring. |
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86 octave_base_lexer *LEXER = 0; |
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87 |
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88 #if defined (GNULIB_NAMESPACE) |
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89 // Calls to the following functions appear in the generated output from |
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90 // Bison without the namespace tag. Redefine them so we will use them |
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91 // via the gnulib namespace. |
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92 #define fclose GNULIB_NAMESPACE::fclose |
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93 #define fprintf GNULIB_NAMESPACE::fprintf |
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94 #define malloc GNULIB_NAMESPACE::malloc |
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95 #endif |
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96 |
| 3021 | 97 // TRUE means we printed messages about reading startup files. |
| 98 bool reading_startup_message_printed = false; | |
| 99 | |
| 5484 | 100 // List of autoloads (function -> file mapping). |
| 101 static std::map<std::string, std::string> autoload_map; | |
| 102 | |
| 496 | 103 // Forward declarations for some functions defined at the bottom of |
| 104 // the file. | |
| 105 | |
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106 static void yyerror (octave_base_parser& parser, const char *s); |
| 1 | 107 |
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108 // Finish building a statement. |
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109 template <class T> |
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110 static tree_statement * |
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111 make_statement (T *arg) |
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112 { |
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113 octave_comment_list *comment = octave_comment_buffer::get_comment (); |
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114 |
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115 return new tree_statement (arg, comment); |
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116 } |
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117 |
| 1 | 118 #define ABORT_PARSE \ |
| 119 do \ | |
| 120 { \ | |
| 121 yyerrok; \ | |
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122 if ((interactive || forced_interactive) \ |
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123 && ! lexer.input_from_eval_string ()) \ |
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124 YYACCEPT; \ |
| 1 | 125 else \ |
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126 YYABORT; \ |
| 1 | 127 } \ |
| 128 while (0) | |
| 129 | |
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130 #define lexer parser.lexer |
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131 #define scanner lexer.scanner |
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132 |
| 1 | 133 %} |
| 134 | |
| 666 | 135 // Bison declarations. |
| 136 | |
| 4813 | 137 // Don't add spaces around the = here; it causes some versions of |
| 138 // bison to fail to properly recognize the directive. | |
| 139 | |
| 140 %name-prefix="octave_" | |
| 4753 | 141 |
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142 // We are using the pure parser interface and the reentrant lexer |
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143 // interface but the Octave parser and lexer are NOT properly |
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144 // reentrant because both still use many global variables. It should be |
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145 // safe to create a parser object and call it while anotehr parser |
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146 // object is active (to parse a callback function while the main |
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147 // interactive parser is waiting for input, for example) if you take |
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148 // care to properly save and restore (typically with an unwind_protect |
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149 // object) relevant global values before and after the nested call. |
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150 |
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151 %define api.pure |
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152 %PUSH_PULL_DECL% |
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153 %parse-param { octave_base_parser& parser } |
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154 %lex-param { void *scanner } |
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155 |
| 1 | 156 %union |
| 157 { | |
| 2891 | 158 // The type of the basic tokens returned by the lexer. |
| 143 | 159 token *tok_val; |
| 160 | |
| 3665 | 161 // Comment strings that we need to deal with mid-rule. |
| 162 octave_comment_list *comment_type; | |
| 163 | |
| 2891 | 164 // Types for the nonterminals we generate. |
| 2525 | 165 char sep_type; |
| 1 | 166 tree *tree_type; |
| 1829 | 167 tree_matrix *tree_matrix_type; |
| 3351 | 168 tree_cell *tree_cell_type; |
| 496 | 169 tree_expression *tree_expression_type; |
| 2375 | 170 tree_constant *tree_constant_type; |
| 4342 | 171 tree_fcn_handle *tree_fcn_handle_type; |
| 5861 | 172 tree_anon_fcn_handle *tree_anon_fcn_handle_type; |
| 1 | 173 tree_identifier *tree_identifier_type; |
| 174 tree_index_expression *tree_index_expression_type; | |
| 175 tree_colon_expression *tree_colon_expression_type; | |
| 176 tree_argument_list *tree_argument_list_type; | |
| 177 tree_parameter_list *tree_parameter_list_type; | |
| 178 tree_command *tree_command_type; | |
| 179 tree_if_command *tree_if_command_type; | |
| 578 | 180 tree_if_clause *tree_if_clause_type; |
| 181 tree_if_command_list *tree_if_command_list_type; | |
| 2764 | 182 tree_switch_command *tree_switch_command_type; |
| 183 tree_switch_case *tree_switch_case_type; | |
| 184 tree_switch_case_list *tree_switch_case_list_type; | |
| 2846 | 185 tree_decl_elt *tree_decl_elt_type; |
| 186 tree_decl_init_list *tree_decl_init_list_type; | |
| 187 tree_decl_command *tree_decl_command_type; | |
| 578 | 188 tree_statement *tree_statement_type; |
| 189 tree_statement_list *tree_statement_list_type; | |
| 2891 | 190 octave_user_function *octave_user_function_type; |
| 9476 | 191 void *dummy_type; |
| 1 | 192 } |
| 193 | |
| 143 | 194 // Tokens with line and column information. |
| 195 %token <tok_val> '=' ':' '-' '+' '*' '/' | |
| 4018 | 196 %token <tok_val> ADD_EQ SUB_EQ MUL_EQ DIV_EQ LEFTDIV_EQ POW_EQ |
| 197 %token <tok_val> EMUL_EQ EDIV_EQ ELEFTDIV_EQ EPOW_EQ AND_EQ OR_EQ | |
| 2899 | 198 %token <tok_val> LSHIFT_EQ RSHIFT_EQ LSHIFT RSHIFT |
| 428 | 199 %token <tok_val> EXPR_AND_AND EXPR_OR_OR |
| 143 | 200 %token <tok_val> EXPR_AND EXPR_OR EXPR_NOT |
| 201 %token <tok_val> EXPR_LT EXPR_LE EXPR_EQ EXPR_NE EXPR_GE EXPR_GT | |
| 1276 | 202 %token <tok_val> LEFTDIV EMUL EDIV ELEFTDIV EPLUS EMINUS |
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203 %token <tok_val> HERMITIAN TRANSPOSE |
| 143 | 204 %token <tok_val> PLUS_PLUS MINUS_MINUS POW EPOW |
| 205 %token <tok_val> NUM IMAG_NUM | |
| 2970 | 206 %token <tok_val> STRUCT_ELT |
| 2883 | 207 %token <tok_val> NAME |
| 143 | 208 %token <tok_val> END |
| 5279 | 209 %token <tok_val> DQ_STRING SQ_STRING |
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210 %token <tok_val> FOR PARFOR WHILE DO UNTIL |
| 1491 | 211 %token <tok_val> IF ELSEIF ELSE |
| 2764 | 212 %token <tok_val> SWITCH CASE OTHERWISE |
| 1491 | 213 %token <tok_val> BREAK CONTINUE FUNC_RET |
| 924 | 214 %token <tok_val> UNWIND CLEANUP |
| 1489 | 215 %token <tok_val> TRY CATCH |
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216 %token <tok_val> GLOBAL PERSISTENT |
| 4342 | 217 %token <tok_val> FCN_HANDLE |
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218 %token <tok_val> PROPERTIES METHODS EVENTS ENUMERATION |
| 9476 | 219 %token <tok_val> METAQUERY |
| 220 %token <tok_val> SUPERCLASSREF | |
| 221 %token <tok_val> GET SET | |
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222 %token <tok_val> FCN |
| 1 | 223 |
| 143 | 224 // Other tokens. |
| 2970 | 225 %token END_OF_INPUT LEXICAL_ERROR |
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226 %token INPUT_FILE CLASSDEF |
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227 // %token VARARGIN VARARGOUT |
| 1 | 228 |
| 143 | 229 // Nonterminals we construct. |
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230 %type <tok_val> function_beg |
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231 %type <comment_type> stash_comment classdef_beg |
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232 %type <comment_type> properties_beg methods_beg events_beg enum_beg |
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233 %type <sep_type> sep_no_nl opt_sep_no_nl nl opt_nl sep opt_sep |
| 578 | 234 %type <tree_type> input |
| 5861 | 235 %type <tree_constant_type> string constant magic_colon |
| 236 %type <tree_anon_fcn_handle_type> anon_fcn_handle | |
| 4342 | 237 %type <tree_fcn_handle_type> fcn_handle |
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238 %type <tree_matrix_type> matrix_rows |
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239 %type <tree_cell_type> cell_rows |
| 5102 | 240 %type <tree_expression_type> matrix cell |
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241 %type <tree_expression_type> primary_expr oper_expr power_expr |
| 4207 | 242 %type <tree_expression_type> simple_expr colon_expr assign_expr expression |
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243 %type <tree_identifier_type> identifier fcn_name magic_tilde |
| 9476 | 244 %type <tree_identifier_type> superclass_identifier meta_identifier |
| 245 %type <octave_user_function_type> function1 function2 classdef1 | |
| 2970 | 246 %type <tree_index_expression_type> word_list_cmd |
| 247 %type <tree_colon_expression_type> colon_expr1 | |
| 3351 | 248 %type <tree_argument_list_type> arg_list word_list assign_lhs |
| 249 %type <tree_argument_list_type> cell_or_matrix_row | |
| 4935 | 250 %type <tree_parameter_list_type> param_list param_list1 param_list2 |
| 723 | 251 %type <tree_parameter_list_type> return_list return_list1 |
| 9476 | 252 %type <tree_parameter_list_type> superclasses opt_superclasses |
| 2970 | 253 %type <tree_command_type> command select_command loop_command |
| 9476 | 254 %type <tree_command_type> jump_command except_command function |
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255 %type <tree_command_type> file classdef |
| 578 | 256 %type <tree_if_command_type> if_command |
| 257 %type <tree_if_clause_type> elseif_clause else_clause | |
| 258 %type <tree_if_command_list_type> if_cmd_list1 if_cmd_list | |
| 2764 | 259 %type <tree_switch_command_type> switch_command |
| 260 %type <tree_switch_case_type> switch_case default_case | |
| 261 %type <tree_switch_case_list_type> case_list1 case_list | |
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262 %type <tree_decl_elt_type> decl2 param_list_elt |
| 2846 | 263 %type <tree_decl_init_list_type> decl1 |
| 264 %type <tree_decl_command_type> declaration | |
| 9476 | 265 %type <tree_statement_type> statement function_end classdef_end |
| 627 | 266 %type <tree_statement_list_type> simple_list simple_list1 list list1 |
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267 %type <tree_statement_list_type> opt_list |
| 9476 | 268 // These types need to be specified. |
| 269 %type <dummy_type> attr | |
| 270 %type <dummy_type> class_event | |
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271 %type <dummy_type> class_enum |
| 9476 | 272 %type <dummy_type> class_property |
| 273 %type <dummy_type> properties_list | |
| 274 %type <dummy_type> properties_block | |
| 275 %type <dummy_type> methods_list | |
| 276 %type <dummy_type> methods_block | |
| 277 %type <dummy_type> opt_attr_list | |
| 278 %type <dummy_type> attr_list | |
| 279 %type <dummy_type> events_list | |
| 280 %type <dummy_type> events_block | |
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281 %type <dummy_type> enum_list |
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282 %type <dummy_type> enum_block |
| 9476 | 283 %type <dummy_type> class_body |
| 1 | 284 |
| 143 | 285 // Precedence and associativity. |
| 4018 | 286 %right '=' ADD_EQ SUB_EQ MUL_EQ DIV_EQ LEFTDIV_EQ POW_EQ EMUL_EQ EDIV_EQ ELEFTDIV_EQ EPOW_EQ OR_EQ AND_EQ LSHIFT_EQ RSHIFT_EQ |
| 4023 | 287 %left EXPR_OR_OR |
| 288 %left EXPR_AND_AND | |
| 289 %left EXPR_OR | |
| 290 %left EXPR_AND | |
| 1 | 291 %left EXPR_LT EXPR_LE EXPR_EQ EXPR_NE EXPR_GE EXPR_GT |
| 2899 | 292 %left LSHIFT RSHIFT |
| 1 | 293 %left ':' |
| 1276 | 294 %left '-' '+' EPLUS EMINUS |
| 1 | 295 %left '*' '/' LEFTDIV EMUL EDIV ELEFTDIV |
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296 %right UNARY EXPR_NOT |
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297 %left POW EPOW HERMITIAN TRANSPOSE |
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298 %right PLUS_PLUS MINUS_MINUS |
| 3351 | 299 %left '(' '.' '{' |
| 1 | 300 |
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301 // How to clean up if there is a parse error. We handle deleting tokens |
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302 // and comments seperately and separators are just characters. The |
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303 // remaining items are dynamically allocated parse tree objects that |
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304 // must be deleted. Use the wildcard case (<*>) to detect unhandled |
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305 // cases (for example, a new semantic type is added but not handled |
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306 // here). |
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307 |
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308 %destructor { } <sep_type> |
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309 %destructor { } <tok_val> |
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310 %destructor { } <comment_type> |
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311 %destructor { } <dummy_type> |
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312 %destructor { } <> |
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313 |
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314 %destructor { delete $$; } <tree_type> |
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315 %destructor { delete $$; } <tree_matrix_type> |
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316 %destructor { delete $$; } <tree_cell_type> |
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317 %destructor { delete $$; } <tree_expression_type> |
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318 %destructor { delete $$; } <tree_constant_type> |
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319 %destructor { delete $$; } <tree_fcn_handle_type> |
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320 %destructor { delete $$; } <tree_anon_fcn_handle_type> |
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321 %destructor { delete $$; } <tree_identifier_type> |
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322 %destructor { delete $$; } <tree_index_expression_type> |
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323 %destructor { delete $$; } <tree_colon_expression_type> |
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324 %destructor { delete $$; } <tree_argument_list_type> |
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325 %destructor { delete $$; } <tree_parameter_list_type> |
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326 %destructor { delete $$; } <tree_command_type> |
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327 %destructor { delete $$; } <tree_if_command_type> |
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328 %destructor { delete $$; } <tree_if_clause_type> |
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329 %destructor { delete $$; } <tree_if_command_list_type> |
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330 %destructor { delete $$; } <tree_switch_command_type> |
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331 %destructor { delete $$; } <tree_switch_case_type> |
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332 %destructor { delete $$; } <tree_switch_case_list_type> |
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333 %destructor { delete $$; } <tree_decl_elt_type> |
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334 %destructor { delete $$; } <tree_decl_init_list_type> |
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335 %destructor { delete $$; } <tree_decl_command_type> |
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336 %destructor { delete $$; } <tree_statement_type> |
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337 %destructor { delete $$; } <tree_statement_list_type> |
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338 %destructor { delete $$; } <octave_user_function_type> |
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339 |
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340 %destructor { |
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341 warning_with_id |
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342 ("Octave:parser-destructor", |
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343 "possible memory leak in cleanup following parse error"); |
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344 } <*> |
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345 |
| 143 | 346 // Where to start. |
| 1 | 347 %start input |
| 348 | |
| 349 %% | |
| 350 | |
| 2970 | 351 // ============================== |
| 352 // Statements and statement lists | |
| 353 // ============================== | |
| 354 | |
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355 input : simple_list '\n' |
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356 { |
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357 parser.stmt_list = $1; |
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358 YYACCEPT; |
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359 } |
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360 | simple_list END_OF_INPUT |
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361 { |
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362 lexer.end_of_input = true; |
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363 parser.stmt_list = $1; |
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364 YYACCEPT; |
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365 } |
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366 | parse_error |
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367 { ABORT_PARSE; } |
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368 ; |
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369 |
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370 simple_list : opt_sep_no_nl |
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371 { $$ = 0; } |
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372 | simple_list1 opt_sep_no_nl |
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373 { $$ = parser.set_stmt_print_flag ($1, $2, false); } |
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374 ; |
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375 |
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376 simple_list1 : statement |
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377 { $$ = parser.make_statement_list ($1); } |
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378 | simple_list1 sep_no_nl statement |
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379 { $$ = parser.append_statement_list ($1, $2, $3, false); } |
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380 ; |
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381 |
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382 opt_list : // empty |
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383 { $$ = new tree_statement_list (); } |
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384 | list |
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385 { $$ = $1; } |
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386 ; |
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387 |
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388 list : list1 opt_sep |
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389 { $$ = parser.set_stmt_print_flag ($1, $2, true); } |
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390 ; |
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391 |
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392 list1 : statement |
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393 { $$ = parser.make_statement_list ($1); } |
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394 | list1 sep statement |
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395 { $$ = parser.append_statement_list ($1, $2, $3, true); } |
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396 ; |
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397 |
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398 statement : expression |
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399 { $$ = make_statement ($1); } |
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400 | command |
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401 { $$ = make_statement ($1); } |
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402 | word_list_cmd |
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403 { $$ = make_statement ($1); } |
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404 ; |
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405 |
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406 // ================= |
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407 // Word-list command |
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408 // ================= |
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409 |
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410 // These are not really like expressions since they can't appear on |
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411 // the RHS of an assignment. But they are also not like commands (IF, |
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412 // WHILE, etc. |
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413 |
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414 word_list_cmd : identifier word_list |
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415 { |
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416 $$ = parser.make_index_expression ($1, $2, '('); |
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417 if (! $$) |
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418 { |
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419 // make_index_expression deleted $1 and $2. |
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420 ABORT_PARSE; |
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421 } |
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422 } |
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423 ; |
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424 |
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425 word_list : string |
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426 { $$ = new tree_argument_list ($1); } |
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427 | word_list string |
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428 { |
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429 $1->append ($2); |
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430 $$ = $1; |
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431 } |
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432 ; |
| 1 | 433 |
| 2970 | 434 // =========== |
| 435 // Expressions | |
| 436 // =========== | |
| 437 | |
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438 identifier : NAME |
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439 { |
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440 symbol_table::symbol_record *sr = $1->sym_rec (); |
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441 $$ = new tree_identifier (*sr, $1->line (), $1->column ()); |
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442 } |
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443 ; |
| 2970 | 444 |
| 9476 | 445 superclass_identifier |
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446 : SUPERCLASSREF |
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447 { $$ = new tree_identifier ($1->line (), $1->column ()); } |
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448 ; |
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449 |
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450 meta_identifier : METAQUERY |
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451 { $$ = new tree_identifier ($1->line (), $1->column ()); } |
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452 ; |
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453 |
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454 string : DQ_STRING |
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455 { $$ = parser.make_constant (DQ_STRING, $1); } |
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456 | SQ_STRING |
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457 { $$ = parser.make_constant (SQ_STRING, $1); } |
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458 ; |
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459 |
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460 constant : NUM |
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461 { $$ = parser.make_constant (NUM, $1); } |
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462 | IMAG_NUM |
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463 { $$ = parser.make_constant (IMAG_NUM, $1); } |
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464 | string |
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465 { $$ = $1; } |
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466 ; |
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467 |
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468 matrix : '[' matrix_rows ']' |
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469 { $$ = parser.finish_matrix ($2); } |
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470 ; |
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471 |
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472 matrix_rows : cell_or_matrix_row |
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473 { $$ = $1 ? new tree_matrix ($1) : 0; } |
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474 | matrix_rows ';' cell_or_matrix_row |
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475 { |
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476 if ($1) |
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477 { |
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478 if ($3) |
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479 $1->append ($3); |
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480 |
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481 $$ = $1; |
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482 } |
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483 else |
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484 $$ = $3 ? new tree_matrix ($3) : 0; |
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485 } |
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486 ; |
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487 |
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488 cell : '{' cell_rows '}' |
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489 { $$ = parser.finish_cell ($2); } |
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490 ; |
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491 |
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492 cell_rows : cell_or_matrix_row |
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493 { $$ = $1 ? new tree_cell ($1) : 0; } |
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494 | cell_rows ';' cell_or_matrix_row |
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495 { |
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496 if ($1) |
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497 { |
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498 if ($3) |
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499 $1->append ($3); |
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500 |
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501 $$ = $1; |
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502 } |
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503 else |
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504 $$ = $3 ? new tree_cell ($3) : 0; |
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505 } |
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506 ; |
| 3351 | 507 |
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508 // tree_argument_list objects can't be empty or have leading or trailing |
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509 // commas, but those are all allowed in matrix and cell array rows. |
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510 |
| 3351 | 511 cell_or_matrix_row |
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512 : // empty |
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513 { $$ = 0; } |
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514 | ',' |
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515 { $$ = 0; } |
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516 | arg_list |
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517 { $$ = $1; } |
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518 | arg_list ',' |
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519 { $$ = $1; } |
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520 | ',' arg_list |
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521 { $$ = $2; } |
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522 | ',' arg_list ',' |
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523 { $$ = $2; } |
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524 ; |
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525 |
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526 fcn_handle : '@' FCN_HANDLE |
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527 { |
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528 $$ = parser.make_fcn_handle ($2); |
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529 lexer.looking_at_function_handle--; |
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530 } |
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531 ; |
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532 |
|
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533 anon_fcn_handle : '@' param_list stmt_begin statement |
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534 { |
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535 $$ = parser.make_anon_fcn_handle ($2, $4); |
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536 lexer.nesting_level.remove (); |
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537 } |
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538 ; |
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539 |
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540 primary_expr : identifier |
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541 { $$ = $1; } |
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542 | constant |
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543 { $$ = $1; } |
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544 | fcn_handle |
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545 { $$ = $1; } |
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546 | matrix |
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547 { |
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548 lexer.looking_at_matrix_or_assign_lhs = false; |
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549 $$ = $1; |
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550 } |
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551 | cell |
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552 { $$ = $1; } |
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553 | meta_identifier |
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554 { $$ = $1; } |
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555 | superclass_identifier |
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556 { $$ = $1; } |
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557 | '(' expression ')' |
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558 { $$ = $2->mark_in_parens (); } |
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559 ; |
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560 |
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561 magic_colon : ':' |
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562 { |
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563 octave_value tmp (octave_value::magic_colon_t); |
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564 $$ = new tree_constant (tmp); |
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565 } |
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566 ; |
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567 |
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568 magic_tilde : EXPR_NOT |
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569 { |
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570 $$ = new tree_black_hole (); |
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571 } |
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572 ; |
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573 |
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574 arg_list : expression |
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575 { $$ = new tree_argument_list ($1); } |
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576 | magic_colon |
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577 { $$ = new tree_argument_list ($1); } |
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578 | magic_tilde |
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579 { $$ = new tree_argument_list ($1); } |
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580 | arg_list ',' magic_colon |
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581 { |
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582 $1->append ($3); |
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583 $$ = $1; |
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584 } |
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585 | arg_list ',' magic_tilde |
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586 { |
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587 $1->append ($3); |
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588 $$ = $1; |
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589 } |
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590 | arg_list ',' expression |
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591 { |
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592 $1->append ($3); |
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593 $$ = $1; |
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594 } |
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595 ; |
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596 |
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597 indirect_ref_op : '.' |
|
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598 { lexer.looking_at_indirect_ref = true; } |
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599 ; |
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600 |
|
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601 oper_expr : primary_expr |
|
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602 { $$ = $1; } |
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603 | oper_expr PLUS_PLUS |
|
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604 { $$ = parser.make_postfix_op (PLUS_PLUS, $1, $2); } |
|
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605 | oper_expr MINUS_MINUS |
|
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606 { $$ = parser.make_postfix_op (MINUS_MINUS, $1, $2); } |
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607 | oper_expr '(' ')' |
|
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608 { |
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609 $$ = parser.make_index_expression ($1, 0, '('); |
|
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610 if (! $$) |
|
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611 { |
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612 // make_index_expression deleted $1. |
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613 ABORT_PARSE; |
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614 } |
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615 } |
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616 | oper_expr '(' arg_list ')' |
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617 { |
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618 $$ = parser.make_index_expression ($1, $3, '('); |
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619 if (! $$) |
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620 { |
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621 // make_index_expression deleted $1 and $3. |
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622 ABORT_PARSE; |
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623 } |
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624 } |
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625 | oper_expr '{' '}' |
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626 { |
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627 $$ = parser.make_index_expression ($1, 0, '{'); |
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628 if (! $$) |
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629 { |
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630 // make_index_expression deleted $1. |
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631 ABORT_PARSE; |
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632 } |
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633 } |
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634 | oper_expr '{' arg_list '}' |
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635 { |
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636 $$ = parser.make_index_expression ($1, $3, '{'); |
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|
637 if (! $$) |
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638 { |
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639 // make_index_expression deleted $1 and $3. |
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640 ABORT_PARSE; |
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641 } |
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|
642 } |
|
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* lex.ll, oct-parse.in.yy (HERMITIAN): Rename token from QUOTE.
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|
643 | oper_expr HERMITIAN |
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644 { $$ = parser.make_postfix_op (HERMITIAN, $1, $2); } |
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|
645 | oper_expr TRANSPOSE |
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646 { $$ = parser.make_postfix_op (TRANSPOSE, $1, $2); } |
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|
647 | oper_expr indirect_ref_op STRUCT_ELT |
|
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648 { $$ = parser.make_indirect_ref ($1, $3->text ()); } |
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649 | oper_expr indirect_ref_op '(' expression ')' |
|
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|
650 { $$ = parser.make_indirect_ref ($1, $4); } |
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651 | PLUS_PLUS oper_expr %prec UNARY |
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|
652 { $$ = parser.make_prefix_op (PLUS_PLUS, $2, $1); } |
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653 | MINUS_MINUS oper_expr %prec UNARY |
|
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654 { $$ = parser.make_prefix_op (MINUS_MINUS, $2, $1); } |
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655 | EXPR_NOT oper_expr %prec UNARY |
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|
656 { $$ = parser.make_prefix_op (EXPR_NOT, $2, $1); } |
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657 | '+' oper_expr %prec UNARY |
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|
658 { $$ = parser.make_prefix_op ('+', $2, $1); } |
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|
659 | '-' oper_expr %prec UNARY |
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|
660 { $$ = parser.make_prefix_op ('-', $2, $1); } |
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|
661 | oper_expr POW power_expr |
|
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662 { $$ = parser.make_binary_op (POW, $1, $2, $3); } |
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663 | oper_expr EPOW power_expr |
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664 { $$ = parser.make_binary_op (EPOW, $1, $2, $3); } |
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665 | oper_expr '+' oper_expr |
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666 { $$ = parser.make_binary_op ('+', $1, $2, $3); } |
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667 | oper_expr '-' oper_expr |
|
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668 { $$ = parser.make_binary_op ('-', $1, $2, $3); } |
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|
669 | oper_expr '*' oper_expr |
|
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670 { $$ = parser.make_binary_op ('*', $1, $2, $3); } |
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|
671 | oper_expr '/' oper_expr |
|
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672 { $$ = parser.make_binary_op ('/', $1, $2, $3); } |
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673 | oper_expr EPLUS oper_expr |
|
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|
674 { $$ = parser.make_binary_op ('+', $1, $2, $3); } |
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|
675 | oper_expr EMINUS oper_expr |
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676 { $$ = parser.make_binary_op ('-', $1, $2, $3); } |
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|
677 | oper_expr EMUL oper_expr |
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678 { $$ = parser.make_binary_op (EMUL, $1, $2, $3); } |
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|
679 | oper_expr EDIV oper_expr |
|
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|
680 { $$ = parser.make_binary_op (EDIV, $1, $2, $3); } |
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|
681 | oper_expr LEFTDIV oper_expr |
|
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|
682 { $$ = parser.make_binary_op (LEFTDIV, $1, $2, $3); } |
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|
683 | oper_expr ELEFTDIV oper_expr |
|
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684 { $$ = parser.make_binary_op (ELEFTDIV, $1, $2, $3); } |
|
10315
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685 ; |
|
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686 |
|
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687 power_expr : primary_expr |
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688 { $$ = $1; } |
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689 | power_expr PLUS_PLUS |
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690 { $$ = parser.make_postfix_op (PLUS_PLUS, $1, $2); } |
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691 | power_expr MINUS_MINUS |
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692 { $$ = parser.make_postfix_op (MINUS_MINUS, $1, $2); } |
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693 | power_expr '(' ')' |
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|
694 { |
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|
695 $$ = parser.make_index_expression ($1, 0, '('); |
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|
696 if (! $$) |
|
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|
697 { |
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|
698 // make_index_expression deleted $1. |
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|
699 ABORT_PARSE; |
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|
700 } |
|
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|
701 } |
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|
702 | power_expr '(' arg_list ')' |
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|
703 { |
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|
704 $$ = parser.make_index_expression ($1, $3, '('); |
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|
705 if (! $$) |
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|
706 { |
|
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|
707 // make_index_expression deleted $1 and $3. |
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|
708 ABORT_PARSE; |
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|
709 } |
|
17622
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|
710 } |
|
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|
711 | power_expr '{' '}' |
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|
712 { |
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|
713 $$ = parser.make_index_expression ($1, 0, '{'); |
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|
714 if (! $$) |
|
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|
715 { |
|
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|
716 // make_index_expression deleted $1. |
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|
717 ABORT_PARSE; |
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|
718 } |
|
17622
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|
719 } |
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|
720 | power_expr '{' arg_list '}' |
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|
721 { |
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|
722 $$ = parser.make_index_expression ($1, $3, '{'); |
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|
723 if (! $$) |
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|
724 { |
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|
725 // make_index_expression deleted $1 and $3. |
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|
726 ABORT_PARSE; |
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|
727 } |
|
17622
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|
728 } |
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|
729 | power_expr indirect_ref_op STRUCT_ELT |
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|
730 { $$ = parser.make_indirect_ref ($1, $3->text ()); } |
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|
731 | power_expr indirect_ref_op '(' expression ')' |
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|
732 { $$ = parser.make_indirect_ref ($1, $4); } |
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|
733 | PLUS_PLUS power_expr %prec POW |
|
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|
734 { $$ = parser.make_prefix_op (PLUS_PLUS, $2, $1); } |
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|
735 | MINUS_MINUS power_expr %prec POW |
|
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|
736 { $$ = parser.make_prefix_op (MINUS_MINUS, $2, $1); } |
|
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|
737 | EXPR_NOT power_expr %prec POW |
|
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|
738 { $$ = parser.make_prefix_op (EXPR_NOT, $2, $1); } |
|
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|
739 | '+' power_expr %prec POW |
|
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|
740 { $$ = parser.make_prefix_op ('+', $2, $1); } |
|
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|
741 | '-' power_expr %prec POW |
|
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|
742 { $$ = parser.make_prefix_op ('-', $2, $1); } |
|
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|
743 ; |
|
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|
744 |
|
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745 colon_expr : colon_expr1 |
|
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|
746 { $$ = parser.finish_colon_expression ($1); } |
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747 ; |
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748 |
|
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|
749 colon_expr1 : oper_expr |
|
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750 { $$ = new tree_colon_expression ($1); } |
|
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|
751 | colon_expr1 ':' oper_expr |
|
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752 { |
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|
753 if (! ($$ = $1->append ($3))) |
|
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|
754 { |
|
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|
755 delete $1; |
|
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|
756 delete $3; |
|
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|
757 ABORT_PARSE; |
|
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758 } |
|
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759 } |
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|
760 ; |
|
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761 |
|
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762 simple_expr : colon_expr |
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763 { $$ = $1; } |
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764 | simple_expr LSHIFT simple_expr |
|
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765 { $$ = parser.make_binary_op (LSHIFT, $1, $2, $3); } |
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766 | simple_expr RSHIFT simple_expr |
|
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767 { $$ = parser.make_binary_op (RSHIFT, $1, $2, $3); } |
|
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768 | simple_expr EXPR_LT simple_expr |
|
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769 { $$ = parser.make_binary_op (EXPR_LT, $1, $2, $3); } |
|
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770 | simple_expr EXPR_LE simple_expr |
|
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771 { $$ = parser.make_binary_op (EXPR_LE, $1, $2, $3); } |
|
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772 | simple_expr EXPR_EQ simple_expr |
|
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773 { $$ = parser.make_binary_op (EXPR_EQ, $1, $2, $3); } |
|
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774 | simple_expr EXPR_GE simple_expr |
|
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775 { $$ = parser.make_binary_op (EXPR_GE, $1, $2, $3); } |
|
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776 | simple_expr EXPR_GT simple_expr |
|
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777 { $$ = parser.make_binary_op (EXPR_GT, $1, $2, $3); } |
|
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778 | simple_expr EXPR_NE simple_expr |
|
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779 { $$ = parser.make_binary_op (EXPR_NE, $1, $2, $3); } |
|
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780 | simple_expr EXPR_AND simple_expr |
|
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781 { $$ = parser.make_binary_op (EXPR_AND, $1, $2, $3); } |
|
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782 | simple_expr EXPR_OR simple_expr |
|
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783 { $$ = parser.make_binary_op (EXPR_OR, $1, $2, $3); } |
|
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|
784 | simple_expr EXPR_AND_AND simple_expr |
|
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|
785 { $$ = parser.make_boolean_op (EXPR_AND_AND, $1, $2, $3); } |
|
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786 | simple_expr EXPR_OR_OR simple_expr |
|
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|
787 { $$ = parser.make_boolean_op (EXPR_OR_OR, $1, $2, $3); } |
|
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|
788 ; |
| 2970 | 789 |
|
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790 assign_lhs : simple_expr |
|
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|
791 { |
|
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|
792 $$ = parser.validate_matrix_for_assignment ($1); |
|
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793 |
|
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|
794 if ($$) |
|
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|
795 { lexer.looking_at_matrix_or_assign_lhs = false; } |
|
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|
796 else |
|
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|
797 { |
|
16277
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|
798 // validate_matrix_for_assignment deleted $1. |
|
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|
799 ABORT_PARSE; |
|
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800 } |
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|
801 } |
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|
802 ; |
|
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|
803 |
|
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|
804 assign_expr : assign_lhs '=' expression |
|
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|
805 { $$ = parser.make_assign_op ('=', $1, $2, $3); } |
|
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|
806 | assign_lhs ADD_EQ expression |
|
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|
807 { $$ = parser.make_assign_op (ADD_EQ, $1, $2, $3); } |
|
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|
808 | assign_lhs SUB_EQ expression |
|
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|
809 { $$ = parser.make_assign_op (SUB_EQ, $1, $2, $3); } |
|
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810 | assign_lhs MUL_EQ expression |
|
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811 { $$ = parser.make_assign_op (MUL_EQ, $1, $2, $3); } |
|
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812 | assign_lhs DIV_EQ expression |
|
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813 { $$ = parser.make_assign_op (DIV_EQ, $1, $2, $3); } |
|
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814 | assign_lhs LEFTDIV_EQ expression |
|
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815 { $$ = parser.make_assign_op (LEFTDIV_EQ, $1, $2, $3); } |
|
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816 | assign_lhs POW_EQ expression |
|
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817 { $$ = parser.make_assign_op (POW_EQ, $1, $2, $3); } |
|
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818 | assign_lhs LSHIFT_EQ expression |
|
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819 { $$ = parser.make_assign_op (LSHIFT_EQ, $1, $2, $3); } |
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820 | assign_lhs RSHIFT_EQ expression |
|
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821 { $$ = parser.make_assign_op (RSHIFT_EQ, $1, $2, $3); } |
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822 | assign_lhs EMUL_EQ expression |
|
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823 { $$ = parser.make_assign_op (EMUL_EQ, $1, $2, $3); } |
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824 | assign_lhs EDIV_EQ expression |
|
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825 { $$ = parser.make_assign_op (EDIV_EQ, $1, $2, $3); } |
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826 | assign_lhs ELEFTDIV_EQ expression |
|
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827 { $$ = parser.make_assign_op (ELEFTDIV_EQ, $1, $2, $3); } |
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828 | assign_lhs EPOW_EQ expression |
|
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829 { $$ = parser.make_assign_op (EPOW_EQ, $1, $2, $3); } |
|
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830 | assign_lhs AND_EQ expression |
|
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831 { $$ = parser.make_assign_op (AND_EQ, $1, $2, $3); } |
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832 | assign_lhs OR_EQ expression |
|
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833 { $$ = parser.make_assign_op (OR_EQ, $1, $2, $3); } |
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834 ; |
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835 |
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836 expression : simple_expr |
|
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837 { |
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838 if ($1 && ($1->is_matrix () || $1->is_cell ())) |
|
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839 { |
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840 if (parser.validate_array_list ($1)) |
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841 $$ = $1; |
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842 else |
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843 { |
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844 delete $1; |
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845 ABORT_PARSE; |
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846 } |
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847 } |
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848 else |
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849 $$ = $1; |
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850 } |
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851 | assign_expr |
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852 { $$ = $1; } |
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853 | anon_fcn_handle |
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854 { $$ = $1; } |
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855 ; |
| 2970 | 856 |
| 857 // ================================================ | |
| 858 // Commands, declarations, and function definitions | |
| 859 // ================================================ | |
| 860 | |
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861 command : declaration |
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862 { $$ = $1; } |
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863 | select_command |
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864 { $$ = $1; } |
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865 | loop_command |
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866 { $$ = $1; } |
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867 | jump_command |
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868 { $$ = $1; } |
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869 | except_command |
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870 { $$ = $1; } |
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871 | function |
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872 { $$ = $1; } |
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873 | file |
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874 { $$ = $1; } |
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875 | classdef |
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876 { $$ = $1; } |
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877 ; |
| 2970 | 878 |
| 879 // ===================== | |
| 880 // Declaration statemnts | |
| 881 // ===================== | |
| 882 | |
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883 declaration : GLOBAL decl1 |
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884 { |
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885 $$ = parser.make_decl_command (GLOBAL, $1, $2); |
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886 lexer.looking_at_decl_list = false; |
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887 } |
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888 | PERSISTENT decl1 |
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889 { |
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890 $$ = parser.make_decl_command (PERSISTENT, $1, $2); |
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891 lexer.looking_at_decl_list = false; |
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892 } |
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893 ; |
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894 |
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895 decl1 : decl2 |
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896 { $$ = new tree_decl_init_list ($1); } |
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897 | decl1 decl2 |
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898 { |
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899 $1->append ($2); |
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900 $$ = $1; |
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901 } |
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902 ; |
| 2970 | 903 |
|
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904 decl_param_init : // empty |
|
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905 { lexer.looking_at_initializer_expression = true; } |
|
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906 |
|
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907 decl2 : identifier |
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908 { $$ = new tree_decl_elt ($1); } |
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909 | identifier '=' decl_param_init expression |
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910 { |
|
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911 lexer.looking_at_initializer_expression = false; |
|
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912 $$ = new tree_decl_elt ($1, $4); |
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913 } |
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914 ; |
| 2970 | 915 |
| 916 // ==================== | |
| 917 // Selection statements | |
| 918 // ==================== | |
| 919 | |
|
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920 select_command : if_command |
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921 { $$ = $1; } |
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922 | switch_command |
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923 { $$ = $1; } |
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924 ; |
| 2970 | 925 |
| 926 // ============ | |
| 927 // If statement | |
| 928 // ============ | |
| 929 | |
|
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930 if_command : IF stash_comment if_cmd_list END |
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931 { |
|
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|
932 if (! ($$ = parser.finish_if_command ($1, $3, $4, $2))) |
|
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933 { |
|
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934 // finish_if_command deleted $3. |
|
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935 ABORT_PARSE; |
|
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936 } |
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937 } |
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938 ; |
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939 |
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940 if_cmd_list : if_cmd_list1 |
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941 { $$ = $1; } |
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942 | if_cmd_list1 else_clause |
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943 { |
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944 $1->append ($2); |
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945 $$ = $1; |
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946 } |
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947 ; |
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948 |
|
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949 if_cmd_list1 : expression stmt_begin opt_sep opt_list |
|
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950 { |
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951 $1->mark_braindead_shortcircuit (lexer.fcn_file_full_name); |
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952 |
|
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953 $$ = parser.start_if_command ($1, $4); |
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954 } |
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955 | if_cmd_list1 elseif_clause |
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956 { |
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957 $1->append ($2); |
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958 $$ = $1; |
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959 } |
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960 ; |
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961 |
|
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962 elseif_clause : ELSEIF stash_comment opt_sep expression stmt_begin opt_sep opt_list |
|
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963 { |
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964 $4->mark_braindead_shortcircuit (lexer.fcn_file_full_name); |
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965 |
|
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966 $$ = parser.make_elseif_clause ($1, $4, $7, $2); |
|
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967 } |
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968 ; |
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969 |
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970 else_clause : ELSE stash_comment opt_sep opt_list |
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971 { $$ = new tree_if_clause ($4, $2); } |
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972 ; |
| 2970 | 973 |
| 974 // ================ | |
| 975 // Switch statement | |
| 976 // ================ | |
| 977 | |
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978 switch_command : SWITCH stash_comment expression opt_sep case_list END |
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979 { |
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980 if (! ($$ = parser.finish_switch_command ($1, $3, $5, $6, $2))) |
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981 { |
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982 // finish_switch_command deleted $3 adn $5. |
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983 ABORT_PARSE; |
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984 } |
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985 } |
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986 ; |
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987 |
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988 case_list : // empty |
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989 { $$ = new tree_switch_case_list (); } |
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990 | default_case |
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991 { $$ = new tree_switch_case_list ($1); } |
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992 | case_list1 |
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993 { $$ = $1; } |
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994 | case_list1 default_case |
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995 { |
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996 $1->append ($2); |
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997 $$ = $1; |
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998 } |
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999 ; |
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1000 |
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1001 case_list1 : switch_case |
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1002 { $$ = new tree_switch_case_list ($1); } |
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1003 | case_list1 switch_case |
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1004 { |
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1005 $1->append ($2); |
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1006 $$ = $1; |
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1007 } |
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1008 ; |
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1009 |
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1010 switch_case : CASE stash_comment opt_sep expression stmt_begin opt_sep opt_list |
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1011 { $$ = parser.make_switch_case ($1, $4, $7, $2); } |
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1012 ; |
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1013 |
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1014 default_case : OTHERWISE stash_comment opt_sep opt_list |
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1015 { |
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1016 $$ = new tree_switch_case ($4, $2); |
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1017 } |
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1018 ; |
| 2970 | 1019 |
| 1020 // ======= | |
| 1021 // Looping | |
| 1022 // ======= | |
| 1023 | |
|
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1024 loop_command : WHILE stash_comment expression stmt_begin opt_sep opt_list END |
|
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1025 { |
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1026 $3->mark_braindead_shortcircuit (lexer.fcn_file_full_name); |
|
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1027 |
|
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|
1028 if (! ($$ = parser.make_while_command ($1, $3, $6, $7, $2))) |
|
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1029 { |
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1030 // make_while_command deleted $3 and $6. |
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1031 ABORT_PARSE; |
|
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1032 } |
|
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1033 } |
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1034 | DO stash_comment opt_sep opt_list UNTIL expression |
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1035 { |
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1036 $$ = parser.make_do_until_command ($5, $4, $6, $2); |
|
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1037 } |
|
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|
1038 | FOR stash_comment assign_lhs '=' expression stmt_begin opt_sep opt_list END |
|
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1039 { |
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|
1040 if (! ($$ = parser.make_for_command (FOR, $1, $3, $5, 0, |
|
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|
1041 $8, $9, $2))) |
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1042 { |
|
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|
1043 // make_for_command deleted $3, $5, and $8. |
|
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|
1044 ABORT_PARSE; |
|
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1045 } |
|
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1046 } |
|
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1047 | FOR stash_comment '(' assign_lhs '=' expression ')' opt_sep opt_list END |
|
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|
1048 { |
|
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|
1049 if (! ($$ = parser.make_for_command (FOR, $1, $4, $6, 0, |
|
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|
1050 $9, $10, $2))) |
|
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|
1051 { |
|
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|
1052 // make_for_command deleted $4, $6, and $9. |
|
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|
1053 ABORT_PARSE; |
|
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|
1054 } |
|
13245
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|
1055 } |
|
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|
1056 | PARFOR stash_comment assign_lhs '=' expression stmt_begin opt_sep opt_list END |
|
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|
1057 { |
|
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|
1058 if (! ($$ = parser.make_for_command (PARFOR, $1, $3, $5, |
|
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|
1059 0, $8, $9, $2))) |
|
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|
1060 { |
|
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|
1061 // make_for_command deleted $3, $5, and $8. |
|
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|
1062 ABORT_PARSE; |
|
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|
1063 } |
|
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|
1064 } |
|
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|
1065 | PARFOR stash_comment '(' assign_lhs '=' expression ',' expression ')' opt_sep opt_list END |
|
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|
1066 { |
|
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|
1067 if (! ($$ = parser.make_for_command (PARFOR, $1, $4, $6, |
|
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|
1068 $8, $11, $12, $2))) |
|
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1069 { |
|
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|
1070 // make_for_command deleted $4, $6, $8, and $11. |
|
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|
1071 ABORT_PARSE; |
|
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1072 } |
|
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1073 } |
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|
1074 ; |
| 2970 | 1075 |
| 1076 // ======= | |
| 1077 // Jumping | |
| 1078 // ======= | |
| 1079 | |
|
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1080 jump_command : BREAK |
|
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|
1081 { $$ = parser.make_break_command ($1); } |
|
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1082 | CONTINUE |
|
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|
1083 { $$ = parser.make_continue_command ($1); } |
|
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|
1084 | FUNC_RET |
|
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|
1085 { $$ = parser.make_return_command ($1); } |
|
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|
1086 ; |
| 2970 | 1087 |
| 1088 // ========== | |
| 1089 // Exceptions | |
| 1090 // ========== | |
| 1091 | |
|
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1092 except_command : UNWIND stash_comment opt_sep opt_list CLEANUP |
|
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1093 stash_comment opt_sep opt_list END |
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1094 { |
|
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|
1095 if (! ($$ = parser.make_unwind_command ($1, $4, $8, $9, $2, $6))) |
|
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|
1096 { |
|
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|
1097 // make_unwind_command deleted $4 and $8. |
|
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|
1098 ABORT_PARSE; |
|
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|
1099 } |
|
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|
1100 } |
|
17283
e6c0ac8ce5b6
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John W. Eaton <jwe@octave.org>
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17281
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|
1101 | TRY stash_comment opt_sep opt_list CATCH stash_comment |
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1102 opt_sep opt_list END |
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1103 { |
|
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1104 if (! ($$ = parser.make_try_command ($1, $4, $7, $8, $9, $2, $6))) |
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1105 { |
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|
1106 // make_try_command deleted $4 and $8. |
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1107 ABORT_PARSE; |
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1108 } |
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1109 } |
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1110 | TRY stash_comment opt_sep opt_list END |
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1111 { |
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|
1112 if (! ($$ = parser.make_try_command ($1, $4, 0, 0, $5, $2, 0))) |
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1113 { |
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|
1114 // make_try_command deleted $4. |
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|
1115 ABORT_PARSE; |
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1116 } |
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1117 } |
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1118 ; |
| 2970 | 1119 |
| 1120 // =========================================== | |
|
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1121 // Some 'subroutines' for function definitions |
| 2970 | 1122 // =========================================== |
| 1123 | |
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1124 push_fcn_symtab : // empty |
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1125 { |
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1126 parser.curr_fcn_depth++; |
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1127 |
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1128 if (parser.max_fcn_depth < parser.curr_fcn_depth) |
|
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1129 parser.max_fcn_depth = parser.curr_fcn_depth; |
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1130 |
|
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1131 lexer.symtab_context.push (symbol_table::alloc_scope ()); |
|
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1132 |
|
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1133 parser.function_scopes.push_back |
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1134 (lexer.symtab_context.curr_scope ()); |
|
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1135 |
|
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1136 if (! lexer.reading_script_file |
|
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1137 && parser.curr_fcn_depth == 1 |
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1138 && ! parser.parsing_subfunctions) |
|
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1139 parser.primary_fcn_scope |
|
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1140 = lexer.symtab_context.curr_scope (); |
|
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1141 |
|
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1142 if (lexer.reading_script_file |
|
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1143 && parser.curr_fcn_depth > 1) |
|
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1144 parser.bison_error ("nested functions not implemented in this context"); |
|
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1145 } |
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1146 ; |
| 2970 | 1147 |
| 1148 // =========================== | |
| 1149 // List of function parameters | |
| 1150 // =========================== | |
| 1151 | |
|
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1152 param_list_beg : '(' |
|
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1153 { |
|
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|
1154 lexer.looking_at_parameter_list = true; |
|
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1155 |
|
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|
1156 if (lexer.looking_at_function_handle) |
|
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1157 { |
|
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|
1158 lexer.symtab_context.push (symbol_table::alloc_scope ()); |
|
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|
1159 lexer.looking_at_function_handle--; |
|
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|
1160 lexer.looking_at_anon_fcn_args = true; |
|
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1161 } |
|
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1162 } |
|
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1163 ; |
|
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1164 |
|
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1165 param_list_end : ')' |
|
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|
1166 { |
|
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|
1167 lexer.looking_at_parameter_list = false; |
|
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|
1168 lexer.looking_for_object_index = false; |
|
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1169 } |
|
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|
1170 ; |
|
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1171 |
|
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|
1172 param_list : param_list_beg param_list1 param_list_end |
|
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|
1173 { |
|
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|
1174 if ($2) |
|
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|
1175 lexer.mark_as_variables ($2->variable_names ()); |
|
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|
1176 |
|
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|
1177 $$ = $2; |
|
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1178 } |
|
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|
1179 | param_list_beg error |
|
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1180 { |
|
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|
1181 parser.bison_error ("invalid parameter list"); |
|
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|
1182 $$ = 0; |
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1183 ABORT_PARSE; |
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1184 } |
|
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1185 ; |
|
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1186 |
|
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1187 param_list1 : // empty |
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1188 { $$ = 0; } |
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1189 | param_list2 |
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1190 { |
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1191 $1->mark_as_formal_parameters (); |
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1192 if ($1->validate (tree_parameter_list::in)) |
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1193 { |
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1194 lexer.mark_as_variables ($1->variable_names ()); |
|
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1195 $$ = $1; |
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1196 } |
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1197 else |
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1198 { |
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1199 delete $1; |
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1200 ABORT_PARSE; |
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1201 } |
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1202 } |
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1203 ; |
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1204 |
|
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1205 param_list2 : param_list_elt |
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1206 { $$ = new tree_parameter_list ($1); } |
|
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1207 | param_list2 ',' param_list_elt |
|
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1208 { |
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1209 $1->append ($3); |
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1210 $$ = $1; |
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1211 } |
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1212 ; |
| 2970 | 1213 |
|
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1214 param_list_elt : decl2 |
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1215 { $$ = $1; } |
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1216 | magic_tilde |
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1217 { $$ = new tree_decl_elt ($1); } |
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1218 ; |
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1219 |
| 2970 | 1220 // =================================== |
| 1221 // List of function return value names | |
| 1222 // =================================== | |
| 1223 | |
|
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1224 return_list : '[' ']' |
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1225 { |
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1226 lexer.looking_at_return_list = false; |
|
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1227 |
|
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|
1228 $$ = new tree_parameter_list (); |
|
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1229 } |
|
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avoid reduce/reduce conflict in parser rules
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1230 | identifier |
|
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1231 { |
|
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|
1232 lexer.looking_at_return_list = false; |
|
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|
1233 |
|
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|
1234 tree_parameter_list *tmp = new tree_parameter_list ($1); |
|
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|
1235 |
|
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|
1236 // Even though this parameter list can contain only |
|
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1237 // a single identifier, we still need to validate it |
|
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|
1238 // to check for varargin or varargout. |
|
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|
1239 |
|
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|
1240 if (tmp->validate (tree_parameter_list::out)) |
|
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|
1241 $$ = tmp; |
|
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1242 else |
|
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|
1243 { |
|
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|
1244 delete tmp; |
|
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|
1245 ABORT_PARSE; |
|
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|
1246 } |
|
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1247 } |
|
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|
1248 | '[' return_list1 ']' |
|
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|
1249 { |
|
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|
1250 lexer.looking_at_return_list = false; |
|
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|
1251 |
|
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|
1252 // Check for duplicate parameter names, varargin, |
|
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|
1253 // or varargout. |
|
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|
1254 |
|
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|
1255 if ($2->validate (tree_parameter_list::out)) |
|
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|
1256 $$ = $2; |
|
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|
1257 else |
|
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|
1258 { |
|
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|
1259 delete $2; |
|
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|
1260 ABORT_PARSE; |
|
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|
1261 } |
|
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|
1262 } |
|
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|
1263 ; |
|
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|
1264 |
|
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|
1265 return_list1 : identifier |
|
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|
1266 { $$ = new tree_parameter_list (new tree_decl_elt ($1)); } |
|
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|
1267 | return_list1 ',' identifier |
|
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|
1268 { |
|
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|
1269 $1->append (new tree_decl_elt ($3)); |
|
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|
1270 $$ = $1; |
|
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|
1271 } |
|
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|
1272 ; |
| 2970 | 1273 |
|
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|
1274 // ======================= |
|
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|
1275 // Script or function file |
|
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|
1276 // ======================= |
|
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|
1277 |
|
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|
1278 file : INPUT_FILE opt_nl opt_list END_OF_INPUT |
|
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|
1279 { |
|
17618
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|
1280 if (lexer.reading_fcn_file) |
|
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|
1281 { |
|
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|
1282 // Delete the dummy statement_list we created |
|
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|
1283 // after parsing the function. Any function |
|
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|
1284 // definitions found in the file have already |
|
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|
1285 // been stored in the symbol table or in |
|
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|
1286 // octave_base_parser::primary_fcn_ptr. |
|
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|
1287 |
|
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|
1288 delete $3; |
|
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|
1289 } |
|
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changeset
|
1290 else |
|
16203
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|
1291 { |
|
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|
1292 tree_statement *end_of_script |
|
16627
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|
1293 = parser.make_end ("endscript", true, |
|
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|
1294 lexer.input_line_number, |
|
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diff
changeset
|
1295 lexer.current_input_column); |
|
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|
1296 |
|
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rename curr_lexer, curr_parser, CURR_LEXER
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changeset
|
1297 parser.make_script ($3, end_of_script); |
|
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|
1298 } |
|
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|
1299 |
|
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|
1300 $$ = 0; |
|
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|
1301 } |
|
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|
1302 ; |
|
7715
5b4d278ec828
parse scripts completely before executing
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diff
changeset
|
1303 |
| 2970 | 1304 // =================== |
| 1305 // Function definition | |
| 1306 // =================== | |
| 1307 | |
|
16627
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adjust location of eof marker for files with subfunctions but no explicit end statements
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|
1308 function_beg : push_fcn_symtab FCN |
|
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|
1309 { |
|
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|
1310 $$ = $2; |
|
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|
1311 if (lexer.reading_classdef_file |
|
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|
1312 || lexer.parsing_classdef) |
|
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|
1313 lexer.maybe_classdef_get_set_method = true; |
|
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|
1314 } |
|
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|
1315 ; |
|
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|
1316 |
|
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|
1317 function : function_beg stash_comment function1 |
|
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|
1318 { |
|
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|
1319 $$ = parser.finish_function (0, $3, $2, $1->line (), |
|
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|
1320 $1->column ()); |
|
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|
1321 parser.recover_from_parsing_function (); |
|
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1322 } |
|
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|
1323 | function_beg stash_comment return_list '=' function1 |
|
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1324 { |
|
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|
1325 $$ = parser.finish_function ($3, $5, $2, $1->line (), |
|
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|
1326 $1->column ()); |
|
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|
1327 parser.recover_from_parsing_function (); |
|
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1328 } |
|
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|
1329 ; |
|
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|
1330 |
|
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|
1331 fcn_name : identifier |
|
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1332 { |
|
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|
1333 std::string id_name = $1->name (); |
|
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|
1334 |
|
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|
1335 lexer.parsed_function_name.top () = true; |
|
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|
1336 lexer.maybe_classdef_get_set_method = false; |
|
11586
12df7854fa7c
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|
1337 |
|
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|
1338 $$ = $1; |
|
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1339 } |
|
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|
1340 | GET '.' identifier |
|
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1341 { |
|
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|
1342 lexer.parsed_function_name.top () = true; |
|
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|
1343 lexer.maybe_classdef_get_set_method = false; |
|
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1344 $$ = $3; |
|
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|
1345 } |
|
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1346 | SET '.' identifier |
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1347 { |
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1348 lexer.parsed_function_name.top () = true; |
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1349 lexer.maybe_classdef_get_set_method = false; |
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1350 $$ = $3; |
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1351 } |
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1352 ; |
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1353 |
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1354 function1 : fcn_name function2 |
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1355 { |
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1356 std::string fname = $1->name (); |
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1357 |
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1358 delete $1; |
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1359 |
|
17632
bd0a84de3375
further reduce memory leaks from parse errors (bug #40231)
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1360 $$ = parser.frob_function (fname, $2); |
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1361 } |
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1362 ; |
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1363 |
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1364 function2 : param_list opt_sep opt_list function_end |
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1365 { $$ = parser.start_function ($1, $3, $4); } |
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1366 | opt_sep opt_list function_end |
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1367 { $$ = parser.start_function (0, $2, $3); } |
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1368 ; |
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1369 |
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1370 function_end : END |
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1371 { |
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1372 parser.endfunction_found = true; |
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1373 if (parser.end_token_ok ($1, token::function_end)) |
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1374 $$ = parser.make_end ("endfunction", false, |
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1375 $1->line (), $1->column ()); |
|
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1376 else |
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1377 ABORT_PARSE; |
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1378 } |
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1379 | END_OF_INPUT |
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1380 { |
|
9474
25ed2d6aacf6
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1381 // A lot of tests are based on the assumption that this is OK |
|
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1382 // if (lexer.reading_script_file) |
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1383 // { |
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1384 // parser.bison_error ("function body open at end of script"); |
|
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1385 // YYABORT; |
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1386 // } |
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1387 |
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1388 if (parser.endfunction_found) |
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1389 { |
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1390 parser.bison_error ("inconsistent function endings -- " |
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1391 "if one function is explicitly ended, " |
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1392 "so must all the others"); |
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1393 YYABORT; |
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1394 } |
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1395 |
|
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1396 if (! (lexer.reading_fcn_file || lexer.reading_script_file |
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1397 || lexer.input_from_eval_string ())) |
|
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1398 { |
|
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1399 parser.bison_error ("function body open at end of input"); |
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1400 YYABORT; |
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1401 } |
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1402 |
|
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1403 if (lexer.reading_classdef_file) |
|
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1404 { |
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1405 parser.bison_error ("classdef body open at end of input"); |
|
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1406 YYABORT; |
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1407 } |
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1408 |
|
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1409 $$ = parser.make_end ("endfunction", true, |
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1410 lexer.input_line_number, |
|
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1411 lexer.current_input_column); |
|
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1412 } |
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1413 ; |
| 2970 | 1414 |
| 9476 | 1415 // ======== |
| 1416 // Classdef | |
| 1417 // ======== | |
| 1418 | |
|
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1419 classdef_beg : CLASSDEF stash_comment |
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1420 { |
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1421 $$ = 0; |
|
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1422 lexer.parsing_classdef = true; |
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1423 } |
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1424 ; |
|
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1425 |
|
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1426 classdef_end : END |
|
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1427 { |
|
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1428 lexer.parsing_classdef = false; |
|
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1429 |
|
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1430 if (parser.end_token_ok ($1, token::classdef_end)) |
|
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|
1431 $$ = parser.make_end ("endclassdef", false, |
|
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|
1432 $1->line (), $1->column ()); |
|
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1433 else |
|
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1434 ABORT_PARSE; |
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1435 } |
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1436 ; |
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1437 |
|
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1438 classdef1 : classdef_beg opt_attr_list identifier opt_superclasses |
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1439 { $$ = 0; } |
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1440 ; |
|
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1441 |
|
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1442 classdef : classdef1 opt_sep class_body opt_sep stash_comment classdef_end |
|
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1443 { $$ = 0; } |
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1444 ; |
|
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1445 |
|
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1446 opt_attr_list : // empty |
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1447 { $$ = 0; } |
|
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1448 | '(' attr_list ')' |
|
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1449 { $$ = 0; } |
|
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1450 ; |
|
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1451 |
|
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1452 attr_list : attr |
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1453 { $$ = 0; } |
|
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1454 | attr_list ',' attr |
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1455 { $$ = 0; } |
|
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1456 ; |
|
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|
1457 |
|
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1458 attr : identifier |
|
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1459 { $$ = 0; } |
|
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1460 | identifier '=' decl_param_init expression |
|
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1461 { $$ = 0; } |
|
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1462 | EXPR_NOT identifier |
|
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1463 { $$ = 0; } |
|
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1464 ; |
| 9476 | 1465 |
| 1466 opt_superclasses | |
|
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|
1467 : // empty |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1468 { $$ = 0; } |
|
57a59eae83cc
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
1469 | superclasses |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1470 { $$ = 0; } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1471 ; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1472 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1473 superclasses : EXPR_LT identifier '.' identifier |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1474 { $$ = 0; } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1475 | EXPR_LT identifier |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1476 { $$ = 0; } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1477 | superclasses EXPR_AND identifier '.' identifier |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1478 { $$ = 0; } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1479 | superclasses EXPR_AND identifier |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1480 { $$ = 0; } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1481 ; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1482 |
|
57a59eae83cc
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John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1483 class_body : properties_block |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1484 { $$ = 0; } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1485 | methods_block |
|
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1486 { $$ = 0; } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1487 | events_block |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1488 { $$ = 0; } |
|
13249
7861a5fd3479
accept enumeration keyword
John W. Eaton <jwe@octave.org>
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13246
diff
changeset
|
1489 | enum_block |
|
7861a5fd3479
accept enumeration keyword
John W. Eaton <jwe@octave.org>
parents:
13246
diff
changeset
|
1490 { $$ = 0; } |
|
13250
f6bbdea030b2
use opt_sep instead of literal '\n' in parser rules for classdef
John W. Eaton <jwe@octave.org>
parents:
13249
diff
changeset
|
1491 | class_body opt_sep properties_block |
|
10315
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untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1492 { $$ = 0; } |
|
13250
f6bbdea030b2
use opt_sep instead of literal '\n' in parser rules for classdef
John W. Eaton <jwe@octave.org>
parents:
13249
diff
changeset
|
1493 | class_body opt_sep methods_block |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1494 { $$ = 0; } |
|
13250
f6bbdea030b2
use opt_sep instead of literal '\n' in parser rules for classdef
John W. Eaton <jwe@octave.org>
parents:
13249
diff
changeset
|
1495 | class_body opt_sep events_block |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1496 { $$ = 0; } |
|
13250
f6bbdea030b2
use opt_sep instead of literal '\n' in parser rules for classdef
John W. Eaton <jwe@octave.org>
parents:
13249
diff
changeset
|
1497 | class_body opt_sep enum_block |
|
13249
7861a5fd3479
accept enumeration keyword
John W. Eaton <jwe@octave.org>
parents:
13246
diff
changeset
|
1498 { $$ = 0; } |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1499 ; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1500 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1501 properties_beg : PROPERTIES stash_comment |
|
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1502 { $$ = 0; } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1503 ; |
| 9476 | 1504 |
| 1505 properties_block | |
|
13250
f6bbdea030b2
use opt_sep instead of literal '\n' in parser rules for classdef
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1506 : properties_beg opt_attr_list opt_sep properties_list opt_sep END |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1507 { $$ = 0; } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1508 ; |
| 9476 | 1509 |
| 1510 properties_list | |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1511 : class_property |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1512 { $$ = 0; } |
|
13250
f6bbdea030b2
use opt_sep instead of literal '\n' in parser rules for classdef
John W. Eaton <jwe@octave.org>
parents:
13249
diff
changeset
|
1513 | properties_list opt_sep class_property |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1514 { $$ = 0; } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1515 ; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1516 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1517 class_property : identifier |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1518 { $$ = 0; } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1519 | identifier '=' decl_param_init expression ';' |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1520 { $$ = 0; } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1521 ; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1522 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1523 methods_beg : METHODS stash_comment |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1524 { $$ = 0; } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1525 ; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1526 |
|
13250
f6bbdea030b2
use opt_sep instead of literal '\n' in parser rules for classdef
John W. Eaton <jwe@octave.org>
parents:
13249
diff
changeset
|
1527 methods_block : methods_beg opt_attr_list opt_sep methods_list opt_sep END |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1528 { $$ = 0; } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1529 ; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1530 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10250
diff
changeset
|
1531 methods_list : function |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1532 { $$ = 0; } |
|
13250
f6bbdea030b2
use opt_sep instead of literal '\n' in parser rules for classdef
John W. Eaton <jwe@octave.org>
parents:
13249
diff
changeset
|
1533 | methods_list opt_sep function |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1534 { $$ = 0; } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1535 ; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1536 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10250
diff
changeset
|
1537 events_beg : EVENTS stash_comment |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1538 { $$ = 0; } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1539 ; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1540 |
|
13250
f6bbdea030b2
use opt_sep instead of literal '\n' in parser rules for classdef
John W. Eaton <jwe@octave.org>
parents:
13249
diff
changeset
|
1541 events_block : events_beg opt_attr_list opt_sep events_list opt_sep END |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1542 { $$ = 0; } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1543 ; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1544 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1545 events_list : class_event |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1546 { $$ = 0; } |
|
13250
f6bbdea030b2
use opt_sep instead of literal '\n' in parser rules for classdef
John W. Eaton <jwe@octave.org>
parents:
13249
diff
changeset
|
1547 | events_list opt_sep class_event |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1548 { $$ = 0; } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1549 ; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1550 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1551 class_event : identifier |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1552 { $$ = 0; } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1553 ; |
|
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11572
diff
changeset
|
1554 |
|
13249
7861a5fd3479
accept enumeration keyword
John W. Eaton <jwe@octave.org>
parents:
13246
diff
changeset
|
1555 enum_beg : ENUMERATION stash_comment |
|
7861a5fd3479
accept enumeration keyword
John W. Eaton <jwe@octave.org>
parents:
13246
diff
changeset
|
1556 { $$ = 0; } |
|
7861a5fd3479
accept enumeration keyword
John W. Eaton <jwe@octave.org>
parents:
13246
diff
changeset
|
1557 ; |
|
7861a5fd3479
accept enumeration keyword
John W. Eaton <jwe@octave.org>
parents:
13246
diff
changeset
|
1558 |
|
13250
f6bbdea030b2
use opt_sep instead of literal '\n' in parser rules for classdef
John W. Eaton <jwe@octave.org>
parents:
13249
diff
changeset
|
1559 enum_block : enum_beg opt_attr_list opt_sep enum_list opt_sep END |
|
13249
7861a5fd3479
accept enumeration keyword
John W. Eaton <jwe@octave.org>
parents:
13246
diff
changeset
|
1560 { $$ = 0; } |
|
7861a5fd3479
accept enumeration keyword
John W. Eaton <jwe@octave.org>
parents:
13246
diff
changeset
|
1561 ; |
|
7861a5fd3479
accept enumeration keyword
John W. Eaton <jwe@octave.org>
parents:
13246
diff
changeset
|
1562 |
|
7861a5fd3479
accept enumeration keyword
John W. Eaton <jwe@octave.org>
parents:
13246
diff
changeset
|
1563 enum_list : class_enum |
|
7861a5fd3479
accept enumeration keyword
John W. Eaton <jwe@octave.org>
parents:
13246
diff
changeset
|
1564 { $$ = 0; } |
|
13250
f6bbdea030b2
use opt_sep instead of literal '\n' in parser rules for classdef
John W. Eaton <jwe@octave.org>
parents:
13249
diff
changeset
|
1565 | enum_list opt_sep class_enum |
|
13249
7861a5fd3479
accept enumeration keyword
John W. Eaton <jwe@octave.org>
parents:
13246
diff
changeset
|
1566 { $$ = 0; } |
|
7861a5fd3479
accept enumeration keyword
John W. Eaton <jwe@octave.org>
parents:
13246
diff
changeset
|
1567 ; |
|
7861a5fd3479
accept enumeration keyword
John W. Eaton <jwe@octave.org>
parents:
13246
diff
changeset
|
1568 |
|
7861a5fd3479
accept enumeration keyword
John W. Eaton <jwe@octave.org>
parents:
13246
diff
changeset
|
1569 class_enum : identifier '(' expression ')' |
|
7861a5fd3479
accept enumeration keyword
John W. Eaton <jwe@octave.org>
parents:
13246
diff
changeset
|
1570 { $$ = 0; } |
|
7861a5fd3479
accept enumeration keyword
John W. Eaton <jwe@octave.org>
parents:
13246
diff
changeset
|
1571 ; |
|
7861a5fd3479
accept enumeration keyword
John W. Eaton <jwe@octave.org>
parents:
13246
diff
changeset
|
1572 |
| 2970 | 1573 // ============= |
| 1574 // Miscellaneous | |
| 1575 // ============= | |
| 1576 | |
|
16681
d3619d4d267c
recognize character string at beginning of statement (bug #38926, #38958)
John W. Eaton <jwe@octave.org>
parents:
16627
diff
changeset
|
1577 stmt_begin : // empty |
|
d3619d4d267c
recognize character string at beginning of statement (bug #38926, #38958)
John W. Eaton <jwe@octave.org>
parents:
16627
diff
changeset
|
1578 { lexer.at_beginning_of_statement = true; } |
|
d3619d4d267c
recognize character string at beginning of statement (bug #38926, #38958)
John W. Eaton <jwe@octave.org>
parents:
16627
diff
changeset
|
1579 ; |
|
d3619d4d267c
recognize character string at beginning of statement (bug #38926, #38958)
John W. Eaton <jwe@octave.org>
parents:
16627
diff
changeset
|
1580 |
|
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1581 stash_comment : // empty |
|
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1582 { $$ = octave_comment_buffer::get_comment (); } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1583 ; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1584 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10250
diff
changeset
|
1585 parse_error : LEXICAL_ERROR |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
1586 { parser.bison_error ("parse error"); } |
|
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1587 | error |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1588 ; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1589 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10250
diff
changeset
|
1590 sep_no_nl : ',' |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10250
diff
changeset
|
1591 { $$ = ','; } |
|
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1592 | ';' |
|
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1593 { $$ = ';'; } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10250
diff
changeset
|
1594 | sep_no_nl ',' |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1595 { $$ = $1; } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1596 | sep_no_nl ';' |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1597 { $$ = $1; } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1598 ; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1599 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1600 opt_sep_no_nl : // empty |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1601 { $$ = 0; } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1602 | sep_no_nl |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1603 { $$ = $1; } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1604 ; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1605 |
|
16203
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
1606 opt_nl : // empty |
|
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
1607 { $$ = 0; } |
|
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
1608 | nl |
|
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
1609 { $$ = $1; } |
|
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
1610 ; |
|
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
1611 |
|
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
1612 nl : '\n' |
|
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
1613 { $$ = '\n'; } |
|
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
1614 | nl '\n' |
|
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
1615 { $$ = $1; } |
|
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
1616 ; |
|
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
1617 |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1618 sep : ',' |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1619 { $$ = ','; } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1620 | ';' |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1621 { $$ = ';'; } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1622 | '\n' |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1623 { $$ = '\n'; } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1624 | sep ',' |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1625 { $$ = $1; } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1626 | sep ';' |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1627 { $$ = $1; } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1628 | sep '\n' |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1629 { $$ = $1; } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1630 ; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1631 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1632 opt_sep : // empty |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1633 { $$ = 0; } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1634 | sep |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1635 { $$ = $1; } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1636 ; |
| 2525 | 1637 |
| 1 | 1638 %% |
| 1639 | |
| 666 | 1640 // Generic error messages. |
| 1641 | |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
1642 #undef lexer |
|
16149
49dfba4fd3c5
use pure parser and reentrant lexer interfaces
John W. Eaton <jwe@octave.org>
parents:
16147
diff
changeset
|
1643 |
| 1 | 1644 static void |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
1645 yyerror (octave_base_parser& parser, const char *s) |
| 1 | 1646 { |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
1647 parser.bison_error (s); |
|
16142
26d65d677557
rename yyerror to bison_error and make it a member of octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16139
diff
changeset
|
1648 } |
|
26d65d677557
rename yyerror to bison_error and make it a member of octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16139
diff
changeset
|
1649 |
|
16287
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
1650 octave_base_parser::~octave_base_parser (void) |
|
16157
335041cc657a
optionally use push parser interface
John W. Eaton <jwe@octave.org>
parents:
16153
diff
changeset
|
1651 { |
|
16177
a7669b4d27f6
eliminate global global_command variable
John W. Eaton <jwe@octave.org>
parents:
16174
diff
changeset
|
1652 delete stmt_list; |
|
a7669b4d27f6
eliminate global global_command variable
John W. Eaton <jwe@octave.org>
parents:
16174
diff
changeset
|
1653 |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
1654 delete &lexer; |
|
16157
335041cc657a
optionally use push parser interface
John W. Eaton <jwe@octave.org>
parents:
16153
diff
changeset
|
1655 } |
|
16287
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
1656 |
|
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
1657 void octave_base_parser::init (void) |
|
16157
335041cc657a
optionally use push parser interface
John W. Eaton <jwe@octave.org>
parents:
16153
diff
changeset
|
1658 { |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
1659 LEXER = &lexer; |
|
16157
335041cc657a
optionally use push parser interface
John W. Eaton <jwe@octave.org>
parents:
16153
diff
changeset
|
1660 } |
|
335041cc657a
optionally use push parser interface
John W. Eaton <jwe@octave.org>
parents:
16153
diff
changeset
|
1661 |
|
16177
a7669b4d27f6
eliminate global global_command variable
John W. Eaton <jwe@octave.org>
parents:
16174
diff
changeset
|
1662 void |
|
16287
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
1663 octave_base_parser::reset (void) |
|
16177
a7669b4d27f6
eliminate global global_command variable
John W. Eaton <jwe@octave.org>
parents:
16174
diff
changeset
|
1664 { |
|
16574
b678d2d10e53
reset parser state on parse error (bug #38840)
John W. Eaton <jwe@octave.org>
parents:
16442
diff
changeset
|
1665 endfunction_found = false; |
|
b678d2d10e53
reset parser state on parse error (bug #38840)
John W. Eaton <jwe@octave.org>
parents:
16442
diff
changeset
|
1666 autoloading = false; |
|
b678d2d10e53
reset parser state on parse error (bug #38840)
John W. Eaton <jwe@octave.org>
parents:
16442
diff
changeset
|
1667 fcn_file_from_relative_lookup = false; |
|
b678d2d10e53
reset parser state on parse error (bug #38840)
John W. Eaton <jwe@octave.org>
parents:
16442
diff
changeset
|
1668 parsing_subfunctions = false; |
|
b678d2d10e53
reset parser state on parse error (bug #38840)
John W. Eaton <jwe@octave.org>
parents:
16442
diff
changeset
|
1669 max_fcn_depth = 0; |
|
b678d2d10e53
reset parser state on parse error (bug #38840)
John W. Eaton <jwe@octave.org>
parents:
16442
diff
changeset
|
1670 curr_fcn_depth = 0; |
|
b678d2d10e53
reset parser state on parse error (bug #38840)
John W. Eaton <jwe@octave.org>
parents:
16442
diff
changeset
|
1671 primary_fcn_scope = -1; |
|
b678d2d10e53
reset parser state on parse error (bug #38840)
John W. Eaton <jwe@octave.org>
parents:
16442
diff
changeset
|
1672 curr_class_name = ""; |
|
b678d2d10e53
reset parser state on parse error (bug #38840)
John W. Eaton <jwe@octave.org>
parents:
16442
diff
changeset
|
1673 function_scopes.clear (); |
|
b678d2d10e53
reset parser state on parse error (bug #38840)
John W. Eaton <jwe@octave.org>
parents:
16442
diff
changeset
|
1674 primary_fcn_ptr = 0; |
|
16627
de91b1621260
adjust location of eof marker for files with subfunctions but no explicit end statements
John W. Eaton <jwe@octave.org>
parents:
16574
diff
changeset
|
1675 subfunction_names.clear (); |
|
16574
b678d2d10e53
reset parser state on parse error (bug #38840)
John W. Eaton <jwe@octave.org>
parents:
16442
diff
changeset
|
1676 |
|
16177
a7669b4d27f6
eliminate global global_command variable
John W. Eaton <jwe@octave.org>
parents:
16174
diff
changeset
|
1677 delete stmt_list; |
|
a7669b4d27f6
eliminate global global_command variable
John W. Eaton <jwe@octave.org>
parents:
16174
diff
changeset
|
1678 stmt_list = 0; |
|
a7669b4d27f6
eliminate global global_command variable
John W. Eaton <jwe@octave.org>
parents:
16174
diff
changeset
|
1679 |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
1680 lexer.reset (); |
|
16138
284e2ca86ef7
execute parser using member function of octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16136
diff
changeset
|
1681 } |
|
284e2ca86ef7
execute parser using member function of octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16136
diff
changeset
|
1682 |
| 666 | 1683 // Error mesages for mismatched end tokens. |
| 1684 | |
|
16134
ec9c6222ef5a
move static parser helper functions to octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16133
diff
changeset
|
1685 void |
|
16287
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
1686 octave_base_parser::end_error (const char *type, token::end_tok_type ettype, |
|
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
1687 int l, int c) |
| 496 | 1688 { |
| 2805 | 1689 static const char *fmt |
|
15466
d174210ce1ec
use ' instead of ` in error messages, warnings and most comments
John W. Eaton <jwe@octave.org>
parents:
14189
diff
changeset
|
1690 = "'%s' command matched by '%s' near line %d column %d"; |
| 496 | 1691 |
| 1692 switch (ettype) | |
| 1693 { | |
| 1694 case token::simple_end: | |
| 1695 error (fmt, type, "end", l, c); | |
| 1696 break; | |
| 777 | 1697 |
| 496 | 1698 case token::for_end: |
| 1699 error (fmt, type, "endfor", l, c); | |
| 1700 break; | |
| 777 | 1701 |
| 496 | 1702 case token::function_end: |
| 1703 error (fmt, type, "endfunction", l, c); | |
| 1704 break; | |
| 777 | 1705 |
| 9476 | 1706 case token::classdef_end: |
| 1707 error (fmt, type, "endclassdef", l, c); | |
| 1708 break; | |
| 1709 | |
| 496 | 1710 case token::if_end: |
| 1711 error (fmt, type, "endif", l, c); | |
| 1712 break; | |
| 777 | 1713 |
| 3233 | 1714 case token::switch_end: |
|
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11572
diff
changeset
|
1715 error (fmt, type, "endswitch", l, c); |
| 3233 | 1716 break; |
| 1717 | |
| 496 | 1718 case token::while_end: |
|
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11572
diff
changeset
|
1719 error (fmt, type, "endwhile", l, c); |
| 496 | 1720 break; |
| 777 | 1721 |
| 5400 | 1722 case token::try_catch_end: |
|
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11572
diff
changeset
|
1723 error (fmt, type, "end_try_catch", l, c); |
| 5400 | 1724 break; |
| 1725 | |
| 1371 | 1726 case token::unwind_protect_end: |
|
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11572
diff
changeset
|
1727 error (fmt, type, "end_unwind_protect", l, c); |
| 1371 | 1728 break; |
| 1729 | |
| 496 | 1730 default: |
| 1731 panic_impossible (); | |
| 1732 break; | |
| 1733 } | |
| 1734 } | |
| 1735 | |
| 666 | 1736 // Check to see that end tokens are properly matched. |
| 1737 | |
|
16134
ec9c6222ef5a
move static parser helper functions to octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16133
diff
changeset
|
1738 bool |
|
16287
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
1739 octave_base_parser::end_token_ok (token *tok, token::end_tok_type expected) |
| 143 | 1740 { |
| 2857 | 1741 bool retval = true; |
| 1742 | |
| 143 | 1743 token::end_tok_type ettype = tok->ettype (); |
| 2857 | 1744 |
| 143 | 1745 if (ettype != expected && ettype != token::simple_end) |
| 1746 { | |
| 2857 | 1747 retval = false; |
| 1748 | |
|
16142
26d65d677557
rename yyerror to bison_error and make it a member of octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16139
diff
changeset
|
1749 bison_error ("parse error"); |
| 143 | 1750 |
| 1751 int l = tok->line (); | |
| 1752 int c = tok->column (); | |
| 1753 | |
| 1754 switch (expected) | |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1755 { |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1756 case token::classdef_end: |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1757 end_error ("classdef", ettype, l, c); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1758 break; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1759 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1760 case token::for_end: |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1761 end_error ("for", ettype, l, c); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1762 break; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1763 |
|
13249
7861a5fd3479
accept enumeration keyword
John W. Eaton <jwe@octave.org>
parents:
13246
diff
changeset
|
1764 case token::enumeration_end: |
|
7861a5fd3479
accept enumeration keyword
John W. Eaton <jwe@octave.org>
parents:
13246
diff
changeset
|
1765 end_error ("enumeration", ettype, l, c); |
|
7861a5fd3479
accept enumeration keyword
John W. Eaton <jwe@octave.org>
parents:
13246
diff
changeset
|
1766 break; |
|
7861a5fd3479
accept enumeration keyword
John W. Eaton <jwe@octave.org>
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|
1767 |
|
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1768 case token::function_end: |
|
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1769 end_error ("function", ettype, l, c); |
|
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|
1770 break; |
|
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|
1771 |
|
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|
1772 case token::if_end: |
|
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1773 end_error ("if", ettype, l, c); |
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|
1774 break; |
|
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|
1775 |
| 13246 | 1776 case token::parfor_end: |
| 1777 end_error ("parfor", ettype, l, c); | |
| 1778 break; | |
| 1779 | |
|
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|
1780 case token::try_catch_end: |
|
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1781 end_error ("try", ettype, l, c); |
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|
1782 break; |
|
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|
1783 |
|
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1784 case token::switch_end: |
|
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1785 end_error ("switch", ettype, l, c); |
|
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|
1786 break; |
|
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|
1787 |
|
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1788 case token::unwind_protect_end: |
|
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1789 end_error ("unwind_protect", ettype, l, c); |
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1790 break; |
|
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1791 |
|
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1792 case token::while_end: |
|
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1793 end_error ("while", ettype, l, c); |
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1794 break; |
|
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1795 |
|
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|
1796 default: |
|
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|
1797 panic_impossible (); |
|
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1798 break; |
|
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|
1799 } |
| 143 | 1800 } |
| 2857 | 1801 |
| 1802 return retval; | |
| 143 | 1803 } |
| 1804 | |
| 666 | 1805 // Maybe print a warning if an assignment expression is used as the |
| 1806 // test in a logical expression. | |
| 1807 | |
|
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|
1808 void |
|
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|
1809 octave_base_parser::maybe_warn_assign_as_truth_value (tree_expression *expr) |
| 1 | 1810 { |
| 5781 | 1811 if (expr->is_assignment_expression () |
| 2961 | 1812 && expr->paren_count () < 2) |
| 1 | 1813 { |
|
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|
1814 if (lexer.fcn_file_full_name.empty ()) |
|
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1815 warning_with_id |
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1816 ("Octave:assign-as-truth-value", |
|
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1817 "suggest parenthesis around assignment used as truth value"); |
|
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1818 else |
|
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1819 warning_with_id |
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1820 ("Octave:assign-as-truth-value", |
|
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1821 "suggest parenthesis around assignment used as truth value near line %d, column %d in file '%s'", |
|
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|
1822 expr->line (), expr->column (), lexer.fcn_file_full_name.c_str ()); |
| 1 | 1823 } |
| 1824 } | |
| 578 | 1825 |
| 2764 | 1826 // Maybe print a warning about switch labels that aren't constants. |
| 1827 | |
|
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1828 void |
|
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1829 octave_base_parser::maybe_warn_variable_switch_label (tree_expression *expr) |
| 2764 | 1830 { |
| 5781 | 1831 if (! expr->is_constant ()) |
|
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1832 { |
|
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1833 if (lexer.fcn_file_full_name.empty ()) |
|
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1834 warning_with_id ("Octave:variable-switch-label", |
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1835 "variable switch label"); |
|
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1836 else |
|
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1837 warning_with_id |
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1838 ("Octave:variable-switch-label", |
|
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1839 "variable switch label near line %d, column %d in file '%s'", |
|
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1840 expr->line (), expr->column (), lexer.fcn_file_full_name.c_str ()); |
|
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1841 } |
| 2764 | 1842 } |
| 1843 | |
| 2533 | 1844 static tree_expression * |
| 1845 fold (tree_binary_expression *e) | |
| 1846 { | |
| 3110 | 1847 tree_expression *retval = e; |
| 1848 | |
|
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1849 unwind_protect frame; |
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1850 |
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1851 frame.protect_var (error_state); |
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1852 frame.protect_var (warning_state); |
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1853 |
|
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1854 frame.protect_var (discard_error_messages); |
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1855 frame.protect_var (discard_warning_messages); |
| 4452 | 1856 |
| 3815 | 1857 discard_error_messages = true; |
| 4452 | 1858 discard_warning_messages = true; |
| 2533 | 1859 |
| 1860 tree_expression *op1 = e->lhs (); | |
| 1861 tree_expression *op2 = e->rhs (); | |
| 1862 | |
|
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1863 if (op1->is_constant () && op2->is_constant ()) |
| 2533 | 1864 { |
|
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1865 octave_value tmp = e->rvalue1 (); |
| 2533 | 1866 |
| 3489 | 1867 if (! (error_state || warning_state)) |
|
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1868 { |
|
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1869 tree_constant *tc_retval |
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1870 = new tree_constant (tmp, op1->line (), op1->column ()); |
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1871 |
|
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1872 std::ostringstream buf; |
|
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1873 |
|
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1874 tree_print_code tpc (buf); |
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1875 |
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1876 e->accept (tpc); |
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1877 |
|
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1878 tc_retval->stash_original_text (buf.str ()); |
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1879 |
|
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1880 delete e; |
|
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1881 |
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1882 retval = tc_retval; |
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1883 } |
| 2533 | 1884 } |
| 3110 | 1885 |
| 3292 | 1886 return retval; |
| 1887 } | |
| 1888 | |
| 1889 static tree_expression * | |
| 1890 fold (tree_unary_expression *e) | |
| 1891 { | |
| 1892 tree_expression *retval = e; | |
| 1893 | |
|
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1894 unwind_protect frame; |
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1895 |
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1896 frame.protect_var (error_state); |
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1897 frame.protect_var (warning_state); |
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1898 |
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1899 frame.protect_var (discard_error_messages); |
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1900 frame.protect_var (discard_warning_messages); |
| 4452 | 1901 |
| 3815 | 1902 discard_error_messages = true; |
| 4452 | 1903 discard_warning_messages = true; |
| 3292 | 1904 |
| 1905 tree_expression *op = e->operand (); | |
| 1906 | |
| 1907 if (op->is_constant ()) | |
| 1908 { | |
|
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1909 octave_value tmp = e->rvalue1 (); |
| 3292 | 1910 |
| 3489 | 1911 if (! (error_state || warning_state)) |
|
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1912 { |
|
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1913 tree_constant *tc_retval |
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1914 = new tree_constant (tmp, op->line (), op->column ()); |
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1915 |
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1916 std::ostringstream buf; |
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1917 |
|
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1918 tree_print_code tpc (buf); |
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1919 |
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1920 e->accept (tpc); |
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1921 |
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1922 tc_retval->stash_original_text (buf.str ()); |
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1923 |
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1924 delete e; |
|
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1925 |
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1926 retval = tc_retval; |
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1927 } |
| 3292 | 1928 } |
| 1929 | |
| 2533 | 1930 return retval; |
| 1931 } | |
| 1932 | |
| 1623 | 1933 // Finish building a range. |
| 1934 | |
|
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1935 tree_expression * |
|
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1936 octave_base_parser::finish_colon_expression (tree_colon_expression *e) |
| 1623 | 1937 { |
| 3110 | 1938 tree_expression *retval = e; |
| 1939 | |
|
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1940 unwind_protect frame; |
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|
1941 |
|
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|
1942 frame.protect_var (error_state); |
|
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1943 frame.protect_var (warning_state); |
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1944 |
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1945 frame.protect_var (discard_error_messages); |
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1946 frame.protect_var (discard_warning_messages); |
| 4452 | 1947 |
| 3815 | 1948 discard_error_messages = true; |
| 4452 | 1949 discard_warning_messages = true; |
| 1623 | 1950 |
| 2533 | 1951 tree_expression *base = e->base (); |
| 1952 tree_expression *limit = e->limit (); | |
| 1953 tree_expression *incr = e->increment (); | |
| 1954 | |
| 2970 | 1955 if (base) |
| 1623 | 1956 { |
| 2970 | 1957 if (limit) |
|
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1958 { |
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1959 if (base->is_constant () && limit->is_constant () |
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1960 && (! incr || (incr && incr->is_constant ()))) |
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1961 { |
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1962 octave_value tmp = e->rvalue1 (); |
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1963 |
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1964 if (! (error_state || warning_state)) |
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1965 { |
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1966 tree_constant *tc_retval |
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1967 = new tree_constant (tmp, base->line (), base->column ()); |
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1968 |
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1969 std::ostringstream buf; |
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1970 |
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1971 tree_print_code tpc (buf); |
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1972 |
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1973 e->accept (tpc); |
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1974 |
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1975 tc_retval->stash_original_text (buf.str ()); |
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1976 |
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1977 delete e; |
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1978 |
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1979 retval = tc_retval; |
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1980 } |
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1981 } |
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1982 } |
| 2533 | 1983 else |
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1984 { |
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1985 e->preserve_base (); |
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1986 delete e; |
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1987 |
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1988 // FIXME -- need to attempt constant folding here |
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1989 // too (we need a generic way to do that). |
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1990 retval = base; |
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1991 } |
| 1623 | 1992 } |
| 1993 | |
| 1994 return retval; | |
| 1995 } | |
| 1996 | |
| 1607 | 1997 // Make a constant. |
| 1998 | |
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1999 tree_constant * |
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2000 octave_base_parser::make_constant (int op, token *tok_val) |
| 1607 | 2001 { |
| 2002 int l = tok_val->line (); | |
| 2003 int c = tok_val->column (); | |
| 2004 | |
| 3216 | 2005 tree_constant *retval = 0; |
| 1607 | 2006 |
| 2007 switch (op) | |
| 2008 { | |
| 2009 case NUM: | |
| 2533 | 2010 { |
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2011 octave_value tmp (tok_val->number ()); |
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2012 retval = new tree_constant (tmp, l, c); |
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2013 retval->stash_original_text (tok_val->text_rep ()); |
| 2533 | 2014 } |
| 1607 | 2015 break; |
| 2016 | |
| 2017 case IMAG_NUM: | |
| 2018 { | |
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2019 octave_value tmp (Complex (0.0, tok_val->number ())); |
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2020 retval = new tree_constant (tmp, l, c); |
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2021 retval->stash_original_text (tok_val->text_rep ()); |
| 1607 | 2022 } |
| 2023 break; | |
| 2024 | |
| 5279 | 2025 case DQ_STRING: |
| 2026 case SQ_STRING: | |
| 2883 | 2027 { |
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2028 std::string txt = tok_val->text (); |
|
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2029 |
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2030 char delim = op == DQ_STRING ? '"' : '\''; |
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2031 octave_value tmp (txt, delim); |
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2032 |
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2033 if (txt.empty ()) |
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2034 { |
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2035 if (op == DQ_STRING) |
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2036 tmp = octave_null_str::instance; |
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2037 else |
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2038 tmp = octave_null_sq_str::instance; |
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2039 } |
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2040 |
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2041 retval = new tree_constant (tmp, l, c); |
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2042 |
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2043 if (op == DQ_STRING) |
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2044 txt = undo_string_escapes (txt); |
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2045 |
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2046 // FIXME -- maybe this should also be handled by |
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2047 // tok_val->text_rep () for character strings? |
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2048 retval->stash_original_text (delim + txt + delim); |
| 2883 | 2049 } |
| 1607 | 2050 break; |
| 2051 | |
| 2052 default: | |
| 2053 panic_impossible (); | |
| 2054 break; | |
| 2055 } | |
| 2056 | |
| 2057 return retval; | |
| 2058 } | |
| 2059 | |
| 4342 | 2060 // Make a function handle. |
| 2061 | |
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2062 tree_fcn_handle * |
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2063 octave_base_parser::make_fcn_handle (token *tok_val) |
| 4342 | 2064 { |
| 2065 int l = tok_val->line (); | |
| 2066 int c = tok_val->column (); | |
| 2067 | |
| 2068 tree_fcn_handle *retval = new tree_fcn_handle (tok_val->text (), l, c); | |
| 2069 | |
| 2070 return retval; | |
| 2071 } | |
| 2072 | |
| 4935 | 2073 // Make an anonymous function handle. |
| 2074 | |
|
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2075 tree_anon_fcn_handle * |
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2076 octave_base_parser::make_anon_fcn_handle (tree_parameter_list *param_list, |
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2077 tree_statement *stmt) |
| 4935 | 2078 { |
| 5775 | 2079 // FIXME -- need to get these from the location of the @ symbol. |
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2080 int l = lexer.input_line_number; |
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2081 int c = lexer.current_input_column; |
| 4935 | 2082 |
| 2083 tree_parameter_list *ret_list = 0; | |
| 2084 | |
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2085 symbol_table::scope_id fcn_scope = lexer.symtab_context.curr_scope (); |
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2086 |
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2087 if (lexer.symtab_context.empty ()) |
| 5861 | 2088 panic_impossible (); |
| 2089 | |
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2090 lexer.symtab_context.pop (); |
| 5861 | 2091 |
| 7351 | 2092 stmt->set_print_flag (false); |
| 4935 | 2093 |
| 2094 tree_statement_list *body = new tree_statement_list (stmt); | |
| 2095 | |
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2096 body->mark_as_anon_function_body (); |
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2097 |
| 5861 | 2098 tree_anon_fcn_handle *retval |
| 7336 | 2099 = new tree_anon_fcn_handle (param_list, ret_list, body, fcn_scope, l, c); |
|
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2100 // FIXME: Stash the filename. This does not work and produces |
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2101 // errors when executed. |
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2102 //retval->stash_file_name (lexer.fcn_file_name); |
| 4935 | 2103 |
| 2104 return retval; | |
| 2105 } | |
| 2106 | |
| 666 | 2107 // Build a binary expression. |
| 2108 | |
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2109 tree_expression * |
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2110 octave_base_parser::make_binary_op (int op, tree_expression *op1, |
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2111 token *tok_val, tree_expression *op2) |
| 578 | 2112 { |
| 2883 | 2113 octave_value::binary_op t = octave_value::unknown_binary_op; |
| 1623 | 2114 |
| 578 | 2115 switch (op) |
| 2116 { | |
| 2117 case POW: | |
| 3525 | 2118 t = octave_value::op_pow; |
| 578 | 2119 break; |
| 777 | 2120 |
| 578 | 2121 case EPOW: |
| 3525 | 2122 t = octave_value::op_el_pow; |
| 578 | 2123 break; |
| 777 | 2124 |
| 578 | 2125 case '+': |
| 3525 | 2126 t = octave_value::op_add; |
| 578 | 2127 break; |
| 777 | 2128 |
| 578 | 2129 case '-': |
| 3525 | 2130 t = octave_value::op_sub; |
| 578 | 2131 break; |
| 777 | 2132 |
| 578 | 2133 case '*': |
| 3525 | 2134 t = octave_value::op_mul; |
| 578 | 2135 break; |
| 777 | 2136 |
| 578 | 2137 case '/': |
| 3525 | 2138 t = octave_value::op_div; |
| 578 | 2139 break; |
| 777 | 2140 |
| 578 | 2141 case EMUL: |
| 3525 | 2142 t = octave_value::op_el_mul; |
| 578 | 2143 break; |
| 777 | 2144 |
| 578 | 2145 case EDIV: |
| 3525 | 2146 t = octave_value::op_el_div; |
| 578 | 2147 break; |
| 777 | 2148 |
| 578 | 2149 case LEFTDIV: |
| 3525 | 2150 t = octave_value::op_ldiv; |
| 578 | 2151 break; |
| 777 | 2152 |
| 578 | 2153 case ELEFTDIV: |
| 3525 | 2154 t = octave_value::op_el_ldiv; |
| 578 | 2155 break; |
| 777 | 2156 |
| 2899 | 2157 case LSHIFT: |
| 3525 | 2158 t = octave_value::op_lshift; |
| 2899 | 2159 break; |
| 2160 | |
| 2161 case RSHIFT: | |
| 3525 | 2162 t = octave_value::op_rshift; |
| 2899 | 2163 break; |
| 2164 | |
| 578 | 2165 case EXPR_LT: |
| 3525 | 2166 t = octave_value::op_lt; |
| 578 | 2167 break; |
| 777 | 2168 |
| 578 | 2169 case EXPR_LE: |
| 3525 | 2170 t = octave_value::op_le; |
| 578 | 2171 break; |
| 777 | 2172 |
| 578 | 2173 case EXPR_EQ: |
| 3525 | 2174 t = octave_value::op_eq; |
| 578 | 2175 break; |
| 777 | 2176 |
| 578 | 2177 case EXPR_GE: |
| 3525 | 2178 t = octave_value::op_ge; |
| 578 | 2179 break; |
| 777 | 2180 |
| 578 | 2181 case EXPR_GT: |
| 3525 | 2182 t = octave_value::op_gt; |
| 578 | 2183 break; |
| 777 | 2184 |
| 578 | 2185 case EXPR_NE: |
| 3525 | 2186 t = octave_value::op_ne; |
| 578 | 2187 break; |
| 777 | 2188 |
| 578 | 2189 case EXPR_AND: |
| 3525 | 2190 t = octave_value::op_el_and; |
| 578 | 2191 break; |
| 777 | 2192 |
| 578 | 2193 case EXPR_OR: |
| 3525 | 2194 t = octave_value::op_el_or; |
| 578 | 2195 break; |
| 777 | 2196 |
| 578 | 2197 default: |
| 2198 panic_impossible (); | |
| 2199 break; | |
| 2200 } | |
| 2201 | |
| 2202 int l = tok_val->line (); | |
| 2203 int c = tok_val->column (); | |
| 2204 | |
| 2533 | 2205 tree_binary_expression *e |
|
7800
5861b95e9879
support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm
Jaroslav Hajek <highegg@gmail.com>
parents:
7787
diff
changeset
|
2206 = maybe_compound_binary_expression (op1, op2, l, c, t); |
| 1623 | 2207 |
| 2533 | 2208 return fold (e); |
| 578 | 2209 } |
| 2210 | |
| 2375 | 2211 // Build a boolean expression. |
| 666 | 2212 |
|
16134
ec9c6222ef5a
move static parser helper functions to octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16133
diff
changeset
|
2213 tree_expression * |
|
16287
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John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
2214 octave_base_parser::make_boolean_op (int op, tree_expression *op1, |
|
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
2215 token *tok_val, tree_expression *op2) |
| 578 | 2216 { |
| 2375 | 2217 tree_boolean_expression::type t; |
| 2218 | |
| 578 | 2219 switch (op) |
| 2220 { | |
| 2375 | 2221 case EXPR_AND_AND: |
| 2805 | 2222 t = tree_boolean_expression::bool_and; |
| 578 | 2223 break; |
| 777 | 2224 |
| 2375 | 2225 case EXPR_OR_OR: |
| 2805 | 2226 t = tree_boolean_expression::bool_or; |
| 578 | 2227 break; |
| 777 | 2228 |
| 578 | 2229 default: |
| 2230 panic_impossible (); | |
| 2231 break; | |
| 2232 } | |
| 2233 | |
| 2234 int l = tok_val->line (); | |
| 2235 int c = tok_val->column (); | |
| 2236 | |
| 2533 | 2237 tree_boolean_expression *e |
| 2238 = new tree_boolean_expression (op1, op2, l, c, t); | |
| 2375 | 2239 |
| 2533 | 2240 return fold (e); |
| 578 | 2241 } |
| 2242 | |
| 2375 | 2243 // Build a prefix expression. |
| 666 | 2244 |
|
16134
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John W. Eaton <jwe@octave.org>
parents:
16133
diff
changeset
|
2245 tree_expression * |
|
16287
04a7953496a7
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John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
2246 octave_base_parser::make_prefix_op (int op, tree_expression *op1, |
|
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
2247 token *tok_val) |
| 578 | 2248 { |
| 3203 | 2249 octave_value::unary_op t = octave_value::unknown_unary_op; |
| 2375 | 2250 |
| 578 | 2251 switch (op) |
| 2252 { | |
| 2960 | 2253 case EXPR_NOT: |
| 3525 | 2254 t = octave_value::op_not; |
| 2960 | 2255 break; |
| 2256 | |
| 4965 | 2257 case '+': |
| 2258 t = octave_value::op_uplus; | |
| 2259 break; | |
| 2260 | |
| 2960 | 2261 case '-': |
| 3525 | 2262 t = octave_value::op_uminus; |
| 2960 | 2263 break; |
| 2264 | |
| 578 | 2265 case PLUS_PLUS: |
| 3525 | 2266 t = octave_value::op_incr; |
| 578 | 2267 break; |
| 777 | 2268 |
| 578 | 2269 case MINUS_MINUS: |
| 3525 | 2270 t = octave_value::op_decr; |
| 578 | 2271 break; |
| 777 | 2272 |
| 578 | 2273 default: |
| 2274 panic_impossible (); | |
| 2275 break; | |
| 2276 } | |
| 2277 | |
| 2278 int l = tok_val->line (); | |
| 2279 int c = tok_val->column (); | |
| 2280 | |
| 3292 | 2281 tree_prefix_expression *e |
| 2282 = new tree_prefix_expression (op1, l, c, t); | |
| 2283 | |
| 2284 return fold (e); | |
| 578 | 2285 } |
| 2286 | |
| 2375 | 2287 // Build a postfix expression. |
| 666 | 2288 |
|
16134
ec9c6222ef5a
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John W. Eaton <jwe@octave.org>
parents:
16133
diff
changeset
|
2289 tree_expression * |
|
16287
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
2290 octave_base_parser::make_postfix_op (int op, tree_expression *op1, |
|
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
2291 token *tok_val) |
| 578 | 2292 { |
| 3203 | 2293 octave_value::unary_op t = octave_value::unknown_unary_op; |
| 1623 | 2294 |
| 578 | 2295 switch (op) |
| 2296 { | |
|
16284
09881dab3aaf
* lex.ll, oct-parse.in.yy (HERMITIAN): Rename token from QUOTE.
John W. Eaton <jwe@octave.org>
parents:
16279
diff
changeset
|
2297 case HERMITIAN: |
| 3525 | 2298 t = octave_value::op_hermitian; |
| 2960 | 2299 break; |
| 2300 | |
| 2301 case TRANSPOSE: | |
| 3525 | 2302 t = octave_value::op_transpose; |
| 2960 | 2303 break; |
| 2304 | |
| 2375 | 2305 case PLUS_PLUS: |
| 3525 | 2306 t = octave_value::op_incr; |
| 578 | 2307 break; |
| 777 | 2308 |
| 2375 | 2309 case MINUS_MINUS: |
| 3525 | 2310 t = octave_value::op_decr; |
| 578 | 2311 break; |
| 777 | 2312 |
| 578 | 2313 default: |
| 2314 panic_impossible (); | |
| 2315 break; | |
| 2316 } | |
| 2317 | |
| 2318 int l = tok_val->line (); | |
| 2319 int c = tok_val->column (); | |
| 2320 | |
| 3292 | 2321 tree_postfix_expression *e |
| 2322 = new tree_postfix_expression (op1, l, c, t); | |
| 2323 | |
| 2324 return fold (e); | |
| 1623 | 2325 } |
| 2326 | |
| 2327 // Build an unwind-protect command. | |
| 2328 | |
|
16134
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John W. Eaton <jwe@octave.org>
parents:
16133
diff
changeset
|
2329 tree_command * |
|
16287
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
2330 octave_base_parser::make_unwind_command (token *unwind_tok, |
|
04a7953496a7
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
2331 tree_statement_list *body, |
|
04a7953496a7
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
2332 tree_statement_list *cleanup_stmts, |
|
04a7953496a7
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diff
changeset
|
2333 token *end_tok, |
|
04a7953496a7
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
2334 octave_comment_list *lc, |
|
04a7953496a7
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John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2335 octave_comment_list *mc) |
| 1623 | 2336 { |
| 2337 tree_command *retval = 0; | |
| 2338 | |
| 2857 | 2339 if (end_token_ok (end_tok, token::unwind_protect_end)) |
| 1623 | 2340 { |
| 3665 | 2341 octave_comment_list *tc = octave_comment_buffer::get_comment (); |
| 2342 | |
| 1623 | 2343 int l = unwind_tok->line (); |
| 2344 int c = unwind_tok->column (); | |
| 2345 | |
|
16136
ed36d5543b27
don't declare octave_parser member functions static
John W. Eaton <jwe@octave.org>
parents:
16134
diff
changeset
|
2346 retval = new tree_unwind_protect_command (body, cleanup_stmts, |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
2347 lc, mc, tc, l, c); |
| 1623 | 2348 } |
|
17632
bd0a84de3375
further reduce memory leaks from parse errors (bug #40231)
John W. Eaton <jwe@octave.org>
parents:
17629
diff
changeset
|
2349 else |
|
bd0a84de3375
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John W. Eaton <jwe@octave.org>
parents:
17629
diff
changeset
|
2350 { |
|
bd0a84de3375
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John W. Eaton <jwe@octave.org>
parents:
17629
diff
changeset
|
2351 delete body; |
|
bd0a84de3375
further reduce memory leaks from parse errors (bug #40231)
John W. Eaton <jwe@octave.org>
parents:
17629
diff
changeset
|
2352 delete cleanup_stmts; |
|
bd0a84de3375
further reduce memory leaks from parse errors (bug #40231)
John W. Eaton <jwe@octave.org>
parents:
17629
diff
changeset
|
2353 } |
| 1623 | 2354 |
| 2355 return retval; | |
| 2356 } | |
| 2357 | |
| 2358 // Build a try-catch command. | |
| 2359 | |
|
16134
ec9c6222ef5a
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John W. Eaton <jwe@octave.org>
parents:
16133
diff
changeset
|
2360 tree_command * |
|
16287
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
2361 octave_base_parser::make_try_command (token *try_tok, |
|
04a7953496a7
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
2362 tree_statement_list *body, |
|
17283
e6c0ac8ce5b6
eliminate parse conflicts introduced by changeset 923ce8b42db2
John W. Eaton <jwe@octave.org>
parents:
17281
diff
changeset
|
2363 char catch_sep, |
|
16287
04a7953496a7
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
2364 tree_statement_list *cleanup_stmts, |
|
04a7953496a7
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John W. Eaton <jwe@octave.org>
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changeset
|
2365 token *end_tok, |
|
04a7953496a7
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John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2366 octave_comment_list *lc, |
|
04a7953496a7
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John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
2367 octave_comment_list *mc) |
| 1623 | 2368 { |
| 2369 tree_command *retval = 0; | |
| 2370 | |
| 2857 | 2371 if (end_token_ok (end_tok, token::try_catch_end)) |
| 1623 | 2372 { |
| 3665 | 2373 octave_comment_list *tc = octave_comment_buffer::get_comment (); |
| 2374 | |
| 1623 | 2375 int l = try_tok->line (); |
| 2376 int c = try_tok->column (); | |
| 2377 | |
|
17283
e6c0ac8ce5b6
eliminate parse conflicts introduced by changeset 923ce8b42db2
John W. Eaton <jwe@octave.org>
parents:
17281
diff
changeset
|
2378 tree_identifier *id = 0; |
|
e6c0ac8ce5b6
eliminate parse conflicts introduced by changeset 923ce8b42db2
John W. Eaton <jwe@octave.org>
parents:
17281
diff
changeset
|
2379 |
|
e6c0ac8ce5b6
eliminate parse conflicts introduced by changeset 923ce8b42db2
John W. Eaton <jwe@octave.org>
parents:
17281
diff
changeset
|
2380 if (! catch_sep && cleanup_stmts && ! cleanup_stmts->empty ()) |
|
e6c0ac8ce5b6
eliminate parse conflicts introduced by changeset 923ce8b42db2
John W. Eaton <jwe@octave.org>
parents:
17281
diff
changeset
|
2381 { |
|
e6c0ac8ce5b6
eliminate parse conflicts introduced by changeset 923ce8b42db2
John W. Eaton <jwe@octave.org>
parents:
17281
diff
changeset
|
2382 tree_statement *stmt = cleanup_stmts->front (); |
|
e6c0ac8ce5b6
eliminate parse conflicts introduced by changeset 923ce8b42db2
John W. Eaton <jwe@octave.org>
parents:
17281
diff
changeset
|
2383 |
|
e6c0ac8ce5b6
eliminate parse conflicts introduced by changeset 923ce8b42db2
John W. Eaton <jwe@octave.org>
parents:
17281
diff
changeset
|
2384 if (stmt) |
|
e6c0ac8ce5b6
eliminate parse conflicts introduced by changeset 923ce8b42db2
John W. Eaton <jwe@octave.org>
parents:
17281
diff
changeset
|
2385 { |
|
e6c0ac8ce5b6
eliminate parse conflicts introduced by changeset 923ce8b42db2
John W. Eaton <jwe@octave.org>
parents:
17281
diff
changeset
|
2386 tree_expression *expr = stmt->expression (); |
|
e6c0ac8ce5b6
eliminate parse conflicts introduced by changeset 923ce8b42db2
John W. Eaton <jwe@octave.org>
parents:
17281
diff
changeset
|
2387 |
|
e6c0ac8ce5b6
eliminate parse conflicts introduced by changeset 923ce8b42db2
John W. Eaton <jwe@octave.org>
parents:
17281
diff
changeset
|
2388 if (expr && expr->is_identifier ()) |
|
e6c0ac8ce5b6
eliminate parse conflicts introduced by changeset 923ce8b42db2
John W. Eaton <jwe@octave.org>
parents:
17281
diff
changeset
|
2389 { |
|
e6c0ac8ce5b6
eliminate parse conflicts introduced by changeset 923ce8b42db2
John W. Eaton <jwe@octave.org>
parents:
17281
diff
changeset
|
2390 id = dynamic_cast<tree_identifier *> (expr); |
|
e6c0ac8ce5b6
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John W. Eaton <jwe@octave.org>
parents:
17281
diff
changeset
|
2391 |
|
e6c0ac8ce5b6
eliminate parse conflicts introduced by changeset 923ce8b42db2
John W. Eaton <jwe@octave.org>
parents:
17281
diff
changeset
|
2392 cleanup_stmts->pop_front (); |
|
e6c0ac8ce5b6
eliminate parse conflicts introduced by changeset 923ce8b42db2
John W. Eaton <jwe@octave.org>
parents:
17281
diff
changeset
|
2393 } |
|
e6c0ac8ce5b6
eliminate parse conflicts introduced by changeset 923ce8b42db2
John W. Eaton <jwe@octave.org>
parents:
17281
diff
changeset
|
2394 } |
|
e6c0ac8ce5b6
eliminate parse conflicts introduced by changeset 923ce8b42db2
John W. Eaton <jwe@octave.org>
parents:
17281
diff
changeset
|
2395 } |
|
e6c0ac8ce5b6
eliminate parse conflicts introduced by changeset 923ce8b42db2
John W. Eaton <jwe@octave.org>
parents:
17281
diff
changeset
|
2396 |
|
17249
923ce8b42db2
improve try-catch-statement to save exception to a variable (bug #33217)
Stefan Mahr <dac922@gmx.de>
parents:
17170
diff
changeset
|
2397 retval = new tree_try_catch_command (body, cleanup_stmts, id, |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
2398 lc, mc, tc, l, c); |
| 1623 | 2399 } |
|
17632
bd0a84de3375
further reduce memory leaks from parse errors (bug #40231)
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2400 else |
|
bd0a84de3375
further reduce memory leaks from parse errors (bug #40231)
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2401 { |
|
bd0a84de3375
further reduce memory leaks from parse errors (bug #40231)
John W. Eaton <jwe@octave.org>
parents:
17629
diff
changeset
|
2402 delete body; |
|
bd0a84de3375
further reduce memory leaks from parse errors (bug #40231)
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2403 delete cleanup_stmts; |
|
bd0a84de3375
further reduce memory leaks from parse errors (bug #40231)
John W. Eaton <jwe@octave.org>
parents:
17629
diff
changeset
|
2404 } |
| 1623 | 2405 |
| 2406 return retval; | |
| 2407 } | |
| 2408 | |
| 2409 // Build a while command. | |
| 2410 | |
|
16134
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move static parser helper functions to octave_parser class
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2411 tree_command * |
|
16287
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
2412 octave_base_parser::make_while_command (token *while_tok, |
|
04a7953496a7
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changeset
|
2413 tree_expression *expr, |
|
04a7953496a7
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John W. Eaton <jwe@octave.org>
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changeset
|
2414 tree_statement_list *body, |
|
04a7953496a7
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changeset
|
2415 token *end_tok, |
|
04a7953496a7
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diff
changeset
|
2416 octave_comment_list *lc) |
| 1623 | 2417 { |
| 2418 tree_command *retval = 0; | |
| 2419 | |
| 2420 maybe_warn_assign_as_truth_value (expr); | |
| 2421 | |
| 2857 | 2422 if (end_token_ok (end_tok, token::while_end)) |
| 1623 | 2423 { |
| 3665 | 2424 octave_comment_list *tc = octave_comment_buffer::get_comment (); |
| 2425 | |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
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16287
diff
changeset
|
2426 lexer.looping--; |
| 1623 | 2427 |
| 2428 int l = while_tok->line (); | |
| 2429 int c = while_tok->column (); | |
| 2430 | |
| 3665 | 2431 retval = new tree_while_command (expr, body, lc, tc, l, c); |
| 1623 | 2432 } |
|
17632
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further reduce memory leaks from parse errors (bug #40231)
John W. Eaton <jwe@octave.org>
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|
2433 else |
|
bd0a84de3375
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John W. Eaton <jwe@octave.org>
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changeset
|
2434 { |
|
bd0a84de3375
further reduce memory leaks from parse errors (bug #40231)
John W. Eaton <jwe@octave.org>
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changeset
|
2435 delete expr; |
|
bd0a84de3375
further reduce memory leaks from parse errors (bug #40231)
John W. Eaton <jwe@octave.org>
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changeset
|
2436 delete body; |
|
bd0a84de3375
further reduce memory leaks from parse errors (bug #40231)
John W. Eaton <jwe@octave.org>
parents:
17629
diff
changeset
|
2437 } |
| 1623 | 2438 |
| 2439 return retval; | |
| 2440 } | |
| 2441 | |
| 3484 | 2442 // Build a do-until command. |
| 2443 | |
|
16134
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John W. Eaton <jwe@octave.org>
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changeset
|
2444 tree_command * |
|
16287
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changeset
|
2445 octave_base_parser::make_do_until_command (token *until_tok, |
|
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
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changeset
|
2446 tree_statement_list *body, |
|
04a7953496a7
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changeset
|
2447 tree_expression *expr, |
|
04a7953496a7
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changeset
|
2448 octave_comment_list *lc) |
| 3484 | 2449 { |
| 2450 maybe_warn_assign_as_truth_value (expr); | |
| 2451 | |
| 3665 | 2452 octave_comment_list *tc = octave_comment_buffer::get_comment (); |
| 2453 | |
|
16288
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rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
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changeset
|
2454 lexer.looping--; |
| 3484 | 2455 |
|
8658
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New evaluator and debugger derived from tree-walker class
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2456 int l = until_tok->line (); |
|
73c4516fae10
New evaluator and debugger derived from tree-walker class
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2457 int c = until_tok->column (); |
| 3484 | 2458 |
|
17632
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further reduce memory leaks from parse errors (bug #40231)
John W. Eaton <jwe@octave.org>
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17629
diff
changeset
|
2459 return new tree_do_until_command (expr, body, lc, tc, l, c); |
| 3484 | 2460 } |
| 2461 | |
| 1623 | 2462 // Build a for command. |
| 2463 | |
|
16134
ec9c6222ef5a
move static parser helper functions to octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16133
diff
changeset
|
2464 tree_command * |
|
16287
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16285
diff
changeset
|
2465 octave_base_parser::make_for_command (int tok_id, token *for_tok, |
|
04a7953496a7
create base class for parser; use reference for curr_lexer
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diff
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|
2466 tree_argument_list *lhs, |
|
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create base class for parser; use reference for curr_lexer
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diff
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|
2467 tree_expression *expr, |
|
04a7953496a7
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diff
changeset
|
2468 tree_expression *maxproc, |
|
04a7953496a7
create base class for parser; use reference for curr_lexer
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diff
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|
2469 tree_statement_list *body, |
|
04a7953496a7
create base class for parser; use reference for curr_lexer
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diff
changeset
|
2470 token *end_tok, |
|
04a7953496a7
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
2471 octave_comment_list *lc) |
| 1623 | 2472 { |
| 2473 tree_command *retval = 0; | |
| 2474 | |
|
13245
027a2186cd90
parfor keyword and infrastructure, but handle parfor as normal for loop for now
John W. Eaton <jwe@octave.org>
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13241
diff
changeset
|
2475 bool parfor = tok_id == PARFOR; |
|
027a2186cd90
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John W. Eaton <jwe@octave.org>
parents:
13241
diff
changeset
|
2476 |
|
027a2186cd90
parfor keyword and infrastructure, but handle parfor as normal for loop for now
John W. Eaton <jwe@octave.org>
parents:
13241
diff
changeset
|
2477 if (end_token_ok (end_tok, parfor ? token::parfor_end : token::for_end)) |
| 1623 | 2478 { |
| 3665 | 2479 octave_comment_list *tc = octave_comment_buffer::get_comment (); |
| 2480 | |
|
16288
fe3b9a51e625
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
2481 lexer.looping--; |
| 1623 | 2482 |
| 2483 int l = for_tok->line (); | |
| 2484 int c = for_tok->column (); | |
| 2485 | |
| 2970 | 2486 if (lhs->length () == 1) |
|
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|
2487 { |
|
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|
2488 tree_expression *tmp = lhs->remove_front (); |
|
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changeset
|
2489 |
|
13245
027a2186cd90
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John W. Eaton <jwe@octave.org>
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13241
diff
changeset
|
2490 retval = new tree_simple_for_command (parfor, tmp, expr, maxproc, |
|
027a2186cd90
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John W. Eaton <jwe@octave.org>
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diff
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|
2491 body, lc, tc, l, c); |
|
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|
2492 |
|
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|
2493 delete lhs; |
|
57a59eae83cc
untabify src C++ source files
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changeset
|
2494 } |
| 2970 | 2495 else |
|
13245
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John W. Eaton <jwe@octave.org>
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diff
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|
2496 { |
|
027a2186cd90
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John W. Eaton <jwe@octave.org>
parents:
13241
diff
changeset
|
2497 if (parfor) |
|
16142
26d65d677557
rename yyerror to bison_error and make it a member of octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16139
diff
changeset
|
2498 bison_error ("invalid syntax for parfor statement"); |
|
13245
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John W. Eaton <jwe@octave.org>
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|
2499 else |
|
027a2186cd90
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John W. Eaton <jwe@octave.org>
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|
2500 retval = new tree_complex_for_command (lhs, expr, body, |
|
027a2186cd90
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John W. Eaton <jwe@octave.org>
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diff
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|
2501 lc, tc, l, c); |
|
027a2186cd90
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
2502 } |
| 1623 | 2503 } |
|
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John W. Eaton <jwe@octave.org>
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|
2504 else |
|
bd0a84de3375
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John W. Eaton <jwe@octave.org>
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changeset
|
2505 { |
|
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diff
changeset
|
2506 delete lhs; |
|
bd0a84de3375
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|
2507 delete expr; |
|
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|
2508 delete maxproc; |
|
bd0a84de3375
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|
2509 delete body; |
|
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
2510 } |
| 1623 | 2511 |
| 2512 return retval; | |
| 2513 } | |
| 2514 | |
| 4207 | 2515 // Build a break command. |
| 2516 | |
|
16134
ec9c6222ef5a
move static parser helper functions to octave_parser class
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2517 tree_command * |
|
16287
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
2518 octave_base_parser::make_break_command (token *break_tok) |
| 1623 | 2519 { |
| 2620 | 2520 int l = break_tok->line (); |
| 2521 int c = break_tok->column (); | |
| 2522 | |
|
17632
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John W. Eaton <jwe@octave.org>
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changeset
|
2523 return new tree_break_command (l, c); |
| 1623 | 2524 } |
| 2525 | |
| 4207 | 2526 // Build a continue command. |
| 2527 | |
|
16134
ec9c6222ef5a
move static parser helper functions to octave_parser class
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2528 tree_command * |
|
16287
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changeset
|
2529 octave_base_parser::make_continue_command (token *continue_tok) |
| 1623 | 2530 { |
| 2620 | 2531 int l = continue_tok->line (); |
| 2532 int c = continue_tok->column (); | |
| 2533 | |
|
17632
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John W. Eaton <jwe@octave.org>
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changeset
|
2534 return new tree_continue_command (l, c); |
| 1623 | 2535 } |
| 2536 | |
| 4207 | 2537 // Build a return command. |
| 2538 | |
|
16134
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move static parser helper functions to octave_parser class
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2539 tree_command * |
|
16287
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
2540 octave_base_parser::make_return_command (token *return_tok) |
| 1623 | 2541 { |
| 2620 | 2542 int l = return_tok->line (); |
| 2543 int c = return_tok->column (); | |
| 2544 | |
|
17632
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
2545 return new tree_return_command (l, c); |
| 1623 | 2546 } |
| 2547 | |
| 2548 // Start an if command. | |
| 2549 | |
|
16134
ec9c6222ef5a
move static parser helper functions to octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16133
diff
changeset
|
2550 tree_if_command_list * |
|
16287
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2551 octave_base_parser::start_if_command (tree_expression *expr, |
|
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
2552 tree_statement_list *list) |
| 1623 | 2553 { |
| 2554 maybe_warn_assign_as_truth_value (expr); | |
| 2555 | |
| 2556 tree_if_clause *t = new tree_if_clause (expr, list); | |
| 2557 | |
| 2558 return new tree_if_command_list (t); | |
| 2559 } | |
| 2560 | |
| 2561 // Finish an if command. | |
| 2562 | |
|
16134
ec9c6222ef5a
move static parser helper functions to octave_parser class
John W. Eaton <jwe@octave.org>
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16133
diff
changeset
|
2563 tree_if_command * |
|
16287
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create base class for parser; use reference for curr_lexer
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diff
changeset
|
2564 octave_base_parser::finish_if_command (token *if_tok, |
|
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2565 tree_if_command_list *list, |
|
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
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16285
diff
changeset
|
2566 token *end_tok, |
|
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
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16285
diff
changeset
|
2567 octave_comment_list *lc) |
| 1623 | 2568 { |
| 2569 tree_if_command *retval = 0; | |
| 2570 | |
| 2857 | 2571 if (end_token_ok (end_tok, token::if_end)) |
| 1623 | 2572 { |
| 3665 | 2573 octave_comment_list *tc = octave_comment_buffer::get_comment (); |
| 2574 | |
| 1623 | 2575 int l = if_tok->line (); |
| 2576 int c = if_tok->column (); | |
| 2577 | |
|
8842
be7b30a24938
line/column info for switch and if statements
John W. Eaton <jwe@octave.org>
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8828
diff
changeset
|
2578 if (list && ! list->empty ()) |
|
10315
57a59eae83cc
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|
2579 { |
|
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changeset
|
2580 tree_if_clause *elt = list->front (); |
|
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untabify src C++ source files
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|
2581 |
|
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changeset
|
2582 if (elt) |
|
57a59eae83cc
untabify src C++ source files
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|
2583 { |
|
57a59eae83cc
untabify src C++ source files
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changeset
|
2584 elt->line (l); |
|
57a59eae83cc
untabify src C++ source files
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changeset
|
2585 elt->column (c); |
|
57a59eae83cc
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changeset
|
2586 } |
|
57a59eae83cc
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changeset
|
2587 } |
|
8842
be7b30a24938
line/column info for switch and if statements
John W. Eaton <jwe@octave.org>
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changeset
|
2588 |
| 3665 | 2589 retval = new tree_if_command (list, lc, tc, l, c); |
| 1623 | 2590 } |
|
17632
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|
2591 else |
|
bd0a84de3375
further reduce memory leaks from parse errors (bug #40231)
John W. Eaton <jwe@octave.org>
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17629
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changeset
|
2592 delete list; |
| 1623 | 2593 |
| 2594 return retval; | |
| 2595 } | |
| 2596 | |
| 2597 // Build an elseif clause. | |
| 2598 | |
|
16134
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move static parser helper functions to octave_parser class
John W. Eaton <jwe@octave.org>
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|
2599 tree_if_clause * |
|
16287
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|
2600 octave_base_parser::make_elseif_clause (token *elseif_tok, |
|
04a7953496a7
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|
2601 tree_expression *expr, |
|
04a7953496a7
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|
2602 tree_statement_list *list, |
|
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|
2603 octave_comment_list *lc) |
| 1623 | 2604 { |
| 2605 maybe_warn_assign_as_truth_value (expr); | |
| 2606 | |
|
8658
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John W. Eaton <jwe@octave.org>
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|
2607 int l = elseif_tok->line (); |
|
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changeset
|
2608 int c = elseif_tok->column (); |
|
73c4516fae10
New evaluator and debugger derived from tree-walker class
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|
2609 |
|
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changeset
|
2610 return new tree_if_clause (expr, list, lc, l, c); |
| 1623 | 2611 } |
| 2612 | |
| 2764 | 2613 // Finish a switch command. |
| 2614 | |
|
16134
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|
2615 tree_switch_command * |
|
16287
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|
2616 octave_base_parser::finish_switch_command (token *switch_tok, |
|
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|
2617 tree_expression *expr, |
|
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|
2618 tree_switch_case_list *list, |
|
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|
2619 token *end_tok, |
|
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|
2620 octave_comment_list *lc) |
| 2764 | 2621 { |
| 2622 tree_switch_command *retval = 0; | |
| 2623 | |
| 2857 | 2624 if (end_token_ok (end_tok, token::switch_end)) |
| 2764 | 2625 { |
| 3665 | 2626 octave_comment_list *tc = octave_comment_buffer::get_comment (); |
| 2627 | |
| 2764 | 2628 int l = switch_tok->line (); |
| 2629 int c = switch_tok->column (); | |
| 2630 | |
|
8842
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|
2631 if (list && ! list->empty ()) |
|
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|
2632 { |
|
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|
2633 tree_switch_case *elt = list->front (); |
|
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|
2634 |
|
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|
2635 if (elt) |
|
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|
2636 { |
|
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|
2637 elt->line (l); |
|
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|
2638 elt->column (c); |
|
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|
2639 } |
|
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|
2640 } |
|
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John W. Eaton <jwe@octave.org>
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8828
diff
changeset
|
2641 |
| 3665 | 2642 retval = new tree_switch_command (expr, list, lc, tc, l, c); |
| 2764 | 2643 } |
|
17632
bd0a84de3375
further reduce memory leaks from parse errors (bug #40231)
John W. Eaton <jwe@octave.org>
parents:
17629
diff
changeset
|
2644 else |
|
bd0a84de3375
further reduce memory leaks from parse errors (bug #40231)
John W. Eaton <jwe@octave.org>
parents:
17629
diff
changeset
|
2645 { |
|
bd0a84de3375
further reduce memory leaks from parse errors (bug #40231)
John W. Eaton <jwe@octave.org>
parents:
17629
diff
changeset
|
2646 delete expr; |
|
bd0a84de3375
further reduce memory leaks from parse errors (bug #40231)
John W. Eaton <jwe@octave.org>
parents:
17629
diff
changeset
|
2647 delete list; |
|
bd0a84de3375
further reduce memory leaks from parse errors (bug #40231)
John W. Eaton <jwe@octave.org>
parents:
17629
diff
changeset
|
2648 } |
| 2764 | 2649 |
| 2650 return retval; | |
| 2651 } | |
| 2652 | |
| 2653 // Build a switch case. | |
| 2654 | |
|
16134
ec9c6222ef5a
move static parser helper functions to octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16133
diff
changeset
|
2655 tree_switch_case * |
|
16287
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
2656 octave_base_parser::make_switch_case (token *case_tok, |
|
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
2657 tree_expression *expr, |
|
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
2658 tree_statement_list *list, |
|
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
2659 octave_comment_list *lc) |
| 2764 | 2660 { |
| 2661 maybe_warn_variable_switch_label (expr); | |
| 2662 | |
|
8658
73c4516fae10
New evaluator and debugger derived from tree-walker class
John W. Eaton <jwe@octave.org>
parents:
8471
diff
changeset
|
2663 int l = case_tok->line (); |
|
73c4516fae10
New evaluator and debugger derived from tree-walker class
John W. Eaton <jwe@octave.org>
parents:
8471
diff
changeset
|
2664 int c = case_tok->column (); |
|
73c4516fae10
New evaluator and debugger derived from tree-walker class
John W. Eaton <jwe@octave.org>
parents:
8471
diff
changeset
|
2665 |
|
73c4516fae10
New evaluator and debugger derived from tree-walker class
John W. Eaton <jwe@octave.org>
parents:
8471
diff
changeset
|
2666 return new tree_switch_case (expr, list, lc, l, c); |
| 2764 | 2667 } |
| 2668 | |
| 1623 | 2669 // Build an assignment to a variable. |
| 2670 | |
|
16134
ec9c6222ef5a
move static parser helper functions to octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16133
diff
changeset
|
2671 tree_expression * |
|
16287
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
2672 octave_base_parser::make_assign_op (int op, tree_argument_list *lhs, |
|
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
2673 token *eq_tok, tree_expression *rhs) |
| 1623 | 2674 { |
| 2970 | 2675 tree_expression *retval = 0; |
| 2676 | |
| 2883 | 2677 octave_value::assign_op t = octave_value::unknown_assign_op; |
| 2678 | |
| 2679 switch (op) | |
| 2680 { | |
| 2681 case '=': | |
| 3525 | 2682 t = octave_value::op_asn_eq; |
| 2883 | 2683 break; |
| 2684 | |
| 2685 case ADD_EQ: | |
| 3525 | 2686 t = octave_value::op_add_eq; |
| 2883 | 2687 break; |
| 2688 | |
| 2689 case SUB_EQ: | |
| 3525 | 2690 t = octave_value::op_sub_eq; |
| 2883 | 2691 break; |
| 2692 | |
| 2693 case MUL_EQ: | |
| 3525 | 2694 t = octave_value::op_mul_eq; |
| 2883 | 2695 break; |
| 2696 | |
| 2697 case DIV_EQ: | |
| 3525 | 2698 t = octave_value::op_div_eq; |
| 2883 | 2699 break; |
| 2700 | |
| 3204 | 2701 case LEFTDIV_EQ: |
| 3525 | 2702 t = octave_value::op_ldiv_eq; |
| 3204 | 2703 break; |
| 2704 | |
| 4018 | 2705 case POW_EQ: |
| 2706 t = octave_value::op_pow_eq; | |
| 2707 break; | |
| 2708 | |
| 2899 | 2709 case LSHIFT_EQ: |
| 3525 | 2710 t = octave_value::op_lshift_eq; |
| 2899 | 2711 break; |
| 2712 | |
| 2713 case RSHIFT_EQ: | |
| 3525 | 2714 t = octave_value::op_rshift_eq; |
| 2899 | 2715 break; |
| 2716 | |
| 2883 | 2717 case EMUL_EQ: |
| 3525 | 2718 t = octave_value::op_el_mul_eq; |
| 2883 | 2719 break; |
| 2720 | |
| 2721 case EDIV_EQ: | |
| 3525 | 2722 t = octave_value::op_el_div_eq; |
| 2883 | 2723 break; |
| 2724 | |
| 3204 | 2725 case ELEFTDIV_EQ: |
| 3525 | 2726 t = octave_value::op_el_ldiv_eq; |
| 3204 | 2727 break; |
| 2728 | |
| 4018 | 2729 case EPOW_EQ: |
| 2730 t = octave_value::op_el_pow_eq; | |
| 2731 break; | |
| 2732 | |
| 2883 | 2733 case AND_EQ: |
| 3525 | 2734 t = octave_value::op_el_and_eq; |
| 2883 | 2735 break; |
| 2736 | |
| 2737 case OR_EQ: | |
| 3525 | 2738 t = octave_value::op_el_or_eq; |
| 2883 | 2739 break; |
| 2740 | |
| 2741 default: | |
| 2742 panic_impossible (); | |
| 2743 break; | |
| 2744 } | |
| 2745 | |
| 1623 | 2746 int l = eq_tok->line (); |
| 2747 int c = eq_tok->column (); | |
| 2748 | |
| 5841 | 2749 if (lhs->is_simple_assign_lhs ()) |
| 666 | 2750 { |
| 2970 | 2751 tree_expression *tmp = lhs->remove_front (); |
| 2752 | |
| 2753 retval = new tree_simple_assignment (tmp, rhs, false, l, c, t); | |
| 2754 | |
| 2755 delete lhs; | |
| 666 | 2756 } |
|
10230
0a5a769b8fc0
disallow computed multiple assignment
Jaroslav Hajek <highegg@gmail.com>
parents:
10207
diff
changeset
|
2757 else if (t == octave_value::op_asn_eq) |
|
0a5a769b8fc0
disallow computed multiple assignment
Jaroslav Hajek <highegg@gmail.com>
parents:
10207
diff
changeset
|
2758 return new tree_multi_assignment (lhs, rhs, false, l, c); |
| 666 | 2759 else |
|
16142
26d65d677557
rename yyerror to bison_error and make it a member of octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16139
diff
changeset
|
2760 bison_error ("computed multiple assignment not allowed"); |
| 666 | 2761 |
| 2762 return retval; | |
| 2763 } | |
| 751 | 2764 |
|
9474
25ed2d6aacf6
Parse nested functions more accurately.
David Grundberg <individ@acc.umu.se>
parents:
9471
diff
changeset
|
2765 // Define a script. |
|
7715
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
2766 |
|
16134
ec9c6222ef5a
move static parser helper functions to octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16133
diff
changeset
|
2767 void |
|
16287
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
2768 octave_base_parser::make_script (tree_statement_list *cmds, |
|
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
2769 tree_statement *end_script) |
|
7715
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
2770 { |
|
8658
73c4516fae10
New evaluator and debugger derived from tree-walker class
John W. Eaton <jwe@octave.org>
parents:
8471
diff
changeset
|
2771 if (! cmds) |
|
73c4516fae10
New evaluator and debugger derived from tree-walker class
John W. Eaton <jwe@octave.org>
parents:
8471
diff
changeset
|
2772 cmds = new tree_statement_list (); |
|
73c4516fae10
New evaluator and debugger derived from tree-walker class
John W. Eaton <jwe@octave.org>
parents:
8471
diff
changeset
|
2773 |
|
73c4516fae10
New evaluator and debugger derived from tree-walker class
John W. Eaton <jwe@octave.org>
parents:
8471
diff
changeset
|
2774 cmds->append (end_script); |
|
73c4516fae10
New evaluator and debugger derived from tree-walker class
John W. Eaton <jwe@octave.org>
parents:
8471
diff
changeset
|
2775 |
|
7715
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
2776 octave_user_script *script |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
2777 = new octave_user_script (lexer.fcn_file_full_name, |
|
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
2778 lexer.fcn_file_name, |
|
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
2779 cmds, lexer.help_text); |
|
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
2780 |
|
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
2781 lexer.help_text = ""; |
|
7715
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
2782 |
|
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
2783 octave_time now; |
|
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
2784 |
|
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
2785 script->stash_fcn_file_time (now); |
|
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
2786 |
|
9474
25ed2d6aacf6
Parse nested functions more accurately.
David Grundberg <individ@acc.umu.se>
parents:
9471
diff
changeset
|
2787 primary_fcn_ptr = script; |
|
7715
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
2788 } |
|
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
2789 |
| 1623 | 2790 // Begin defining a function. |
| 2791 | |
|
16134
ec9c6222ef5a
move static parser helper functions to octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16133
diff
changeset
|
2792 octave_user_function * |
|
16287
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
2793 octave_base_parser::start_function (tree_parameter_list *param_list, |
|
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
2794 tree_statement_list *body, |
|
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
2795 tree_statement *end_fcn_stmt) |
| 1623 | 2796 { |
| 2891 | 2797 // We'll fill in the return list later. |
| 2798 | |
|
8658
73c4516fae10
New evaluator and debugger derived from tree-walker class
John W. Eaton <jwe@octave.org>
parents:
8471
diff
changeset
|
2799 if (! body) |
|
73c4516fae10
New evaluator and debugger derived from tree-walker class
John W. Eaton <jwe@octave.org>
parents:
8471
diff
changeset
|
2800 body = new tree_statement_list (); |
|
73c4516fae10
New evaluator and debugger derived from tree-walker class
John W. Eaton <jwe@octave.org>
parents:
8471
diff
changeset
|
2801 |
|
73c4516fae10
New evaluator and debugger derived from tree-walker class
John W. Eaton <jwe@octave.org>
parents:
8471
diff
changeset
|
2802 body->append (end_fcn_stmt); |
|
73c4516fae10
New evaluator and debugger derived from tree-walker class
John W. Eaton <jwe@octave.org>
parents:
8471
diff
changeset
|
2803 |
| 2891 | 2804 octave_user_function *fcn |
|
16320
09f0cb9cac7d
don't modify symbol table scope in the parser
John W. Eaton <jwe@octave.org>
parents:
16302
diff
changeset
|
2805 = new octave_user_function (lexer.symtab_context.curr_scope (), |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
2806 param_list, 0, body); |
| 1623 | 2807 |
| 3665 | 2808 if (fcn) |
| 2809 { | |
| 2810 octave_comment_list *tc = octave_comment_buffer::get_comment (); | |
| 2811 | |
| 2812 fcn->stash_trailing_comment (tc); | |
|
16627
de91b1621260
adjust location of eof marker for files with subfunctions but no explicit end statements
John W. Eaton <jwe@octave.org>
parents:
16574
diff
changeset
|
2813 fcn->stash_fcn_end_location (end_fcn_stmt->line (), |
|
de91b1621260
adjust location of eof marker for files with subfunctions but no explicit end statements
John W. Eaton <jwe@octave.org>
parents:
16574
diff
changeset
|
2814 end_fcn_stmt->column ()); |
| 3665 | 2815 } |
| 2816 | |
| 1623 | 2817 return fcn; |
| 2818 } | |
| 2819 | |
|
16134
ec9c6222ef5a
move static parser helper functions to octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16133
diff
changeset
|
2820 tree_statement * |
|
16627
de91b1621260
adjust location of eof marker for files with subfunctions but no explicit end statements
John W. Eaton <jwe@octave.org>
parents:
16574
diff
changeset
|
2821 octave_base_parser::make_end (const std::string& type, bool eof, int l, int c) |
|
8658
73c4516fae10
New evaluator and debugger derived from tree-walker class
John W. Eaton <jwe@octave.org>
parents:
8471
diff
changeset
|
2822 { |
|
16627
de91b1621260
adjust location of eof marker for files with subfunctions but no explicit end statements
John W. Eaton <jwe@octave.org>
parents:
16574
diff
changeset
|
2823 return make_statement (new tree_no_op_command (type, eof, l, c)); |
|
8658
73c4516fae10
New evaluator and debugger derived from tree-walker class
John W. Eaton <jwe@octave.org>
parents:
8471
diff
changeset
|
2824 } |
|
73c4516fae10
New evaluator and debugger derived from tree-walker class
John W. Eaton <jwe@octave.org>
parents:
8471
diff
changeset
|
2825 |
| 1623 | 2826 // Do most of the work for defining a function. |
| 2827 | |
|
16134
ec9c6222ef5a
move static parser helper functions to octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16133
diff
changeset
|
2828 octave_user_function * |
|
16287
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
2829 octave_base_parser::frob_function (const std::string& fname, |
|
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
2830 octave_user_function *fcn) |
| 1623 | 2831 { |
| 4872 | 2832 std::string id_name = fname; |
| 1623 | 2833 |
| 2834 // If input is coming from a file, issue a warning if the name of | |
| 2835 // the file does not match the name of the function stated in the | |
| 2836 // file. Matlab doesn't provide a diagnostic (it ignores the stated | |
| 2837 // name). | |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
2838 if (! autoloading && lexer.reading_fcn_file |
|
16153
a57c2c8c8163
move some variables into the octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16151
diff
changeset
|
2839 && curr_fcn_depth == 1 && ! parsing_subfunctions) |
|
9474
25ed2d6aacf6
Parse nested functions more accurately.
David Grundberg <individ@acc.umu.se>
parents:
9471
diff
changeset
|
2840 { |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
2841 // FIXME -- should lexer.fcn_file_name already be |
|
9474
25ed2d6aacf6
Parse nested functions more accurately.
David Grundberg <individ@acc.umu.se>
parents:
9471
diff
changeset
|
2842 // preprocessed when we get here? It seems to only be a |
|
25ed2d6aacf6
Parse nested functions more accurately.
David Grundberg <individ@acc.umu.se>
parents:
9471
diff
changeset
|
2843 // problem with relative file names. |
|
25ed2d6aacf6
Parse nested functions more accurately.
David Grundberg <individ@acc.umu.se>
parents:
9471
diff
changeset
|
2844 |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
2845 std::string nm = lexer.fcn_file_name; |
|
9474
25ed2d6aacf6
Parse nested functions more accurately.
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parents:
9471
diff
changeset
|
2846 |
|
25ed2d6aacf6
Parse nested functions more accurately.
David Grundberg <individ@acc.umu.se>
parents:
9471
diff
changeset
|
2847 size_t pos = nm.find_last_of (file_ops::dir_sep_chars ()); |
|
25ed2d6aacf6
Parse nested functions more accurately.
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parents:
9471
diff
changeset
|
2848 |
|
25ed2d6aacf6
Parse nested functions more accurately.
David Grundberg <individ@acc.umu.se>
parents:
9471
diff
changeset
|
2849 if (pos != std::string::npos) |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
2850 nm = lexer.fcn_file_name.substr (pos+1); |
|
9474
25ed2d6aacf6
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David Grundberg <individ@acc.umu.se>
parents:
9471
diff
changeset
|
2851 |
|
25ed2d6aacf6
Parse nested functions more accurately.
David Grundberg <individ@acc.umu.se>
parents:
9471
diff
changeset
|
2852 if (nm != id_name) |
|
25ed2d6aacf6
Parse nested functions more accurately.
David Grundberg <individ@acc.umu.se>
parents:
9471
diff
changeset
|
2853 { |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
2854 warning_with_id |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
2855 ("Octave:function-name-clash", |
|
15466
d174210ce1ec
use ' instead of ` in error messages, warnings and most comments
John W. Eaton <jwe@octave.org>
parents:
14189
diff
changeset
|
2856 "function name '%s' does not agree with function file name '%s'", |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
2857 id_name.c_str (), lexer.fcn_file_full_name.c_str ()); |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
2858 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
2859 id_name = nm; |
|
9474
25ed2d6aacf6
Parse nested functions more accurately.
David Grundberg <individ@acc.umu.se>
parents:
9471
diff
changeset
|
2860 } |
|
25ed2d6aacf6
Parse nested functions more accurately.
David Grundberg <individ@acc.umu.se>
parents:
9471
diff
changeset
|
2861 } |
| 1623 | 2862 |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
2863 if (lexer.reading_fcn_file || lexer.reading_classdef_file || autoloading) |
| 1623 | 2864 { |
| 3712 | 2865 octave_time now; |
| 3162 | 2866 |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
2867 fcn->stash_fcn_file_name (lexer.fcn_file_full_name); |
| 3162 | 2868 fcn->stash_fcn_file_time (now); |
| 1623 | 2869 fcn->mark_as_system_fcn_file (); |
| 3162 | 2870 |
| 6323 | 2871 if (fcn_file_from_relative_lookup) |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
2872 fcn->mark_relative (); |
| 6323 | 2873 |
|
16153
a57c2c8c8163
move some variables into the octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16151
diff
changeset
|
2874 if (curr_fcn_depth > 1 || parsing_subfunctions) |
|
7968
0d607e8dbbfa
eliminate curr_parent_function; fix subfunction lookup
John W. Eaton <jwe@octave.org>
parents:
7903
diff
changeset
|
2875 { |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
2876 fcn->stash_parent_fcn_name (lexer.fcn_file_name); |
|
14544
be18c9e359bf
Nested function support (bug #35772)
Max Brister <max@2bass.com>
parents:
14533
diff
changeset
|
2877 |
|
16153
a57c2c8c8163
move some variables into the octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16151
diff
changeset
|
2878 if (curr_fcn_depth > 1) |
|
14846
460a3c6d8bf1
maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists.
Rik <octave@nomad.inbox5.com>
parents:
14584
diff
changeset
|
2879 fcn->stash_parent_fcn_scope (function_scopes[function_scopes.size ()-2]); |
|
14544
be18c9e359bf
Nested function support (bug #35772)
Max Brister <max@2bass.com>
parents:
14533
diff
changeset
|
2880 else |
|
be18c9e359bf
Nested function support (bug #35772)
Max Brister <max@2bass.com>
parents:
14533
diff
changeset
|
2881 fcn->stash_parent_fcn_scope (primary_fcn_scope); |
|
9474
25ed2d6aacf6
Parse nested functions more accurately.
David Grundberg <individ@acc.umu.se>
parents:
9471
diff
changeset
|
2882 } |
| 6323 | 2883 |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
2884 if (lexer.parsing_class_method) |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
2885 { |
|
16153
a57c2c8c8163
move some variables into the octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16151
diff
changeset
|
2886 if (curr_class_name == id_name) |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
2887 fcn->mark_as_class_constructor (); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
2888 else |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
2889 fcn->mark_as_class_method (); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
2890 |
|
16153
a57c2c8c8163
move some variables into the octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16151
diff
changeset
|
2891 fcn->stash_dispatch_class (curr_class_name); |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
2892 } |
| 7336 | 2893 |
| 5781 | 2894 std::string nm = fcn->fcn_file_name (); |
| 2895 | |
| 2896 file_stat fs (nm); | |
| 2897 | |
| 2898 if (fs && fs.is_newer (now)) | |
| 2899 warning_with_id ("Octave:future-time-stamp", | |
|
15466
d174210ce1ec
use ' instead of ` in error messages, warnings and most comments
John W. Eaton <jwe@octave.org>
parents:
14189
diff
changeset
|
2900 "time stamp for '%s' is in the future", nm.c_str ()); |
| 1623 | 2901 } |
|
16203
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
2902 else if (! input_from_tmp_history_file |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
2903 && ! lexer.force_script |
|
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
2904 && lexer.reading_script_file |
|
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
2905 && lexer.fcn_file_name == id_name) |
| 1623 | 2906 { |
|
15466
d174210ce1ec
use ' instead of ` in error messages, warnings and most comments
John W. Eaton <jwe@octave.org>
parents:
14189
diff
changeset
|
2907 warning ("function '%s' defined within script file '%s'", |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
2908 id_name.c_str (), lexer.fcn_file_full_name.c_str ()); |
| 1623 | 2909 } |
| 2910 | |
| 4872 | 2911 fcn->stash_function_name (id_name); |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
2912 |
|
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
2913 if (! lexer.help_text.empty () && curr_fcn_depth == 1 |
|
9474
25ed2d6aacf6
Parse nested functions more accurately.
David Grundberg <individ@acc.umu.se>
parents:
9471
diff
changeset
|
2914 && ! parsing_subfunctions) |
| 7336 | 2915 { |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
2916 fcn->document (lexer.help_text); |
|
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
2917 |
|
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
2918 lexer.help_text = ""; |
| 7336 | 2919 } |
| 2920 | |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
2921 if (lexer.reading_fcn_file && curr_fcn_depth == 1 |
|
9474
25ed2d6aacf6
Parse nested functions more accurately.
David Grundberg <individ@acc.umu.se>
parents:
9471
diff
changeset
|
2922 && ! parsing_subfunctions) |
|
25ed2d6aacf6
Parse nested functions more accurately.
David Grundberg <individ@acc.umu.se>
parents:
9471
diff
changeset
|
2923 primary_fcn_ptr = fcn; |
|
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11572
diff
changeset
|
2924 |
| 1623 | 2925 return fcn; |
| 2926 } | |
| 2927 | |
|
16134
ec9c6222ef5a
move static parser helper functions to octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16133
diff
changeset
|
2928 tree_function_def * |
|
16287
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
2929 octave_base_parser::finish_function (tree_parameter_list *ret_list, |
|
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
2930 octave_user_function *fcn, |
|
16627
de91b1621260
adjust location of eof marker for files with subfunctions but no explicit end statements
John W. Eaton <jwe@octave.org>
parents:
16574
diff
changeset
|
2931 octave_comment_list *lc, |
|
de91b1621260
adjust location of eof marker for files with subfunctions but no explicit end statements
John W. Eaton <jwe@octave.org>
parents:
16574
diff
changeset
|
2932 int l, int c) |
| 1623 | 2933 { |
|
7715
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
2934 tree_function_def *retval = 0; |
|
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
2935 |
|
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
2936 if (ret_list) |
|
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
2937 ret_list->mark_as_formal_parameters (); |
|
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
2938 |
|
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
2939 if (fcn) |
|
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
2940 { |
|
7761
5adeea5de26c
symbol table reporting functions
John W. Eaton <jwe@octave.org>
parents:
7755
diff
changeset
|
2941 std::string nm = fcn->name (); |
|
5adeea5de26c
symbol table reporting functions
John W. Eaton <jwe@octave.org>
parents:
7755
diff
changeset
|
2942 std::string file = fcn->fcn_file_name (); |
|
5adeea5de26c
symbol table reporting functions
John W. Eaton <jwe@octave.org>
parents:
7755
diff
changeset
|
2943 |
|
5adeea5de26c
symbol table reporting functions
John W. Eaton <jwe@octave.org>
parents:
7755
diff
changeset
|
2944 std::string tmp = nm; |
|
5adeea5de26c
symbol table reporting functions
John W. Eaton <jwe@octave.org>
parents:
7755
diff
changeset
|
2945 if (! file.empty ()) |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
2946 tmp += ": " + file; |
|
7761
5adeea5de26c
symbol table reporting functions
John W. Eaton <jwe@octave.org>
parents:
7755
diff
changeset
|
2947 |
|
5adeea5de26c
symbol table reporting functions
John W. Eaton <jwe@octave.org>
parents:
7755
diff
changeset
|
2948 symbol_table::cache_name (fcn->scope (), tmp); |
|
5adeea5de26c
symbol table reporting functions
John W. Eaton <jwe@octave.org>
parents:
7755
diff
changeset
|
2949 |
|
7715
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
2950 if (lc) |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
2951 fcn->stash_leading_comment (lc); |
|
7715
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
2952 |
|
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
2953 fcn->define_ret_list (ret_list); |
|
7755
ea9cb4d68dbf
avoid installing subfunctions twice
John W. Eaton <jwe@octave.org>
parents:
7750
diff
changeset
|
2954 |
|
16153
a57c2c8c8163
move some variables into the octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16151
diff
changeset
|
2955 if (curr_fcn_depth > 1 || parsing_subfunctions) |
|
9474
25ed2d6aacf6
Parse nested functions more accurately.
David Grundberg <individ@acc.umu.se>
parents:
9471
diff
changeset
|
2956 { |
|
11461
2b8531a6a3c9
Change mentions of "nested function" to the less misleading "subfunction"
David Grundberg <individ@acc.umu.se>
parents:
11388
diff
changeset
|
2957 fcn->mark_as_subfunction (); |
|
16627
de91b1621260
adjust location of eof marker for files with subfunctions but no explicit end statements
John W. Eaton <jwe@octave.org>
parents:
16574
diff
changeset
|
2958 fcn->stash_fcn_location (l, c); |
|
de91b1621260
adjust location of eof marker for files with subfunctions but no explicit end statements
John W. Eaton <jwe@octave.org>
parents:
16574
diff
changeset
|
2959 |
|
de91b1621260
adjust location of eof marker for files with subfunctions but no explicit end statements
John W. Eaton <jwe@octave.org>
parents:
16574
diff
changeset
|
2960 subfunction_names.push_back (nm); |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
2961 |
|
14544
be18c9e359bf
Nested function support (bug #35772)
Max Brister <max@2bass.com>
parents:
14533
diff
changeset
|
2962 if (endfunction_found && function_scopes.size () > 1) |
|
be18c9e359bf
Nested function support (bug #35772)
Max Brister <max@2bass.com>
parents:
14533
diff
changeset
|
2963 { |
|
be18c9e359bf
Nested function support (bug #35772)
Max Brister <max@2bass.com>
parents:
14533
diff
changeset
|
2964 symbol_table::scope_id pscope |
|
14846
460a3c6d8bf1
maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists.
Rik <octave@nomad.inbox5.com>
parents:
14584
diff
changeset
|
2965 = function_scopes[function_scopes.size ()-2]; |
|
14544
be18c9e359bf
Nested function support (bug #35772)
Max Brister <max@2bass.com>
parents:
14533
diff
changeset
|
2966 |
|
be18c9e359bf
Nested function support (bug #35772)
Max Brister <max@2bass.com>
parents:
14533
diff
changeset
|
2967 symbol_table::install_nestfunction (nm, octave_value (fcn), |
|
be18c9e359bf
Nested function support (bug #35772)
Max Brister <max@2bass.com>
parents:
14533
diff
changeset
|
2968 pscope); |
|
be18c9e359bf
Nested function support (bug #35772)
Max Brister <max@2bass.com>
parents:
14533
diff
changeset
|
2969 } |
|
be18c9e359bf
Nested function support (bug #35772)
Max Brister <max@2bass.com>
parents:
14533
diff
changeset
|
2970 else |
|
be18c9e359bf
Nested function support (bug #35772)
Max Brister <max@2bass.com>
parents:
14533
diff
changeset
|
2971 symbol_table::install_subfunction (nm, octave_value (fcn), |
|
be18c9e359bf
Nested function support (bug #35772)
Max Brister <max@2bass.com>
parents:
14533
diff
changeset
|
2972 primary_fcn_scope); |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
2973 } |
|
9474
25ed2d6aacf6
Parse nested functions more accurately.
David Grundberg <individ@acc.umu.se>
parents:
9471
diff
changeset
|
2974 |
|
16153
a57c2c8c8163
move some variables into the octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16151
diff
changeset
|
2975 if (curr_fcn_depth == 1 && fcn) |
|
14544
be18c9e359bf
Nested function support (bug #35772)
Max Brister <max@2bass.com>
parents:
14533
diff
changeset
|
2976 symbol_table::update_nest (fcn->scope ()); |
|
be18c9e359bf
Nested function support (bug #35772)
Max Brister <max@2bass.com>
parents:
14533
diff
changeset
|
2977 |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
2978 if (! lexer.reading_fcn_file && curr_fcn_depth == 1) |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
2979 { |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
2980 // We are either reading a script file or defining a function |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
2981 // at the command line, so this definition creates a |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
2982 // tree_function object that is placed in the parse tree. |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
2983 // Otherwise, it is just inserted in the symbol table, |
|
14512
e0d66b8b0c63
Avoid double delete for nested functions in commandline
Max Brister <max@2bass.com>
parents:
14507
diff
changeset
|
2984 // either as a subfunction or nested function (see above), |
|
e0d66b8b0c63
Avoid double delete for nested functions in commandline
Max Brister <max@2bass.com>
parents:
14507
diff
changeset
|
2985 // or as the primary function for the file, via |
|
e0d66b8b0c63
Avoid double delete for nested functions in commandline
Max Brister <max@2bass.com>
parents:
14507
diff
changeset
|
2986 // primary_fcn_ptr (see also load_fcn_from_file,, |
|
e0d66b8b0c63
Avoid double delete for nested functions in commandline
Max Brister <max@2bass.com>
parents:
14507
diff
changeset
|
2987 // parse_fcn_file, and |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
2988 // symbol_table::fcn_info::fcn_info_rep::find_user_function). |
|
9761
5f8971be8e12
parse.y (finish_function): retrun function object unless parsing function file
John W. Eaton <jwe@octave.org>
parents:
9506
diff
changeset
|
2989 |
|
5f8971be8e12
parse.y (finish_function): retrun function object unless parsing function file
John W. Eaton <jwe@octave.org>
parents:
9506
diff
changeset
|
2990 retval = new tree_function_def (fcn); |
|
10315
57a59eae83cc
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John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
2991 } |
|
7715
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
2992 } |
|
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
2993 |
|
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
2994 return retval; |
| 1623 | 2995 } |
| 2996 | |
|
16134
ec9c6222ef5a
move static parser helper functions to octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16133
diff
changeset
|
2997 void |
|
16287
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John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
2998 octave_base_parser::recover_from_parsing_function (void) |
| 2883 | 2999 { |
|
16320
09f0cb9cac7d
don't modify symbol table scope in the parser
John W. Eaton <jwe@octave.org>
parents:
16302
diff
changeset
|
3000 if (lexer.symtab_context.empty ()) |
| 3903 | 3001 panic_impossible (); |
| 3002 | |
|
16320
09f0cb9cac7d
don't modify symbol table scope in the parser
John W. Eaton <jwe@octave.org>
parents:
16302
diff
changeset
|
3003 lexer.symtab_context.pop (); |
| 2883 | 3004 |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
3005 if (lexer.reading_fcn_file && curr_fcn_depth == 1 |
|
9474
25ed2d6aacf6
Parse nested functions more accurately.
David Grundberg <individ@acc.umu.se>
parents:
9471
diff
changeset
|
3006 && ! parsing_subfunctions) |
|
25ed2d6aacf6
Parse nested functions more accurately.
David Grundberg <individ@acc.umu.se>
parents:
9471
diff
changeset
|
3007 parsing_subfunctions = true; |
|
25ed2d6aacf6
Parse nested functions more accurately.
David Grundberg <individ@acc.umu.se>
parents:
9471
diff
changeset
|
3008 |
|
16153
a57c2c8c8163
move some variables into the octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16151
diff
changeset
|
3009 curr_fcn_depth--; |
|
14544
be18c9e359bf
Nested function support (bug #35772)
Max Brister <max@2bass.com>
parents:
14533
diff
changeset
|
3010 function_scopes.pop_back (); |
|
9474
25ed2d6aacf6
Parse nested functions more accurately.
David Grundberg <individ@acc.umu.se>
parents:
9471
diff
changeset
|
3011 |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
3012 lexer.defining_func--; |
|
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
3013 lexer.parsed_function_name.pop (); |
|
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
3014 lexer.looking_at_return_list = false; |
|
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
3015 lexer.looking_at_parameter_list = false; |
| 2883 | 3016 } |
| 3017 | |
| 2846 | 3018 // Make an index expression. |
| 3019 | |
|
16134
ec9c6222ef5a
move static parser helper functions to octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16133
diff
changeset
|
3020 tree_index_expression * |
|
16287
04a7953496a7
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John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
3021 octave_base_parser::make_index_expression (tree_expression *expr, |
|
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
3022 tree_argument_list *args, |
|
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
3023 char type) |
| 751 | 3024 { |
| 3025 tree_index_expression *retval = 0; | |
|
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11572
diff
changeset
|
3026 |
|
10206
37a08e0ce2dc
support Matlab-style empty output/input arguments
Jaroslav Hajek <highegg@gmail.com>
parents:
10188
diff
changeset
|
3027 if (args && args->has_magic_tilde ()) |
|
37a08e0ce2dc
support Matlab-style empty output/input arguments
Jaroslav Hajek <highegg@gmail.com>
parents:
10188
diff
changeset
|
3028 { |
|
16142
26d65d677557
rename yyerror to bison_error and make it a member of octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16139
diff
changeset
|
3029 bison_error ("invalid use of empty argument (~) in index expression"); |
|
17632
bd0a84de3375
further reduce memory leaks from parse errors (bug #40231)
John W. Eaton <jwe@octave.org>
parents:
17629
diff
changeset
|
3030 |
|
bd0a84de3375
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John W. Eaton <jwe@octave.org>
parents:
17629
diff
changeset
|
3031 delete expr; |
|
bd0a84de3375
further reduce memory leaks from parse errors (bug #40231)
John W. Eaton <jwe@octave.org>
parents:
17629
diff
changeset
|
3032 delete args; |
|
bd0a84de3375
further reduce memory leaks from parse errors (bug #40231)
John W. Eaton <jwe@octave.org>
parents:
17629
diff
changeset
|
3033 |
|
10206
37a08e0ce2dc
support Matlab-style empty output/input arguments
Jaroslav Hajek <highegg@gmail.com>
parents:
10188
diff
changeset
|
3034 return retval; |
|
37a08e0ce2dc
support Matlab-style empty output/input arguments
Jaroslav Hajek <highegg@gmail.com>
parents:
10188
diff
changeset
|
3035 } |
| 751 | 3036 |
| 2970 | 3037 int l = expr->line (); |
| 3038 int c = expr->column (); | |
| 3039 | |
| 3040 expr->mark_postfix_indexed (); | |
| 3041 | |
| 3933 | 3042 if (expr->is_index_expression ()) |
| 3043 { | |
| 3044 tree_index_expression *tmp = static_cast<tree_index_expression *> (expr); | |
| 3045 | |
| 3046 tmp->append (args, type); | |
| 3047 | |
| 3048 retval = tmp; | |
| 3049 } | |
| 3050 else | |
| 3051 retval = new tree_index_expression (expr, args, l, c, type); | |
| 2970 | 3052 |
| 3053 return retval; | |
| 3054 } | |
| 3055 | |
| 3056 // Make an indirect reference expression. | |
| 3057 | |
|
16134
ec9c6222ef5a
move static parser helper functions to octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16133
diff
changeset
|
3058 tree_index_expression * |
|
16287
04a7953496a7
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John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
3059 octave_base_parser::make_indirect_ref (tree_expression *expr, |
|
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
3060 const std::string& elt) |
| 2970 | 3061 { |
| 3930 | 3062 tree_index_expression *retval = 0; |
| 2970 | 3063 |
| 3064 int l = expr->line (); | |
| 3065 int c = expr->column (); | |
| 3066 | |
| 3933 | 3067 if (expr->is_index_expression ()) |
| 3068 { | |
| 3069 tree_index_expression *tmp = static_cast<tree_index_expression *> (expr); | |
| 3070 | |
| 3071 tmp->append (elt); | |
| 3072 | |
| 3073 retval = tmp; | |
| 3074 } | |
| 3075 else | |
| 3076 retval = new tree_index_expression (expr, elt, l, c); | |
| 2970 | 3077 |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
3078 lexer.looking_at_indirect_ref = false; |
| 751 | 3079 |
| 3080 return retval; | |
| 3081 } | |
| 1511 | 3082 |
| 4131 | 3083 // Make an indirect reference expression with dynamic field name. |
| 3084 | |
|
16134
ec9c6222ef5a
move static parser helper functions to octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16133
diff
changeset
|
3085 tree_index_expression * |
|
16287
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
3086 octave_base_parser::make_indirect_ref (tree_expression *expr, tree_expression *elt) |
| 4131 | 3087 { |
| 3088 tree_index_expression *retval = 0; | |
| 3089 | |
| 3090 int l = expr->line (); | |
| 3091 int c = expr->column (); | |
| 3092 | |
| 3093 if (expr->is_index_expression ()) | |
| 3094 { | |
| 3095 tree_index_expression *tmp = static_cast<tree_index_expression *> (expr); | |
| 3096 | |
| 3097 tmp->append (elt); | |
| 3098 | |
| 3099 retval = tmp; | |
| 3100 } | |
| 3101 else | |
| 3102 retval = new tree_index_expression (expr, elt, l, c); | |
| 3103 | |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
3104 lexer.looking_at_indirect_ref = false; |
| 4131 | 3105 |
| 3106 return retval; | |
| 3107 } | |
| 3108 | |
| 2846 | 3109 // Make a declaration command. |
| 3110 | |
|
16134
ec9c6222ef5a
move static parser helper functions to octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16133
diff
changeset
|
3111 tree_decl_command * |
|
16287
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
3112 octave_base_parser::make_decl_command (int tok, token *tok_val, |
|
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
3113 tree_decl_init_list *lst) |
| 2846 | 3114 { |
| 3115 tree_decl_command *retval = 0; | |
| 3116 | |
| 3117 int l = tok_val->line (); | |
| 3118 int c = tok_val->column (); | |
| 3119 | |
| 3120 switch (tok) | |
| 3121 { | |
| 3122 case GLOBAL: | |
| 3123 retval = new tree_global_command (lst, l, c); | |
| 3124 break; | |
| 3125 | |
|
14294
9e3983c8963c
deprecate the static keyword
John W. Eaton <jwe@octave.org>
parents:
14293
diff
changeset
|
3126 case PERSISTENT: |
|
16153
a57c2c8c8163
move some variables into the octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16151
diff
changeset
|
3127 if (curr_fcn_depth > 0) |
|
14294
9e3983c8963c
deprecate the static keyword
John W. Eaton <jwe@octave.org>
parents:
14293
diff
changeset
|
3128 retval = new tree_persistent_command (lst, l, c); |
| 2846 | 3129 else |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3130 { |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
3131 if (lexer.reading_script_file) |
|
15466
d174210ce1ec
use ' instead of ` in error messages, warnings and most comments
John W. Eaton <jwe@octave.org>
parents:
14189
diff
changeset
|
3132 warning ("ignoring persistent declaration near line %d of file '%s'", |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
3133 l, lexer.fcn_file_full_name.c_str ()); |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3134 else |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3135 warning ("ignoring persistent declaration near line %d", l); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3136 } |
| 2846 | 3137 break; |
| 3138 | |
| 3139 default: | |
| 3140 panic_impossible (); | |
| 3141 break; | |
| 3142 } | |
| 3143 | |
| 3144 return retval; | |
| 3145 } | |
| 3146 | |
|
16273
c5e5f6ccac5d
9/10 commits reworking the lexer
John W. Eaton <jwe@octave.org>
parents:
16265
diff
changeset
|
3147 bool |
|
16287
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
3148 octave_base_parser::validate_array_list (tree_expression *e) |
|
16273
c5e5f6ccac5d
9/10 commits reworking the lexer
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
3149 { |
|
c5e5f6ccac5d
9/10 commits reworking the lexer
John W. Eaton <jwe@octave.org>
parents:
16265
diff
changeset
|
3150 bool retval = true; |
|
c5e5f6ccac5d
9/10 commits reworking the lexer
John W. Eaton <jwe@octave.org>
parents:
16265
diff
changeset
|
3151 |
|
c5e5f6ccac5d
9/10 commits reworking the lexer
John W. Eaton <jwe@octave.org>
parents:
16265
diff
changeset
|
3152 tree_array_list *al = dynamic_cast<tree_array_list *> (e); |
|
c5e5f6ccac5d
9/10 commits reworking the lexer
John W. Eaton <jwe@octave.org>
parents:
16265
diff
changeset
|
3153 |
|
c5e5f6ccac5d
9/10 commits reworking the lexer
John W. Eaton <jwe@octave.org>
parents:
16265
diff
changeset
|
3154 for (tree_array_list::iterator i = al->begin (); i != al->end (); i++) |
|
c5e5f6ccac5d
9/10 commits reworking the lexer
John W. Eaton <jwe@octave.org>
parents:
16265
diff
changeset
|
3155 { |
|
c5e5f6ccac5d
9/10 commits reworking the lexer
John W. Eaton <jwe@octave.org>
parents:
16265
diff
changeset
|
3156 tree_argument_list *row = *i; |
|
c5e5f6ccac5d
9/10 commits reworking the lexer
John W. Eaton <jwe@octave.org>
parents:
16265
diff
changeset
|
3157 |
|
c5e5f6ccac5d
9/10 commits reworking the lexer
John W. Eaton <jwe@octave.org>
parents:
16265
diff
changeset
|
3158 if (row && row->has_magic_tilde ()) |
|
c5e5f6ccac5d
9/10 commits reworking the lexer
John W. Eaton <jwe@octave.org>
parents:
16265
diff
changeset
|
3159 { |
|
c5e5f6ccac5d
9/10 commits reworking the lexer
John W. Eaton <jwe@octave.org>
parents:
16265
diff
changeset
|
3160 retval = false; |
|
c5e5f6ccac5d
9/10 commits reworking the lexer
John W. Eaton <jwe@octave.org>
parents:
16265
diff
changeset
|
3161 if (e->is_matrix ()) |
|
c5e5f6ccac5d
9/10 commits reworking the lexer
John W. Eaton <jwe@octave.org>
parents:
16265
diff
changeset
|
3162 bison_error ("invalid use of tilde (~) in matrix expression"); |
|
c5e5f6ccac5d
9/10 commits reworking the lexer
John W. Eaton <jwe@octave.org>
parents:
16265
diff
changeset
|
3163 else |
|
c5e5f6ccac5d
9/10 commits reworking the lexer
John W. Eaton <jwe@octave.org>
parents:
16265
diff
changeset
|
3164 bison_error ("invalid use of tilde (~) in cell expression"); |
|
c5e5f6ccac5d
9/10 commits reworking the lexer
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
3165 break; |
|
c5e5f6ccac5d
9/10 commits reworking the lexer
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diff
changeset
|
3166 } |
|
c5e5f6ccac5d
9/10 commits reworking the lexer
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diff
changeset
|
3167 } |
|
c5e5f6ccac5d
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diff
changeset
|
3168 |
|
c5e5f6ccac5d
9/10 commits reworking the lexer
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
3169 return retval; |
|
c5e5f6ccac5d
9/10 commits reworking the lexer
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
3170 } |
|
c5e5f6ccac5d
9/10 commits reworking the lexer
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parents:
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diff
changeset
|
3171 |
|
16134
ec9c6222ef5a
move static parser helper functions to octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16133
diff
changeset
|
3172 tree_argument_list * |
|
16287
04a7953496a7
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John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
3173 octave_base_parser::validate_matrix_for_assignment (tree_expression *e) |
|
10207
76a880a588ce
error when using ~ in matrix expression
Jaroslav Hajek <highegg@gmail.com>
parents:
10206
diff
changeset
|
3174 { |
|
16273
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diff
changeset
|
3175 tree_argument_list *retval = 0; |
|
c5e5f6ccac5d
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diff
changeset
|
3176 |
|
c5e5f6ccac5d
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parents:
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diff
changeset
|
3177 if (e->is_constant ()) |
|
c5e5f6ccac5d
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parents:
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diff
changeset
|
3178 { |
|
16285
3389152014ca
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John W. Eaton <jwe@octave.org>
parents:
16284
diff
changeset
|
3179 octave_value ov = e->rvalue1 (); |
|
3389152014ca
improve validation of left hand side of assignment expressions in parser
John W. Eaton <jwe@octave.org>
parents:
16284
diff
changeset
|
3180 |
|
3389152014ca
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John W. Eaton <jwe@octave.org>
parents:
16284
diff
changeset
|
3181 if (ov.is_empty ()) |
|
3389152014ca
improve validation of left hand side of assignment expressions in parser
John W. Eaton <jwe@octave.org>
parents:
16284
diff
changeset
|
3182 bison_error ("invalid empty left hand side of assignment"); |
|
3389152014ca
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John W. Eaton <jwe@octave.org>
parents:
16284
diff
changeset
|
3183 else |
|
3389152014ca
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John W. Eaton <jwe@octave.org>
parents:
16284
diff
changeset
|
3184 bison_error ("invalid constant left hand side of assignment"); |
|
3389152014ca
improve validation of left hand side of assignment expressions in parser
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parents:
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diff
changeset
|
3185 |
|
16273
c5e5f6ccac5d
9/10 commits reworking the lexer
John W. Eaton <jwe@octave.org>
parents:
16265
diff
changeset
|
3186 delete e; |
|
c5e5f6ccac5d
9/10 commits reworking the lexer
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
3187 } |
|
c5e5f6ccac5d
9/10 commits reworking the lexer
John W. Eaton <jwe@octave.org>
parents:
16265
diff
changeset
|
3188 else |
|
c5e5f6ccac5d
9/10 commits reworking the lexer
John W. Eaton <jwe@octave.org>
parents:
16265
diff
changeset
|
3189 { |
|
16285
3389152014ca
improve validation of left hand side of assignment expressions in parser
John W. Eaton <jwe@octave.org>
parents:
16284
diff
changeset
|
3190 bool is_simple_assign = true; |
|
3389152014ca
improve validation of left hand side of assignment expressions in parser
John W. Eaton <jwe@octave.org>
parents:
16284
diff
changeset
|
3191 |
|
3389152014ca
improve validation of left hand side of assignment expressions in parser
John W. Eaton <jwe@octave.org>
parents:
16284
diff
changeset
|
3192 tree_argument_list *tmp = 0; |
|
3389152014ca
improve validation of left hand side of assignment expressions in parser
John W. Eaton <jwe@octave.org>
parents:
16284
diff
changeset
|
3193 |
|
3389152014ca
improve validation of left hand side of assignment expressions in parser
John W. Eaton <jwe@octave.org>
parents:
16284
diff
changeset
|
3194 if (e->is_matrix ()) |
|
3389152014ca
improve validation of left hand side of assignment expressions in parser
John W. Eaton <jwe@octave.org>
parents:
16284
diff
changeset
|
3195 { |
|
3389152014ca
improve validation of left hand side of assignment expressions in parser
John W. Eaton <jwe@octave.org>
parents:
16284
diff
changeset
|
3196 tree_matrix *mat = dynamic_cast<tree_matrix *> (e); |
|
3389152014ca
improve validation of left hand side of assignment expressions in parser
John W. Eaton <jwe@octave.org>
parents:
16284
diff
changeset
|
3197 |
|
3389152014ca
improve validation of left hand side of assignment expressions in parser
John W. Eaton <jwe@octave.org>
parents:
16284
diff
changeset
|
3198 if (mat && mat->size () == 1) |
|
3389152014ca
improve validation of left hand side of assignment expressions in parser
John W. Eaton <jwe@octave.org>
parents:
16284
diff
changeset
|
3199 { |
|
3389152014ca
improve validation of left hand side of assignment expressions in parser
John W. Eaton <jwe@octave.org>
parents:
16284
diff
changeset
|
3200 tmp = mat->front (); |
|
3389152014ca
improve validation of left hand side of assignment expressions in parser
John W. Eaton <jwe@octave.org>
parents:
16284
diff
changeset
|
3201 mat->pop_front (); |
|
3389152014ca
improve validation of left hand side of assignment expressions in parser
John W. Eaton <jwe@octave.org>
parents:
16284
diff
changeset
|
3202 delete e; |
|
3389152014ca
improve validation of left hand side of assignment expressions in parser
John W. Eaton <jwe@octave.org>
parents:
16284
diff
changeset
|
3203 is_simple_assign = false; |
|
3389152014ca
improve validation of left hand side of assignment expressions in parser
John W. Eaton <jwe@octave.org>
parents:
16284
diff
changeset
|
3204 } |
|
3389152014ca
improve validation of left hand side of assignment expressions in parser
John W. Eaton <jwe@octave.org>
parents:
16284
diff
changeset
|
3205 } |
|
3389152014ca
improve validation of left hand side of assignment expressions in parser
John W. Eaton <jwe@octave.org>
parents:
16284
diff
changeset
|
3206 else |
|
3389152014ca
improve validation of left hand side of assignment expressions in parser
John W. Eaton <jwe@octave.org>
parents:
16284
diff
changeset
|
3207 tmp = new tree_argument_list (e); |
|
3389152014ca
improve validation of left hand side of assignment expressions in parser
John W. Eaton <jwe@octave.org>
parents:
16284
diff
changeset
|
3208 |
|
3389152014ca
improve validation of left hand side of assignment expressions in parser
John W. Eaton <jwe@octave.org>
parents:
16284
diff
changeset
|
3209 if (tmp && tmp->is_valid_lvalue_list ()) |
|
16360
11115c237231
recognize variables when parsing (bug #38576)
John W. Eaton <jwe@octave.org>
parents:
16320
diff
changeset
|
3210 { |
|
11115c237231
recognize variables when parsing (bug #38576)
John W. Eaton <jwe@octave.org>
parents:
16320
diff
changeset
|
3211 lexer.mark_as_variables (tmp->variable_names ()); |
|
11115c237231
recognize variables when parsing (bug #38576)
John W. Eaton <jwe@octave.org>
parents:
16320
diff
changeset
|
3212 retval = tmp; |
|
11115c237231
recognize variables when parsing (bug #38576)
John W. Eaton <jwe@octave.org>
parents:
16320
diff
changeset
|
3213 } |
|
16285
3389152014ca
improve validation of left hand side of assignment expressions in parser
John W. Eaton <jwe@octave.org>
parents:
16284
diff
changeset
|
3214 else |
|
3389152014ca
improve validation of left hand side of assignment expressions in parser
John W. Eaton <jwe@octave.org>
parents:
16284
diff
changeset
|
3215 { |
|
3389152014ca
improve validation of left hand side of assignment expressions in parser
John W. Eaton <jwe@octave.org>
parents:
16284
diff
changeset
|
3216 bison_error ("invalid left hand side of assignment"); |
|
3389152014ca
improve validation of left hand side of assignment expressions in parser
John W. Eaton <jwe@octave.org>
parents:
16284
diff
changeset
|
3217 delete tmp; |
|
3389152014ca
improve validation of left hand side of assignment expressions in parser
John W. Eaton <jwe@octave.org>
parents:
16284
diff
changeset
|
3218 } |
|
3389152014ca
improve validation of left hand side of assignment expressions in parser
John W. Eaton <jwe@octave.org>
parents:
16284
diff
changeset
|
3219 |
|
3389152014ca
improve validation of left hand side of assignment expressions in parser
John W. Eaton <jwe@octave.org>
parents:
16284
diff
changeset
|
3220 if (retval && is_simple_assign) |
|
3389152014ca
improve validation of left hand side of assignment expressions in parser
John W. Eaton <jwe@octave.org>
parents:
16284
diff
changeset
|
3221 retval->mark_as_simple_assign_lhs (); |
|
16273
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9/10 commits reworking the lexer
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
3222 } |
|
c5e5f6ccac5d
9/10 commits reworking the lexer
John W. Eaton <jwe@octave.org>
parents:
16265
diff
changeset
|
3223 |
|
c5e5f6ccac5d
9/10 commits reworking the lexer
John W. Eaton <jwe@octave.org>
parents:
16265
diff
changeset
|
3224 return retval; |
|
10207
76a880a588ce
error when using ~ in matrix expression
Jaroslav Hajek <highegg@gmail.com>
parents:
10206
diff
changeset
|
3225 } |
|
76a880a588ce
error when using ~ in matrix expression
Jaroslav Hajek <highegg@gmail.com>
parents:
10206
diff
changeset
|
3226 |
|
16237
70f465930546
rearrange class heirarchy for tree_cell and tree_matrix
John W. Eaton <jwe@octave.org>
parents:
16210
diff
changeset
|
3227 // Finish building an array_list. |
| 1623 | 3228 |
|
16134
ec9c6222ef5a
move static parser helper functions to octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16133
diff
changeset
|
3229 tree_expression * |
|
16287
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
3230 octave_base_parser::finish_array_list (tree_array_list *array_list) |
| 1623 | 3231 { |
|
16237
70f465930546
rearrange class heirarchy for tree_cell and tree_matrix
John W. Eaton <jwe@octave.org>
parents:
16210
diff
changeset
|
3232 tree_expression *retval = array_list; |
| 3110 | 3233 |
|
10067
6f79338c269b
omission from last patch
Jaroslav Hajek <highegg@gmail.com>
parents:
9794
diff
changeset
|
3234 unwind_protect frame; |
|
6f79338c269b
omission from last patch
Jaroslav Hajek <highegg@gmail.com>
parents:
9794
diff
changeset
|
3235 |
|
6f79338c269b
omission from last patch
Jaroslav Hajek <highegg@gmail.com>
parents:
9794
diff
changeset
|
3236 frame.protect_var (error_state); |
|
6f79338c269b
omission from last patch
Jaroslav Hajek <highegg@gmail.com>
parents:
9794
diff
changeset
|
3237 frame.protect_var (warning_state); |
|
6f79338c269b
omission from last patch
Jaroslav Hajek <highegg@gmail.com>
parents:
9794
diff
changeset
|
3238 |
|
6f79338c269b
omission from last patch
Jaroslav Hajek <highegg@gmail.com>
parents:
9794
diff
changeset
|
3239 frame.protect_var (discard_error_messages); |
|
6f79338c269b
omission from last patch
Jaroslav Hajek <highegg@gmail.com>
parents:
9794
diff
changeset
|
3240 frame.protect_var (discard_warning_messages); |
| 4452 | 3241 |
| 3815 | 3242 discard_error_messages = true; |
| 4452 | 3243 discard_warning_messages = true; |
| 1623 | 3244 |
|
16237
70f465930546
rearrange class heirarchy for tree_cell and tree_matrix
John W. Eaton <jwe@octave.org>
parents:
16210
diff
changeset
|
3245 if (array_list->all_elements_are_constant ()) |
| 1829 | 3246 { |
|
16237
70f465930546
rearrange class heirarchy for tree_cell and tree_matrix
John W. Eaton <jwe@octave.org>
parents:
16210
diff
changeset
|
3247 octave_value tmp = array_list->rvalue1 (); |
| 1623 | 3248 |
| 3489 | 3249 if (! (error_state || warning_state)) |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3250 { |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3251 tree_constant *tc_retval |
|
16237
70f465930546
rearrange class heirarchy for tree_cell and tree_matrix
John W. Eaton <jwe@octave.org>
parents:
16210
diff
changeset
|
3252 = new tree_constant (tmp, array_list->line (), |
|
70f465930546
rearrange class heirarchy for tree_cell and tree_matrix
John W. Eaton <jwe@octave.org>
parents:
16210
diff
changeset
|
3253 array_list->column ()); |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3254 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3255 std::ostringstream buf; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3256 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3257 tree_print_code tpc (buf); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3258 |
|
16237
70f465930546
rearrange class heirarchy for tree_cell and tree_matrix
John W. Eaton <jwe@octave.org>
parents:
16210
diff
changeset
|
3259 array_list->accept (tpc); |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3260 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3261 tc_retval->stash_original_text (buf.str ()); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3262 |
|
16237
70f465930546
rearrange class heirarchy for tree_cell and tree_matrix
John W. Eaton <jwe@octave.org>
parents:
16210
diff
changeset
|
3263 delete array_list; |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3264 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3265 retval = tc_retval; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3266 } |
| 1623 | 3267 } |
| 3110 | 3268 |
| 1623 | 3269 return retval; |
| 3270 } | |
| 3271 | |
|
16237
70f465930546
rearrange class heirarchy for tree_cell and tree_matrix
John W. Eaton <jwe@octave.org>
parents:
16210
diff
changeset
|
3272 // Finish building a matrix list. |
|
70f465930546
rearrange class heirarchy for tree_cell and tree_matrix
John W. Eaton <jwe@octave.org>
parents:
16210
diff
changeset
|
3273 |
|
70f465930546
rearrange class heirarchy for tree_cell and tree_matrix
John W. Eaton <jwe@octave.org>
parents:
16210
diff
changeset
|
3274 tree_expression * |
|
16287
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
3275 octave_base_parser::finish_matrix (tree_matrix *m) |
|
16237
70f465930546
rearrange class heirarchy for tree_cell and tree_matrix
John W. Eaton <jwe@octave.org>
parents:
16210
diff
changeset
|
3276 { |
|
16924
aebb54d99dba
improve compatibility of parsing of matrices and cell arrays
John W. Eaton <jwe@octave.org>
parents:
16850
diff
changeset
|
3277 return (m |
|
aebb54d99dba
improve compatibility of parsing of matrices and cell arrays
John W. Eaton <jwe@octave.org>
parents:
16850
diff
changeset
|
3278 ? finish_array_list (m) |
|
aebb54d99dba
improve compatibility of parsing of matrices and cell arrays
John W. Eaton <jwe@octave.org>
parents:
16850
diff
changeset
|
3279 : new tree_constant (octave_null_matrix::instance)); |
|
16237
70f465930546
rearrange class heirarchy for tree_cell and tree_matrix
John W. Eaton <jwe@octave.org>
parents:
16210
diff
changeset
|
3280 } |
|
70f465930546
rearrange class heirarchy for tree_cell and tree_matrix
John W. Eaton <jwe@octave.org>
parents:
16210
diff
changeset
|
3281 |
| 3351 | 3282 // Finish building a cell list. |
| 3283 | |
|
16134
ec9c6222ef5a
move static parser helper functions to octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16133
diff
changeset
|
3284 tree_expression * |
|
16287
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
3285 octave_base_parser::finish_cell (tree_cell *c) |
| 3351 | 3286 { |
|
16924
aebb54d99dba
improve compatibility of parsing of matrices and cell arrays
John W. Eaton <jwe@octave.org>
parents:
16850
diff
changeset
|
3287 return (c |
|
aebb54d99dba
improve compatibility of parsing of matrices and cell arrays
John W. Eaton <jwe@octave.org>
parents:
16850
diff
changeset
|
3288 ? finish_array_list (c) |
|
aebb54d99dba
improve compatibility of parsing of matrices and cell arrays
John W. Eaton <jwe@octave.org>
parents:
16850
diff
changeset
|
3289 : new tree_constant (octave_value (Cell ()))); |
| 3351 | 3290 } |
| 3291 | |
|
16134
ec9c6222ef5a
move static parser helper functions to octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16133
diff
changeset
|
3292 void |
|
16287
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
3293 octave_base_parser::maybe_warn_missing_semi (tree_statement_list *t) |
| 1511 | 3294 { |
|
16153
a57c2c8c8163
move some variables into the octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16151
diff
changeset
|
3295 if (curr_fcn_depth > 0) |
| 1511 | 3296 { |
|
14846
460a3c6d8bf1
maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists.
Rik <octave@nomad.inbox5.com>
parents:
14584
diff
changeset
|
3297 tree_statement *tmp = t->back (); |
| 1607 | 3298 |
| 1511 | 3299 if (tmp->is_expression ()) |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3300 warning_with_id |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3301 ("Octave:missing-semicolon", |
|
15466
d174210ce1ec
use ' instead of ` in error messages, warnings and most comments
John W. Eaton <jwe@octave.org>
parents:
14189
diff
changeset
|
3302 "missing semicolon near line %d, column %d in file '%s'", |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
3303 tmp->line (), tmp->column (), lexer.fcn_file_full_name.c_str ()); |
| 1511 | 3304 } |
| 3305 } | |
| 1994 | 3306 |
|
16134
ec9c6222ef5a
move static parser helper functions to octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16133
diff
changeset
|
3307 tree_statement_list * |
|
16287
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
3308 octave_base_parser::set_stmt_print_flag (tree_statement_list *list, |
|
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
3309 char sep, bool warn_missing_semi) |
| 2525 | 3310 { |
|
8471
02de6775f1fe
parse.y: always append statements to list, but remove null statements after seeing separator
John W. Eaton <jwe@octave.org>
parents:
8448
diff
changeset
|
3311 tree_statement *tmp = list->back (); |
|
02de6775f1fe
parse.y: always append statements to list, but remove null statements after seeing separator
John W. Eaton <jwe@octave.org>
parents:
8448
diff
changeset
|
3312 |
| 2525 | 3313 switch (sep) |
| 3314 { | |
| 3315 case ';': | |
|
8658
73c4516fae10
New evaluator and debugger derived from tree-walker class
John W. Eaton <jwe@octave.org>
parents:
8471
diff
changeset
|
3316 tmp->set_print_flag (false); |
| 2525 | 3317 break; |
| 3318 | |
| 3319 case 0: | |
| 3320 case ',': | |
| 3321 case '\n': | |
|
8658
73c4516fae10
New evaluator and debugger derived from tree-walker class
John W. Eaton <jwe@octave.org>
parents:
8471
diff
changeset
|
3322 tmp->set_print_flag (true); |
| 2525 | 3323 if (warn_missing_semi) |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3324 maybe_warn_missing_semi (list); |
| 2525 | 3325 break; |
| 3326 | |
| 3327 default: | |
| 3328 warning ("unrecognized separator type!"); | |
| 3329 break; | |
| 3330 } | |
|
8471
02de6775f1fe
parse.y: always append statements to list, but remove null statements after seeing separator
John W. Eaton <jwe@octave.org>
parents:
8448
diff
changeset
|
3331 |
|
02de6775f1fe
parse.y: always append statements to list, but remove null statements after seeing separator
John W. Eaton <jwe@octave.org>
parents:
8448
diff
changeset
|
3332 // Even if a statement is null, we add it to the list then remove it |
|
02de6775f1fe
parse.y: always append statements to list, but remove null statements after seeing separator
John W. Eaton <jwe@octave.org>
parents:
8448
diff
changeset
|
3333 // here so that the print flag is applied to the correct statement. |
|
02de6775f1fe
parse.y: always append statements to list, but remove null statements after seeing separator
John W. Eaton <jwe@octave.org>
parents:
8448
diff
changeset
|
3334 |
|
02de6775f1fe
parse.y: always append statements to list, but remove null statements after seeing separator
John W. Eaton <jwe@octave.org>
parents:
8448
diff
changeset
|
3335 if (tmp->is_null_statement ()) |
|
02de6775f1fe
parse.y: always append statements to list, but remove null statements after seeing separator
John W. Eaton <jwe@octave.org>
parents:
8448
diff
changeset
|
3336 { |
|
02de6775f1fe
parse.y: always append statements to list, but remove null statements after seeing separator
John W. Eaton <jwe@octave.org>
parents:
8448
diff
changeset
|
3337 list->pop_back (); |
|
02de6775f1fe
parse.y: always append statements to list, but remove null statements after seeing separator
John W. Eaton <jwe@octave.org>
parents:
8448
diff
changeset
|
3338 delete tmp; |
|
02de6775f1fe
parse.y: always append statements to list, but remove null statements after seeing separator
John W. Eaton <jwe@octave.org>
parents:
8448
diff
changeset
|
3339 } |
|
02de6775f1fe
parse.y: always append statements to list, but remove null statements after seeing separator
John W. Eaton <jwe@octave.org>
parents:
8448
diff
changeset
|
3340 |
|
02de6775f1fe
parse.y: always append statements to list, but remove null statements after seeing separator
John W. Eaton <jwe@octave.org>
parents:
8448
diff
changeset
|
3341 return list; |
| 2525 | 3342 } |
| 3343 | |
|
16134
ec9c6222ef5a
move static parser helper functions to octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16133
diff
changeset
|
3344 tree_statement_list * |
|
16287
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
3345 octave_base_parser::make_statement_list (tree_statement *stmt) |
|
8448
d6c0d5f208de
parse.y: avoid storing null statements in statement lists
John W. Eaton <jwe@octave.org>
parents:
8447
diff
changeset
|
3346 { |
|
8471
02de6775f1fe
parse.y: always append statements to list, but remove null statements after seeing separator
John W. Eaton <jwe@octave.org>
parents:
8448
diff
changeset
|
3347 return new tree_statement_list (stmt); |
|
8448
d6c0d5f208de
parse.y: avoid storing null statements in statement lists
John W. Eaton <jwe@octave.org>
parents:
8447
diff
changeset
|
3348 } |
|
d6c0d5f208de
parse.y: avoid storing null statements in statement lists
John W. Eaton <jwe@octave.org>
parents:
8447
diff
changeset
|
3349 |
|
16134
ec9c6222ef5a
move static parser helper functions to octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16133
diff
changeset
|
3350 tree_statement_list * |
|
16287
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
3351 octave_base_parser::append_statement_list (tree_statement_list *list, |
|
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
3352 char sep, tree_statement *stmt, |
|
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
3353 bool warn_missing_semi) |
|
8448
d6c0d5f208de
parse.y: avoid storing null statements in statement lists
John W. Eaton <jwe@octave.org>
parents:
8447
diff
changeset
|
3354 { |
|
8471
02de6775f1fe
parse.y: always append statements to list, but remove null statements after seeing separator
John W. Eaton <jwe@octave.org>
parents:
8448
diff
changeset
|
3355 set_stmt_print_flag (list, sep, warn_missing_semi); |
|
02de6775f1fe
parse.y: always append statements to list, but remove null statements after seeing separator
John W. Eaton <jwe@octave.org>
parents:
8448
diff
changeset
|
3356 |
|
02de6775f1fe
parse.y: always append statements to list, but remove null statements after seeing separator
John W. Eaton <jwe@octave.org>
parents:
8448
diff
changeset
|
3357 list->append (stmt); |
|
02de6775f1fe
parse.y: always append statements to list, but remove null statements after seeing separator
John W. Eaton <jwe@octave.org>
parents:
8448
diff
changeset
|
3358 |
|
02de6775f1fe
parse.y: always append statements to list, but remove null statements after seeing separator
John W. Eaton <jwe@octave.org>
parents:
8448
diff
changeset
|
3359 return list; |
|
8448
d6c0d5f208de
parse.y: avoid storing null statements in statement lists
John W. Eaton <jwe@octave.org>
parents:
8447
diff
changeset
|
3360 } |
|
d6c0d5f208de
parse.y: avoid storing null statements in statement lists
John W. Eaton <jwe@octave.org>
parents:
8447
diff
changeset
|
3361 |
|
16145
edddf8903f15
maint: reorder functions in oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
16142
diff
changeset
|
3362 void |
|
16287
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
3363 octave_base_parser::bison_error (const char *s) |
|
16145
edddf8903f15
maint: reorder functions in oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
16142
diff
changeset
|
3364 { |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
3365 int err_col = lexer.current_input_column - 1; |
|
16145
edddf8903f15
maint: reorder functions in oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
16142
diff
changeset
|
3366 |
|
edddf8903f15
maint: reorder functions in oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
16142
diff
changeset
|
3367 std::ostringstream output_buf; |
|
edddf8903f15
maint: reorder functions in oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
16142
diff
changeset
|
3368 |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
3369 if (lexer.reading_fcn_file || lexer.reading_script_file || lexer.reading_classdef_file) |
|
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
3370 output_buf << "parse error near line " << lexer.input_line_number |
|
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
3371 << " of file " << lexer.fcn_file_full_name; |
|
16145
edddf8903f15
maint: reorder functions in oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
16142
diff
changeset
|
3372 else |
|
edddf8903f15
maint: reorder functions in oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
16142
diff
changeset
|
3373 output_buf << "parse error:"; |
|
edddf8903f15
maint: reorder functions in oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
16142
diff
changeset
|
3374 |
|
edddf8903f15
maint: reorder functions in oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
16142
diff
changeset
|
3375 if (s && strcmp (s, "parse error") != 0) |
|
edddf8903f15
maint: reorder functions in oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
16142
diff
changeset
|
3376 output_buf << "\n\n " << s; |
|
edddf8903f15
maint: reorder functions in oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
16142
diff
changeset
|
3377 |
|
edddf8903f15
maint: reorder functions in oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
16142
diff
changeset
|
3378 output_buf << "\n\n"; |
|
edddf8903f15
maint: reorder functions in oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
16142
diff
changeset
|
3379 |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
3380 std::string curr_line = lexer.current_input_line; |
|
16207
0467d68ca891
move current_input_line to lexical_feedback class
John W. Eaton <jwe@octave.org>
parents:
16203
diff
changeset
|
3381 |
|
0467d68ca891
move current_input_line to lexical_feedback class
John W. Eaton <jwe@octave.org>
parents:
16203
diff
changeset
|
3382 if (! curr_line.empty ()) |
|
16145
edddf8903f15
maint: reorder functions in oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
16142
diff
changeset
|
3383 { |
|
16207
0467d68ca891
move current_input_line to lexical_feedback class
John W. Eaton <jwe@octave.org>
parents:
16203
diff
changeset
|
3384 size_t len = curr_line.length (); |
|
0467d68ca891
move current_input_line to lexical_feedback class
John W. Eaton <jwe@octave.org>
parents:
16203
diff
changeset
|
3385 |
|
0467d68ca891
move current_input_line to lexical_feedback class
John W. Eaton <jwe@octave.org>
parents:
16203
diff
changeset
|
3386 if (curr_line[len-1] == '\n') |
|
0467d68ca891
move current_input_line to lexical_feedback class
John W. Eaton <jwe@octave.org>
parents:
16203
diff
changeset
|
3387 curr_line.resize (len-1); |
|
16145
edddf8903f15
maint: reorder functions in oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
16142
diff
changeset
|
3388 |
|
edddf8903f15
maint: reorder functions in oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
16142
diff
changeset
|
3389 // Print the line, maybe with a pointer near the error token. |
|
edddf8903f15
maint: reorder functions in oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
16142
diff
changeset
|
3390 |
|
16207
0467d68ca891
move current_input_line to lexical_feedback class
John W. Eaton <jwe@octave.org>
parents:
16203
diff
changeset
|
3391 output_buf << ">>> " << curr_line << "\n"; |
|
16145
edddf8903f15
maint: reorder functions in oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
16142
diff
changeset
|
3392 |
|
edddf8903f15
maint: reorder functions in oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
16142
diff
changeset
|
3393 if (err_col == 0) |
|
edddf8903f15
maint: reorder functions in oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
16142
diff
changeset
|
3394 err_col = len; |
|
edddf8903f15
maint: reorder functions in oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
16142
diff
changeset
|
3395 |
|
edddf8903f15
maint: reorder functions in oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
16142
diff
changeset
|
3396 for (int i = 0; i < err_col + 3; i++) |
|
edddf8903f15
maint: reorder functions in oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
16142
diff
changeset
|
3397 output_buf << " "; |
|
edddf8903f15
maint: reorder functions in oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
16142
diff
changeset
|
3398 |
|
edddf8903f15
maint: reorder functions in oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
16142
diff
changeset
|
3399 output_buf << "^"; |
|
edddf8903f15
maint: reorder functions in oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
16142
diff
changeset
|
3400 } |
|
edddf8903f15
maint: reorder functions in oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
16142
diff
changeset
|
3401 |
|
edddf8903f15
maint: reorder functions in oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
16142
diff
changeset
|
3402 output_buf << "\n"; |
|
edddf8903f15
maint: reorder functions in oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
16142
diff
changeset
|
3403 |
|
edddf8903f15
maint: reorder functions in oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
16142
diff
changeset
|
3404 std::string msg = output_buf.str (); |
|
edddf8903f15
maint: reorder functions in oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
16142
diff
changeset
|
3405 |
|
edddf8903f15
maint: reorder functions in oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
16142
diff
changeset
|
3406 parse_error ("%s", msg.c_str ()); |
|
edddf8903f15
maint: reorder functions in oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
16142
diff
changeset
|
3407 } |
|
edddf8903f15
maint: reorder functions in oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
16142
diff
changeset
|
3408 |
|
16287
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
3409 int |
|
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
3410 octave_parser::run (void) |
|
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
3411 { |
|
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
3412 return octave_parse (*this); |
|
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
3413 } |
|
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
3414 |
|
16294
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3415 octave_push_parser::~octave_push_parser (void) |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3416 { |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3417 yypstate_delete (static_cast<yypstate *> (parser_state)); |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3418 } |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3419 |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3420 void |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3421 octave_push_parser::init (void) |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3422 { |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3423 parser_state = yypstate_new (); |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3424 |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3425 octave_base_parser::init (); |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3426 } |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3427 |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3428 // Parse input from INPUT. Pass TRUE for EOF if the end of INPUT should |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3429 // finish the parse. |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3430 |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3431 int |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3432 octave_push_parser::run (const std::string& input, bool eof) |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3433 { |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3434 int status = -1; |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3435 |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3436 dynamic_cast<octave_push_lexer&> (lexer).append_input (input, eof); |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3437 |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3438 do |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3439 { |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3440 YYSTYPE lval; |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3441 |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3442 int token = octave_lex (&lval, scanner); |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3443 |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3444 if (token < 0) |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3445 { |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3446 if (! eof && lexer.at_end_of_buffer ()) |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3447 { |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3448 status = -1; |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3449 break; |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3450 } |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3451 } |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3452 |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3453 yypstate *pstate = static_cast<yypstate *> (parser_state); |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3454 |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3455 status = octave_push_parse (pstate, token, &lval, *this); |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3456 } |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3457 while (status == YYPUSH_MORE); |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3458 |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3459 return status; |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3460 } |
|
0925d1f6875e
push parser/lexer interface
John W. Eaton <jwe@octave.org>
parents:
16293
diff
changeset
|
3461 |
| 3021 | 3462 static void |
|
10067
6f79338c269b
omission from last patch
Jaroslav Hajek <highegg@gmail.com>
parents:
9794
diff
changeset
|
3463 safe_fclose (FILE *f) |
| 3021 | 3464 { |
| 5775 | 3465 // FIXME -- comments at the end of an input file are |
| 3765 | 3466 // discarded (otherwise, they would be appended to the next |
| 3467 // statement, possibly from the command line or another file, which | |
| 3468 // can be quite confusing). | |
| 3469 | |
| 5308 | 3470 octave_comment_list *tc = octave_comment_buffer::get_comment (); |
| 3471 | |
| 3472 delete tc; | |
| 3765 | 3473 |
| 3021 | 3474 if (f) |
| 3475 fclose (static_cast<FILE *> (f)); | |
| 3476 } | |
| 3477 | |
| 7336 | 3478 static octave_function * |
|
16203
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
3479 parse_fcn_file (const std::string& full_file, const std::string& file, |
|
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
3480 const std::string& dispatch_type, |
|
16153
a57c2c8c8163
move some variables into the octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16151
diff
changeset
|
3481 bool require_file, bool force_script, bool autoload, |
|
a57c2c8c8163
move some variables into the octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16151
diff
changeset
|
3482 bool relative_lookup, const std::string& warn_for) |
| 3021 | 3483 { |
|
10067
6f79338c269b
omission from last patch
Jaroslav Hajek <highegg@gmail.com>
parents:
9794
diff
changeset
|
3484 unwind_protect frame; |
| 3021 | 3485 |
| 7336 | 3486 octave_function *fcn_ptr = 0; |
| 3021 | 3487 |
| 3488 // Open function file and parse. | |
| 3489 | |
| 3490 FILE *in_stream = command_editor::get_input_stream (); | |
| 3491 | |
|
10067
6f79338c269b
omission from last patch
Jaroslav Hajek <highegg@gmail.com>
parents:
9794
diff
changeset
|
3492 frame.add_fcn (command_editor::set_input_stream, in_stream); |
|
6f79338c269b
omission from last patch
Jaroslav Hajek <highegg@gmail.com>
parents:
9794
diff
changeset
|
3493 |
|
12989
00235a6446da
eliminate duplication of internal variables controlling command history
John W. Eaton <jwe@octave.org>
parents:
12973
diff
changeset
|
3494 frame.add_fcn (command_history::ignore_entries, |
|
00235a6446da
eliminate duplication of internal variables controlling command history
John W. Eaton <jwe@octave.org>
parents:
12973
diff
changeset
|
3495 command_history::ignoring_entries ()); |
|
00235a6446da
eliminate duplication of internal variables controlling command history
John W. Eaton <jwe@octave.org>
parents:
12973
diff
changeset
|
3496 |
|
7715
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
3497 command_history::ignore_entries (); |
|
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
3498 |
|
16198
2c5c538be353
clean up input.cc and eliminate ff_instream global variable
John W. Eaton <jwe@octave.org>
parents:
16195
diff
changeset
|
3499 FILE *ffile = 0; |
|
2c5c538be353
clean up input.cc and eliminate ff_instream global variable
John W. Eaton <jwe@octave.org>
parents:
16195
diff
changeset
|
3500 |
|
16203
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
3501 if (! full_file.empty ()) |
|
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
3502 ffile = gnulib::fopen (full_file.c_str (), "rb"); |
| 3021 | 3503 |
|
10067
6f79338c269b
omission from last patch
Jaroslav Hajek <highegg@gmail.com>
parents:
9794
diff
changeset
|
3504 frame.add_fcn (safe_fclose, ffile); |
| 3021 | 3505 |
| 3506 if (ffile) | |
| 3507 { | |
|
16287
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
3508 // octave_base_parser constructor sets this for us. |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
3509 frame.protect_var (LEXER); |
|
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
3510 |
|
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
3511 octave_parser parser (ffile); |
|
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
3512 |
|
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
3513 parser.curr_class_name = dispatch_type; |
|
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
3514 parser.autoloading = autoload; |
|
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
3515 parser.fcn_file_from_relative_lookup = relative_lookup; |
|
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
3516 |
|
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
3517 parser.lexer.force_script = force_script; |
|
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
3518 parser.lexer.prep_for_file (); |
|
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
3519 parser.lexer.parsing_class_method = ! dispatch_type.empty (); |
|
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
3520 |
|
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
3521 parser.lexer.fcn_file_name = file; |
|
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
3522 parser.lexer.fcn_file_full_name = full_file; |
|
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
3523 |
|
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
3524 int status = parser.run (); |
|
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
3525 |
|
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
3526 fcn_ptr = parser.primary_fcn_ptr; |
|
16203
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
3527 |
|
16627
de91b1621260
adjust location of eof marker for files with subfunctions but no explicit end statements
John W. Eaton <jwe@octave.org>
parents:
16574
diff
changeset
|
3528 if (fcn_ptr) |
|
de91b1621260
adjust location of eof marker for files with subfunctions but no explicit end statements
John W. Eaton <jwe@octave.org>
parents:
16574
diff
changeset
|
3529 { |
|
de91b1621260
adjust location of eof marker for files with subfunctions but no explicit end statements
John W. Eaton <jwe@octave.org>
parents:
16574
diff
changeset
|
3530 fcn_ptr->maybe_relocate_end (); |
|
de91b1621260
adjust location of eof marker for files with subfunctions but no explicit end statements
John W. Eaton <jwe@octave.org>
parents:
16574
diff
changeset
|
3531 |
|
de91b1621260
adjust location of eof marker for files with subfunctions but no explicit end statements
John W. Eaton <jwe@octave.org>
parents:
16574
diff
changeset
|
3532 if (parser.parsing_subfunctions) |
|
de91b1621260
adjust location of eof marker for files with subfunctions but no explicit end statements
John W. Eaton <jwe@octave.org>
parents:
16574
diff
changeset
|
3533 { |
|
de91b1621260
adjust location of eof marker for files with subfunctions but no explicit end statements
John W. Eaton <jwe@octave.org>
parents:
16574
diff
changeset
|
3534 if (! parser.endfunction_found) |
|
de91b1621260
adjust location of eof marker for files with subfunctions but no explicit end statements
John W. Eaton <jwe@octave.org>
parents:
16574
diff
changeset
|
3535 parser.subfunction_names.reverse (); |
|
de91b1621260
adjust location of eof marker for files with subfunctions but no explicit end statements
John W. Eaton <jwe@octave.org>
parents:
16574
diff
changeset
|
3536 |
|
de91b1621260
adjust location of eof marker for files with subfunctions but no explicit end statements
John W. Eaton <jwe@octave.org>
parents:
16574
diff
changeset
|
3537 fcn_ptr->stash_subfunction_names (parser.subfunction_names); |
|
de91b1621260
adjust location of eof marker for files with subfunctions but no explicit end statements
John W. Eaton <jwe@octave.org>
parents:
16574
diff
changeset
|
3538 } |
|
de91b1621260
adjust location of eof marker for files with subfunctions but no explicit end statements
John W. Eaton <jwe@octave.org>
parents:
16574
diff
changeset
|
3539 } |
|
de91b1621260
adjust location of eof marker for files with subfunctions but no explicit end statements
John W. Eaton <jwe@octave.org>
parents:
16574
diff
changeset
|
3540 |
|
16203
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
3541 if (status != 0) |
|
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
3542 error ("parse error while reading file %s", full_file.c_str ()); |
| 3021 | 3543 } |
|
7715
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
3544 else if (require_file) |
|
16203
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
3545 error ("no such file, '%s'", full_file.c_str ()); |
|
7715
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
3546 else if (! warn_for.empty ()) |
|
16203
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
3547 error ("%s: unable to open file '%s'", warn_for.c_str (), |
|
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
3548 full_file.c_str ()); |
| 3021 | 3549 |
| 7336 | 3550 return fcn_ptr; |
| 3021 | 3551 } |
| 3552 | |
| 5484 | 3553 std::string |
|
7715
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
3554 get_help_from_file (const std::string& nm, bool& symbol_found, |
|
16203
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
3555 std::string& full_file) |
|
7715
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
3556 { |
|
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
3557 std::string retval; |
|
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
3558 |
|
16203
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
3559 full_file = fcn_file_in_path (nm); |
|
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
3560 |
|
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
3561 std::string file = full_file; |
|
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
3562 |
|
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
3563 size_t file_len = file.length (); |
|
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
3564 |
|
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
3565 if ((file_len > 4 && file.substr (file_len-4) == ".oct") |
|
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
3566 || (file_len > 4 && file.substr (file_len-4) == ".mex") |
|
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
3567 || (file_len > 2 && file.substr (file_len-2) == ".m")) |
|
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
3568 { |
|
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
3569 file = octave_env::base_pathname (file); |
|
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
3570 file = file.substr (0, file.find_last_of ('.')); |
|
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
3571 |
|
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
3572 size_t pos = file.find_last_of (file_ops::dir_sep_str ()); |
|
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
3573 if (pos != std::string::npos) |
|
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
3574 file = file.substr (pos+1); |
|
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
3575 } |
|
7715
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
3576 |
|
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
3577 if (! file.empty ()) |
|
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
3578 { |
|
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
3579 symbol_found = true; |
|
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
3580 |
|
16203
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
3581 octave_function *fcn |
|
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
3582 = parse_fcn_file (full_file, file, "", true, false, false, false, ""); |
|
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
3583 |
|
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
3584 if (fcn) |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3585 { |
|
16203
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
3586 retval = fcn->doc_string (); |
|
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
3587 |
|
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
3588 delete fcn; |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3589 } |
|
7715
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
3590 } |
|
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
3591 |
|
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
3592 return retval; |
|
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
3593 } |
|
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
3594 |
|
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
3595 std::string |
|
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
3596 get_help_from_file (const std::string& nm, bool& symbol_found) |
|
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
3597 { |
|
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
3598 std::string file; |
|
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
3599 return get_help_from_file (nm, symbol_found, file); |
|
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
3600 } |
|
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
3601 |
|
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
3602 std::string |
| 5484 | 3603 lookup_autoload (const std::string& nm) |
| 3604 { | |
| 5626 | 3605 std::string retval; |
| 3606 | |
| 3607 typedef std::map<std::string, std::string>::const_iterator am_iter; | |
| 3608 | |
| 3609 am_iter p = autoload_map.find (nm); | |
| 3610 | |
| 3611 if (p != autoload_map.end ()) | |
| 6323 | 3612 retval = load_path::find_file (p->second); |
| 5626 | 3613 |
| 3614 return retval; | |
| 5484 | 3615 } |
| 3616 | |
|
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11572
diff
changeset
|
3617 string_vector |
| 5592 | 3618 autoloaded_functions (void) |
| 3619 { | |
|
14846
460a3c6d8bf1
maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists.
Rik <octave@nomad.inbox5.com>
parents:
14584
diff
changeset
|
3620 string_vector names (autoload_map.size ()); |
| 5592 | 3621 |
| 3622 octave_idx_type i = 0; | |
| 5626 | 3623 typedef std::map<std::string, std::string>::const_iterator am_iter; |
| 3624 for (am_iter p = autoload_map.begin (); p != autoload_map.end (); p++) | |
| 5592 | 3625 names[i++] = p->first; |
| 3626 | |
| 3627 return names; | |
| 3628 } | |
| 3629 | |
| 3630 string_vector | |
| 3631 reverse_lookup_autoload (const std::string& nm) | |
| 3632 { | |
| 3633 string_vector names; | |
| 3634 | |
| 5626 | 3635 typedef std::map<std::string, std::string>::const_iterator am_iter; |
| 3636 for (am_iter p = autoload_map.begin (); p != autoload_map.end (); p++) | |
| 5592 | 3637 if (nm == p->second) |
| 3638 names.append (p->first); | |
| 3639 | |
| 3640 return names; | |
| 3641 } | |
| 3642 | |
| 7336 | 3643 octave_function * |
| 3644 load_fcn_from_file (const std::string& file_name, const std::string& dir_name, | |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3645 const std::string& dispatch_type, |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3646 const std::string& fcn_name, bool autoload) |
| 3021 | 3647 { |
| 7336 | 3648 octave_function *retval = 0; |
| 3649 | |
|
10067
6f79338c269b
omission from last patch
Jaroslav Hajek <highegg@gmail.com>
parents:
9794
diff
changeset
|
3650 unwind_protect frame; |
| 5484 | 3651 |
| 7336 | 3652 std::string nm = file_name; |
| 6238 | 3653 |
| 3654 size_t nm_len = nm.length (); | |
| 5472 | 3655 |
| 3656 std::string file; | |
| 3657 | |
|
16153
a57c2c8c8163
move some variables into the octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16151
diff
changeset
|
3658 bool relative_lookup = false; |
| 6323 | 3659 |
| 7336 | 3660 file = nm; |
| 3661 | |
| 3662 if ((nm_len > 4 && nm.substr (nm_len-4) == ".oct") | |
| 3663 || (nm_len > 4 && nm.substr (nm_len-4) == ".mex") | |
| 3664 || (nm_len > 2 && nm.substr (nm_len-2) == ".m")) | |
| 5472 | 3665 { |
| 6238 | 3666 nm = octave_env::base_pathname (file); |
| 3667 nm = nm.substr (0, nm.find_last_of ('.')); | |
|
11136
a51ac4198e1c
oct-parse.yy (load_fcn_from_file): also strip directory when computing function name from filename
John W. Eaton <jwe@octave.org>
parents:
11091
diff
changeset
|
3668 |
|
a51ac4198e1c
oct-parse.yy (load_fcn_from_file): also strip directory when computing function name from filename
John W. Eaton <jwe@octave.org>
parents:
11091
diff
changeset
|
3669 size_t pos = nm.find_last_of (file_ops::dir_sep_str ()); |
|
a51ac4198e1c
oct-parse.yy (load_fcn_from_file): also strip directory when computing function name from filename
John W. Eaton <jwe@octave.org>
parents:
11091
diff
changeset
|
3670 if (pos != std::string::npos) |
|
11138
40206fe759db
oct-parse.yy: fix typo in previous change
John W. Eaton <jwe@octave.org>
parents:
11136
diff
changeset
|
3671 nm = nm.substr (pos+1); |
| 5472 | 3672 } |
| 7336 | 3673 |
|
16153
a57c2c8c8163
move some variables into the octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16151
diff
changeset
|
3674 relative_lookup = ! octave_env::absolute_pathname (file); |
|
7749
14e05160b99f
reference counting for functions loaded from shared libraries
John W. Eaton <jwe@octave.org>
parents:
7736
diff
changeset
|
3675 |
| 10250 | 3676 file = octave_env::make_absolute (file); |
| 4243 | 3677 |
| 3678 int len = file.length (); | |
| 3679 | |
| 4244 | 3680 if (len > 4 && file.substr (len-4, len-1) == ".oct") |
| 3021 | 3681 { |
| 7336 | 3682 if (autoload && ! fcn_name.empty ()) |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3683 nm = fcn_name; |
| 7336 | 3684 |
|
16153
a57c2c8c8163
move some variables into the octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16151
diff
changeset
|
3685 retval = octave_dynamic_loader::load_oct (nm, file, relative_lookup); |
| 5864 | 3686 } |
| 3687 else if (len > 4 && file.substr (len-4, len-1) == ".mex") | |
|
10570
a61d7248627c
When loading a mex-file temporarily load the m-file version to get the help string (bug #29427)
David Bateman <dbateman@free.fr>
parents:
10521
diff
changeset
|
3688 { |
|
a61d7248627c
When loading a mex-file temporarily load the m-file version to get the help string (bug #29427)
David Bateman <dbateman@free.fr>
parents:
10521
diff
changeset
|
3689 // Temporarily load m-file version of mex-file, if it exists, |
|
a61d7248627c
When loading a mex-file temporarily load the m-file version to get the help string (bug #29427)
David Bateman <dbateman@free.fr>
parents:
10521
diff
changeset
|
3690 // to get the help-string to use. |
|
a61d7248627c
When loading a mex-file temporarily load the m-file version to get the help string (bug #29427)
David Bateman <dbateman@free.fr>
parents:
10521
diff
changeset
|
3691 |
|
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11572
diff
changeset
|
3692 octave_function *tmpfcn = parse_fcn_file (file.substr (0, len - 2), |
|
16203
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
3693 nm, dispatch_type, false, |
|
16153
a57c2c8c8163
move some variables into the octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16151
diff
changeset
|
3694 autoload, autoload, |
|
a57c2c8c8163
move some variables into the octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16151
diff
changeset
|
3695 relative_lookup, ""); |
|
a57c2c8c8163
move some variables into the octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16151
diff
changeset
|
3696 |
|
a57c2c8c8163
move some variables into the octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16151
diff
changeset
|
3697 retval = octave_dynamic_loader::load_mex (nm, file, relative_lookup); |
|
10570
a61d7248627c
When loading a mex-file temporarily load the m-file version to get the help string (bug #29427)
David Bateman <dbateman@free.fr>
parents:
10521
diff
changeset
|
3698 |
|
a61d7248627c
When loading a mex-file temporarily load the m-file version to get the help string (bug #29427)
David Bateman <dbateman@free.fr>
parents:
10521
diff
changeset
|
3699 if (tmpfcn) |
|
a61d7248627c
When loading a mex-file temporarily load the m-file version to get the help string (bug #29427)
David Bateman <dbateman@free.fr>
parents:
10521
diff
changeset
|
3700 retval->document (tmpfcn->doc_string ()); |
|
a61d7248627c
When loading a mex-file temporarily load the m-file version to get the help string (bug #29427)
David Bateman <dbateman@free.fr>
parents:
10521
diff
changeset
|
3701 delete tmpfcn; |
|
a61d7248627c
When loading a mex-file temporarily load the m-file version to get the help string (bug #29427)
David Bateman <dbateman@free.fr>
parents:
10521
diff
changeset
|
3702 } |
| 4244 | 3703 else if (len > 2) |
| 3021 | 3704 { |
|
16203
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
3705 retval = parse_fcn_file (file, nm, dispatch_type, true, autoload, |
|
16153
a57c2c8c8163
move some variables into the octave_parser class
John W. Eaton <jwe@octave.org>
parents:
16151
diff
changeset
|
3706 autoload, relative_lookup, ""); |
| 3021 | 3707 } |
| 3708 | |
| 7336 | 3709 if (retval) |
|
8819
96d87674b818
also stash directory name for subfunctions
John W. Eaton <jwe@octave.org>
parents:
8812
diff
changeset
|
3710 { |
|
96d87674b818
also stash directory name for subfunctions
John W. Eaton <jwe@octave.org>
parents:
8812
diff
changeset
|
3711 retval->stash_dir_name (dir_name); |
|
96d87674b818
also stash directory name for subfunctions
John W. Eaton <jwe@octave.org>
parents:
8812
diff
changeset
|
3712 |
|
96d87674b818
also stash directory name for subfunctions
John W. Eaton <jwe@octave.org>
parents:
8812
diff
changeset
|
3713 if (retval->is_user_function ()) |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3714 { |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3715 symbol_table::scope_id id = retval->scope (); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3716 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3717 symbol_table::stash_dir_name_for_subfunctions (id, dir_name); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3718 } |
|
8819
96d87674b818
also stash directory name for subfunctions
John W. Eaton <jwe@octave.org>
parents:
8812
diff
changeset
|
3719 } |
| 7336 | 3720 |
| 3721 return retval; | |
| 5312 | 3722 } |
| 3723 | |
|
8746
5dd06f19e9be
handle commands in the lexer
John W. Eaton <jwe@octave.org>
parents:
8745
diff
changeset
|
3724 DEFUN (autoload, args, , |
| 5484 | 3725 "-*- texinfo -*-\n\ |
|
17170
d6499c14021c
doc: Periodic grammarcheck of documentation.
Rik <rik@octave.org>
parents:
16924
diff
changeset
|
3726 @deftypefn {Built-in Function} {} autoload (@var{function}, @var{file})\n\ |
|
16848
77c8aae15908
accept remove option for autoload
Juan Pablo Carbajal <ajuanpi+dev@gmail.com>
parents:
16789
diff
changeset
|
3727 @deftypefnx {Built-in Function} {} autoload (@dots{}, @asis{\"remove\"})\n\ |
| 5484 | 3728 Define @var{function} to autoload from @var{file}.\n\ |
| 5626 | 3729 \n\ |
| 6926 | 3730 The second argument, @var{file}, should be an absolute file name or\n\ |
| 3731 a file name in the same directory as the function or script from which\n\ | |
|
9038
fca0dc2fb042
Cleanup documentation files stmt.texi and func.texi
Rik <rdrider0-list@yahoo.com>
parents:
8974
diff
changeset
|
3732 the autoload command was run. @var{file} should not depend on the\n\ |
| 6926 | 3733 Octave load path.\n\ |
| 6380 | 3734 \n\ |
| 3735 Normally, calls to @code{autoload} appear in PKG_ADD script files that\n\ | |
|
16789
2f63d2f3ff11
doc: Update docstrings in oct-parse.in.yy.
Rik <rik@octave.org>
parents:
16681
diff
changeset
|
3736 are evaluated when a directory is added to Octave's load path. To\n\ |
| 6926 | 3737 avoid having to hardcode directory names in @var{file}, if @var{file}\n\ |
| 3738 is in the same directory as the PKG_ADD script then\n\ | |
| 6380 | 3739 \n\ |
| 3740 @example\n\ | |
| 6926 | 3741 autoload (\"foo\", \"bar.oct\");\n\ |
| 6380 | 3742 @end example\n\ |
| 3743 \n\ | |
|
11572
7d6d8c1e471f
Grammarcheck Texinfo for files in src directory.
Rik <octave@nomad.inbox5.com>
parents:
11523
diff
changeset
|
3744 @noindent\n\ |
|
9038
fca0dc2fb042
Cleanup documentation files stmt.texi and func.texi
Rik <rdrider0-list@yahoo.com>
parents:
8974
diff
changeset
|
3745 will load the function @code{foo} from the file @code{bar.oct}. The above\n\ |
|
16789
2f63d2f3ff11
doc: Update docstrings in oct-parse.in.yy.
Rik <rik@octave.org>
parents:
16681
diff
changeset
|
3746 usage when @code{bar.oct} is not in the same directory or usages such as\n\ |
| 6380 | 3747 \n\ |
| 3748 @example\n\ | |
| 6637 | 3749 autoload (\"foo\", file_in_loadpath (\"bar.oct\"))\n\ |
| 6380 | 3750 @end example\n\ |
| 3751 \n\ | |
| 3752 @noindent\n\ | |
|
16789
2f63d2f3ff11
doc: Update docstrings in oct-parse.in.yy.
Rik <rik@octave.org>
parents:
16681
diff
changeset
|
3753 are strongly discouraged, as their behavior may be unpredictable.\n\ |
| 6380 | 3754 \n\ |
| 6637 | 3755 With no arguments, return a structure containing the current autoload map.\n\ |
|
16848
77c8aae15908
accept remove option for autoload
Juan Pablo Carbajal <ajuanpi+dev@gmail.com>
parents:
16789
diff
changeset
|
3756 \n\ |
|
77c8aae15908
accept remove option for autoload
Juan Pablo Carbajal <ajuanpi+dev@gmail.com>
parents:
16789
diff
changeset
|
3757 If a third argument @asis{'remove'} is given, the function is cleared and\n\ |
|
77c8aae15908
accept remove option for autoload
Juan Pablo Carbajal <ajuanpi+dev@gmail.com>
parents:
16789
diff
changeset
|
3758 not loaded anymore during the current Octave session.\n\ |
|
77c8aae15908
accept remove option for autoload
Juan Pablo Carbajal <ajuanpi+dev@gmail.com>
parents:
16789
diff
changeset
|
3759 \n\ |
| 6380 | 3760 @seealso{PKG_ADD}\n\ |
| 5484 | 3761 @end deftypefn") |
| 3762 { | |
| 5626 | 3763 octave_value retval; |
| 5484 | 3764 |
| 3765 int nargin = args.length (); | |
| 3766 | |
| 5626 | 3767 if (nargin == 0) |
| 3768 { | |
|
10350
12884915a8e4
merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents:
10315
diff
changeset
|
3769 Cell func_names (dim_vector (autoload_map.size (), 1)); |
|
12884915a8e4
merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents:
10315
diff
changeset
|
3770 Cell file_names (dim_vector (autoload_map.size (), 1)); |
| 5626 | 3771 |
| 3772 octave_idx_type i = 0; | |
| 3773 typedef std::map<std::string, std::string>::const_iterator am_iter; | |
| 3774 for (am_iter p = autoload_map.begin (); p != autoload_map.end (); p++) | |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3775 { |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3776 func_names(i) = p->first; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3777 file_names(i) = p->second; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3778 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3779 i++; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3780 } |
| 5626 | 3781 |
|
11060
54697b37d8bf
replace Octave_map->octave_scalar_map in oct-parse.yy and ov-fcn-handle.cc
Jaroslav Hajek <highegg@gmail.com>
parents:
10879
diff
changeset
|
3782 octave_map m; |
| 5626 | 3783 |
| 3784 m.assign ("function", func_names); | |
| 3785 m.assign ("file", file_names); | |
| 3786 | |
| 3787 retval = m; | |
| 3788 } | |
|
16848
77c8aae15908
accept remove option for autoload
Juan Pablo Carbajal <ajuanpi+dev@gmail.com>
parents:
16789
diff
changeset
|
3789 else if (nargin == 2 || nargin == 3) |
| 5484 | 3790 { |
| 3791 string_vector argv = args.make_argv ("autoload"); | |
| 3792 | |
| 3793 if (! error_state) | |
| 6380 | 3794 { |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3795 std::string nm = argv[2]; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3796 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3797 if (! octave_env::absolute_pathname (nm)) |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3798 { |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3799 octave_user_code *fcn = octave_call_stack::caller_user_code (); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3800 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3801 bool found = false; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3802 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3803 if (fcn) |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3804 { |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3805 std::string fname = fcn->fcn_file_name (); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3806 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3807 if (! fname.empty ()) |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3808 { |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3809 fname = octave_env::make_absolute (fname); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3810 fname = fname.substr (0, fname.find_last_of (file_ops::dir_sep_str ()) + 1); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3811 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3812 file_stat fs (fname + nm); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3813 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3814 if (fs.exists ()) |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3815 { |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3816 nm = fname + nm; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3817 found = true; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3818 } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3819 } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3820 } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3821 if (! found) |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3822 warning_with_id ("Octave:autoload-relative-file-name", |
|
15466
d174210ce1ec
use ' instead of ` in error messages, warnings and most comments
John W. Eaton <jwe@octave.org>
parents:
14189
diff
changeset
|
3823 "autoload: '%s' is not an absolute file name", |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3824 nm.c_str ()); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3825 } |
|
16848
77c8aae15908
accept remove option for autoload
Juan Pablo Carbajal <ajuanpi+dev@gmail.com>
parents:
16789
diff
changeset
|
3826 if (nargin == 2) |
|
77c8aae15908
accept remove option for autoload
Juan Pablo Carbajal <ajuanpi+dev@gmail.com>
parents:
16789
diff
changeset
|
3827 autoload_map[argv[1]] = nm; |
|
77c8aae15908
accept remove option for autoload
Juan Pablo Carbajal <ajuanpi+dev@gmail.com>
parents:
16789
diff
changeset
|
3828 else if (nargin == 3) |
|
77c8aae15908
accept remove option for autoload
Juan Pablo Carbajal <ajuanpi+dev@gmail.com>
parents:
16789
diff
changeset
|
3829 { |
|
77c8aae15908
accept remove option for autoload
Juan Pablo Carbajal <ajuanpi+dev@gmail.com>
parents:
16789
diff
changeset
|
3830 if (argv[3].compare ("remove") != 0) |
|
77c8aae15908
accept remove option for autoload
Juan Pablo Carbajal <ajuanpi+dev@gmail.com>
parents:
16789
diff
changeset
|
3831 error_with_id ("Octave:invalid-input-arg", |
|
77c8aae15908
accept remove option for autoload
Juan Pablo Carbajal <ajuanpi+dev@gmail.com>
parents:
16789
diff
changeset
|
3832 "autoload: third argument can only be 'remove'"); |
|
77c8aae15908
accept remove option for autoload
Juan Pablo Carbajal <ajuanpi+dev@gmail.com>
parents:
16789
diff
changeset
|
3833 |
|
77c8aae15908
accept remove option for autoload
Juan Pablo Carbajal <ajuanpi+dev@gmail.com>
parents:
16789
diff
changeset
|
3834 // Remove function from symbol table and autoload map. |
|
16850
ec2ac2300ac8
oct-parse-in.yy: Fix error compiling code in cset 77c8aae15908.
Rik <rik@octave.org>
parents:
16848
diff
changeset
|
3835 symbol_table::clear_dld_function (argv[1]); |
|
16848
77c8aae15908
accept remove option for autoload
Juan Pablo Carbajal <ajuanpi+dev@gmail.com>
parents:
16789
diff
changeset
|
3836 autoload_map.erase (argv[1]); |
|
77c8aae15908
accept remove option for autoload
Juan Pablo Carbajal <ajuanpi+dev@gmail.com>
parents:
16789
diff
changeset
|
3837 } |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3838 } |
| 5484 | 3839 } |
| 3840 else | |
| 5823 | 3841 print_usage (); |
| 5484 | 3842 |
| 3843 return retval; | |
| 3844 } | |
| 3845 | |
| 4486 | 3846 void |
|
7715
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
3847 source_file (const std::string& file_name, const std::string& context, |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3848 bool verbose, bool require_file, const std::string& warn_for) |
| 4486 | 3849 { |
|
10578
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3850 // Map from absolute name of script file to recursion level. We |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3851 // use a map instead of simply placing a limit on recursion in the |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3852 // source_file function so that two mutually recursive scripts |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3853 // written as |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3854 // |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3855 // foo1.m: |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3856 // ------ |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3857 // foo2 |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3858 // |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3859 // foo2.m: |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3860 // ------ |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3861 // foo1 |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3862 // |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3863 // and called with |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3864 // |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3865 // foo1 |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3866 // |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3867 // (for example) will behave the same if they are written as |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3868 // |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3869 // foo1.m: |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3870 // ------ |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3871 // source ("foo2.m") |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3872 // |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3873 // foo2.m: |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3874 // ------ |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3875 // source ("foo1.m") |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3876 // |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3877 // and called with |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3878 // |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3879 // source ("foo1.m") |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3880 // |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3881 // (for example). |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3882 |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3883 static std::map<std::string, int> source_call_depth; |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3884 |
| 4486 | 3885 std::string file_full_name = file_ops::tilde_expand (file_name); |
| 3886 | |
|
10578
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3887 file_full_name = octave_env::make_absolute (file_full_name); |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3888 |
|
10067
6f79338c269b
omission from last patch
Jaroslav Hajek <highegg@gmail.com>
parents:
9794
diff
changeset
|
3889 unwind_protect frame; |
|
6f79338c269b
omission from last patch
Jaroslav Hajek <highegg@gmail.com>
parents:
9794
diff
changeset
|
3890 |
|
10578
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3891 if (source_call_depth.find (file_full_name) == source_call_depth.end ()) |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3892 source_call_depth[file_full_name] = -1; |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3893 |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3894 frame.protect_var (source_call_depth[file_full_name]); |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3895 |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3896 source_call_depth[file_full_name]++; |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3897 |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3898 if (source_call_depth[file_full_name] >= Vmax_recursion_depth) |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3899 { |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3900 error ("max_recursion_depth exceeded"); |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3901 return; |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3902 } |
|
cb0883127251
limit on recursion via calls to source function
John W. Eaton <jwe@octave.org>
parents:
10570
diff
changeset
|
3903 |
| 5975 | 3904 if (! context.empty ()) |
| 3905 { | |
| 3906 if (context == "caller") | |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3907 octave_call_stack::goto_caller_frame (); |
| 5975 | 3908 else if (context == "base") |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3909 octave_call_stack::goto_base_frame (); |
| 5975 | 3910 else |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3911 error ("source: context must be \"caller\" or \"base\""); |
| 7336 | 3912 |
| 3913 if (! error_state) | |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3914 frame.add_fcn (octave_call_stack::pop); |
|
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11572
diff
changeset
|
3915 } |
| 5975 | 3916 |
| 3917 if (! error_state) | |
| 3918 { | |
|
16203
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
3919 octave_function *fcn = parse_fcn_file (file_full_name, file_name, |
|
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
3920 "", require_file, true, |
|
127cccb037bf
move more global parser and lexer variables to classes
John W. Eaton <jwe@octave.org>
parents:
16199
diff
changeset
|
3921 false, false, warn_for); |
|
7715
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
3922 |
|
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
3923 if (! error_state) |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3924 { |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3925 if (fcn && fcn->is_user_script ()) |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3926 { |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3927 octave_value_list args; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3928 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3929 if (verbose) |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3930 { |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3931 std::cout << "executing commands from " << file_full_name << " ... "; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3932 reading_startup_message_printed = true; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3933 std::cout.flush (); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3934 } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3935 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3936 fcn->do_multi_index_op (0, args); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3937 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3938 if (verbose) |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3939 std::cout << "done." << std::endl; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3940 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3941 delete fcn; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3942 } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3943 } |
|
7715
5b4d278ec828
parse scripts completely before executing
John W. Eaton <jwe@octave.org>
parents:
7699
diff
changeset
|
3944 else |
|
15466
d174210ce1ec
use ' instead of ` in error messages, warnings and most comments
John W. Eaton <jwe@octave.org>
parents:
14189
diff
changeset
|
3945 error ("source: error sourcing file '%s'", |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3946 file_full_name.c_str ()); |
| 5975 | 3947 } |
| 4486 | 3948 } |
| 3949 | |
| 5739 | 3950 DEFUN (mfilename, args, , |
| 3951 "-*- texinfo -*-\n\ | |
|
11572
7d6d8c1e471f
Grammarcheck Texinfo for files in src directory.
Rik <octave@nomad.inbox5.com>
parents:
11523
diff
changeset
|
3952 @deftypefn {Built-in Function} {} mfilename ()\n\ |
|
12719
7b5bfd6a8e28
doc: Don't use @code macro within @deftypefn macro
Rik <octave@nomad.inbox5.com>
parents:
12483
diff
changeset
|
3953 @deftypefnx {Built-in Function} {} mfilename (\"fullpath\")\n\ |
|
7b5bfd6a8e28
doc: Don't use @code macro within @deftypefn macro
Rik <octave@nomad.inbox5.com>
parents:
12483
diff
changeset
|
3954 @deftypefnx {Built-in Function} {} mfilename (\"fullpathext\")\n\ |
| 5739 | 3955 Return the name of the currently executing file. At the top-level,\n\ |
|
17281
bc924baa2c4e
doc: Add new @qcode macro for code samples which are quoted.
Rik <rik@octave.org>
parents:
17249
diff
changeset
|
3956 return the empty string. Given the argument @qcode{\"fullpath\"},\n\ |
| 5739 | 3957 include the directory part of the file name, but not the extension.\n\ |
|
17281
bc924baa2c4e
doc: Add new @qcode macro for code samples which are quoted.
Rik <rik@octave.org>
parents:
17249
diff
changeset
|
3958 Given the argument @qcode{\"fullpathext\"}, include the directory part\n\ |
| 5739 | 3959 of the file name and the extension.\n\ |
| 5774 | 3960 @end deftypefn") |
| 5739 | 3961 { |
| 3962 octave_value retval; | |
| 3963 | |
| 3964 int nargin = args.length (); | |
| 3965 | |
| 3966 if (nargin > 1) | |
| 3967 { | |
| 5823 | 3968 print_usage (); |
| 5739 | 3969 return retval; |
| 3970 } | |
| 3971 | |
| 3972 std::string arg; | |
| 3973 | |
| 3974 if (nargin == 1) | |
| 3975 { | |
| 3976 arg = args(0).string_value (); | |
| 3977 | |
| 3978 if (error_state) | |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3979 { |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3980 error ("mfilename: expecting argument to be a character string"); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3981 return retval; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
3982 } |
| 5739 | 3983 } |
| 3984 | |
| 3985 std::string fname; | |
| 3986 | |
|
7719
87eda1f8faaa
octave_user_code: new base class for octave_user_script and octave_user_function
John W. Eaton <jwe@octave.org>
parents:
7715
diff
changeset
|
3987 octave_user_code *fcn = octave_call_stack::caller_user_code (); |
| 5743 | 3988 |
| 3989 if (fcn) | |
| 3990 { | |
| 3991 fname = fcn->fcn_file_name (); | |
| 3992 | |
| 3993 if (fname.empty ()) | |
| 3994 fname = fcn->name (); | |
| 3995 } | |
| 5739 | 3996 |
| 3997 if (arg == "fullpathext") | |
| 3998 retval = fname; | |
| 3999 else | |
| 4000 { | |
|
8007
a2ab20ba78f7
make file_ops a proper singleton class
John W. Eaton <jwe@octave.org>
parents:
8001
diff
changeset
|
4001 size_t dpos = fname.rfind (file_ops::dir_sep_char ()); |
| 5747 | 4002 size_t epos = fname.rfind ('.'); |
| 4003 | |
| 4004 if (epos <= dpos) | |
| 8021 | 4005 epos = std::string::npos; |
| 4006 | |
| 4007 fname = (epos != std::string::npos) ? fname.substr (0, epos) : fname; | |
| 5739 | 4008 |
| 4009 if (arg == "fullpath") | |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4010 retval = fname; |
| 5739 | 4011 else |
| 8021 | 4012 retval = (dpos != std::string::npos) ? fname.substr (dpos+1) : fname; |
| 5739 | 4013 } |
| 4014 | |
| 4015 return retval; | |
| 4016 } | |
| 4017 | |
| 3021 | 4018 DEFUN (source, args, , |
| 3371 | 4019 "-*- texinfo -*-\n\ |
| 4020 @deftypefn {Built-in Function} {} source (@var{file})\n\ | |
| 4021 Parse and execute the contents of @var{file}. This is equivalent to\n\ | |
| 4022 executing commands from a script file, but without requiring the file to\n\ | |
| 4023 be named @file{@var{file}.m}.\n\ | |
| 4024 @end deftypefn") | |
| 3021 | 4025 { |
| 4026 octave_value_list retval; | |
| 4027 | |
| 4028 int nargin = args.length (); | |
| 4029 | |
| 5975 | 4030 if (nargin == 1 || nargin == 2) |
| 3021 | 4031 { |
| 3523 | 4032 std::string file_name = args(0).string_value (); |
| 3021 | 4033 |
| 4034 if (! error_state) | |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4035 { |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4036 std::string context; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4037 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4038 if (nargin == 2) |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4039 context = args(1).string_value (); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4040 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4041 if (! error_state) |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4042 source_file (file_name, context); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4043 else |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4044 error ("source: expecting context to be character string"); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4045 } |
| 3021 | 4046 else |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4047 error ("source: expecting file name as argument"); |
| 3021 | 4048 } |
| 4049 else | |
| 5823 | 4050 print_usage (); |
| 3021 | 4051 |
| 4052 return retval; | |
| 4053 } | |
| 4054 | |
| 3726 | 4055 // Evaluate an Octave function (built-in or interpreted) and return |
| 3844 | 4056 // the list of result values. NAME is the name of the function to |
| 4057 // call. ARGS are the arguments to the function. NARGOUT is the | |
|
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11572
diff
changeset
|
4058 // number of output arguments expected. |
| 3726 | 4059 |
| 3021 | 4060 octave_value_list |
| 3523 | 4061 feval (const std::string& name, const octave_value_list& args, int nargout) |
| 3156 | 4062 { |
| 4063 octave_value_list retval; | |
| 4064 | |
| 7336 | 4065 octave_value fcn = symbol_table::find_function (name, args); |
| 4066 | |
| 4067 if (fcn.is_defined ()) | |
| 4068 retval = fcn.do_multi_index_op (nargout, args); | |
| 4069 else | |
|
10443
34e51d4e199b
implement smart warnings about missing Matlab functionality
Jaroslav Hajek <highegg@gmail.com>
parents:
10426
diff
changeset
|
4070 { |
|
34e51d4e199b
implement smart warnings about missing Matlab functionality
Jaroslav Hajek <highegg@gmail.com>
parents:
10426
diff
changeset
|
4071 maybe_missing_function_hook (name); |
|
34e51d4e199b
implement smart warnings about missing Matlab functionality
Jaroslav Hajek <highegg@gmail.com>
parents:
10426
diff
changeset
|
4072 if (! error_state) |
|
15466
d174210ce1ec
use ' instead of ` in error messages, warnings and most comments
John W. Eaton <jwe@octave.org>
parents:
14189
diff
changeset
|
4073 error ("feval: function '%s' not found", name.c_str ()); |
|
10443
34e51d4e199b
implement smart warnings about missing Matlab functionality
Jaroslav Hajek <highegg@gmail.com>
parents:
10426
diff
changeset
|
4074 } |
| 3156 | 4075 |
| 4076 return retval; | |
| 4077 } | |
| 4078 | |
| 4342 | 4079 octave_value_list |
| 4080 feval (octave_function *fcn, const octave_value_list& args, int nargout) | |
| 4081 { | |
| 4082 octave_value_list retval; | |
| 4083 | |
| 4084 if (fcn) | |
| 4085 retval = fcn->do_multi_index_op (nargout, args); | |
| 4086 | |
| 4087 return retval; | |
| 4088 } | |
| 4089 | |
| 4090 static octave_value_list | |
| 4091 get_feval_args (const octave_value_list& args) | |
| 4092 { | |
|
10659
8baff2aceabc
fix slicing value lists with name tags (bug #29960)
Jaroslav Hajek <highegg@gmail.com>
parents:
10578
diff
changeset
|
4093 return args.slice (1, args.length () - 1, true); |
| 4342 | 4094 } |
| 4095 | |
| 4096 | |
| 3726 | 4097 // Evaluate an Octave function (built-in or interpreted) and return |
| 4098 // the list of result values. The first element of ARGS should be a | |
| 4099 // string containing the name of the function to call, then the rest | |
| 4100 // are the actual arguments to the function. NARGOUT is the number of | |
| 4101 // output arguments expected. | |
| 4102 | |
| 3156 | 4103 octave_value_list |
| 3021 | 4104 feval (const octave_value_list& args, int nargout) |
| 4105 { | |
| 4106 octave_value_list retval; | |
| 4107 | |
| 4342 | 4108 int nargin = args.length (); |
| 4109 | |
| 4110 if (nargin > 0) | |
| 3021 | 4111 { |
| 4342 | 4112 octave_value f_arg = args(0); |
| 4113 | |
| 4114 if (f_arg.is_string ()) | |
| 4115 { | |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4116 std::string name = f_arg.string_value (); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4117 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4118 if (! error_state) |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4119 { |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4120 octave_value_list tmp_args = get_feval_args (args); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4121 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4122 retval = feval (name, tmp_args, nargout); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4123 } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4124 } |
|
13241
2a8dcb5b3a00
improve default indexing for objects
John W. Eaton <jwe@octave.org>
parents:
13237
diff
changeset
|
4125 else if (f_arg.is_function_handle () |
|
2a8dcb5b3a00
improve default indexing for objects
John W. Eaton <jwe@octave.org>
parents:
13237
diff
changeset
|
4126 || f_arg.is_anonymous_function () |
|
2a8dcb5b3a00
improve default indexing for objects
John W. Eaton <jwe@octave.org>
parents:
13237
diff
changeset
|
4127 || f_arg.is_inline_function ()) |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4128 { |
|
10492
a6b64a7a3769
make feval work with overloaded handles
Jaroslav Hajek <highegg@gmail.com>
parents:
10463
diff
changeset
|
4129 const octave_value_list tmp_args = get_feval_args (args); |
|
a6b64a7a3769
make feval work with overloaded handles
Jaroslav Hajek <highegg@gmail.com>
parents:
10463
diff
changeset
|
4130 |
|
a6b64a7a3769
make feval work with overloaded handles
Jaroslav Hajek <highegg@gmail.com>
parents:
10463
diff
changeset
|
4131 retval = f_arg.do_multi_index_op (nargout, tmp_args); |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4132 } |
|
10492
a6b64a7a3769
make feval work with overloaded handles
Jaroslav Hajek <highegg@gmail.com>
parents:
10463
diff
changeset
|
4133 else |
|
a6b64a7a3769
make feval work with overloaded handles
Jaroslav Hajek <highegg@gmail.com>
parents:
10463
diff
changeset
|
4134 error ("feval: first argument must be a string, inline function or a function handle"); |
| 3021 | 4135 } |
| 4136 | |
| 4137 return retval; | |
| 4138 } | |
| 4139 | |
| 4140 DEFUN (feval, args, nargout, | |
| 3371 | 4141 "-*- texinfo -*-\n\ |
| 4142 @deftypefn {Built-in Function} {} feval (@var{name}, @dots{})\n\ | |
| 4143 Evaluate the function named @var{name}. Any arguments after the first\n\ | |
|
16789
2f63d2f3ff11
doc: Update docstrings in oct-parse.in.yy.
Rik <rik@octave.org>
parents:
16681
diff
changeset
|
4144 are passed as inputs to the named function. For example,\n\ |
| 3371 | 4145 \n\ |
| 4146 @example\n\ | |
|
11572
7d6d8c1e471f
Grammarcheck Texinfo for files in src directory.
Rik <octave@nomad.inbox5.com>
parents:
11523
diff
changeset
|
4147 @group\n\ |
| 3371 | 4148 feval (\"acos\", -1)\n\ |
| 4149 @result{} 3.1416\n\ | |
|
11572
7d6d8c1e471f
Grammarcheck Texinfo for files in src directory.
Rik <octave@nomad.inbox5.com>
parents:
11523
diff
changeset
|
4150 @end group\n\ |
| 3371 | 4151 @end example\n\ |
| 3021 | 4152 \n\ |
| 3371 | 4153 @noindent\n\ |
| 4154 calls the function @code{acos} with the argument @samp{-1}.\n\ | |
| 4155 \n\ | |
|
12946
8b5b85e26246
octave-parse.yy (feval): Update docstring to refer to function handles.
Jordi Gutiérrez Hermoso <jordigh@gmail.com>
parents:
12918
diff
changeset
|
4156 The function @code{feval} can also be used with function handles of\n\ |
|
13019
1653d3a86fca
doc: Fix warnings and errors in Texinfo required for building docs on stable branch.
Rik <octave@nomad.inbox5.com>
parents:
12946
diff
changeset
|
4157 any sort (@pxref{Function Handles}). Historically, @code{feval} was\n\ |
|
12946
8b5b85e26246
octave-parse.yy (feval): Update docstring to refer to function handles.
Jordi Gutiérrez Hermoso <jordigh@gmail.com>
parents:
12918
diff
changeset
|
4158 the only way to call user-supplied functions in strings, but\n\ |
|
8b5b85e26246
octave-parse.yy (feval): Update docstring to refer to function handles.
Jordi Gutiérrez Hermoso <jordigh@gmail.com>
parents:
12918
diff
changeset
|
4159 function handles are now preferred due to the cleaner syntax they\n\ |
|
13019
1653d3a86fca
doc: Fix warnings and errors in Texinfo required for building docs on stable branch.
Rik <octave@nomad.inbox5.com>
parents:
12946
diff
changeset
|
4160 offer. For example,\n\ |
|
12946
8b5b85e26246
octave-parse.yy (feval): Update docstring to refer to function handles.
Jordi Gutiérrez Hermoso <jordigh@gmail.com>
parents:
12918
diff
changeset
|
4161 \n\ |
|
8b5b85e26246
octave-parse.yy (feval): Update docstring to refer to function handles.
Jordi Gutiérrez Hermoso <jordigh@gmail.com>
parents:
12918
diff
changeset
|
4162 @example\n\ |
|
8b5b85e26246
octave-parse.yy (feval): Update docstring to refer to function handles.
Jordi Gutiérrez Hermoso <jordigh@gmail.com>
parents:
12918
diff
changeset
|
4163 @group\n\ |
|
8b5b85e26246
octave-parse.yy (feval): Update docstring to refer to function handles.
Jordi Gutiérrez Hermoso <jordigh@gmail.com>
parents:
12918
diff
changeset
|
4164 @var{f} = @@exp;\n\ |
|
8b5b85e26246
octave-parse.yy (feval): Update docstring to refer to function handles.
Jordi Gutiérrez Hermoso <jordigh@gmail.com>
parents:
12918
diff
changeset
|
4165 feval (@var{f}, 1)\n\ |
|
14360
97883071e8e4
doc: Correct off-by-1 spacings in all .cc docstrings
Rik <octave@nomad.inbox5.com>
parents:
14329
diff
changeset
|
4166 @result{} 2.7183\n\ |
|
12946
8b5b85e26246
octave-parse.yy (feval): Update docstring to refer to function handles.
Jordi Gutiérrez Hermoso <jordigh@gmail.com>
parents:
12918
diff
changeset
|
4167 @var{f} (1)\n\ |
|
14360
97883071e8e4
doc: Correct off-by-1 spacings in all .cc docstrings
Rik <octave@nomad.inbox5.com>
parents:
14329
diff
changeset
|
4168 @result{} 2.7183\n\ |
|
12946
8b5b85e26246
octave-parse.yy (feval): Update docstring to refer to function handles.
Jordi Gutiérrez Hermoso <jordigh@gmail.com>
parents:
12918
diff
changeset
|
4169 @end group\n\ |
|
8b5b85e26246
octave-parse.yy (feval): Update docstring to refer to function handles.
Jordi Gutiérrez Hermoso <jordigh@gmail.com>
parents:
12918
diff
changeset
|
4170 @end example\n\ |
|
8b5b85e26246
octave-parse.yy (feval): Update docstring to refer to function handles.
Jordi Gutiérrez Hermoso <jordigh@gmail.com>
parents:
12918
diff
changeset
|
4171 \n\ |
|
8b5b85e26246
octave-parse.yy (feval): Update docstring to refer to function handles.
Jordi Gutiérrez Hermoso <jordigh@gmail.com>
parents:
12918
diff
changeset
|
4172 @noindent\n\ |
|
13019
1653d3a86fca
doc: Fix warnings and errors in Texinfo required for building docs on stable branch.
Rik <octave@nomad.inbox5.com>
parents:
12946
diff
changeset
|
4173 are equivalent ways to call the function referred to by @var{f}. If it\n\ |
|
16789
2f63d2f3ff11
doc: Update docstrings in oct-parse.in.yy.
Rik <rik@octave.org>
parents:
16681
diff
changeset
|
4174 cannot be predicted beforehand whether @var{f} is a function handle,\n\ |
|
2f63d2f3ff11
doc: Update docstrings in oct-parse.in.yy.
Rik <rik@octave.org>
parents:
16681
diff
changeset
|
4175 function name in a string, or inline function then @code{feval} can be used\n\ |
|
2f63d2f3ff11
doc: Update docstrings in oct-parse.in.yy.
Rik <rik@octave.org>
parents:
16681
diff
changeset
|
4176 instead.\n\ |
| 3371 | 4177 @end deftypefn") |
| 3021 | 4178 { |
| 4179 octave_value_list retval; | |
| 4180 | |
| 4181 int nargin = args.length (); | |
| 4182 | |
| 4183 if (nargin > 0) | |
| 4184 retval = feval (args, nargout); | |
| 4185 else | |
| 5823 | 4186 print_usage (); |
| 3021 | 4187 |
| 4188 return retval; | |
| 4189 } | |
| 4190 | |
|
11225
8d8e10058df6
move builtin function from dispatch.cc to oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
11138
diff
changeset
|
4191 DEFUN (builtin, args, nargout, |
|
8d8e10058df6
move builtin function from dispatch.cc to oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
11138
diff
changeset
|
4192 "-*- texinfo -*-\n\ |
|
16789
2f63d2f3ff11
doc: Update docstrings in oct-parse.in.yy.
Rik <rik@octave.org>
parents:
16681
diff
changeset
|
4193 @deftypefn {Loadable Function} {[@dots{}] =} builtin (@var{f}, @dots{})\n\ |
|
11225
8d8e10058df6
move builtin function from dispatch.cc to oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
11138
diff
changeset
|
4194 Call the base function @var{f} even if @var{f} is overloaded to\n\ |
|
11388
027fbc389898
Remove seealso reference to deprecated function dispatch.
Rik <octave@nomad.inbox5.com>
parents:
11367
diff
changeset
|
4195 another function for the given type signature.\n\ |
|
16789
2f63d2f3ff11
doc: Update docstrings in oct-parse.in.yy.
Rik <rik@octave.org>
parents:
16681
diff
changeset
|
4196 \n\ |
|
2f63d2f3ff11
doc: Update docstrings in oct-parse.in.yy.
Rik <rik@octave.org>
parents:
16681
diff
changeset
|
4197 This is normally useful when doing object-oriented programming and there\n\ |
|
2f63d2f3ff11
doc: Update docstrings in oct-parse.in.yy.
Rik <rik@octave.org>
parents:
16681
diff
changeset
|
4198 is a requirement to call one of Octave's base functions rather than\n\ |
|
2f63d2f3ff11
doc: Update docstrings in oct-parse.in.yy.
Rik <rik@octave.org>
parents:
16681
diff
changeset
|
4199 the overloaded one of a new class.\n\ |
|
2f63d2f3ff11
doc: Update docstrings in oct-parse.in.yy.
Rik <rik@octave.org>
parents:
16681
diff
changeset
|
4200 \n\ |
|
2f63d2f3ff11
doc: Update docstrings in oct-parse.in.yy.
Rik <rik@octave.org>
parents:
16681
diff
changeset
|
4201 A trivial example which redefines the @code{sin} function to be the\n\ |
|
2f63d2f3ff11
doc: Update docstrings in oct-parse.in.yy.
Rik <rik@octave.org>
parents:
16681
diff
changeset
|
4202 @code{cos} function shows how @code{builtin} works.\n\ |
|
2f63d2f3ff11
doc: Update docstrings in oct-parse.in.yy.
Rik <rik@octave.org>
parents:
16681
diff
changeset
|
4203 \n\ |
|
2f63d2f3ff11
doc: Update docstrings in oct-parse.in.yy.
Rik <rik@octave.org>
parents:
16681
diff
changeset
|
4204 @example\n\ |
|
2f63d2f3ff11
doc: Update docstrings in oct-parse.in.yy.
Rik <rik@octave.org>
parents:
16681
diff
changeset
|
4205 @group\n\ |
|
2f63d2f3ff11
doc: Update docstrings in oct-parse.in.yy.
Rik <rik@octave.org>
parents:
16681
diff
changeset
|
4206 sin (0)\n\ |
|
2f63d2f3ff11
doc: Update docstrings in oct-parse.in.yy.
Rik <rik@octave.org>
parents:
16681
diff
changeset
|
4207 @result{} 0\n\ |
|
2f63d2f3ff11
doc: Update docstrings in oct-parse.in.yy.
Rik <rik@octave.org>
parents:
16681
diff
changeset
|
4208 function y = sin (x), y = cos (x); endfunction\n\ |
|
2f63d2f3ff11
doc: Update docstrings in oct-parse.in.yy.
Rik <rik@octave.org>
parents:
16681
diff
changeset
|
4209 sin (0)\n\ |
|
2f63d2f3ff11
doc: Update docstrings in oct-parse.in.yy.
Rik <rik@octave.org>
parents:
16681
diff
changeset
|
4210 @result{} 1\n\ |
|
2f63d2f3ff11
doc: Update docstrings in oct-parse.in.yy.
Rik <rik@octave.org>
parents:
16681
diff
changeset
|
4211 builtin (\"sin\", 0)\n\ |
|
2f63d2f3ff11
doc: Update docstrings in oct-parse.in.yy.
Rik <rik@octave.org>
parents:
16681
diff
changeset
|
4212 @result{} 0\n\ |
|
2f63d2f3ff11
doc: Update docstrings in oct-parse.in.yy.
Rik <rik@octave.org>
parents:
16681
diff
changeset
|
4213 @end group\n\ |
|
2f63d2f3ff11
doc: Update docstrings in oct-parse.in.yy.
Rik <rik@octave.org>
parents:
16681
diff
changeset
|
4214 @end example\n\ |
|
11225
8d8e10058df6
move builtin function from dispatch.cc to oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
11138
diff
changeset
|
4215 @end deftypefn") |
|
8d8e10058df6
move builtin function from dispatch.cc to oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
11138
diff
changeset
|
4216 { |
|
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11572
diff
changeset
|
4217 octave_value_list retval; |
|
11225
8d8e10058df6
move builtin function from dispatch.cc to oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
11138
diff
changeset
|
4218 |
|
8d8e10058df6
move builtin function from dispatch.cc to oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
11138
diff
changeset
|
4219 int nargin = args.length (); |
|
8d8e10058df6
move builtin function from dispatch.cc to oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
11138
diff
changeset
|
4220 |
|
8d8e10058df6
move builtin function from dispatch.cc to oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
11138
diff
changeset
|
4221 if (nargin > 0) |
|
8d8e10058df6
move builtin function from dispatch.cc to oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
11138
diff
changeset
|
4222 { |
|
8d8e10058df6
move builtin function from dispatch.cc to oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
11138
diff
changeset
|
4223 const std::string name (args(0).string_value ()); |
|
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11572
diff
changeset
|
4224 |
|
11225
8d8e10058df6
move builtin function from dispatch.cc to oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
11138
diff
changeset
|
4225 if (! error_state) |
|
8d8e10058df6
move builtin function from dispatch.cc to oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
11138
diff
changeset
|
4226 { |
|
8d8e10058df6
move builtin function from dispatch.cc to oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
11138
diff
changeset
|
4227 octave_value fcn = symbol_table::builtin_find (name); |
|
8d8e10058df6
move builtin function from dispatch.cc to oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
11138
diff
changeset
|
4228 |
|
8d8e10058df6
move builtin function from dispatch.cc to oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
11138
diff
changeset
|
4229 if (fcn.is_defined ()) |
|
8d8e10058df6
move builtin function from dispatch.cc to oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
11138
diff
changeset
|
4230 retval = feval (fcn.function_value (), args.splice (0, 1), |
|
8d8e10058df6
move builtin function from dispatch.cc to oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
11138
diff
changeset
|
4231 nargout); |
|
8d8e10058df6
move builtin function from dispatch.cc to oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
11138
diff
changeset
|
4232 else |
|
15466
d174210ce1ec
use ' instead of ` in error messages, warnings and most comments
John W. Eaton <jwe@octave.org>
parents:
14189
diff
changeset
|
4233 error ("builtin: lookup for symbol '%s' failed", name.c_str ()); |
|
11225
8d8e10058df6
move builtin function from dispatch.cc to oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
11138
diff
changeset
|
4234 } |
|
8d8e10058df6
move builtin function from dispatch.cc to oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
11138
diff
changeset
|
4235 else |
|
12483
7a5aacf65f81
Rewrite error strings in src/ to use variables named in documentation.
Rik <octave@nomad.inbox5.com>
parents:
12400
diff
changeset
|
4236 error ("builtin: function name (F) must be a string"); |
|
11225
8d8e10058df6
move builtin function from dispatch.cc to oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
11138
diff
changeset
|
4237 } |
|
8d8e10058df6
move builtin function from dispatch.cc to oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
11138
diff
changeset
|
4238 else |
|
8d8e10058df6
move builtin function from dispatch.cc to oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
11138
diff
changeset
|
4239 print_usage (); |
|
8d8e10058df6
move builtin function from dispatch.cc to oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
11138
diff
changeset
|
4240 |
|
8d8e10058df6
move builtin function from dispatch.cc to oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
11138
diff
changeset
|
4241 return retval; |
|
8d8e10058df6
move builtin function from dispatch.cc to oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
11138
diff
changeset
|
4242 } |
|
8d8e10058df6
move builtin function from dispatch.cc to oct-parse.yy
John W. Eaton <jwe@octave.org>
parents:
11138
diff
changeset
|
4243 |
| 3099 | 4244 octave_value_list |
|
16195
b52d2f9294b6
use class for reading lexer input
John W. Eaton <jwe@octave.org>
parents:
16187
diff
changeset
|
4245 eval_string (const std::string& eval_str, bool silent, |
|
b52d2f9294b6
use class for reading lexer input
John W. Eaton <jwe@octave.org>
parents:
16187
diff
changeset
|
4246 int& parse_status, int nargout) |
| 3021 | 4247 { |
| 3877 | 4248 octave_value_list retval; |
| 4249 | |
|
10067
6f79338c269b
omission from last patch
Jaroslav Hajek <highegg@gmail.com>
parents:
9794
diff
changeset
|
4250 unwind_protect frame; |
|
6f79338c269b
omission from last patch
Jaroslav Hajek <highegg@gmail.com>
parents:
9794
diff
changeset
|
4251 |
|
16287
04a7953496a7
create base class for parser; use reference for curr_lexer
John W. Eaton <jwe@octave.org>
parents:
16285
diff
changeset
|
4252 // octave_base_parser constructor sets this for us. |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
4253 frame.protect_var (LEXER); |
|
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
4254 |
|
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
4255 octave_parser parser (eval_str); |
|
16195
b52d2f9294b6
use class for reading lexer input
John W. Eaton <jwe@octave.org>
parents:
16187
diff
changeset
|
4256 |
| 3877 | 4257 do |
| 4258 { | |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
4259 parser.reset (); |
|
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
4260 |
|
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
4261 parse_status = parser.run (); |
| 3877 | 4262 |
|
9260
9c2349a51218
properly unmark forced variables
John W. Eaton <jwe@octave.org>
parents:
9144
diff
changeset
|
4263 // Unmark forced variables. |
|
16177
a7669b4d27f6
eliminate global global_command variable
John W. Eaton <jwe@octave.org>
parents:
16174
diff
changeset
|
4264 frame.run (1); |
|
7903
8018e10d2b87
save and restore global_command as needed
John W. Eaton <jwe@octave.org>
parents:
7901
diff
changeset
|
4265 |
| 3883 | 4266 if (parse_status == 0) |
| 3877 | 4267 { |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
4268 if (parser.stmt_list) |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4269 { |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4270 tree_statement *stmt = 0; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4271 |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
4272 if (parser.stmt_list->length () == 1 |
|
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
4273 && (stmt = parser.stmt_list->front ()) |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4274 && stmt->is_expression ()) |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4275 { |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4276 tree_expression *expr = stmt->expression (); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4277 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4278 if (silent) |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4279 expr->set_print_flag (false); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4280 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4281 bool do_bind_ans = false; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4282 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4283 if (expr->is_identifier ()) |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4284 { |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4285 tree_identifier *id |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4286 = dynamic_cast<tree_identifier *> (expr); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4287 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4288 do_bind_ans = (! id->is_variable ()); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4289 } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4290 else |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4291 do_bind_ans = (! expr->is_assignment_expression ()); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4292 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4293 retval = expr->rvalue (nargout); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4294 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4295 if (do_bind_ans && ! (error_state || retval.empty ())) |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4296 bind_ans (retval(0), expr->print_result ()); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4297 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4298 if (nargout == 0) |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4299 retval = octave_value_list (); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4300 } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4301 else if (nargout == 0) |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
4302 parser.stmt_list->accept (*current_evaluator); |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4303 else |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4304 error ("eval: invalid use of statement list"); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4305 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4306 if (error_state |
|
57a59eae83cc
untabify src C++ source files
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parents:
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|
4307 || tree_return_command::returning |
|
57a59eae83cc
untabify src C++ source files
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parents:
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|
4308 || tree_break_command::breaking |
|
57a59eae83cc
untabify src C++ source files
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parents:
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|
4309 || tree_continue_command::continuing) |
|
57a59eae83cc
untabify src C++ source files
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parents:
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diff
changeset
|
4310 break; |
|
57a59eae83cc
untabify src C++ source files
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parents:
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diff
changeset
|
4311 } |
|
16288
fe3b9a51e625
rename curr_lexer, curr_parser, CURR_LEXER
John W. Eaton <jwe@octave.org>
parents:
16287
diff
changeset
|
4312 else if (parser.lexer.end_of_input) |
|
10315
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changeset
|
4313 break; |
| 3883 | 4314 } |
| 3877 | 4315 } |
| 4316 while (parse_status == 0); | |
| 3021 | 4317 |
| 4318 return retval; | |
| 4319 } | |
| 4320 | |
| 4321 octave_value | |
|
16195
b52d2f9294b6
use class for reading lexer input
John W. Eaton <jwe@octave.org>
parents:
16187
diff
changeset
|
4322 eval_string (const std::string& eval_str, bool silent, int& parse_status) |
| 3021 | 4323 { |
| 4324 octave_value retval; | |
| 4325 | |
|
16195
b52d2f9294b6
use class for reading lexer input
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
4326 octave_value_list tmp = eval_string (eval_str, silent, parse_status, 1); |
| 3021 | 4327 |
| 4328 if (! tmp.empty ()) | |
| 4329 retval = tmp(0); | |
| 4330 | |
| 4331 return retval; | |
| 4332 } | |
| 4333 | |
| 4334 static octave_value_list | |
| 4335 eval_string (const octave_value& arg, bool silent, int& parse_status, | |
|
10315
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untabify src C++ source files
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changeset
|
4336 int nargout) |
| 3021 | 4337 { |
| 3523 | 4338 std::string s = arg.string_value (); |
| 3021 | 4339 |
| 4340 if (error_state) | |
| 4341 { | |
| 3523 | 4342 error ("eval: expecting std::string argument"); |
| 4233 | 4343 return octave_value (-1); |
| 3021 | 4344 } |
| 4345 | |
| 4346 return eval_string (s, silent, parse_status, nargout); | |
| 4347 } | |
| 4348 | |
| 13970 | 4349 void |
| 4350 cleanup_statement_list (tree_statement_list **lst) | |
| 4351 { | |
| 4352 if (*lst) | |
| 4353 { | |
| 4354 delete *lst; | |
| 4355 *lst = 0; | |
| 4356 } | |
| 4357 } | |
| 4358 | |
| 3021 | 4359 DEFUN (eval, args, nargout, |
| 3371 | 4360 "-*- texinfo -*-\n\ |
|
14172
cba1c681f1b7
doc: Update seealso references for eval family of functions.
Rik <octave@nomad.inbox5.com>
parents:
14153
diff
changeset
|
4361 @deftypefn {Built-in Function} {} eval (@var{try})\n\ |
|
cba1c681f1b7
doc: Update seealso references for eval family of functions.
Rik <octave@nomad.inbox5.com>
parents:
14153
diff
changeset
|
4362 @deftypefnx {Built-in Function} {} eval (@var{try}, @var{catch})\n\ |
| 3371 | 4363 Parse the string @var{try} and evaluate it as if it were an Octave\n\ |
| 6643 | 4364 program. If that fails, evaluate the optional string @var{catch}.\n\ |
| 4463 | 4365 The string @var{try} is evaluated in the current context,\n\ |
| 4366 so any results remain available after @code{eval} returns.\n\ | |
| 6643 | 4367 \n\ |
|
16789
2f63d2f3ff11
doc: Update docstrings in oct-parse.in.yy.
Rik <rik@octave.org>
parents:
16681
diff
changeset
|
4368 The following example makes the variable @var{A} with the approximate\n\ |
| 6643 | 4369 value 3.1416 available.\n\ |
| 4370 \n\ | |
| 4371 @example\n\ | |
|
16789
2f63d2f3ff11
doc: Update docstrings in oct-parse.in.yy.
Rik <rik@octave.org>
parents:
16681
diff
changeset
|
4372 eval (\"A = acos(-1);\");\n\ |
| 6643 | 4373 @end example\n\ |
| 4374 \n\ | |
| 4375 If an error occurs during the evaluation of @var{try} the @var{catch}\n\ | |
| 8828 | 4376 string is evaluated, as the following example shows:\n\ |
| 6643 | 4377 \n\ |
| 4378 @example\n\ | |
|
11572
7d6d8c1e471f
Grammarcheck Texinfo for files in src directory.
Rik <octave@nomad.inbox5.com>
parents:
11523
diff
changeset
|
4379 @group\n\ |
| 6643 | 4380 eval ('error (\"This is a bad example\");',\n\ |
|
8015
30629059b72d
Update the manual to reflect the changes in error output
sh@sh-laptop
parents:
8007
diff
changeset
|
4381 'printf (\"This error occurred:\\n%s\\n\", lasterr ());');\n\ |
| 7001 | 4382 @print{} This error occurred:\n\ |
|
8015
30629059b72d
Update the manual to reflect the changes in error output
sh@sh-laptop
parents:
8007
diff
changeset
|
4383 This is a bad example\n\ |
|
11572
7d6d8c1e471f
Grammarcheck Texinfo for files in src directory.
Rik <octave@nomad.inbox5.com>
parents:
11523
diff
changeset
|
4384 @end group\n\ |
| 6643 | 4385 @end example\n\ |
|
14172
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doc: Update seealso references for eval family of functions.
Rik <octave@nomad.inbox5.com>
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diff
changeset
|
4386 \n\ |
|
cba1c681f1b7
doc: Update seealso references for eval family of functions.
Rik <octave@nomad.inbox5.com>
parents:
14153
diff
changeset
|
4387 Consider using try/catch blocks instead if you are only using @code{eval}\n\ |
|
cba1c681f1b7
doc: Update seealso references for eval family of functions.
Rik <octave@nomad.inbox5.com>
parents:
14153
diff
changeset
|
4388 as an error-capturing mechanism rather than for the execution of arbitrary\n\ |
|
cba1c681f1b7
doc: Update seealso references for eval family of functions.
Rik <octave@nomad.inbox5.com>
parents:
14153
diff
changeset
|
4389 code strings.\n\ |
|
cba1c681f1b7
doc: Update seealso references for eval family of functions.
Rik <octave@nomad.inbox5.com>
parents:
14153
diff
changeset
|
4390 @seealso{evalin}\n\ |
| 3371 | 4391 @end deftypefn") |
| 3021 | 4392 { |
| 4393 octave_value_list retval; | |
| 4394 | |
| 4395 int nargin = args.length (); | |
| 4396 | |
| 4397 if (nargin > 0) | |
| 4398 { | |
|
10067
6f79338c269b
omission from last patch
Jaroslav Hajek <highegg@gmail.com>
parents:
9794
diff
changeset
|
4399 unwind_protect frame; |
| 3021 | 4400 |
| 4401 if (nargin > 1) | |
|
10315
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untabify src C++ source files
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|
4402 { |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
4403 frame.protect_var (buffer_error_messages); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
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changeset
|
4404 buffer_error_messages++; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
4405 } |
| 3021 | 4406 |
| 4407 int parse_status = 0; | |
| 4408 | |
| 4463 | 4409 octave_value_list tmp = eval_string (args(0), nargout > 0, |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
4410 parse_status, nargout); |
| 4463 | 4411 |
| 3021 | 4412 if (nargin > 1 && (parse_status != 0 || error_state)) |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
4413 { |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
4414 error_state = 0; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
4415 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
4416 // Set up for letting the user print any messages from |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4417 // errors that occurred in the first part of this eval(). |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4418 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4419 buffer_error_messages--; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4420 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
4421 tmp = eval_string (args(1), nargout > 0, parse_status, nargout); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
4422 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
4423 if (nargout > 0) |
|
57a59eae83cc
untabify src C++ source files
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parents:
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diff
changeset
|
4424 retval = tmp; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
4425 } |
|
8033
2ad5ba320b93
parse.y (Feval): Return value produced by evaluating CATCH string
John W. Eaton <jwe@octave.org>
parents:
8021
diff
changeset
|
4426 else if (nargout > 0) |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
4427 retval = tmp; |
| 3021 | 4428 } |
| 4429 else | |
| 5823 | 4430 print_usage (); |
| 3021 | 4431 |
| 4432 return retval; | |
| 4433 } | |
| 4434 | |
|
7562
c827f5673321
move tests to individual source files
John W. Eaton <jwe@octave.org>
parents:
7351
diff
changeset
|
4435 /* |
|
c827f5673321
move tests to individual source files
John W. Eaton <jwe@octave.org>
parents:
7351
diff
changeset
|
4436 |
|
14084
5aba9fa234cf
Modernize %!tests for eval()
Rik <octave@nomad.inbox5.com>
parents:
13970
diff
changeset
|
4437 %!shared x |
|
7562
c827f5673321
move tests to individual source files
John W. Eaton <jwe@octave.org>
parents:
7351
diff
changeset
|
4438 %! x = 1; |
|
14084
5aba9fa234cf
Modernize %!tests for eval()
Rik <octave@nomad.inbox5.com>
parents:
13970
diff
changeset
|
4439 |
|
5aba9fa234cf
Modernize %!tests for eval()
Rik <octave@nomad.inbox5.com>
parents:
13970
diff
changeset
|
4440 %!assert (eval ("x"), 1) |
|
5aba9fa234cf
Modernize %!tests for eval()
Rik <octave@nomad.inbox5.com>
parents:
13970
diff
changeset
|
4441 %!assert (eval ("x;")) |
|
5aba9fa234cf
Modernize %!tests for eval()
Rik <octave@nomad.inbox5.com>
parents:
13970
diff
changeset
|
4442 %!assert (eval ("x;"), 1); |
|
5aba9fa234cf
Modernize %!tests for eval()
Rik <octave@nomad.inbox5.com>
parents:
13970
diff
changeset
|
4443 |
|
7562
c827f5673321
move tests to individual source files
John W. Eaton <jwe@octave.org>
parents:
7351
diff
changeset
|
4444 %!test |
|
14084
5aba9fa234cf
Modernize %!tests for eval()
Rik <octave@nomad.inbox5.com>
parents:
13970
diff
changeset
|
4445 %! y = eval ("x"); |
|
5aba9fa234cf
Modernize %!tests for eval()
Rik <octave@nomad.inbox5.com>
parents:
13970
diff
changeset
|
4446 %! assert (y, 1); |
|
5aba9fa234cf
Modernize %!tests for eval()
Rik <octave@nomad.inbox5.com>
parents:
13970
diff
changeset
|
4447 |
|
5aba9fa234cf
Modernize %!tests for eval()
Rik <octave@nomad.inbox5.com>
parents:
13970
diff
changeset
|
4448 %!test |
|
5aba9fa234cf
Modernize %!tests for eval()
Rik <octave@nomad.inbox5.com>
parents:
13970
diff
changeset
|
4449 %! y = eval ("x;"); |
|
5aba9fa234cf
Modernize %!tests for eval()
Rik <octave@nomad.inbox5.com>
parents:
13970
diff
changeset
|
4450 %! assert (y, 1); |
|
5aba9fa234cf
Modernize %!tests for eval()
Rik <octave@nomad.inbox5.com>
parents:
13970
diff
changeset
|
4451 |
|
5aba9fa234cf
Modernize %!tests for eval()
Rik <octave@nomad.inbox5.com>
parents:
13970
diff
changeset
|
4452 %!test |
|
5aba9fa234cf
Modernize %!tests for eval()
Rik <octave@nomad.inbox5.com>
parents:
13970
diff
changeset
|
4453 %! eval ("x = 1;") |
|
5aba9fa234cf
Modernize %!tests for eval()
Rik <octave@nomad.inbox5.com>
parents:
13970
diff
changeset
|
4454 %! assert (x,1); |
|
5aba9fa234cf
Modernize %!tests for eval()
Rik <octave@nomad.inbox5.com>
parents:
13970
diff
changeset
|
4455 |
|
7562
c827f5673321
move tests to individual source files
John W. Eaton <jwe@octave.org>
parents:
7351
diff
changeset
|
4456 %!test |
|
c827f5673321
move tests to individual source files
John W. Eaton <jwe@octave.org>
parents:
7351
diff
changeset
|
4457 %! eval ("flipud = 2;"); |
|
14084
5aba9fa234cf
Modernize %!tests for eval()
Rik <octave@nomad.inbox5.com>
parents:
13970
diff
changeset
|
4458 %! assert (flipud, 2); |
|
5aba9fa234cf
Modernize %!tests for eval()
Rik <octave@nomad.inbox5.com>
parents:
13970
diff
changeset
|
4459 |
|
5aba9fa234cf
Modernize %!tests for eval()
Rik <octave@nomad.inbox5.com>
parents:
13970
diff
changeset
|
4460 %!function y = __f () |
|
7562
c827f5673321
move tests to individual source files
John W. Eaton <jwe@octave.org>
parents:
7351
diff
changeset
|
4461 %! eval ("flipud = 2;"); |
|
c827f5673321
move tests to individual source files
John W. Eaton <jwe@octave.org>
parents:
7351
diff
changeset
|
4462 %! y = flipud; |
|
14084
5aba9fa234cf
Modernize %!tests for eval()
Rik <octave@nomad.inbox5.com>
parents:
13970
diff
changeset
|
4463 %!endfunction |
|
5aba9fa234cf
Modernize %!tests for eval()
Rik <octave@nomad.inbox5.com>
parents:
13970
diff
changeset
|
4464 %!assert (__f(), 2) |
|
7562
c827f5673321
move tests to individual source files
John W. Eaton <jwe@octave.org>
parents:
7351
diff
changeset
|
4465 |
|
14533
e6aa044253eb
Allow comma at the end of an assignment list (bug #35645)
Max Brister <max@2bass.com>
parents:
14512
diff
changeset
|
4466 % bug #35645 |
|
e6aa044253eb
Allow comma at the end of an assignment list (bug #35645)
Max Brister <max@2bass.com>
parents:
14512
diff
changeset
|
4467 %!test |
|
e6aa044253eb
Allow comma at the end of an assignment list (bug #35645)
Max Brister <max@2bass.com>
parents:
14512
diff
changeset
|
4468 %! [a,] = gcd (1,2); |
|
e6aa044253eb
Allow comma at the end of an assignment list (bug #35645)
Max Brister <max@2bass.com>
parents:
14512
diff
changeset
|
4469 %! [a,b,] = gcd (1, 2); |
|
e6aa044253eb
Allow comma at the end of an assignment list (bug #35645)
Max Brister <max@2bass.com>
parents:
14512
diff
changeset
|
4470 |
|
7562
c827f5673321
move tests to individual source files
John W. Eaton <jwe@octave.org>
parents:
7351
diff
changeset
|
4471 */ |
|
c827f5673321
move tests to individual source files
John W. Eaton <jwe@octave.org>
parents:
7351
diff
changeset
|
4472 |
| 4661 | 4473 DEFUN (assignin, args, , |
| 4297 | 4474 "-*- texinfo -*-\n\ |
| 4475 @deftypefn {Built-in Function} {} assignin (@var{context}, @var{varname}, @var{value})\n\ | |
| 4476 Assign @var{value} to @var{varname} in context @var{context}, which\n\ | |
|
17281
bc924baa2c4e
doc: Add new @qcode macro for code samples which are quoted.
Rik <rik@octave.org>
parents:
17249
diff
changeset
|
4477 may be either @qcode{\"base\"} or @qcode{\"caller\"}.\n\ |
|
14172
cba1c681f1b7
doc: Update seealso references for eval family of functions.
Rik <octave@nomad.inbox5.com>
parents:
14153
diff
changeset
|
4478 @seealso{evalin}\n\ |
| 4297 | 4479 @end deftypefn") |
| 4480 { | |
| 4481 octave_value_list retval; | |
| 4482 | |
| 4483 int nargin = args.length (); | |
| 4484 | |
| 4485 if (nargin == 3) | |
| 4486 { | |
| 4487 std::string context = args(0).string_value (); | |
| 4488 | |
| 4489 if (! error_state) | |
| 4490 { | |
|
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
4491 unwind_protect frame; |
|
57a59eae83cc
untabify src C++ source files
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changeset
|
4492 |
|
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
4493 if (context == "caller") |
|
57a59eae83cc
untabify src C++ source files
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changeset
|
4494 octave_call_stack::goto_caller_frame (); |
|
57a59eae83cc
untabify src C++ source files
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changeset
|
4495 else if (context == "base") |
|
57a59eae83cc
untabify src C++ source files
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changeset
|
4496 octave_call_stack::goto_base_frame (); |
|
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
4497 else |
|
12483
7a5aacf65f81
Rewrite error strings in src/ to use variables named in documentation.
Rik <octave@nomad.inbox5.com>
parents:
12400
diff
changeset
|
4498 error ("assignin: CONTEXT must be \"caller\" or \"base\""); |
|
10315
57a59eae83cc
untabify src C++ source files
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changeset
|
4499 |
|
57a59eae83cc
untabify src C++ source files
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changeset
|
4500 if (! error_state) |
|
57a59eae83cc
untabify src C++ source files
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10250
diff
changeset
|
4501 { |
|
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
4502 frame.add_fcn (octave_call_stack::pop); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4503 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4504 std::string nm = args(1).string_value (); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4505 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4506 if (! error_state) |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4507 { |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4508 if (valid_identifier (nm)) |
|
16442
302157614308
deprecate symbol_table::varref functions
John W. Eaton <jwe@octave.org>
parents:
16360
diff
changeset
|
4509 symbol_table::assign (nm, args(2)); |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4510 else |
|
12483
7a5aacf65f81
Rewrite error strings in src/ to use variables named in documentation.
Rik <octave@nomad.inbox5.com>
parents:
12400
diff
changeset
|
4511 error ("assignin: invalid variable name in argument VARNAME"); |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4512 } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4513 else |
|
12483
7a5aacf65f81
Rewrite error strings in src/ to use variables named in documentation.
Rik <octave@nomad.inbox5.com>
parents:
12400
diff
changeset
|
4514 error ("assignin: VARNAME must be a string"); |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4515 } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4516 } |
| 4297 | 4517 else |
|
12483
7a5aacf65f81
Rewrite error strings in src/ to use variables named in documentation.
Rik <octave@nomad.inbox5.com>
parents:
12400
diff
changeset
|
4518 error ("assignin: CONTEXT must be a string"); |
| 4297 | 4519 } |
| 4520 else | |
| 5823 | 4521 print_usage (); |
| 4297 | 4522 |
| 4523 return retval; | |
| 4524 } | |
| 4525 | |
| 4245 | 4526 DEFUN (evalin, args, nargout, |
| 4527 "-*- texinfo -*-\n\ | |
|
14172
cba1c681f1b7
doc: Update seealso references for eval family of functions.
Rik <octave@nomad.inbox5.com>
parents:
14153
diff
changeset
|
4528 @deftypefn {Built-in Function} {} evalin (@var{context}, @var{try})\n\ |
|
cba1c681f1b7
doc: Update seealso references for eval family of functions.
Rik <octave@nomad.inbox5.com>
parents:
14153
diff
changeset
|
4529 @deftypefnx {Built-in Function} {} evalin (@var{context}, @var{try}, @var{catch})\n\ |
| 4245 | 4530 Like @code{eval}, except that the expressions are evaluated in the\n\ |
|
17281
bc924baa2c4e
doc: Add new @qcode macro for code samples which are quoted.
Rik <rik@octave.org>
parents:
17249
diff
changeset
|
4531 context @var{context}, which may be either @qcode{\"caller\"} or\n\ |
|
bc924baa2c4e
doc: Add new @qcode macro for code samples which are quoted.
Rik <rik@octave.org>
parents:
17249
diff
changeset
|
4532 @qcode{\"base\"}.\n\ |
|
14172
cba1c681f1b7
doc: Update seealso references for eval family of functions.
Rik <octave@nomad.inbox5.com>
parents:
14153
diff
changeset
|
4533 @seealso{eval, assignin}\n\ |
| 4245 | 4534 @end deftypefn") |
| 4535 { | |
| 4536 octave_value_list retval; | |
| 4537 | |
| 4538 int nargin = args.length (); | |
| 4539 | |
| 4540 if (nargin > 1) | |
| 4541 { | |
| 4542 std::string context = args(0).string_value (); | |
| 4543 | |
| 4544 if (! error_state) | |
| 4545 { | |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4546 unwind_protect frame; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4547 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4548 if (context == "caller") |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4549 octave_call_stack::goto_caller_frame (); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
4550 else if (context == "base") |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4551 octave_call_stack::goto_base_frame (); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4552 else |
|
12483
7a5aacf65f81
Rewrite error strings in src/ to use variables named in documentation.
Rik <octave@nomad.inbox5.com>
parents:
12400
diff
changeset
|
4553 error ("evalin: CONTEXT must be \"caller\" or \"base\""); |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4554 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4555 if (! error_state) |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4556 { |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4557 frame.add_fcn (octave_call_stack::pop); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4558 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4559 if (nargin > 2) |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4560 { |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4561 frame.protect_var (buffer_error_messages); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4562 buffer_error_messages++; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4563 } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4564 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4565 int parse_status = 0; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4566 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4567 octave_value_list tmp = eval_string (args(1), nargout > 0, |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4568 parse_status, nargout); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4569 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4570 if (nargout > 0) |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4571 retval = tmp; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4572 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4573 if (nargin > 2 && (parse_status != 0 || error_state)) |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4574 { |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4575 error_state = 0; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4576 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4577 // Set up for letting the user print any messages from |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4578 // errors that occurred in the first part of this eval(). |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4579 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4580 buffer_error_messages--; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4581 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4582 tmp = eval_string (args(2), nargout > 0, |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4583 parse_status, nargout); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4584 |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4585 retval = (nargout > 0) ? tmp : octave_value_list (); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4586 } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4587 } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4588 } |
| 4245 | 4589 else |
|
12483
7a5aacf65f81
Rewrite error strings in src/ to use variables named in documentation.
Rik <octave@nomad.inbox5.com>
parents:
12400
diff
changeset
|
4590 error ("evalin: CONTEXT must be a string"); |
| 4245 | 4591 } |
| 4592 else | |
| 5823 | 4593 print_usage (); |
| 4245 | 4594 |
| 4595 return retval; | |
| 4596 } | |
| 4597 | |
|
8311
7124bffc89c7
parse.y (F__parser_debug_flag__): New function.
John W. Eaton <jwe@octave.org>
parents:
8283
diff
changeset
|
4598 DEFUN (__parser_debug_flag__, args, nargout, |
|
8812
7d48766c21a5
use consistent format for doc strings of internal functions
John W. Eaton <jwe@octave.org>
parents:
8746
diff
changeset
|
4599 "-*- texinfo -*-\n\ |
|
7d48766c21a5
use consistent format for doc strings of internal functions
John W. Eaton <jwe@octave.org>
parents:
8746
diff
changeset
|
4600 @deftypefn {Built-in Function} {@var{old_val} =} __parser_debug_flag__ (@var{new_val}))\n\ |
|
7d48766c21a5
use consistent format for doc strings of internal functions
John W. Eaton <jwe@octave.org>
parents:
8746
diff
changeset
|
4601 Undocumented internal function.\n\ |
|
7d48766c21a5
use consistent format for doc strings of internal functions
John W. Eaton <jwe@octave.org>
parents:
8746
diff
changeset
|
4602 @end deftypefn") |
|
8311
7124bffc89c7
parse.y (F__parser_debug_flag__): New function.
John W. Eaton <jwe@octave.org>
parents:
8283
diff
changeset
|
4603 { |
|
7124bffc89c7
parse.y (F__parser_debug_flag__): New function.
John W. Eaton <jwe@octave.org>
parents:
8283
diff
changeset
|
4604 octave_value retval; |
|
7124bffc89c7
parse.y (F__parser_debug_flag__): New function.
John W. Eaton <jwe@octave.org>
parents:
8283
diff
changeset
|
4605 |
|
7124bffc89c7
parse.y (F__parser_debug_flag__): New function.
John W. Eaton <jwe@octave.org>
parents:
8283
diff
changeset
|
4606 bool debug_flag = octave_debug; |
|
7124bffc89c7
parse.y (F__parser_debug_flag__): New function.
John W. Eaton <jwe@octave.org>
parents:
8283
diff
changeset
|
4607 |
|
7124bffc89c7
parse.y (F__parser_debug_flag__): New function.
John W. Eaton <jwe@octave.org>
parents:
8283
diff
changeset
|
4608 retval = set_internal_variable (debug_flag, args, nargout, |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
4609 "__parser_debug_flag__"); |
|
8311
7124bffc89c7
parse.y (F__parser_debug_flag__): New function.
John W. Eaton <jwe@octave.org>
parents:
8283
diff
changeset
|
4610 |
|
7124bffc89c7
parse.y (F__parser_debug_flag__): New function.
John W. Eaton <jwe@octave.org>
parents:
8283
diff
changeset
|
4611 octave_debug = debug_flag; |
|
7124bffc89c7
parse.y (F__parser_debug_flag__): New function.
John W. Eaton <jwe@octave.org>
parents:
8283
diff
changeset
|
4612 |
|
7124bffc89c7
parse.y (F__parser_debug_flag__): New function.
John W. Eaton <jwe@octave.org>
parents:
8283
diff
changeset
|
4613 return retval; |
|
7124bffc89c7
parse.y (F__parser_debug_flag__): New function.
John W. Eaton <jwe@octave.org>
parents:
8283
diff
changeset
|
4614 } |
|
17342
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
diff
changeset
|
4615 |
|
17377
15e2ad6372f7
maint: Tweaks to remove compiler warnings.
Rik <rik@octave.org>
parents:
17342
diff
changeset
|
4616 DEFUN (__parse_file__, args, , |
|
17342
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
diff
changeset
|
4617 "-*- texinfo -*-\n\ |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
diff
changeset
|
4618 @deftypefn {Built-in Function} {} __parse_file__ (@var{file}, @var{verbose})\n\ |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
diff
changeset
|
4619 Undocumented internal function.\n\ |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
diff
changeset
|
4620 @end deftypefn") |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
diff
changeset
|
4621 { |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
diff
changeset
|
4622 octave_value retval; |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
diff
changeset
|
4623 |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
diff
changeset
|
4624 int nargin = args.length (); |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
diff
changeset
|
4625 |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
diff
changeset
|
4626 if (nargin == 1 || nargin == 2) |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
diff
changeset
|
4627 { |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
diff
changeset
|
4628 std::string file = args(0).string_value (); |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
diff
changeset
|
4629 |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
diff
changeset
|
4630 std::string full_file = octave_env::make_absolute (file); |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
diff
changeset
|
4631 |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
diff
changeset
|
4632 size_t file_len = file.length (); |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
diff
changeset
|
4633 |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
diff
changeset
|
4634 if ((file_len > 4 && file.substr (file_len-4) == ".oct") |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
diff
changeset
|
4635 || (file_len > 4 && file.substr (file_len-4) == ".mex") |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
diff
changeset
|
4636 || (file_len > 2 && file.substr (file_len-2) == ".m")) |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
diff
changeset
|
4637 { |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
diff
changeset
|
4638 file = octave_env::base_pathname (file); |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
diff
changeset
|
4639 file = file.substr (0, file.find_last_of ('.')); |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
diff
changeset
|
4640 |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
diff
changeset
|
4641 size_t pos = file.find_last_of (file_ops::dir_sep_str ()); |
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091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
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4642 if (pos != std::string::npos) |
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091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
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4643 file = file.substr (pos+1); |
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091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
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4644 } |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
diff
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|
4645 |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
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4646 if (! error_state) |
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091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
diff
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|
4647 { |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
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changeset
|
4648 if (nargin == 2) |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
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4649 octave_stdout << "parsing " << full_file << std::endl; |
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091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
diff
changeset
|
4650 |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
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4651 octave_function *fcn = parse_fcn_file (full_file, file, "", |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
diff
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4652 true, false, false, |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
diff
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4653 false, "__parse_file__"); |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
diff
changeset
|
4654 |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
diff
changeset
|
4655 if (fcn) |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
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|
4656 delete fcn; |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
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|
4657 } |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
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4658 else |
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091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
diff
changeset
|
4659 error ("__parse_file__: expecting file name as argument"); |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
diff
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|
4660 } |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
diff
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|
4661 else |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
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4662 print_usage (); |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
diff
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|
4663 |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
diff
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4664 return retval; |
|
091e4df179de
new function to help with debugging by parsing .m files without executing them
John W. Eaton <jwe@octave.org>
parents:
17326
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4665 } |