octave-nkf: libinterp/parse-tree/pt-eval.cc annotate

annotate libinterp/parse-tree/pt-eval.cc @ 20813:756b052037fb

avoid stepping beyond end of thspan in ode solvers * scripts/ode/private/integrate_adaptive.m: make sure not to step beyound end of tspan.

author	Carlo de Falco <carlo.defalco@polimi.it>
date	Sun, 11 Oct 2015 20:39:11 +0200
parents	56fee8f84fe7
children	000893937291

rev	line source
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1 /*
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	2
19898 4197fc428c7d maint: Update copyright notices for 2015. John W. Eaton <jwe@octave.org> parents: 19575 diff changeset	3 Copyright (C) 2009-2015 John W. Eaton
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	4
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	5 This file is part of Octave.
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	6
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	7 Octave is free software; you can redistribute it and/or modify it
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	8 under the terms of the GNU General Public License as published by the
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	9 Free Software Foundation; either version 3 of the License, or (at your
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	10 option) any later version.
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	11
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	12 Octave is distributed in the hope that it will be useful, but WITHOUT
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	15 for more details.
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	16
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	17 You should have received a copy of the GNU General Public License
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	18 along with Octave; see the file COPYING. If not, see
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	19 <http://www.gnu.org/licenses/>.
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	20
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	21 */
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	22
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	23 #ifdef HAVE_CONFIG_H
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	24 #include <config.h>
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	25 #endif
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	26
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	27 #include <cctype>
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	28
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	29 #include <iostream>
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	30
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	31 #include <fstream>
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	32 #include <typeinfo>
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	33
10186 095a1e670e68 make dbstep work with keyboard function John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	34 #include "debug.h"
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	35 #include "defun.h"
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	36 #include "error.h"
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	37 #include "gripes.h"
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	38 #include "input.h"
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	39 #include "ov-fcn-handle.h"
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	40 #include "ov-usr-fcn.h"
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	41 #include "variables.h"
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	42 #include "pt-all.h"
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	43 #include "pt-eval.h"
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	44 #include "symtab.h"
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	45 #include "unwind-prot.h"
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	46
14899 f25d2224fa02 Initial JIT support Max Brister <max@2bass.com> parents: 14429 diff changeset	47 //FIXME: This should be part of tree_evaluator
f25d2224fa02 Initial JIT support Max Brister <max@2bass.com> parents: 14429 diff changeset	48 #include "pt-jit.h"
15310 b055fc077224 allow jit compiler to be enabled at run-time John W. Eaton <jwe@octave.org> parents: 15244 diff changeset	49
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	50 static tree_evaluator std_evaluator;
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	51
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	52 tree_evaluator *current_evaluator = &std_evaluator;
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	53
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	54 int tree_evaluator::dbstep_flag = 0;
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	55
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	56 size_t tree_evaluator::current_frame = 0;
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	57
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	58 bool tree_evaluator::debug_mode = false;
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	59
19574 c1ce43276b86 avoid printing debug location in cmd window when using GUI to step John W. Eaton <jwe@octave.org> parents: 19411 diff changeset	60 bool tree_evaluator::quiet_breakpoint_flag = false;
c1ce43276b86 avoid printing debug location in cmd window when using GUI to step John W. Eaton <jwe@octave.org> parents: 19411 diff changeset	61
20744 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	62 bool tree_evaluator::unwind_protect_exception = false;
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	63
11304 c9fefa096ce2 echo commands in scripts John W. Eaton <jwe@octave.org> parents: 11066 diff changeset	64 tree_evaluator::stmt_list_type tree_evaluator::statement_context
c9fefa096ce2 echo commands in scripts John W. Eaton <jwe@octave.org> parents: 11066 diff changeset	65 = tree_evaluator::other;
8669 33783e94fb16 line number fixes and other evaluator tweaks John W. Eaton <jwe@octave.org> parents: 8662 diff changeset	66
33783e94fb16 line number fixes and other evaluator tweaks John W. Eaton <jwe@octave.org> parents: 8662 diff changeset	67 bool tree_evaluator::in_loop_command = false;
33783e94fb16 line number fixes and other evaluator tweaks John W. Eaton <jwe@octave.org> parents: 8662 diff changeset	68
10578 cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10315 diff changeset	69 // Maximum nesting level for functions, scripts, or sourced files called
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10315 diff changeset	70 // recursively.
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10315 diff changeset	71 int Vmax_recursion_depth = 256;
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10315 diff changeset	72
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	73 // If TRUE, turn off printing of results in functions (as if a
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	74 // semicolon has been appended to each statement).
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	75 static bool Vsilent_functions = false;
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	76
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	77 // Normal evaluator.
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	78
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	79 void
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	80 tree_evaluator::visit_anon_fcn_handle (tree_anon_fcn_handle&)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	81 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	82 panic_impossible ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	83 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	84
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	85 void
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	86 tree_evaluator::visit_argument_list (tree_argument_list&)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	87 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	88 panic_impossible ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	89 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	90
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	91 void
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	92 tree_evaluator::visit_binary_expression (tree_binary_expression&)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	93 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	94 panic_impossible ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	95 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	96
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	97 void
8845 5a6db6bd1a02 eigs.cc (Feigs): fix handling of sigma arg John W. Eaton <jwe@octave.org> parents: 8679 diff changeset	98 tree_evaluator::visit_break_command (tree_break_command& cmd)
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	99 {
20767 56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	100 if (debug_mode)
56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	101 do_breakpoint (cmd.is_breakpoint ());
8845 5a6db6bd1a02 eigs.cc (Feigs): fix handling of sigma arg John W. Eaton <jwe@octave.org> parents: 8679 diff changeset	102
20767 56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	103 if (statement_context == function \|\| statement_context == script
56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	104 \|\| in_loop_command)
56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	105 tree_break_command::breaking = 1;
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	106 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	107
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	108 void
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	109 tree_evaluator::visit_colon_expression (tree_colon_expression&)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	110 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	111 panic_impossible ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	112 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	113
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	114 void
10188 97ae300aa73a improve implementation of break, continue, and return commands John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	115 tree_evaluator::visit_continue_command (tree_continue_command& cmd)
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	116 {
20767 56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	117 if (debug_mode)
56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	118 do_breakpoint (cmd.is_breakpoint ());
10188 97ae300aa73a improve implementation of break, continue, and return commands John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	119
20767 56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	120 if (statement_context == function \|\| statement_context == script
56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	121 \|\| in_loop_command)
56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	122 tree_continue_command::continuing = 1;
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	123 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	124
10186 095a1e670e68 make dbstep work with keyboard function John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	125 void
095a1e670e68 make dbstep work with keyboard function John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	126 tree_evaluator::reset_debug_state (void)
095a1e670e68 make dbstep work with keyboard function John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	127 {
10194 d4f813c3f5ed more debug mode fixes John W. Eaton <jwe@octave.org> parents: 10188 diff changeset	128 debug_mode = bp_table::have_breakpoints () \|\| Vdebugging;
10186 095a1e670e68 make dbstep work with keyboard function John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	129
095a1e670e68 make dbstep work with keyboard function John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	130 dbstep_flag = 0;
095a1e670e68 make dbstep work with keyboard function John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	131 }
095a1e670e68 make dbstep work with keyboard function John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	132
15606 fb9dffe5fbfb The silent_functions flag no longer modifies the parse tree Max Brister <max@2bass.com> parents: 15582 diff changeset	133 bool
fb9dffe5fbfb The silent_functions flag no longer modifies the parse tree Max Brister <max@2bass.com> parents: 15582 diff changeset	134 tree_evaluator::statement_printing_enabled (void)
fb9dffe5fbfb The silent_functions flag no longer modifies the parse tree Max Brister <max@2bass.com> parents: 15582 diff changeset	135 {
fb9dffe5fbfb The silent_functions flag no longer modifies the parse tree Max Brister <max@2bass.com> parents: 15582 diff changeset	136 return ! (Vsilent_functions && (statement_context == function
fb9dffe5fbfb The silent_functions flag no longer modifies the parse tree Max Brister <max@2bass.com> parents: 15582 diff changeset	137 \|\| statement_context == script));
fb9dffe5fbfb The silent_functions flag no longer modifies the parse tree Max Brister <max@2bass.com> parents: 15582 diff changeset	138 }
fb9dffe5fbfb The silent_functions flag no longer modifies the parse tree Max Brister <max@2bass.com> parents: 15582 diff changeset	139
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	140 static inline void
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	141 do_global_init (tree_decl_elt& elt)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	142 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	143 tree_identifier *id = elt.ident ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	144
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	145 if (id)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	146 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	147 id->mark_global ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	148
20767 56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	149 octave_lvalue ult = id->lvalue ();
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	150
20767 56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	151 if (ult.is_undefined ())
56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	152 {
56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	153 tree_expression *expr = elt.expression ();
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	154
20767 56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	155 octave_value init_val;
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	156
20767 56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	157 if (expr)
56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	158 init_val = expr->rvalue1 ();
56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	159 else
56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	160 init_val = Matrix ();
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	161
20767 56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	162 ult.assign (octave_value::op_asn_eq, init_val);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	163 }
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	164 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	165 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	166
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	167 static inline void
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	168 do_static_init (tree_decl_elt& elt)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	169 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	170 tree_identifier *id = elt.ident ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	171
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	172 if (id)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	173 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	174 id->mark_as_static ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	175
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	176 octave_lvalue ult = id->lvalue ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	177
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	178 if (ult.is_undefined ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	179 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	180 tree_expression *expr = elt.expression ();
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	181
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	182 octave_value init_val;
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	183
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	184 if (expr)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	185 init_val = expr->rvalue1 ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	186 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	187 init_val = Matrix ();
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	188
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	189 ult.assign (octave_value::op_asn_eq, init_val);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	190 }
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	191 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	192 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	193
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	194 void
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	195 tree_evaluator::do_decl_init_list (decl_elt_init_fcn fcn,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	196 tree_decl_init_list *init_list)
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	197 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	198 if (init_list)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	199 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	200 for (tree_decl_init_list::iterator p = init_list->begin ();
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	201 p != init_list->end (); p++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	202 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	203 tree_decl_elt elt = p;
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	204
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	205 fcn (*elt);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	206 }
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	207 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	208 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	209
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	210 void
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	211 tree_evaluator::visit_global_command (tree_global_command& cmd)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	212 {
8845 5a6db6bd1a02 eigs.cc (Feigs): fix handling of sigma arg John W. Eaton <jwe@octave.org> parents: 8679 diff changeset	213 if (debug_mode)
9484 bbe033dcfe13 make dbwhere work when called at keyboard prompt John W. Eaton <jwe@octave.org> parents: 9418 diff changeset	214 do_breakpoint (cmd.is_breakpoint ());
8845 5a6db6bd1a02 eigs.cc (Feigs): fix handling of sigma arg John W. Eaton <jwe@octave.org> parents: 8679 diff changeset	215
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	216 do_decl_init_list (do_global_init, cmd.initializer_list ());
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	217 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	218
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	219 void
14294 9e3983c8963c deprecate the static keyword John W. Eaton <jwe@octave.org> parents: 14138 diff changeset	220 tree_evaluator::visit_persistent_command (tree_persistent_command& cmd)
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	221 {
8845 5a6db6bd1a02 eigs.cc (Feigs): fix handling of sigma arg John W. Eaton <jwe@octave.org> parents: 8679 diff changeset	222 if (debug_mode)
9484 bbe033dcfe13 make dbwhere work when called at keyboard prompt John W. Eaton <jwe@octave.org> parents: 9418 diff changeset	223 do_breakpoint (cmd.is_breakpoint ());
8845 5a6db6bd1a02 eigs.cc (Feigs): fix handling of sigma arg John W. Eaton <jwe@octave.org> parents: 8679 diff changeset	224
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	225 do_decl_init_list (do_static_init, cmd.initializer_list ());
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	226 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	227
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	228 void
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	229 tree_evaluator::visit_decl_elt (tree_decl_elt&)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	230 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	231 panic_impossible ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	232 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	233
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	234 #if 0
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	235 bool
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	236 tree_decl_elt::eval (void)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	237 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	238 bool retval = false;
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	239
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	240 if (id && expr)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	241 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	242 octave_lvalue ult = id->lvalue ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	243
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	244 octave_value init_val = expr->rvalue1 ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	245
20767 56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	246 ult.assign (octave_value::op_asn_eq, init_val);
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	247
20767 56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	248 retval = true;
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	249 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	250
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	251 return retval;
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	252 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	253 #endif
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	254
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	255 void
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	256 tree_evaluator::visit_decl_init_list (tree_decl_init_list&)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	257 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	258 panic_impossible ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	259 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	260
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	261 // Decide if it's time to quit a for or while loop.
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	262 static inline bool
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	263 quit_loop_now (void)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	264 {
10142 829e69ec3110 make OCTAVE_QUIT a function Jaroslav Hajek <highegg@gmail.com> parents: 10066 diff changeset	265 octave_quit ();
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	266
15466 d174210ce1ec use ' instead of ` in error messages, warnings and most comments John W. Eaton <jwe@octave.org> parents: 14138 diff changeset	267 // Maybe handle 'continue N' someday...
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	268
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	269 if (tree_continue_command::continuing)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	270 tree_continue_command::continuing--;
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	271
20767 56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	272 bool quit = (tree_return_command::returning
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	273 \|\| tree_break_command::breaking
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	274 \|\| tree_continue_command::continuing);
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	275
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	276 if (tree_break_command::breaking)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	277 tree_break_command::breaking--;
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	278
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	279 return quit;
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	280 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	281
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	282 void
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	283 tree_evaluator::visit_simple_for_command (tree_simple_for_command& cmd)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	284 {
8845 5a6db6bd1a02 eigs.cc (Feigs): fix handling of sigma arg John W. Eaton <jwe@octave.org> parents: 8679 diff changeset	285 if (debug_mode)
9484 bbe033dcfe13 make dbwhere work when called at keyboard prompt John W. Eaton <jwe@octave.org> parents: 9418 diff changeset	286 do_breakpoint (cmd.is_breakpoint ());
8845 5a6db6bd1a02 eigs.cc (Feigs): fix handling of sigma arg John W. Eaton <jwe@octave.org> parents: 8679 diff changeset	287
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	288 // FIXME: need to handle PARFOR loops here using cmd.in_parallel ()
13245 027a2186cd90 parfor keyword and infrastructure, but handle parfor as normal for loop for now John W. Eaton <jwe@octave.org> parents: 13226 diff changeset	289 // and cmd.maxproc_expr ();
027a2186cd90 parfor keyword and infrastructure, but handle parfor as normal for loop for now John W. Eaton <jwe@octave.org> parents: 13226 diff changeset	290
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	291 unwind_protect frame;
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	292
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	293 frame.protect_var (in_loop_command);
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	294
8669 33783e94fb16 line number fixes and other evaluator tweaks John W. Eaton <jwe@octave.org> parents: 8662 diff changeset	295 in_loop_command = true;
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	296
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	297 tree_expression *expr = cmd.control_expr ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	298
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	299 octave_value rhs = expr->rvalue1 ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	300
15027 741d2dbcc117 Check trip count before compiling for loops. Max Brister <max@2bass.com> parents: 15023 diff changeset	301 #if HAVE_LLVM
15582 52df2e7baabe Disable JIT when breakpoints are present Max Brister <max@2bass.com> parents: 15575 diff changeset	302 if (tree_jit::execute (cmd, rhs))
15027 741d2dbcc117 Check trip count before compiling for loops. Max Brister <max@2bass.com> parents: 15023 diff changeset	303 return;
741d2dbcc117 Check trip count before compiling for loops. Max Brister <max@2bass.com> parents: 15023 diff changeset	304 #endif
741d2dbcc117 Check trip count before compiling for loops. Max Brister <max@2bass.com> parents: 15023 diff changeset	305
20767 56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	306 if (rhs.is_undefined ())
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	307 return;
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	308
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	309 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	310 tree_expression *lhs = cmd.left_hand_side ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	311
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	312 octave_lvalue ult = lhs->lvalue ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	313
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	314 tree_statement_list *loop_body = cmd.body ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	315
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	316 if (rhs.is_range ())
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	317 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	318 Range rng = rhs.range_value ();
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	319
20438 00cf2847355d Deprecate Array::nelem() and Range::nelem() in favour of ::numel(). Carnë Draug <carandraug@octave.org> parents: 20373 diff changeset	320 octave_idx_type steps = rng.numel ();
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	321
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	322 for (octave_idx_type i = 0; i < steps; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	323 {
19410 0279c601b49c compute for loop indices consistently with range element results John W. Eaton <jwe@octave.org> parents: 17787 diff changeset	324 octave_value val (rng.elem (i));
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	325
13225 359153d26cc1 eliminate DO_SIMPLE_FOR_LOOP_ONCE macro John W. Eaton <jwe@octave.org> parents: 12833 diff changeset	326 ult.assign (octave_value::op_asn_eq, val);
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	327
20767 56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	328 if (loop_body)
13225 359153d26cc1 eliminate DO_SIMPLE_FOR_LOOP_ONCE macro John W. Eaton <jwe@octave.org> parents: 12833 diff changeset	329 loop_body->accept (*this);
359153d26cc1 eliminate DO_SIMPLE_FOR_LOOP_ONCE macro John W. Eaton <jwe@octave.org> parents: 12833 diff changeset	330
359153d26cc1 eliminate DO_SIMPLE_FOR_LOOP_ONCE macro John W. Eaton <jwe@octave.org> parents: 12833 diff changeset	331 if (quit_loop_now ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	332 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	333 }
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	334 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	335 else if (rhs.is_scalar_type ())
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	336 {
13225 359153d26cc1 eliminate DO_SIMPLE_FOR_LOOP_ONCE macro John W. Eaton <jwe@octave.org> parents: 12833 diff changeset	337 ult.assign (octave_value::op_asn_eq, rhs);
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	338
20767 56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	339 if (loop_body)
13225 359153d26cc1 eliminate DO_SIMPLE_FOR_LOOP_ONCE macro John W. Eaton <jwe@octave.org> parents: 12833 diff changeset	340 loop_body->accept (*this);
359153d26cc1 eliminate DO_SIMPLE_FOR_LOOP_ONCE macro John W. Eaton <jwe@octave.org> parents: 12833 diff changeset	341
359153d26cc1 eliminate DO_SIMPLE_FOR_LOOP_ONCE macro John W. Eaton <jwe@octave.org> parents: 12833 diff changeset	342 // Maybe decrement break and continue states.
359153d26cc1 eliminate DO_SIMPLE_FOR_LOOP_ONCE macro John W. Eaton <jwe@octave.org> parents: 12833 diff changeset	343 quit_loop_now ();
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	344 }
9005 f26e0f00ce01 fix simple looping over structs Jaroslav Hajek <highegg@gmail.com> parents: 8868 diff changeset	345 else if (rhs.is_matrix_type () \|\| rhs.is_cell () \|\| rhs.is_string ()
f26e0f00ce01 fix simple looping over structs Jaroslav Hajek <highegg@gmail.com> parents: 8868 diff changeset	346 \|\| rhs.is_map ())
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	347 {
8662 af72c8137d64 improve looping over arrays Jaroslav Hajek <highegg@gmail.com> parents: 8658 diff changeset	348 // A matrix or cell is reshaped to 2 dimensions and iterated by
af72c8137d64 improve looping over arrays Jaroslav Hajek <highegg@gmail.com> parents: 8658 diff changeset	349 // columns.
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	350
8662 af72c8137d64 improve looping over arrays Jaroslav Hajek <highegg@gmail.com> parents: 8658 diff changeset	351 dim_vector dv = rhs.dims ().redim (2);
af72c8137d64 improve looping over arrays Jaroslav Hajek <highegg@gmail.com> parents: 8658 diff changeset	352
18099 6a71e5030df5 Follow coding convention of defining and initializing only 1 variable per line in liboctinterp. Rik <rik@octave.org> parents: 17856 diff changeset	353 octave_idx_type nrows = dv(0);
6a71e5030df5 Follow coding convention of defining and initializing only 1 variable per line in liboctinterp. Rik <rik@octave.org> parents: 17856 diff changeset	354 octave_idx_type steps = dv(1);
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	355
8662 af72c8137d64 improve looping over arrays Jaroslav Hajek <highegg@gmail.com> parents: 8658 diff changeset	356 if (steps > 0)
af72c8137d64 improve looping over arrays Jaroslav Hajek <highegg@gmail.com> parents: 8658 diff changeset	357 {
af72c8137d64 improve looping over arrays Jaroslav Hajek <highegg@gmail.com> parents: 8658 diff changeset	358 octave_value arg = rhs;
af72c8137d64 improve looping over arrays Jaroslav Hajek <highegg@gmail.com> parents: 8658 diff changeset	359 if (rhs.ndims () > 2)
af72c8137d64 improve looping over arrays Jaroslav Hajek <highegg@gmail.com> parents: 8658 diff changeset	360 arg = arg.reshape (dv);
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	361
8679 280fae940bb0 optimize scalar indexing Jaroslav Hajek <highegg@gmail.com> parents: 8677 diff changeset	362 // for row vectors, use single index to speed things up.
280fae940bb0 optimize scalar indexing Jaroslav Hajek <highegg@gmail.com> parents: 8677 diff changeset	363 octave_value_list idx;
280fae940bb0 optimize scalar indexing Jaroslav Hajek <highegg@gmail.com> parents: 8677 diff changeset	364 octave_idx_type iidx;
280fae940bb0 optimize scalar indexing Jaroslav Hajek <highegg@gmail.com> parents: 8677 diff changeset	365 if (nrows == 1)
280fae940bb0 optimize scalar indexing Jaroslav Hajek <highegg@gmail.com> parents: 8677 diff changeset	366 {
280fae940bb0 optimize scalar indexing Jaroslav Hajek <highegg@gmail.com> parents: 8677 diff changeset	367 idx.resize (1);
280fae940bb0 optimize scalar indexing Jaroslav Hajek <highegg@gmail.com> parents: 8677 diff changeset	368 iidx = 0;
280fae940bb0 optimize scalar indexing Jaroslav Hajek <highegg@gmail.com> parents: 8677 diff changeset	369 }
280fae940bb0 optimize scalar indexing Jaroslav Hajek <highegg@gmail.com> parents: 8677 diff changeset	370 else
280fae940bb0 optimize scalar indexing Jaroslav Hajek <highegg@gmail.com> parents: 8677 diff changeset	371 {
280fae940bb0 optimize scalar indexing Jaroslav Hajek <highegg@gmail.com> parents: 8677 diff changeset	372 idx.resize (2);
280fae940bb0 optimize scalar indexing Jaroslav Hajek <highegg@gmail.com> parents: 8677 diff changeset	373 idx(0) = octave_value::magic_colon_t;
280fae940bb0 optimize scalar indexing Jaroslav Hajek <highegg@gmail.com> parents: 8677 diff changeset	374 iidx = 1;
280fae940bb0 optimize scalar indexing Jaroslav Hajek <highegg@gmail.com> parents: 8677 diff changeset	375 }
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	376
8662 af72c8137d64 improve looping over arrays Jaroslav Hajek <highegg@gmail.com> parents: 8658 diff changeset	377 for (octave_idx_type i = 1; i <= steps; i++)
af72c8137d64 improve looping over arrays Jaroslav Hajek <highegg@gmail.com> parents: 8658 diff changeset	378 {
af72c8137d64 improve looping over arrays Jaroslav Hajek <highegg@gmail.com> parents: 8658 diff changeset	379 // do_index_op expects one-based indices.
8679 280fae940bb0 optimize scalar indexing Jaroslav Hajek <highegg@gmail.com> parents: 8677 diff changeset	380 idx(iidx) = i;
8662 af72c8137d64 improve looping over arrays Jaroslav Hajek <highegg@gmail.com> parents: 8658 diff changeset	381 octave_value val = arg.do_index_op (idx);
13225 359153d26cc1 eliminate DO_SIMPLE_FOR_LOOP_ONCE macro John W. Eaton <jwe@octave.org> parents: 12833 diff changeset	382
359153d26cc1 eliminate DO_SIMPLE_FOR_LOOP_ONCE macro John W. Eaton <jwe@octave.org> parents: 12833 diff changeset	383 ult.assign (octave_value::op_asn_eq, val);
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	384
20767 56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	385 if (loop_body)
13225 359153d26cc1 eliminate DO_SIMPLE_FOR_LOOP_ONCE macro John W. Eaton <jwe@octave.org> parents: 12833 diff changeset	386 loop_body->accept (*this);
359153d26cc1 eliminate DO_SIMPLE_FOR_LOOP_ONCE macro John W. Eaton <jwe@octave.org> parents: 12833 diff changeset	387
359153d26cc1 eliminate DO_SIMPLE_FOR_LOOP_ONCE macro John W. Eaton <jwe@octave.org> parents: 12833 diff changeset	388 if (quit_loop_now ())
8662 af72c8137d64 improve looping over arrays Jaroslav Hajek <highegg@gmail.com> parents: 8658 diff changeset	389 break;
af72c8137d64 improve looping over arrays Jaroslav Hajek <highegg@gmail.com> parents: 8658 diff changeset	390 }
af72c8137d64 improve looping over arrays Jaroslav Hajek <highegg@gmail.com> parents: 8658 diff changeset	391 }
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	392 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	393 else
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	394 {
20638 7ac907da9fba Use error() rather than ::error() unless explicitly required. Rik <rik@octave.org> parents: 20438 diff changeset	395 error ("invalid type in for loop expression near line %d, column %d",
7ac907da9fba Use error() rather than ::error() unless explicitly required. Rik <rik@octave.org> parents: 20438 diff changeset	396 cmd.line (), cmd.column ());
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	397 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	398 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	399 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	400
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	401 void
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	402 tree_evaluator::visit_complex_for_command (tree_complex_for_command& cmd)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	403 {
8845 5a6db6bd1a02 eigs.cc (Feigs): fix handling of sigma arg John W. Eaton <jwe@octave.org> parents: 8679 diff changeset	404 if (debug_mode)
9484 bbe033dcfe13 make dbwhere work when called at keyboard prompt John W. Eaton <jwe@octave.org> parents: 9418 diff changeset	405 do_breakpoint (cmd.is_breakpoint ());
8845 5a6db6bd1a02 eigs.cc (Feigs): fix handling of sigma arg John W. Eaton <jwe@octave.org> parents: 8679 diff changeset	406
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	407 unwind_protect frame;
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	408
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	409 frame.protect_var (in_loop_command);
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	410
8669 33783e94fb16 line number fixes and other evaluator tweaks John W. Eaton <jwe@octave.org> parents: 8662 diff changeset	411 in_loop_command = true;
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	412
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	413 tree_expression *expr = cmd.control_expr ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	414
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	415 octave_value rhs = expr->rvalue1 ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	416
20767 56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	417 if (rhs.is_undefined ())
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	418 return;
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	419
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	420 if (rhs.is_map ())
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	421 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	422 // Cycle through structure elements. First element of id_list
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	423 // is set to value and the second is set to the name of the
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	424 // structure element.
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	425
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	426 tree_argument_list *lhs = cmd.left_hand_side ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	427
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	428 tree_argument_list::iterator p = lhs->begin ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	429
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	430 tree_expression elt = p++;
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	431
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	432 octave_lvalue val_ref = elt->lvalue ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	433
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	434 elt = *p;
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	435
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	436 octave_lvalue key_ref = elt->lvalue ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	437
11066 e678346a47d9 toplev.cc, sighandlers.cc, utils.cc, octave.cc, pt-eval.cc pt-idx.cc: Octave_map to octave_map and octave_scalar_map conversion John W. Eaton <jwe@octave.org> parents: 10840 diff changeset	438 const octave_map tmp_val = rhs.map_value ();
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	439
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	440 tree_statement_list *loop_body = cmd.body ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	441
9494 ca95d991a65a use key list order for iterating through map with for loop John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	442 string_vector keys = tmp_val.keys ();
ca95d991a65a use key list order for iterating through map with for loop John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	443
ca95d991a65a use key list order for iterating through map with for loop John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	444 octave_idx_type nel = keys.numel ();
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	445
9494 ca95d991a65a use key list order for iterating through map with for loop John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	446 for (octave_idx_type i = 0; i < nel; i++)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	447 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	448 std::string key = keys[i];
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	449
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	450 const Cell val_lst = tmp_val.contents (key);
9494 ca95d991a65a use key list order for iterating through map with for loop John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	451
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	452 octave_idx_type n = val_lst.numel ();
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	453
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	454 octave_value val = (n == 1) ? val_lst(0) : octave_value (val_lst);
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	455
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	456 val_ref.assign (octave_value::op_asn_eq, val);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	457 key_ref.assign (octave_value::op_asn_eq, key);
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	458
20767 56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	459 if (loop_body)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	460 loop_body->accept (*this);
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	461
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	462 if (quit_loop_now ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	463 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	464 }
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	465 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	466 else
15466 d174210ce1ec use ' instead of ` in error messages, warnings and most comments John W. Eaton <jwe@octave.org> parents: 14138 diff changeset	467 error ("in statement 'for [X, Y] = VAL', VAL must be a structure");
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	468 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	469
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	470 void
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	471 tree_evaluator::visit_octave_user_script (octave_user_script&)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	472 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	473 panic_impossible ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	474 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	475
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	476 void
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	477 tree_evaluator::visit_octave_user_function (octave_user_function&)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	478 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	479 panic_impossible ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	480 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	481
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	482 void
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	483 tree_evaluator::visit_octave_user_function_header (octave_user_function&)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	484 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	485 panic_impossible ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	486 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	487
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	488 void
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	489 tree_evaluator::visit_octave_user_function_trailer (octave_user_function&)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	490 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	491 panic_impossible ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	492 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	493
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	494 void
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	495 tree_evaluator::visit_function_def (tree_function_def& cmd)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	496 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	497 octave_value fcn = cmd.function ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	498
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	499 octave_function *f = fcn.function_value ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	500
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	501 if (f)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	502 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	503 std::string nm = f->name ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	504
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	505 symbol_table::install_cmdline_function (nm, fcn);
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	506
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	507 // Make sure that any variable with the same name as the new
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	508 // function is cleared.
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	509
16442 302157614308 deprecate symbol_table::varref functions John W. Eaton <jwe@octave.org> parents: 16396 diff changeset	510 symbol_table::assign (nm);
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	511 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	512 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	513
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	514 void
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	515 tree_evaluator::visit_identifier (tree_identifier&)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	516 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	517 panic_impossible ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	518 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	519
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	520 void
8677 095ae5e0a831 eliminte some compiler warnings John W. Eaton <jwe@octave.org> parents: 8669 diff changeset	521 tree_evaluator::visit_if_clause (tree_if_clause&)
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	522 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	523 panic_impossible ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	524 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	525
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	526 void
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	527 tree_evaluator::visit_if_command (tree_if_command& cmd)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	528 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	529 tree_if_command_list *lst = cmd.cmd_list ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	530
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	531 if (lst)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	532 lst->accept (*this);
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	533 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	534
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	535 void
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	536 tree_evaluator::visit_if_command_list (tree_if_command_list& lst)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	537 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	538 for (tree_if_command_list::iterator p = lst.begin (); p != lst.end (); p++)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	539 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	540 tree_if_clause tic = p;
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	541
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	542 tree_expression *expr = tic->condition ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	543
16354 fb27f1e08297 track line and column info directly in call stack (bug #38556) John W. Eaton <jwe@octave.org> parents: 15606 diff changeset	544 if (statement_context == function \|\| statement_context == script)
fb27f1e08297 track line and column info directly in call stack (bug #38556) John W. Eaton <jwe@octave.org> parents: 15606 diff changeset	545 octave_call_stack::set_location (tic->line (), tic->column ());
fb27f1e08297 track line and column info directly in call stack (bug #38556) John W. Eaton <jwe@octave.org> parents: 15606 diff changeset	546
8845 5a6db6bd1a02 eigs.cc (Feigs): fix handling of sigma arg John W. Eaton <jwe@octave.org> parents: 8679 diff changeset	547 if (debug_mode && ! tic->is_else_clause ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	548 do_breakpoint (tic->is_breakpoint ());
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	549
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	550 if (tic->is_else_clause () \|\| expr->is_logically_true ("if"))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	551 {
20767 56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	552 tree_statement_list *stmt_lst = tic->commands ();
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	553
20767 56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	554 if (stmt_lst)
56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	555 stmt_lst->accept (*this);
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	556
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	557 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	558 }
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	559 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	560 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	561
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	562 void
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	563 tree_evaluator::visit_index_expression (tree_index_expression&)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	564 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	565 panic_impossible ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	566 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	567
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	568 void
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	569 tree_evaluator::visit_matrix (tree_matrix&)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	570 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	571 panic_impossible ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	572 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	573
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	574 void
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	575 tree_evaluator::visit_cell (tree_cell&)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	576 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	577 panic_impossible ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	578 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	579
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	580 void
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	581 tree_evaluator::visit_multi_assignment (tree_multi_assignment&)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	582 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	583 panic_impossible ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	584 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	585
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	586 void
8845 5a6db6bd1a02 eigs.cc (Feigs): fix handling of sigma arg John W. Eaton <jwe@octave.org> parents: 8679 diff changeset	587 tree_evaluator::visit_no_op_command (tree_no_op_command& cmd)
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	588 {
8845 5a6db6bd1a02 eigs.cc (Feigs): fix handling of sigma arg John W. Eaton <jwe@octave.org> parents: 8679 diff changeset	589 if (debug_mode && cmd.is_end_of_fcn_or_script ())
9484 bbe033dcfe13 make dbwhere work when called at keyboard prompt John W. Eaton <jwe@octave.org> parents: 9418 diff changeset	590 do_breakpoint (cmd.is_breakpoint (), true);
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	591 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	592
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	593 void
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	594 tree_evaluator::visit_constant (tree_constant&)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	595 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	596 panic_impossible ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	597 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	598
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	599 void
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	600 tree_evaluator::visit_fcn_handle (tree_fcn_handle&)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	601 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	602 panic_impossible ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	603 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	604
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	605 void
15035 a820a990968e new tree_funcall class John W. Eaton <jwe@octave.org> parents: 15027 diff changeset	606 tree_evaluator::visit_funcall (tree_funcall&)
a820a990968e new tree_funcall class John W. Eaton <jwe@octave.org> parents: 15027 diff changeset	607 {
a820a990968e new tree_funcall class John W. Eaton <jwe@octave.org> parents: 15027 diff changeset	608 panic_impossible ();
a820a990968e new tree_funcall class John W. Eaton <jwe@octave.org> parents: 15027 diff changeset	609 }
a820a990968e new tree_funcall class John W. Eaton <jwe@octave.org> parents: 15027 diff changeset	610
a820a990968e new tree_funcall class John W. Eaton <jwe@octave.org> parents: 15027 diff changeset	611 void
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	612 tree_evaluator::visit_parameter_list (tree_parameter_list&)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	613 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	614 panic_impossible ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	615 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	616
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	617 void
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	618 tree_evaluator::visit_postfix_expression (tree_postfix_expression&)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	619 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	620 panic_impossible ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	621 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	622
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	623 void
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	624 tree_evaluator::visit_prefix_expression (tree_prefix_expression&)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	625 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	626 panic_impossible ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	627 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	628
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	629 void
8845 5a6db6bd1a02 eigs.cc (Feigs): fix handling of sigma arg John W. Eaton <jwe@octave.org> parents: 8679 diff changeset	630 tree_evaluator::visit_return_command (tree_return_command& cmd)
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	631 {
20767 56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	632 if (debug_mode)
56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	633 do_breakpoint (cmd.is_breakpoint ());
8845 5a6db6bd1a02 eigs.cc (Feigs): fix handling of sigma arg John W. Eaton <jwe@octave.org> parents: 8679 diff changeset	634
20767 56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	635 // Act like dbcont.
10188 97ae300aa73a improve implementation of break, continue, and return commands John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	636
20767 56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	637 if (Vdebugging
56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	638 && octave_call_stack::current_frame () == current_frame)
56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	639 {
56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	640 Vdebugging = false;
10188 97ae300aa73a improve implementation of break, continue, and return commands John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	641
20767 56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	642 reset_debug_state ();
8845 5a6db6bd1a02 eigs.cc (Feigs): fix handling of sigma arg John W. Eaton <jwe@octave.org> parents: 8679 diff changeset	643 }
20767 56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	644 else if (statement_context == function \|\| statement_context == script
56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	645 \|\| in_loop_command)
56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	646 tree_return_command::returning = 1;
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	647 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	648
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	649 void
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	650 tree_evaluator::visit_return_list (tree_return_list&)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	651 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	652 panic_impossible ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	653 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	654
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	655 void
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	656 tree_evaluator::visit_simple_assignment (tree_simple_assignment&)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	657 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	658 panic_impossible ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	659 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	660
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	661 void
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	662 tree_evaluator::visit_statement (tree_statement& stmt)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	663 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	664 tree_command *cmd = stmt.command ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	665 tree_expression *expr = stmt.expression ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	666
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	667 if (cmd \|\| expr)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	668 {
11304 c9fefa096ce2 echo commands in scripts John W. Eaton <jwe@octave.org> parents: 11066 diff changeset	669 if (statement_context == function \|\| statement_context == script)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	670 {
10839 65bc065bec95 still more debugger fixes John W. Eaton <jwe@octave.org> parents: 10836 diff changeset	671 // Skip commands issued at a debug> prompt to avoid disturbing
65bc065bec95 still more debugger fixes John W. Eaton <jwe@octave.org> parents: 10836 diff changeset	672 // the state of the program we are debugging.
65bc065bec95 still more debugger fixes John W. Eaton <jwe@octave.org> parents: 10836 diff changeset	673
65bc065bec95 still more debugger fixes John W. Eaton <jwe@octave.org> parents: 10836 diff changeset	674 if (! Vdebugging)
16354 fb27f1e08297 track line and column info directly in call stack (bug #38556) John W. Eaton <jwe@octave.org> parents: 15606 diff changeset	675 octave_call_stack::set_location (stmt.line (), stmt.column ());
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	676
11304 c9fefa096ce2 echo commands in scripts John W. Eaton <jwe@octave.org> parents: 11066 diff changeset	677 if ((statement_context == script
18292 bc139ccccef9 Don't echo scripts not executed from the cmd line when using 'echo on'(bug #41202) Rik <rik@octave.org> parents: 18221 diff changeset	678 && ((Vecho_executing_commands & ECHO_SCRIPTS
20068 19755f4fc851 maint: Cleanup C++ code to follow Octave coding conventions. Rik <rik@octave.org> parents: 19898 diff changeset	679 && octave_call_stack::all_scripts ())
18292 bc139ccccef9 Don't echo scripts not executed from the cmd line when using 'echo on'(bug #41202) Rik <rik@octave.org> parents: 18221 diff changeset	680 \|\| Vecho_executing_commands & ECHO_FUNCTIONS))
11304 c9fefa096ce2 echo commands in scripts John W. Eaton <jwe@octave.org> parents: 11066 diff changeset	681 \|\| (statement_context == function
18292 bc139ccccef9 Don't echo scripts not executed from the cmd line when using 'echo on'(bug #41202) Rik <rik@octave.org> parents: 18221 diff changeset	682 && Vecho_executing_commands & ECHO_FUNCTIONS))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	683 stmt.echo_code ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	684 }
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	685
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	686 try
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	687 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	688 if (cmd)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	689 cmd->accept (*this);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	690 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	691 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	692 if (debug_mode)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	693 do_breakpoint (expr->is_breakpoint ());
8845 5a6db6bd1a02 eigs.cc (Feigs): fix handling of sigma arg John W. Eaton <jwe@octave.org> parents: 8679 diff changeset	694
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	695 // FIXME: maybe all of this should be packaged in
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	696 // one virtual function that returns a flag saying whether
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	697 // or not the expression will take care of binding ans and
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	698 // printing the result.
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	699
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	700 // FIXME: it seems that we should just have to
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	701 // call expr->rvalue1 () and that should take care of
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	702 // everything, binding ans as necessary?
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	703
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	704 bool do_bind_ans = false;
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	705
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	706 if (expr->is_identifier ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	707 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	708 tree_identifier id = dynamic_cast<tree_identifier > (expr);
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	709
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	710 do_bind_ans = (! id->is_variable ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	711 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	712 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	713 do_bind_ans = (! expr->is_assignment_expression ());
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	714
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	715 octave_value tmp_result = expr->rvalue1 (0);
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	716
20767 56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	717 if (do_bind_ans && tmp_result.is_defined ())
15606 fb9dffe5fbfb The silent_functions flag no longer modifies the parse tree Max Brister <max@2bass.com> parents: 15582 diff changeset	718 bind_ans (tmp_result, expr->print_result ()
fb9dffe5fbfb The silent_functions flag no longer modifies the parse tree Max Brister <max@2bass.com> parents: 15582 diff changeset	719 && statement_printing_enabled ());
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	720
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	721 // if (tmp_result.is_defined ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	722 // result_values(0) = tmp_result;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	723 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	724 }
20744 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	725 catch (const std::bad_alloc&)
15244 c16357c4bdbb attempt to display location of out of memory errors in interpreted code John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	726 {
20767 56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	727 // FIXME: We want to use error_with_id here so that give users
56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	728 // control over this error message but error_with_id will
56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	729 // require some memory allocations. Is there anything we can
56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	730 // do to make those more likely to succeed?
15244 c16357c4bdbb attempt to display location of out of memory errors in interpreted code John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	731
c16357c4bdbb attempt to display location of out of memory errors in interpreted code John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	732 error_with_id ("Octave:bad-alloc",
c16357c4bdbb attempt to display location of out of memory errors in interpreted code John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	733 "out of memory or dimension too large for Octave's index type");
c16357c4bdbb attempt to display location of out of memory errors in interpreted code John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	734 }
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	735 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	736 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	737
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	738 void
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	739 tree_evaluator::visit_statement_list (tree_statement_list& lst)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	740 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	741 static octave_value_list empty_list;
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	742
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	743 tree_statement_list::iterator p = lst.begin ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	744
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	745 if (p != lst.end ())
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	746 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	747 while (true)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	748 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	749 tree_statement elt = p++;
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	750
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	751 if (elt)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	752 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	753 octave_quit ();
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	754
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	755 elt->accept (*this);
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	756
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	757 if (tree_break_command::breaking
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	758 \|\| tree_continue_command::continuing)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	759 break;
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	760
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	761 if (tree_return_command::returning)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	762 break;
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	763
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	764 if (p == lst.end ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	765 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	766 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	767 {
17336 b81b9d079515 Use '##' for comments which stand alone on a line. Rik <rik@octave.org> parents: 17281 diff changeset	768 // Clear previous values before next statement is
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	769 // evaluated so that we aren't holding an extra
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	770 // reference to a value that may be used next. For
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	771 // example, in code like this:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	772 //
17336 b81b9d079515 Use '##' for comments which stand alone on a line. Rik <rik@octave.org> parents: 17281 diff changeset	773 // X = rand (N); # refcount for X should be 1
b81b9d079515 Use '##' for comments which stand alone on a line. Rik <rik@octave.org> parents: 17281 diff changeset	774 // # after this statement
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	775 //
17336 b81b9d079515 Use '##' for comments which stand alone on a line. Rik <rik@octave.org> parents: 17281 diff changeset	776 // X(idx) = val; # no extra copy of X should be
b81b9d079515 Use '##' for comments which stand alone on a line. Rik <rik@octave.org> parents: 17281 diff changeset	777 // # needed, but we will be faked
b81b9d079515 Use '##' for comments which stand alone on a line. Rik <rik@octave.org> parents: 17281 diff changeset	778 // # out if retval is not cleared
b81b9d079515 Use '##' for comments which stand alone on a line. Rik <rik@octave.org> parents: 17281 diff changeset	779 // # between statements here
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	780
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	781 // result_values = empty_list;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	782 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	783 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	784 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	785 error ("invalid statement found in statement list!");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	786 }
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	787 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	788 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	789
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	790 void
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	791 tree_evaluator::visit_switch_case (tree_switch_case&)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	792 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	793 panic_impossible ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	794 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	795
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	796 void
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	797 tree_evaluator::visit_switch_case_list (tree_switch_case_list&)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	798 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	799 panic_impossible ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	800 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	801
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	802 void
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	803 tree_evaluator::visit_switch_command (tree_switch_command& cmd)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	804 {
10836 6abf966379de pt-eval.cc: process breakpoints for if and switch commands John W. Eaton <jwe@octave.org> parents: 10578 diff changeset	805 if (debug_mode)
6abf966379de pt-eval.cc: process breakpoints for if and switch commands John W. Eaton <jwe@octave.org> parents: 10578 diff changeset	806 do_breakpoint (cmd.is_breakpoint ());
6abf966379de pt-eval.cc: process breakpoints for if and switch commands John W. Eaton <jwe@octave.org> parents: 10578 diff changeset	807
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	808 tree_expression *expr = cmd.switch_value ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	809
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	810 if (expr)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	811 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	812 octave_value val = expr->rvalue1 ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	813
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	814 tree_switch_case_list *lst = cmd.case_list ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	815
20767 56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	816 if (lst)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	817 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	818 for (tree_switch_case_list::iterator p = lst->begin ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	819 p != lst->end (); p++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	820 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	821 tree_switch_case t = p;
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	822
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	823 if (t->is_default_case () \|\| t->label_matches (val))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	824 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	825 tree_statement_list *stmt_lst = t->commands ();
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	826
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	827 if (stmt_lst)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	828 stmt_lst->accept (*this);
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	829
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	830 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	831 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	832 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	833 }
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	834 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	835 else
20638 7ac907da9fba Use error() rather than ::error() unless explicitly required. Rik <rik@octave.org> parents: 20438 diff changeset	836 error ("missing value in switch command near line %d, column %d",
7ac907da9fba Use error() rather than ::error() unless explicitly required. Rik <rik@octave.org> parents: 20438 diff changeset	837 cmd.line (), cmd.column ());
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	838 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	839
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	840 void
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	841 tree_evaluator::visit_try_catch_command (tree_try_catch_command& cmd)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	842 {
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	843 unwind_protect frame;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	844
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	845 frame.protect_var (buffer_error_messages);
2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	846 frame.protect_var (Vdebug_on_error);
2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	847 frame.protect_var (Vdebug_on_warning);
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	848
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	849 buffer_error_messages++;
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	850 Vdebug_on_error = false;
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	851 Vdebug_on_warning = false;
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	852
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	853 tree_statement_list *catch_code = cmd.cleanup ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	854
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	855 // The catch code is not added to unwind_protect stack; it doesn't need
2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	856 // to be run on interrupts.
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	857
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	858 tree_statement_list *try_code = cmd.body ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	859
20744 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	860 bool execution_error = false;
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	861
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	862 if (try_code)
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	863 {
20744 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	864 try
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	865 {
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	866 try_code->accept (*this);
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	867 }
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	868 catch (const octave_execution_exception&)
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	869 {
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	870 execution_error = true;
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	871 }
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	872 }
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	873
20744 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	874 if (execution_error)
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	875 {
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	876 if (catch_code)
2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	877 {
2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	878 // Set up for letting the user print any messages from errors that
2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	879 // occurred in the body of the try_catch statement.
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	880
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	881 buffer_error_messages--;
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	882
17249 923ce8b42db2 improve try-catch-statement to save exception to a variable (bug #33217) Stefan Mahr <dac922@gmx.de> parents: 16442 diff changeset	883 tree_identifier *expr_id = cmd.identifier ();
923ce8b42db2 improve try-catch-statement to save exception to a variable (bug #33217) Stefan Mahr <dac922@gmx.de> parents: 16442 diff changeset	884 octave_lvalue ult;
923ce8b42db2 improve try-catch-statement to save exception to a variable (bug #33217) Stefan Mahr <dac922@gmx.de> parents: 16442 diff changeset	885
923ce8b42db2 improve try-catch-statement to save exception to a variable (bug #33217) Stefan Mahr <dac922@gmx.de> parents: 16442 diff changeset	886 if (expr_id)
923ce8b42db2 improve try-catch-statement to save exception to a variable (bug #33217) Stefan Mahr <dac922@gmx.de> parents: 16442 diff changeset	887 {
20744 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	888 ult = expr_id->lvalue ();
17249 923ce8b42db2 improve try-catch-statement to save exception to a variable (bug #33217) Stefan Mahr <dac922@gmx.de> parents: 16442 diff changeset	889
923ce8b42db2 improve try-catch-statement to save exception to a variable (bug #33217) Stefan Mahr <dac922@gmx.de> parents: 16442 diff changeset	890 octave_scalar_map err;
923ce8b42db2 improve try-catch-statement to save exception to a variable (bug #33217) Stefan Mahr <dac922@gmx.de> parents: 16442 diff changeset	891
923ce8b42db2 improve try-catch-statement to save exception to a variable (bug #33217) Stefan Mahr <dac922@gmx.de> parents: 16442 diff changeset	892 err.assign ("message", last_error_message ());
923ce8b42db2 improve try-catch-statement to save exception to a variable (bug #33217) Stefan Mahr <dac922@gmx.de> parents: 16442 diff changeset	893 err.assign ("identifier", last_error_id ());
18221 6ef8b920a7d6 include stack in exception variable (bug #41117) Stefan Mahr <dac922@gmx.de> parents: 17787 diff changeset	894 err.assign ("stack", last_error_stack ());
17249 923ce8b42db2 improve try-catch-statement to save exception to a variable (bug #33217) Stefan Mahr <dac922@gmx.de> parents: 16442 diff changeset	895
20744 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	896 ult.assign (octave_value::op_asn_eq, err);
17249 923ce8b42db2 improve try-catch-statement to save exception to a variable (bug #33217) Stefan Mahr <dac922@gmx.de> parents: 16442 diff changeset	897 }
923ce8b42db2 improve try-catch-statement to save exception to a variable (bug #33217) Stefan Mahr <dac922@gmx.de> parents: 16442 diff changeset	898
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	899 if (catch_code)
2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	900 catch_code->accept (*this);
2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	901 }
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	902 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	903 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	904
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	905 void
2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	906 tree_evaluator::do_unwind_protect_cleanup_code (tree_statement_list *list)
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	907 {
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	908 unwind_protect frame;
2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	909
2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	910 frame.protect_var (octave_interrupt_state);
9383 d57f0c56195f improve error handling Jaroslav Hajek <highegg@gmail.com> parents: 9378 diff changeset	911 octave_interrupt_state = 0;
d57f0c56195f improve error handling Jaroslav Hajek <highegg@gmail.com> parents: 9378 diff changeset	912
16354 fb27f1e08297 track line and column info directly in call stack (bug #38556) John W. Eaton <jwe@octave.org> parents: 15606 diff changeset	913 // We want to preserve the last location info for possible
10210 752f349052a2 ensure correct backtraces after error in unwind_protect Jaroslav Hajek <highegg@gmail.com> parents: 10194 diff changeset	914 // backtracking.
16354 fb27f1e08297 track line and column info directly in call stack (bug #38556) John W. Eaton <jwe@octave.org> parents: 15606 diff changeset	915 frame.add_fcn (octave_call_stack::set_line,
fb27f1e08297 track line and column info directly in call stack (bug #38556) John W. Eaton <jwe@octave.org> parents: 15606 diff changeset	916 octave_call_stack::current_line ());
fb27f1e08297 track line and column info directly in call stack (bug #38556) John W. Eaton <jwe@octave.org> parents: 15606 diff changeset	917 frame.add_fcn (octave_call_stack::set_column,
fb27f1e08297 track line and column info directly in call stack (bug #38556) John W. Eaton <jwe@octave.org> parents: 15606 diff changeset	918 octave_call_stack::current_column ());
10210 752f349052a2 ensure correct backtraces after error in unwind_protect Jaroslav Hajek <highegg@gmail.com> parents: 10194 diff changeset	919
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	920 // Similarly, if we have seen a return or break statement, allow all
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	921 // the cleanup code to run before returning or handling the break.
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	922 // We don't have to worry about continue statements because they can
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	923 // only occur in loops.
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	924
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	925 frame.protect_var (tree_return_command::returning);
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	926 tree_return_command::returning = 0;
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	927
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	928 frame.protect_var (tree_break_command::breaking);
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	929 tree_break_command::breaking = 0;
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	930
20744 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	931 bool execution_error_in_cleanup = false;
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	932
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	933 try
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	934 {
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	935 if (list)
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	936 list->accept (*this);
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	937 }
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	938 catch (const octave_execution_exception&)
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	939 {
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	940 execution_error_in_cleanup = true;
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	941 }
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	942
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	943 // The unwind_protects are popped off the stack in the reverse of
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	944 // the order they are pushed on.
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	945
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	946 // FIXME: these statements say that if we see a break or
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	947 // return statement in the cleanup block, that we want to use the
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	948 // new value of the breaking or returning flag instead of restoring
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	949 // the previous value. Is that the right thing to do? I think so.
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	950 // Consider the case of
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	951 //
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	952 // function foo ()
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	953 // unwind_protect
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	954 // stderr << "1: this should always be executed\n";
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	955 // break;
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	956 // stderr << "1: this should never be executed\n";
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	957 // unwind_protect_cleanup
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	958 // stderr << "2: this should always be executed\n";
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	959 // return;
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	960 // stderr << "2: this should never be executed\n";
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	961 // end_unwind_protect
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	962 // endfunction
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	963 //
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	964 // If we reset the value of the breaking flag, both the returning
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	965 // flag and the breaking flag will be set, and we shouldn't have
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	966 // both. So, use the most recent one. If there is no return or
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	967 // break in the cleanup block, the values should be reset to
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	968 // whatever they were when the cleanup block was entered.
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	969
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	970 if (tree_break_command::breaking \|\| tree_return_command::returning)
20744 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	971 frame.discard (2);
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	972 else
20744 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	973 frame.run (2);
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	974
20744 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	975 // We don't want to ignore errors that occur in the cleanup code,
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	976 // so if an error is encountered there, rethrow the exception.
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	977 // Otherwise, rethrow any exception that might have occurred in the
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	978 // unwind_protect block.
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	979
20744 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	980 if (execution_error_in_cleanup)
15469 72868cae7624 eliminate some deprecated function warnings John W. Eaton <jwe@octave.org> parents: 15467 diff changeset	981 frame.discard (2);
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	982 else
15469 72868cae7624 eliminate some deprecated function warnings John W. Eaton <jwe@octave.org> parents: 15467 diff changeset	983 frame.run (2);
9418 f008a3a1bcb0 add missing unwind_protect::run in pt-eval.cc Jaroslav Hajek <highegg@gmail.com> parents: 9396 diff changeset	984
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	985 frame.run ();
20744 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	986
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	987 // FIXME: we should really be rethrowing whatever exception occurred,
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	988 // not just throwing an execution exception.
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	989 if (unwind_protect_exception \|\| execution_error_in_cleanup)
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	990 {
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	991 unwind_protect_exception = false;
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	992
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	993 octave_throw_execution_exception ();
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	994 }
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	995 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	996
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	997 void
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	998 tree_evaluator::visit_unwind_protect_command (tree_unwind_protect_command& cmd)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	999 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1000 tree_statement_list *cleanup_code = cmd.cleanup ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1001
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1002 tree_statement_list *unwind_protect_code = cmd.body ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1003
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1004 if (unwind_protect_code)
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	1005 {
20744 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	1006 unwind_protect_exception = false;
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	1007
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	1008 try
2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	1009 {
2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	1010 unwind_protect_code->accept (*this);
2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	1011 }
20744 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	1012 catch (const octave_execution_exception&)
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	1013 {
20744 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	1014 unwind_protect_exception = true;
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	1015
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	1016 // Run the cleanup code on exceptions, so that it is run even in case
2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	1017 // of interrupt or out-of-memory.
2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	1018 do_unwind_protect_cleanup_code (cleanup_code);
20744 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20638 diff changeset	1019
20767 56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	1020 // We want to rethrow the exception so that interrupts continue.
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	1021 throw;
2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	1022 }
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1023
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	1024 do_unwind_protect_cleanup_code (cleanup_code);
2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	1025 }
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1026 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1027
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1028 void
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1029 tree_evaluator::visit_while_command (tree_while_command& cmd)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1030 {
15023 75d1bc2fd6d2 Compile top level while loops in JIT. Max Brister <max@2bass.com> parents: 14932 diff changeset	1031 #if HAVE_LLVM
15582 52df2e7baabe Disable JIT when breakpoints are present Max Brister <max@2bass.com> parents: 15575 diff changeset	1032 if (tree_jit::execute (cmd))
15023 75d1bc2fd6d2 Compile top level while loops in JIT. Max Brister <max@2bass.com> parents: 14932 diff changeset	1033 return;
75d1bc2fd6d2 Compile top level while loops in JIT. Max Brister <max@2bass.com> parents: 14932 diff changeset	1034 #endif
75d1bc2fd6d2 Compile top level while loops in JIT. Max Brister <max@2bass.com> parents: 14932 diff changeset	1035
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	1036 unwind_protect frame;
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1037
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	1038 frame.protect_var (in_loop_command);
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1039
8669 33783e94fb16 line number fixes and other evaluator tweaks John W. Eaton <jwe@octave.org> parents: 8662 diff changeset	1040 in_loop_command = true;
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1041
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1042 tree_expression *expr = cmd.condition ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1043
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1044 if (! expr)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1045 panic_impossible ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1046
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1047 for (;;)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1048 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1049 if (debug_mode)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	1050 do_breakpoint (cmd.is_breakpoint ());
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1051
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1052 if (expr->is_logically_true ("while"))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	1053 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	1054 tree_statement_list *loop_body = cmd.body ();
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1055
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	1056 if (loop_body)
20767 56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	1057 loop_body->accept (*this);
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1058
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	1059 if (quit_loop_now ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	1060 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	1061 }
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1062 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	1063 break;
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1064 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1065 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1066
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1067 void
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1068 tree_evaluator::visit_do_until_command (tree_do_until_command& cmd)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1069 {
18367 2a8243d8327a jit compiler: Add support for the do_until statement LYH <lyh.kernel@gmail.com> parents: 18295 diff changeset	1070 #if HAVE_LLVM
2a8243d8327a jit compiler: Add support for the do_until statement LYH <lyh.kernel@gmail.com> parents: 18295 diff changeset	1071 if (tree_jit::execute (cmd))
2a8243d8327a jit compiler: Add support for the do_until statement LYH <lyh.kernel@gmail.com> parents: 18295 diff changeset	1072 return;
2a8243d8327a jit compiler: Add support for the do_until statement LYH <lyh.kernel@gmail.com> parents: 18295 diff changeset	1073 #endif
2a8243d8327a jit compiler: Add support for the do_until statement LYH <lyh.kernel@gmail.com> parents: 18295 diff changeset	1074
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	1075 unwind_protect frame;
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1076
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9494 diff changeset	1077 frame.protect_var (in_loop_command);
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1078
8669 33783e94fb16 line number fixes and other evaluator tweaks John W. Eaton <jwe@octave.org> parents: 8662 diff changeset	1079 in_loop_command = true;
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1080
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1081 tree_expression *expr = cmd.condition ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1082
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1083 if (! expr)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1084 panic_impossible ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1085
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1086 for (;;)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1087 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1088 tree_statement_list *loop_body = cmd.body ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1089
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1090 if (loop_body)
20767 56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20744 diff changeset	1091 loop_body->accept (*this);
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1092
8845 5a6db6bd1a02 eigs.cc (Feigs): fix handling of sigma arg John W. Eaton <jwe@octave.org> parents: 8679 diff changeset	1093 if (quit_loop_now ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	1094 break;
8845 5a6db6bd1a02 eigs.cc (Feigs): fix handling of sigma arg John W. Eaton <jwe@octave.org> parents: 8679 diff changeset	1095
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1096 if (debug_mode)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	1097 do_breakpoint (cmd.is_breakpoint ());
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1098
8845 5a6db6bd1a02 eigs.cc (Feigs): fix handling of sigma arg John W. Eaton <jwe@octave.org> parents: 8679 diff changeset	1099 if (expr->is_logically_true ("do-until"))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	1100 break;
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1101 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1102 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1103
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1104 void
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1105 tree_evaluator::do_breakpoint (tree_statement& stmt) const
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1106 {
9484 bbe033dcfe13 make dbwhere work when called at keyboard prompt John W. Eaton <jwe@octave.org> parents: 9418 diff changeset	1107 do_breakpoint (stmt.is_breakpoint (), stmt.is_end_of_fcn_or_script ());
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1108 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1109
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1110 void
9484 bbe033dcfe13 make dbwhere work when called at keyboard prompt John W. Eaton <jwe@octave.org> parents: 9418 diff changeset	1111 tree_evaluator::do_breakpoint (bool is_breakpoint,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	1112 bool is_end_of_fcn_or_script) const
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1113 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1114 bool break_on_this_statement = false;
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1115
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1116 if (octave_debug_on_interrupt_state)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1117 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1118 break_on_this_statement = true;
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1119
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1120 octave_debug_on_interrupt_state = false;
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1121
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1122 current_frame = octave_call_stack::current_frame ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1123 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1124 else if (is_breakpoint)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1125 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1126 break_on_this_statement = true;
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1127
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1128 dbstep_flag = 0;
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1129
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1130 current_frame = octave_call_stack::current_frame ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1131 }
15574 d20cbfec6df7 Fix off-by-1 error when executing 'dbstep N' Rik <rik@octave.org> parents: 15469 diff changeset	1132 else if (dbstep_flag > 0)
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1133 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1134 if (octave_call_stack::current_frame () == current_frame)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	1135 {
15574 d20cbfec6df7 Fix off-by-1 error when executing 'dbstep N' Rik <rik@octave.org> parents: 15469 diff changeset	1136 if (dbstep_flag == 1 \|\| is_end_of_fcn_or_script)
d20cbfec6df7 Fix off-by-1 error when executing 'dbstep N' Rik <rik@octave.org> parents: 15469 diff changeset	1137 {
d20cbfec6df7 Fix off-by-1 error when executing 'dbstep N' Rik <rik@octave.org> parents: 15469 diff changeset	1138 // We get here if we are doing a "dbstep" or a "dbstep N" and the
d20cbfec6df7 Fix off-by-1 error when executing 'dbstep N' Rik <rik@octave.org> parents: 15469 diff changeset	1139 // count has reached 1 so that we must stop and return to debug
d20cbfec6df7 Fix off-by-1 error when executing 'dbstep N' Rik <rik@octave.org> parents: 15469 diff changeset	1140 // prompt. Alternatively, "dbstep N" has been used but the end
d20cbfec6df7 Fix off-by-1 error when executing 'dbstep N' Rik <rik@octave.org> parents: 15469 diff changeset	1141 // of the frame has been reached so we stop at the last line and
d20cbfec6df7 Fix off-by-1 error when executing 'dbstep N' Rik <rik@octave.org> parents: 15469 diff changeset	1142 // return to prompt.
d20cbfec6df7 Fix off-by-1 error when executing 'dbstep N' Rik <rik@octave.org> parents: 15469 diff changeset	1143
d20cbfec6df7 Fix off-by-1 error when executing 'dbstep N' Rik <rik@octave.org> parents: 15469 diff changeset	1144 break_on_this_statement = true;
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1145
15574 d20cbfec6df7 Fix off-by-1 error when executing 'dbstep N' Rik <rik@octave.org> parents: 15469 diff changeset	1146 dbstep_flag = 0;
d20cbfec6df7 Fix off-by-1 error when executing 'dbstep N' Rik <rik@octave.org> parents: 15469 diff changeset	1147 }
d20cbfec6df7 Fix off-by-1 error when executing 'dbstep N' Rik <rik@octave.org> parents: 15469 diff changeset	1148 else
d20cbfec6df7 Fix off-by-1 error when executing 'dbstep N' Rik <rik@octave.org> parents: 15469 diff changeset	1149 {
15575 5f37c24350db maint: Shorten long line to less than 80 characters in checkin d20cbfec6df7. Rik <rik@octave.org> parents: 15574 diff changeset	1150 // Executing "dbstep N". Decrease N by one and continue.
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1151
15574 d20cbfec6df7 Fix off-by-1 error when executing 'dbstep N' Rik <rik@octave.org> parents: 15469 diff changeset	1152 dbstep_flag--;
d20cbfec6df7 Fix off-by-1 error when executing 'dbstep N' Rik <rik@octave.org> parents: 15469 diff changeset	1153 }
d20cbfec6df7 Fix off-by-1 error when executing 'dbstep N' Rik <rik@octave.org> parents: 15469 diff changeset	1154
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	1155 }
16396 c6a13c1900fc make "dbstep out" and "dbstep" after "dbstep in" work properly John W. Eaton <jwe@octave.org> parents: 16354 diff changeset	1156 else if (dbstep_flag == 1
c6a13c1900fc make "dbstep out" and "dbstep" after "dbstep in" work properly John W. Eaton <jwe@octave.org> parents: 16354 diff changeset	1157 && octave_call_stack::current_frame () < current_frame)
c6a13c1900fc make "dbstep out" and "dbstep" after "dbstep in" work properly John W. Eaton <jwe@octave.org> parents: 16354 diff changeset	1158 {
c6a13c1900fc make "dbstep out" and "dbstep" after "dbstep in" work properly John W. Eaton <jwe@octave.org> parents: 16354 diff changeset	1159 // We stepped out from the end of a function.
c6a13c1900fc make "dbstep out" and "dbstep" after "dbstep in" work properly John W. Eaton <jwe@octave.org> parents: 16354 diff changeset	1160
c6a13c1900fc make "dbstep out" and "dbstep" after "dbstep in" work properly John W. Eaton <jwe@octave.org> parents: 16354 diff changeset	1161 current_frame = octave_call_stack::current_frame ();
c6a13c1900fc make "dbstep out" and "dbstep" after "dbstep in" work properly John W. Eaton <jwe@octave.org> parents: 16354 diff changeset	1162
c6a13c1900fc make "dbstep out" and "dbstep" after "dbstep in" work properly John W. Eaton <jwe@octave.org> parents: 16354 diff changeset	1163 break_on_this_statement = true;
c6a13c1900fc make "dbstep out" and "dbstep" after "dbstep in" work properly John W. Eaton <jwe@octave.org> parents: 16354 diff changeset	1164
c6a13c1900fc make "dbstep out" and "dbstep" after "dbstep in" work properly John W. Eaton <jwe@octave.org> parents: 16354 diff changeset	1165 dbstep_flag = 0;
c6a13c1900fc make "dbstep out" and "dbstep" after "dbstep in" work properly John W. Eaton <jwe@octave.org> parents: 16354 diff changeset	1166 }
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1167 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1168 else if (dbstep_flag == -1)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1169 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1170 // We get here if we are doing a "dbstep in".
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1171
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1172 break_on_this_statement = true;
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1173
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1174 dbstep_flag = 0;
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1175
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1176 current_frame = octave_call_stack::current_frame ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1177 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1178 else if (dbstep_flag == -2)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1179 {
16396 c6a13c1900fc make "dbstep out" and "dbstep" after "dbstep in" work properly John W. Eaton <jwe@octave.org> parents: 16354 diff changeset	1180 // We get here if we are doing a "dbstep out". Check for end of
c6a13c1900fc make "dbstep out" and "dbstep" after "dbstep in" work properly John W. Eaton <jwe@octave.org> parents: 16354 diff changeset	1181 // function and whether the current frame is the same as the
c6a13c1900fc make "dbstep out" and "dbstep" after "dbstep in" work properly John W. Eaton <jwe@octave.org> parents: 16354 diff changeset	1182 // cached value because we want to step out from the frame where
c6a13c1900fc make "dbstep out" and "dbstep" after "dbstep in" work properly John W. Eaton <jwe@octave.org> parents: 16354 diff changeset	1183 // "dbstep out" was evaluated, not from any functions called from
c6a13c1900fc make "dbstep out" and "dbstep" after "dbstep in" work properly John W. Eaton <jwe@octave.org> parents: 16354 diff changeset	1184 // that frame.
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1185
16396 c6a13c1900fc make "dbstep out" and "dbstep" after "dbstep in" work properly John W. Eaton <jwe@octave.org> parents: 16354 diff changeset	1186 if (is_end_of_fcn_or_script
c6a13c1900fc make "dbstep out" and "dbstep" after "dbstep in" work properly John W. Eaton <jwe@octave.org> parents: 16354 diff changeset	1187 && octave_call_stack::current_frame () == current_frame)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10219 diff changeset	1188 dbstep_flag = -1;
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1189 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1190
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1191 if (break_on_this_statement)
9484 bbe033dcfe13 make dbwhere work when called at keyboard prompt John W. Eaton <jwe@octave.org> parents: 9418 diff changeset	1192 do_keyboard ();
10219 979fb2606c4f new tree_evaluator::do_keyoard function Ryan Rusaw <rrusaw@gmail.com> parents: 10210 diff changeset	1193
979fb2606c4f new tree_evaluator::do_keyoard function Ryan Rusaw <rrusaw@gmail.com> parents: 10210 diff changeset	1194 }
979fb2606c4f new tree_evaluator::do_keyoard function Ryan Rusaw <rrusaw@gmail.com> parents: 10210 diff changeset	1195
979fb2606c4f new tree_evaluator::do_keyoard function Ryan Rusaw <rrusaw@gmail.com> parents: 10210 diff changeset	1196 // ARGS is currently unused, but since the do_keyboard function in
979fb2606c4f new tree_evaluator::do_keyoard function Ryan Rusaw <rrusaw@gmail.com> parents: 10210 diff changeset	1197 // input.cc accepts an argument list, we preserve it here so that the
979fb2606c4f new tree_evaluator::do_keyoard function Ryan Rusaw <rrusaw@gmail.com> parents: 10210 diff changeset	1198 // interface won't have to change if we decide to use it in the future.
979fb2606c4f new tree_evaluator::do_keyoard function Ryan Rusaw <rrusaw@gmail.com> parents: 10210 diff changeset	1199
979fb2606c4f new tree_evaluator::do_keyoard function Ryan Rusaw <rrusaw@gmail.com> parents: 10210 diff changeset	1200 octave_value
979fb2606c4f new tree_evaluator::do_keyoard function Ryan Rusaw <rrusaw@gmail.com> parents: 10210 diff changeset	1201 tree_evaluator::do_keyboard (const octave_value_list& args) const
979fb2606c4f new tree_evaluator::do_keyoard function Ryan Rusaw <rrusaw@gmail.com> parents: 10210 diff changeset	1202 {
979fb2606c4f new tree_evaluator::do_keyoard function Ryan Rusaw <rrusaw@gmail.com> parents: 10210 diff changeset	1203 return ::do_keyboard (args);
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1204 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1205
10578 cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10315 diff changeset	1206 DEFUN (max_recursion_depth, args, nargout,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1207 "-- texinfo --\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10839 diff changeset	1208 @deftypefn {Built-in Function} {@var{val} =} max_recursion_depth ()\n\
10578 cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10315 diff changeset	1209 @deftypefnx {Built-in Function} {@var{old_val} =} max_recursion_depth (@var{new_val})\n\
13951 79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13245 diff changeset	1210 @deftypefnx {Built-in Function} {} max_recursion_depth (@var{new_val}, \"local\")\n\
10578 cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10315 diff changeset	1211 Query or set the internal limit on the number of times a function may\n\
20373 075a5e2e1ba5 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20068 diff changeset	1212 be called recursively.\n\
075a5e2e1ba5 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20068 diff changeset	1213 \n\
075a5e2e1ba5 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20068 diff changeset	1214 If the limit is exceeded, an error message is printed and control returns to\n\
075a5e2e1ba5 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20068 diff changeset	1215 the top level.\n\
13951 79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13245 diff changeset	1216 \n\
17281 bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted. Rik <rik@octave.org> parents: 17249 diff changeset	1217 When called from inside a function with the @qcode{\"local\"} option, the\n\
bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted. Rik <rik@octave.org> parents: 17249 diff changeset	1218 variable is changed locally for the function and any subroutines it calls.\n\
bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted. Rik <rik@octave.org> parents: 17249 diff changeset	1219 The original variable value is restored when exiting the function.\n\
10578 cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10315 diff changeset	1220 @end deftypefn")
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10315 diff changeset	1221 {
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10315 diff changeset	1222 return SET_INTERNAL_VARIABLE (max_recursion_depth);
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10315 diff changeset	1223 }
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10315 diff changeset	1224
12833 9f0f2c226053 codesprint: new tests for functions in pt-eval.cc John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	1225 /*
9f0f2c226053 codesprint: new tests for functions in pt-eval.cc John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	1226 %!test
9f0f2c226053 codesprint: new tests for functions in pt-eval.cc John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	1227 %! orig_val = max_recursion_depth ();
9f0f2c226053 codesprint: new tests for functions in pt-eval.cc John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	1228 %! old_val = max_recursion_depth (2*orig_val);
9f0f2c226053 codesprint: new tests for functions in pt-eval.cc John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	1229 %! assert (orig_val, old_val);
9f0f2c226053 codesprint: new tests for functions in pt-eval.cc John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	1230 %! assert (max_recursion_depth (), 2*orig_val);
9f0f2c226053 codesprint: new tests for functions in pt-eval.cc John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	1231 %! max_recursion_depth (orig_val);
9f0f2c226053 codesprint: new tests for functions in pt-eval.cc John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	1232 %! assert (max_recursion_depth (), orig_val);
14429 eff4a5933e28 Update %!tests in src/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14294 diff changeset	1233
eff4a5933e28 Update %!tests in src/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14294 diff changeset	1234 %!error (max_recursion_depth (1, 2))
12833 9f0f2c226053 codesprint: new tests for functions in pt-eval.cc John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	1235 */
9f0f2c226053 codesprint: new tests for functions in pt-eval.cc John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	1236
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1237 DEFUN (silent_functions, args, nargout,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1238 "-- texinfo --\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10839 diff changeset	1239 @deftypefn {Built-in Function} {@var{val} =} silent_functions ()\n\
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1240 @deftypefnx {Built-in Function} {@var{old_val} =} silent_functions (@var{new_val})\n\
13951 79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13245 diff changeset	1241 @deftypefnx {Built-in Function} {} silent_functions (@var{new_val}, \"local\")\n\
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1242 Query or set the internal variable that controls whether internal\n\
20373 075a5e2e1ba5 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20068 diff changeset	1243 output from a function is suppressed.\n\
075a5e2e1ba5 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20068 diff changeset	1244 \n\
075a5e2e1ba5 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20068 diff changeset	1245 If this option is disabled, Octave will display the results produced by\n\
075a5e2e1ba5 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20068 diff changeset	1246 evaluating expressions within a function body that are not terminated with\n\
075a5e2e1ba5 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20068 diff changeset	1247 a semicolon.\n\
13951 79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13245 diff changeset	1248 \n\
17281 bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted. Rik <rik@octave.org> parents: 17249 diff changeset	1249 When called from inside a function with the @qcode{\"local\"} option, the\n\
bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted. Rik <rik@octave.org> parents: 17249 diff changeset	1250 variable is changed locally for the function and any subroutines it calls.\n\
bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted. Rik <rik@octave.org> parents: 17249 diff changeset	1251 The original variable value is restored when exiting the function.\n\
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1252 @end deftypefn")
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1253 {
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1254 return SET_INTERNAL_VARIABLE (silent_functions);
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: diff changeset	1255 }
12833 9f0f2c226053 codesprint: new tests for functions in pt-eval.cc John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	1256
9f0f2c226053 codesprint: new tests for functions in pt-eval.cc John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	1257 /*
9f0f2c226053 codesprint: new tests for functions in pt-eval.cc John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	1258 %!test
9f0f2c226053 codesprint: new tests for functions in pt-eval.cc John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	1259 %! orig_val = silent_functions ();
9f0f2c226053 codesprint: new tests for functions in pt-eval.cc John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	1260 %! old_val = silent_functions (! orig_val);
9f0f2c226053 codesprint: new tests for functions in pt-eval.cc John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	1261 %! assert (orig_val, old_val);
9f0f2c226053 codesprint: new tests for functions in pt-eval.cc John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	1262 %! assert (silent_functions (), ! orig_val);
9f0f2c226053 codesprint: new tests for functions in pt-eval.cc John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	1263 %! silent_functions (orig_val);
9f0f2c226053 codesprint: new tests for functions in pt-eval.cc John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	1264 %! assert (silent_functions (), orig_val);
14429 eff4a5933e28 Update %!tests in src/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14294 diff changeset	1265
eff4a5933e28 Update %!tests in src/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14294 diff changeset	1266 %!error (silent_functions (1, 2))
12833 9f0f2c226053 codesprint: new tests for functions in pt-eval.cc John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	1267 */

Mercurial > hg > octave-nkf

annotate libinterp/parse-tree/pt-eval.cc @ 20813:756b052037fb