octave-lyh: libinterp/interpfcn/input.cc annotate

annotate libinterp/interpfcn/input.cc @ 16277:8cb65fd72164

eliminate obsolete concepts of "pending local" and "forced" variables * symtab.h, lexh, lex.ll, oct-parse.in.yy, toplev.cc, input.cc: Delete unused functions and data for handling pending local and forced variables in the parser and lexer.

author	John W. Eaton <jwe@octave.org>
date	Mon, 11 Mar 2013 15:01:32 -0400
parents	78365c56a762
children	fe3b9a51e625

rev	line source
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1 /*
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	2
14138 72c96de7a403 maint: update copyright notices for 2012 John W. Eaton <jwe@octave.org> parents: 13970 diff changeset	3 Copyright (C) 1993-2012 John W. Eaton
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	4
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	5 This file is part of Octave.
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	6
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	7 Octave is free software; you can redistribute it and/or modify it
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	8 under the terms of the GNU General Public License as published by the
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 7007 diff changeset	9 Free Software Foundation; either version 3 of the License, or (at your
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 7007 diff changeset	10 option) any later version.
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	11
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	12 Octave is distributed in the hope that it will be useful, but WITHOUT
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	15 for more details.
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	16
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	17 You should have received a copy of the GNU General Public License
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 7007 diff changeset	18 along with Octave; see the file COPYING. If not, see
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 7007 diff changeset	19 <http://www.gnu.org/licenses/>.
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	20
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	21 */
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	22
2939 f2feebf0eb7d [project @ 1997-05-06 16:36:34 by jwe] jwe parents: 2927 diff changeset	23 // Get command input interactively or from files.
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	24
240 a99f28f5e351 [project @ 1993-11-30 20:24:36 by jwe] jwe parents: 217 diff changeset	25 #ifdef HAVE_CONFIG_H
1192 b6360f2d4fa6 [project @ 1995-03-30 21:38:35 by jwe] jwe parents: 1125 diff changeset	26 #include <config.h>
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	27 #endif
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	28
10463 bbe99b2a5ba7 undo recent gnulib-related changes John W. Eaton <jwe@octave.org> parents: 10447 diff changeset	29 #include <cstdio>
1343 94bedeb289e5 [project @ 1995-09-04 00:29:21 by jwe] jwe parents: 1315 diff changeset	30 #include <cstdlib>
94bedeb289e5 [project @ 1995-09-04 00:29:21 by jwe] jwe parents: 1315 diff changeset	31 #include <cstring>
94bedeb289e5 [project @ 1995-09-04 00:29:21 by jwe] jwe parents: 1315 diff changeset	32 #include <cassert>
94bedeb289e5 [project @ 1995-09-04 00:29:21 by jwe] jwe parents: 1315 diff changeset	33
3503 d14c483b3c12 [project @ 2000-02-01 04:06:07 by jwe] jwe parents: 3498 diff changeset	34 #include <iostream>
5765 7ba9ad1fec11 [project @ 2006-04-17 05:05:15 by jwe] jwe parents: 5744 diff changeset	35 #include <sstream>
1728 42b4f904f1af [project @ 1996-01-09 11:36:01 by jwe] jwe parents: 1705 diff changeset	36 #include <string>
42b4f904f1af [project @ 1996-01-09 11:36:01 by jwe] jwe parents: 1705 diff changeset	37
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	38 #include <sys/types.h>
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	39 #include <unistd.h>
1343 94bedeb289e5 [project @ 1995-09-04 00:29:21 by jwe] jwe parents: 1315 diff changeset	40
2927 8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	41 #include "cmd-edit.h"
3189 bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	42 #include "file-ops.h"
4153 6b96ce9f5743 [project @ 2002-11-06 20:38:49 by jwe] jwe parents: 4143 diff changeset	43 #include "quit.h"
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1750 diff changeset	44 #include "str-vec.h"
3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1750 diff changeset	45
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8503 diff changeset	46 #include "debug.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	47 #include "defun.h"
19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	48 #include "dirfns.h"
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	49 #include "error.h"
2181 138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	50 #include "gripes.h"
3016 f512c16826d1 [project @ 1997-06-03 03:16:13 by jwe] jwe parents: 3014 diff changeset	51 #include "help.h"
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	52 #include "input.h"
9999 653716f3d976 get_debug_input: force interactive input mode; don't get user input unless stdin is a tty John W. Eaton <jwe@octave.org> parents: 9485 diff changeset	53 #include "lex.h"
5832 5e41e06f6a78 [project @ 2006-05-26 21:41:32 by jwe] jwe parents: 5823 diff changeset	54 #include "load-path.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	55 #include "oct-map.h"
1742 a02f140ed897 [project @ 1996-01-12 11:09:39 by jwe] jwe parents: 1728 diff changeset	56 #include "oct-hist.h"
1670 6708c53892c1 [project @ 1995-12-27 04:33:00 by jwe] jwe parents: 1606 diff changeset	57 #include "toplev.h"
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1750 diff changeset	58 #include "oct-obj.h"
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	59 #include "pager.h"
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	60 #include "parse.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	61 #include "pathlen.h"
3772 e44ffad3d06c [project @ 2001-02-03 06:23:38 by jwe] jwe parents: 3741 diff changeset	62 #include "pt.h"
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1750 diff changeset	63 #include "pt-const.h"
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8503 diff changeset	64 #include "pt-eval.h"
3805 44386b0e53da [project @ 2001-03-01 16:54:31 by jwe] jwe parents: 3804 diff changeset	65 #include "pt-stmt.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	66 #include "sighandlers.h"
1114 971f2289d6de [project @ 1995-02-15 04:58:06 by jwe] jwe parents: 1112 diff changeset	67 #include "sysdep.h"
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	68 #include "toplev.h"
3098 f4acdc9a77cc [project @ 1997-11-14 09:30:20 by jwe] jwe parents: 3081 diff changeset	69 #include "unwind-prot.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	70 #include "utils.h"
19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	71 #include "variables.h"
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	72
2181 138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	73 // Primary prompt string.
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	74 static std::string VPS1 = "\\s:\\#> ";
2181 138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	75
138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	76 // Secondary prompt string.
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	77 static std::string VPS2 = "> ";
2181 138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	78
138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	79 // String printed before echoed input (enabled by --echo-input).
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	80 std::string VPS4 = "+ ";
2181 138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	81
3019 92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	82 // Echo commands as they are executed?
92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	83 //
92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	84 // 1 ==> echo commands read from script files
92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	85 // 2 ==> echo commands from functions
92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	86 // 4 ==> echo commands read from command line
92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	87 //
92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	88 // more than one state can be active at once.
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	89 int Vecho_executing_commands = ECHO_OFF;
3019 92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	90
3165 e4bbfc196e53 [project @ 1998-04-16 03:01:47 by jwe] jwe parents: 3100 diff changeset	91 // The time we last printed a prompt.
5832 5e41e06f6a78 [project @ 2006-05-26 21:41:32 by jwe] jwe parents: 5823 diff changeset	92 octave_time Vlast_prompt_time = 0.0;
3165 e4bbfc196e53 [project @ 1998-04-16 03:01:47 by jwe] jwe parents: 3100 diff changeset	93
2181 138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	94 // Character to append after successful command-line completion attempts.
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	95 static char Vcompletion_append_char = ' ';
2181 138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	96
3019 92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	97 // TRUE means this is an interactive shell.
92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	98 bool interactive = false;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	99
3019 92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	100 // TRUE means the user forced this shell to be interactive (-i).
92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	101 bool forced_interactive = false;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	102
3804 4073be5aefa1 [project @ 2001-02-28 08:36:04 by jwe] jwe parents: 3772 diff changeset	103 // TRUE after a call to completion_matches.
2299 f296bbc757a1 [project @ 1996-06-23 03:45:44 by jwe] jwe parents: 2287 diff changeset	104 bool octave_completion_matches_called = false;
f296bbc757a1 [project @ 1996-06-23 03:45:44 by jwe] jwe parents: 2287 diff changeset	105
6257 44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	106 // TRUE if the plotting system has requested a call to drawnow at
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	107 // the next user prompt.
7409 73036cdd855d [project @ 2008-01-22 20:31:59 by jwe] jwe parents: 7336 diff changeset	108 bool Vdrawnow_requested = false;
6257 44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	109
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	110 // TRUE if we are in debugging mode.
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	111 bool Vdebugging = false;
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	112
8841 c74389115610 auto repeat for debugging commands John W. Eaton <jwe@octave.org> parents: 8749 diff changeset	113 // If we are in debugging mode, this is the last command entered, so
c74389115610 auto repeat for debugging commands John W. Eaton <jwe@octave.org> parents: 8749 diff changeset	114 // that we can repeat the previous command if the user just types RET.
c74389115610 auto repeat for debugging commands John W. Eaton <jwe@octave.org> parents: 8749 diff changeset	115 static std::string last_debugging_command;
c74389115610 auto repeat for debugging commands John W. Eaton <jwe@octave.org> parents: 8749 diff changeset	116
7294 fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	117 // TRUE if we are running in the Emacs GUD mode.
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	118 static bool Vgud_mode = false;
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	119
7818 5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	120 // The filemarker used to separate filenames from subfunction names
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	121 char Vfilemarker = '>';
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	122
16209 e7ff32e7cf82 move global promptflag variable to octave_reader class John W. Eaton <jwe@octave.org> parents: 16208 diff changeset	123 void
e7ff32e7cf82 move global promptflag variable to octave_reader class John W. Eaton <jwe@octave.org> parents: 16208 diff changeset	124 octave_base_reader::do_input_echo (const std::string& input_string) const
1044 1aa6f2edd975 [project @ 1995-01-18 16:35:01 by jwe] jwe parents: 1034 diff changeset	125 {
16199 810a71122c25 move more global variables to octave_lexical_feedback class John W. Eaton <jwe@octave.org> parents: 16198 diff changeset	126 int do_echo = CURR_LEXER->reading_script_file ?
2205 bd389b53befa [project @ 1996-05-15 06:15:45 by jwe] jwe parents: 2181 diff changeset	127 (Vecho_executing_commands & ECHO_SCRIPTS)
2618 aa667ac18d12 [project @ 1997-01-23 03:16:28 by jwe] jwe parents: 2470 diff changeset	128 : (Vecho_executing_commands & ECHO_CMD_LINE) && ! forced_interactive;
1588 27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	129
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	130 if (do_echo)
1044 1aa6f2edd975 [project @ 1995-01-18 16:35:01 by jwe] jwe parents: 1034 diff changeset	131 {
1403 69d15711b832 [project @ 1995-09-15 05:25:16 by jwe] jwe parents: 1363 diff changeset	132 if (forced_interactive)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	133 {
16209 e7ff32e7cf82 move global promptflag variable to octave_reader class John W. Eaton <jwe@octave.org> parents: 16208 diff changeset	134 if (pflag > 0)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	135 octave_stdout << command_editor::decode_prompt_string (VPS1);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	136 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	137 octave_stdout << command_editor::decode_prompt_string (VPS2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	138 }
1403 69d15711b832 [project @ 1995-09-15 05:25:16 by jwe] jwe parents: 1363 diff changeset	139 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	140 octave_stdout << command_editor::decode_prompt_string (VPS4);
1044 1aa6f2edd975 [project @ 1995-01-18 16:35:01 by jwe] jwe parents: 1034 diff changeset	141
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1750 diff changeset	142 if (! input_string.empty ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	143 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	144 octave_stdout << input_string;
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1750 diff changeset	145
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	146 if (input_string[input_string.length () - 1] != '\n')
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	147 octave_stdout << "\n";
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	148 }
1044 1aa6f2edd975 [project @ 1995-01-18 16:35:01 by jwe] jwe parents: 1034 diff changeset	149 }
1aa6f2edd975 [project @ 1995-01-18 16:35:01 by jwe] jwe parents: 1034 diff changeset	150 }
1aa6f2edd975 [project @ 1995-01-18 16:35:01 by jwe] jwe parents: 1034 diff changeset	151
16198 2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	152 static std::string
2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	153 gnu_readline (const std::string& s, bool& eof)
1822 3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	154 {
10142 829e69ec3110 make OCTAVE_QUIT a function Jaroslav Hajek <highegg@gmail.com> parents: 10066 diff changeset	155 octave_quit ();
5142 0f9108f298ab [project @ 2005-02-12 02:29:34 by jwe] jwe parents: 5092 diff changeset	156
16097 2f4fa62089b3 improve end of file handling for lexer input John W. Eaton <jwe@octave.org> parents: 16053 diff changeset	157 eof = false;
2f4fa62089b3 improve end of file handling for lexer input John W. Eaton <jwe@octave.org> parents: 16053 diff changeset	158
16198 2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	159 std::string retval = command_editor::readline (s, eof);
2927 8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	160
16198 2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	161 if (! eof && retval.empty ())
2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	162 retval = "\n";
1822 3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	163
3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	164 return retval;
3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	165 }
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 529 diff changeset	166
6257 44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	167 static inline std::string
16198 2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	168 interactive_input (const std::string& s, bool& eof)
6257 44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	169 {
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	170 Vlast_prompt_time.stamp ();
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	171
7459 d3fe4d466bc2 don't inhibit drawnow in debug mode John W. Eaton <jwe@octave.org> parents: 7409 diff changeset	172 if (Vdrawnow_requested && (interactive \|\| forced_interactive))
6257 44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	173 {
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	174 feval ("drawnow");
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	175
6367 268bfc8a2755 [project @ 2007-02-28 20:16:05 by jwe] jwe parents: 6317 diff changeset	176 flush_octave_stdout ();
268bfc8a2755 [project @ 2007-02-28 20:16:05 by jwe] jwe parents: 6317 diff changeset	177
6305 48f8af442b8a [project @ 2007-02-14 22:16:53 by jwe] jwe parents: 6257 diff changeset	178 // We set Vdrawnow_requested to false even if there is an error
48f8af442b8a [project @ 2007-02-14 22:16:53 by jwe] jwe parents: 6257 diff changeset	179 // in drawnow so that the error doesn't reappear at every prompt.
48f8af442b8a [project @ 2007-02-14 22:16:53 by jwe] jwe parents: 6257 diff changeset	180
6257 44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	181 Vdrawnow_requested = false;
6305 48f8af442b8a [project @ 2007-02-14 22:16:53 by jwe] jwe parents: 6257 diff changeset	182
48f8af442b8a [project @ 2007-02-14 22:16:53 by jwe] jwe parents: 6257 diff changeset	183 if (error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	184 return "\n";
6257 44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	185 }
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	186
16198 2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	187 return gnu_readline (s, eof);
6257 44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	188 }
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	189
16195 b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	190 std::string
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	191 octave_base_reader::octave_gets (bool& eof)
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	192 {
10142 829e69ec3110 make OCTAVE_QUIT a function Jaroslav Hajek <highegg@gmail.com> parents: 10066 diff changeset	193 octave_quit ();
5142 0f9108f298ab [project @ 2005-02-12 02:29:34 by jwe] jwe parents: 5092 diff changeset	194
16097 2f4fa62089b3 improve end of file handling for lexer input John W. Eaton <jwe@octave.org> parents: 16053 diff changeset	195 eof = false;
2f4fa62089b3 improve end of file handling for lexer input John W. Eaton <jwe@octave.org> parents: 16053 diff changeset	196
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3519 diff changeset	197 std::string retval;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	198
8841 c74389115610 auto repeat for debugging commands John W. Eaton <jwe@octave.org> parents: 8749 diff changeset	199 bool history_skip_auto_repeated_debugging_command = false;
c74389115610 auto repeat for debugging commands John W. Eaton <jwe@octave.org> parents: 8749 diff changeset	200
16209 e7ff32e7cf82 move global promptflag variable to octave_reader class John W. Eaton <jwe@octave.org> parents: 16208 diff changeset	201 std::string ps = (pflag > 0) ? VPS1 : VPS2;
16198 2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	202
2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	203 std::string prompt = command_editor::decode_prompt_string (ps);
2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	204
2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	205 pipe_handler_error_count = 0;
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1750 diff changeset	206
16198 2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	207 flush_octave_stdout ();
2618 aa667ac18d12 [project @ 1997-01-23 03:16:28 by jwe] jwe parents: 2470 diff changeset	208
16198 2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	209 octave_pager_stream::reset ();
2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	210 octave_diary_stream::reset ();
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	211
16198 2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	212 octave_diary << prompt;
13266 c053740eb2aa improve memory use for the pager and diary streams (bug #34431) John W. Eaton <jwe@octave.org> parents: 12989 diff changeset	213
16198 2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	214 retval = interactive_input (prompt, eof);
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 529 diff changeset	215
16198 2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	216 // There is no need to update the load_path cache if there is no
2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	217 // user input.
2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	218 if (! retval.empty ()
2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	219 && retval.find_first_not_of (" \t\n\r") != std::string::npos)
2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	220 {
2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	221 load_path::update ();
8841 c74389115610 auto repeat for debugging commands John W. Eaton <jwe@octave.org> parents: 8749 diff changeset	222
16198 2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	223 if (Vdebugging)
2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	224 last_debugging_command = retval;
2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	225 else
2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	226 last_debugging_command = std::string ();
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	227 }
16198 2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	228 else if (Vdebugging)
2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	229 {
2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	230 retval = last_debugging_command;
2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	231 history_skip_auto_repeated_debugging_command = true;
2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	232 }
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	233
16207 0467d68ca891 move current_input_line to lexical_feedback class John W. Eaton <jwe@octave.org> parents: 16203 diff changeset	234 if (! retval.empty ())
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	235 {
16198 2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	236 if (! history_skip_auto_repeated_debugging_command)
16207 0467d68ca891 move current_input_line to lexical_feedback class John W. Eaton <jwe@octave.org> parents: 16203 diff changeset	237 command_history::add (retval);
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	238
16207 0467d68ca891 move current_input_line to lexical_feedback class John W. Eaton <jwe@octave.org> parents: 16203 diff changeset	239 octave_diary << retval;
3176 fccab8e7d35f [project @ 1998-05-18 20:33:31 by jwe] jwe parents: 3165 diff changeset	240
16207 0467d68ca891 move current_input_line to lexical_feedback class John W. Eaton <jwe@octave.org> parents: 16203 diff changeset	241 if (retval[retval.length () - 1] != '\n')
16198 2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	242 octave_diary << "\n";
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 529 diff changeset	243
16207 0467d68ca891 move current_input_line to lexical_feedback class John W. Eaton <jwe@octave.org> parents: 16203 diff changeset	244 do_input_echo (retval);
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	245 }
16198 2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	246 else
3176 fccab8e7d35f [project @ 1998-05-18 20:33:31 by jwe] jwe parents: 3165 diff changeset	247 octave_diary << "\n";
9476 d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9396 diff changeset	248
1822 3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	249 return retval;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	250 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	251
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 529 diff changeset	252 // Fix things up so that input can come from the standard input. This
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 529 diff changeset	253 // may need to become much more complicated, which is why it's in a
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 529 diff changeset	254 // separate function.
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 529 diff changeset	255
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	256 FILE *
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	257 get_input_from_stdin (void)
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	258 {
2927 8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	259 command_editor::set_input_stream (stdin);
8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	260 return command_editor::get_input_stream ();
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	261 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	262
5775 ace8d8d26933 [project @ 2006-04-24 19:13:06 by jwe] jwe parents: 5765 diff changeset	263 // FIXME -- make this generate file names when appropriate.
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2900 diff changeset	264
2247 108d848901b4 [project @ 1996-05-22 07:39:29 by jwe] jwe parents: 2235 diff changeset	265 static string_vector
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3519 diff changeset	266 generate_possible_completions (const std::string& text, std::string& prefix,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	267 std::string& hint)
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	268 {
2247 108d848901b4 [project @ 1996-05-22 07:39:29 by jwe] jwe parents: 2235 diff changeset	269 string_vector names;
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	270
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2900 diff changeset	271 prefix = "";
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	272
4604 cba347c642e2 [project @ 2003-11-13 04:38:05 by jwe] jwe parents: 4565 diff changeset	273 if (looks_like_struct (text))
1430 045e70a15a8f [project @ 1995-09-19 07:05:37 by jwe] jwe parents: 1403 diff changeset	274 names = generate_struct_completions (text, prefix, hint);
045e70a15a8f [project @ 1995-09-19 07:05:37 by jwe] jwe parents: 1403 diff changeset	275 else
2247 108d848901b4 [project @ 1996-05-22 07:39:29 by jwe] jwe parents: 2235 diff changeset	276 names = make_name_list ();
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	277
2944 e9c24f32f175 [project @ 1997-05-08 02:42:22 by jwe] jwe parents: 2939 diff changeset	278 // Sort and remove duplicates.
2348 a88c5cc51f62 [project @ 1996-07-25 09:54:40 by jwe] jwe parents: 2327 diff changeset	279
8503 8ba2ee57c594 remove qsort in favor of sort Jaroslav Hajek <highegg@gmail.com> parents: 8447 diff changeset	280 names.sort (true);
2348 a88c5cc51f62 [project @ 1996-07-25 09:54:40 by jwe] jwe parents: 2327 diff changeset	281
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	282 return names;
b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	283 }
b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	284
9485 3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	285 static bool
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	286 is_completing_dirfns (void)
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	287 {
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	288 static std::string dirfns_commands[] = {"cd", "ls"};
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	289 static const size_t dirfns_commands_length = 2;
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	290
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	291 bool retval = false;
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	292
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	293 std::string line = command_editor::get_line_buffer ();
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	294
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	295 for (size_t i = 0; i < dirfns_commands_length; i++)
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	296 {
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	297 int index = line.find (dirfns_commands[i] + " ");
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	298
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	299 if (index == 0)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	300 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	301 retval = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	302 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	303 }
9485 3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	304 }
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	305
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	306 return retval;
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	307 }
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	308
3536 e8fbc8c3d6d9 [project @ 2000-02-02 12:01:00 by jwe] jwe parents: 3534 diff changeset	309 static std::string
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3519 diff changeset	310 generate_completion (const std::string& text, int state)
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	311 {
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3519 diff changeset	312 std::string retval;
2944 e9c24f32f175 [project @ 1997-05-08 02:42:22 by jwe] jwe parents: 2939 diff changeset	313
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3519 diff changeset	314 static std::string prefix;
b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3519 diff changeset	315 static std::string hint;
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	316
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2900 diff changeset	317 static size_t hint_len = 0;
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	318
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	319 static int list_index = 0;
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2900 diff changeset	320 static int name_list_len = 0;
4604 cba347c642e2 [project @ 2003-11-13 04:38:05 by jwe] jwe parents: 4565 diff changeset	321 static int name_list_total_len = 0;
2247 108d848901b4 [project @ 1996-05-22 07:39:29 by jwe] jwe parents: 2235 diff changeset	322 static string_vector name_list;
4604 cba347c642e2 [project @ 2003-11-13 04:38:05 by jwe] jwe parents: 4565 diff changeset	323 static string_vector file_name_list;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	324
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	325 static int matches = 0;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	326
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	327 if (state == 0)
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	328 {
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	329 list_index = 0;
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	330
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2900 diff changeset	331 prefix = "";
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	332
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2900 diff changeset	333 hint = text;
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	334
9485 3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	335 // No reason to display symbols while completing a
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	336 // file/directory operation.
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	337
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	338 if (is_completing_dirfns ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	339 name_list = string_vector ();
9485 3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	340 else
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	341 name_list = generate_possible_completions (text, prefix, hint);
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	342
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2900 diff changeset	343 name_list_len = name_list.length ();
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2900 diff changeset	344
4604 cba347c642e2 [project @ 2003-11-13 04:38:05 by jwe] jwe parents: 4565 diff changeset	345 file_name_list = command_editor::generate_filename_completions (text);
cba347c642e2 [project @ 2003-11-13 04:38:05 by jwe] jwe parents: 4565 diff changeset	346
cba347c642e2 [project @ 2003-11-13 04:38:05 by jwe] jwe parents: 4565 diff changeset	347 name_list.append (file_name_list);
cba347c642e2 [project @ 2003-11-13 04:38:05 by jwe] jwe parents: 4565 diff changeset	348
cba347c642e2 [project @ 2003-11-13 04:38:05 by jwe] jwe parents: 4565 diff changeset	349 name_list_total_len = name_list.length ();
cba347c642e2 [project @ 2003-11-13 04:38:05 by jwe] jwe parents: 4565 diff changeset	350
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2900 diff changeset	351 hint_len = hint.length ();
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	352
b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	353 matches = 0;
2247 108d848901b4 [project @ 1996-05-22 07:39:29 by jwe] jwe parents: 2235 diff changeset	354
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2900 diff changeset	355 for (int i = 0; i < name_list_len; i++)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	356 if (hint == name_list[i].substr (0, hint_len))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	357 matches++;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	358 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	359
4604 cba347c642e2 [project @ 2003-11-13 04:38:05 by jwe] jwe parents: 4565 diff changeset	360 if (name_list_total_len > 0 && matches > 0)
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	361 {
4604 cba347c642e2 [project @ 2003-11-13 04:38:05 by jwe] jwe parents: 4565 diff changeset	362 while (list_index < name_list_total_len)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	363 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	364 std::string name = name_list[list_index];
2247 108d848901b4 [project @ 1996-05-22 07:39:29 by jwe] jwe parents: 2235 diff changeset	365
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	366 list_index++;
2247 108d848901b4 [project @ 1996-05-22 07:39:29 by jwe] jwe parents: 2235 diff changeset	367
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	368 if (hint == name.substr (0, hint_len))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	369 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	370 if (list_index <= name_list_len && ! prefix.empty ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	371 retval = prefix + "." + name;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	372 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	373 retval = name;
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	374
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	375 // FIXME -- looks_like_struct is broken for now,
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	376 // so it always returns false.
4179 8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4170 diff changeset	377
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	378 if (matches == 1 && looks_like_struct (retval))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	379 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	380 // Don't append anything, since we don't know
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	381 // whether it should be '(' or '.'.
4179 8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4170 diff changeset	382
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	383 command_editor::set_completion_append_character ('\0');
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	384 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	385 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	386 command_editor::set_completion_append_character
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	387 (Vcompletion_append_char);
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	388
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	389 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	390 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	391 }
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	392 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	393
2944 e9c24f32f175 [project @ 1997-05-08 02:42:22 by jwe] jwe parents: 2939 diff changeset	394 return retval;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	395 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	396
6979 2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	397 static std::string
2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	398 quoting_filename (const std::string &text, int, char quote)
2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	399 {
2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	400 if (quote)
2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	401 return text;
2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	402 else
2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	403 return (std::string ("'") + text);
2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	404 }
2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	405
2927 8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	406 void
8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	407 initialize_command_input (void)
8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	408 {
8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	409 // If we are using readline, this allows conditional parsing of the
8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	410 // .inputrc file.
269 0febc87abbd4 [project @ 1994-01-05 08:17:07 by jwe] jwe parents: 252 diff changeset	411
2927 8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	412 command_editor::set_name ("Octave");
1358 dc9c01f66a19 [project @ 1995-09-05 21:10:01 by jwe] jwe parents: 1352 diff changeset	413
5775 ace8d8d26933 [project @ 2006-04-24 19:13:06 by jwe] jwe parents: 5765 diff changeset	414 // FIXME -- this needs to include a comma too, but that
3933 f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3877 diff changeset	415 // causes trouble for the new struct element completion code.
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3877 diff changeset	416
4272 fd406afe8a10 [project @ 2003-01-03 19:52:30 by jwe] jwe parents: 4253 diff changeset	417 static const char s = "\t\n !\"\'+-/:;<=>(){}[\\]^`~";
3933 f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3877 diff changeset	418
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3877 diff changeset	419 command_editor::set_basic_word_break_characters (s);
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3877 diff changeset	420
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3877 diff changeset	421 command_editor::set_completer_word_break_characters (s);
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3877 diff changeset	422
3004 9a54159563de [project @ 1997-05-23 05:00:49 by jwe] jwe parents: 2944 diff changeset	423 command_editor::set_basic_quote_characters ("\"");
2944 e9c24f32f175 [project @ 1997-05-08 02:42:22 by jwe] jwe parents: 2939 diff changeset	424
6979 2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	425 command_editor::set_filename_quote_characters (" \t\n\\\"'@<>=;\|&()#$`?*[!:{");
2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	426 command_editor::set_completer_quote_characters ("'\"");
2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	427
2944 e9c24f32f175 [project @ 1997-05-08 02:42:22 by jwe] jwe parents: 2939 diff changeset	428 command_editor::set_completion_function (generate_completion);
6979 2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	429
2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	430 command_editor::set_quoting_function (quoting_filename);
269 0febc87abbd4 [project @ 1994-01-05 08:17:07 by jwe] jwe parents: 252 diff changeset	431 }
0febc87abbd4 [project @ 1994-01-05 08:17:07 by jwe] jwe parents: 252 diff changeset	432
7787 6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	433 static void
6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	434 get_debug_input (const std::string& prompt)
269 0febc87abbd4 [project @ 1994-01-05 08:17:07 by jwe] jwe parents: 252 diff changeset	435 {
7787 6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	436 octave_user_code *caller = octave_call_stack::caller_user_code ();
6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	437 std::string nm;
6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	438
9484 bbe033dcfe13 make dbwhere work when called at keyboard prompt John W. Eaton <jwe@octave.org> parents: 9483 diff changeset	439 int curr_debug_line = octave_call_stack::current_line ();
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8503 diff changeset	440
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8503 diff changeset	441 bool have_file = false;
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8503 diff changeset	442
7787 6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	443 if (caller)
6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	444 {
6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	445 nm = caller->fcn_file_name ();
6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	446
6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	447 if (nm.empty ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	448 nm = caller->name ();
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8503 diff changeset	449 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	450 have_file = true;
7787 6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	451 }
6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	452 else
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8503 diff changeset	453 curr_debug_line = -1;
3180 c17387059fd3 [project @ 1998-09-24 18:59:11 by jwe] jwe parents: 3176 diff changeset	454
7787 6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	455 std::ostringstream buf;
6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	456
6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	457 if (! nm.empty ())
3180 c17387059fd3 [project @ 1998-09-24 18:59:11 by jwe] jwe parents: 3176 diff changeset	458 {
7787 6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	459 if (Vgud_mode)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	460 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	461 static char ctrl_z = 'Z' & 0x1f;
269 0febc87abbd4 [project @ 1994-01-05 08:17:07 by jwe] jwe parents: 252 diff changeset	462
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	463 buf << ctrl_z << ctrl_z << nm << ":" << curr_debug_line;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	464 }
7787 6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	465 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	466 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	467 // FIXME -- we should come up with a clean way to detect
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	468 // that we are stopped on the no-op command that marks the
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	469 // end of a function or script.
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8503 diff changeset	470
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	471 buf << "stopped in " << nm;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	472
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	473 if (curr_debug_line > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	474 buf << " at line " << curr_debug_line;
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8503 diff changeset	475
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	476 if (have_file)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	477 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	478 std::string line_buf
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	479 = get_file_line (nm, curr_debug_line);
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8503 diff changeset	480
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	481 if (! line_buf.empty ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	482 buf << "\n" << curr_debug_line << ": " << line_buf;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	483 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	484 }
3180 c17387059fd3 [project @ 1998-09-24 18:59:11 by jwe] jwe parents: 3176 diff changeset	485 }
c17387059fd3 [project @ 1998-09-24 18:59:11 by jwe] jwe parents: 3176 diff changeset	486
7787 6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	487 std::string msg = buf.str ();
6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	488
6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	489 if (! msg.empty ())
9484 bbe033dcfe13 make dbwhere work when called at keyboard prompt John W. Eaton <jwe@octave.org> parents: 9483 diff changeset	490 std::cerr << msg << std::endl;
7787 6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	491
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9999 diff changeset	492 unwind_protect frame;
7787 6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	493
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9999 diff changeset	494 frame.protect_var (VPS1);
7787 6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	495 VPS1 = prompt;
6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	496
12907 6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	497 if (! (interactive \|\| forced_interactive)
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	498 \|\| CURR_LEXER->reading_fcn_file
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	499 \|\| CURR_LEXER->reading_classdef_file
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	500 \|\| CURR_LEXER->reading_script_file
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	501 \|\| CURR_LEXER->input_from_eval_string ())
7787 6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	502 {
12907 6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	503 frame.protect_var (forced_interactive);
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	504 forced_interactive = true;
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	505 }
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	506
16151 e309eb7940be parser tweaks John W. Eaton <jwe@octave.org> parents: 16149 diff changeset	507 // octave_parser constructor sets this for us.
e309eb7940be parser tweaks John W. Eaton <jwe@octave.org> parents: 16149 diff changeset	508 frame.protect_var (CURR_LEXER);
e309eb7940be parser tweaks John W. Eaton <jwe@octave.org> parents: 16149 diff changeset	509
16187 490625211945 don't use new to create parser object John W. Eaton <jwe@octave.org> parents: 16177 diff changeset	510 octave_parser curr_parser;
16151 e309eb7940be parser tweaks John W. Eaton <jwe@octave.org> parents: 16149 diff changeset	511
12907 6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	512 while (Vdebugging)
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	513 {
16127 f7eb13f14320 avoid using unwind_protect::run John W. Eaton <jwe@octave.org> parents: 16122 diff changeset	514 unwind_protect middle_frame;
f7eb13f14320 avoid using unwind_protect::run John W. Eaton <jwe@octave.org> parents: 16122 diff changeset	515
12907 6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	516 reset_error_handler ();
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	517
16187 490625211945 don't use new to create parser object John W. Eaton <jwe@octave.org> parents: 16177 diff changeset	518 curr_parser.reset ();
9999 653716f3d976 get_debug_input: force interactive input mode; don't get user input unless stdin is a tty John W. Eaton <jwe@octave.org> parents: 9485 diff changeset	519
16187 490625211945 don't use new to create parser object John W. Eaton <jwe@octave.org> parents: 16177 diff changeset	520 int retval = curr_parser.run ();
9999 653716f3d976 get_debug_input: force interactive input mode; don't get user input unless stdin is a tty John W. Eaton <jwe@octave.org> parents: 9485 diff changeset	521
16187 490625211945 don't use new to create parser object John W. Eaton <jwe@octave.org> parents: 16177 diff changeset	522 if (retval == 0 && curr_parser.stmt_list)
12907 6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	523 {
16187 490625211945 don't use new to create parser object John W. Eaton <jwe@octave.org> parents: 16177 diff changeset	524 curr_parser.stmt_list->accept (*current_evaluator);
9999 653716f3d976 get_debug_input: force interactive input mode; don't get user input unless stdin is a tty John W. Eaton <jwe@octave.org> parents: 9485 diff changeset	525
12907 6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	526 if (octave_completion_matches_called)
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	527 octave_completion_matches_called = false;
9999 653716f3d976 get_debug_input: force interactive input mode; don't get user input unless stdin is a tty John W. Eaton <jwe@octave.org> parents: 9485 diff changeset	528 }
7913 f46e73bcb85b toplev.cc (main_loop): undo previous change; input.cc (get_debug_input): don't delete global_command here John W. Eaton <jwe@octave.org> parents: 7903 diff changeset	529
12907 6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	530 octave_quit ();
7787 6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	531 }
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	532 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	533
16195 b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	534 const std::string octave_base_reader::in_src ("invalid");
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	535
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	536 const std::string octave_terminal_reader::in_src ("terminal");
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	537
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	538 std::string
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	539 octave_terminal_reader::get_input (bool& eof)
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	540 {
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	541 octave_quit ();
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	542
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	543 eof = false;
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	544
16207 0467d68ca891 move current_input_line to lexical_feedback class John W. Eaton <jwe@octave.org> parents: 16203 diff changeset	545 return octave_gets (eof);
16195 b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	546 }
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	547
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	548 const std::string octave_file_reader::in_src ("file");
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	549
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	550 std::string
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	551 octave_file_reader::get_input (bool& eof)
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	552 {
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	553 octave_quit ();
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	554
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	555 eof = false;
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	556
16207 0467d68ca891 move current_input_line to lexical_feedback class John W. Eaton <jwe@octave.org> parents: 16203 diff changeset	557 return octave_fgets (file, eof);
16195 b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	558 }
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	559
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	560 const std::string octave_eval_string_reader::in_src ("eval_string");
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	561
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	562 std::string
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	563 octave_eval_string_reader::get_input (bool& eof)
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	564 {
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	565 octave_quit ();
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	566
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	567 eof = false;
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	568
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	569 std::string retval;
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	570
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	571 retval = eval_string;
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	572
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	573 // Clear the eval string so that the next call will return
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	574 // an empty character string with EOF = true.
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	575 eval_string = "";
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	576
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	577 if (retval.empty ())
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	578 eof = true;
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	579
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	580 return retval;
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	581 }
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	582
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 529 diff changeset	583 // If the user simply hits return, this will produce an empty matrix.
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 529 diff changeset	584
2086 bfb775fb6fe8 [project @ 1996-04-25 05:55:19 by jwe] jwe parents: 1996 diff changeset	585 static octave_value_list
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	586 get_user_input (const octave_value_list& args, int nargout)
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	587 {
3100 bea2f5be3eab [project @ 1997-11-14 10:07:50 by jwe] jwe parents: 3098 diff changeset	588 octave_value_list retval;
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	589
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	590 int nargin = args.length ();
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	591
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	592 int read_as_string = 0;
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	593
712 36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 661 diff changeset	594 if (nargin == 2)
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	595 read_as_string++;
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	596
7787 6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	597 std::string prompt = args(0).string_value ();
4975 80842ad3f85c [project @ 2004-09-08 18:37:58 by jwe] jwe parents: 4802 diff changeset	598
7787 6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	599 if (error_state)
6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	600 {
6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	601 error ("input: unrecognized argument");
6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	602 return retval;
4975 80842ad3f85c [project @ 2004-09-08 18:37:58 by jwe] jwe parents: 4802 diff changeset	603 }
80842ad3f85c [project @ 2004-09-08 18:37:58 by jwe] jwe parents: 4802 diff changeset	604
2095 36903d507b0e [project @ 1996-04-28 09:00:07 by jwe] jwe parents: 2086 diff changeset	605 flush_octave_stdout ();
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	606
13266 c053740eb2aa improve memory use for the pager and diary streams (bug #34431) John W. Eaton <jwe@octave.org> parents: 12989 diff changeset	607 octave_pager_stream::reset ();
c053740eb2aa improve memory use for the pager and diary streams (bug #34431) John W. Eaton <jwe@octave.org> parents: 12989 diff changeset	608 octave_diary_stream::reset ();
c053740eb2aa improve memory use for the pager and diary streams (bug #34431) John W. Eaton <jwe@octave.org> parents: 12989 diff changeset	609
4565 1db951a4fcd5 [project @ 2003-10-29 13:49:30 by jwe] jwe parents: 4526 diff changeset	610 octave_diary << prompt;
1db951a4fcd5 [project @ 2003-10-29 13:49:30 by jwe] jwe parents: 4526 diff changeset	611
16198 2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	612 bool eof = false;
2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	613
2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	614 std::string input_buf = interactive_input (prompt.c_str (), eof);
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	615
7459 d3fe4d466bc2 don't inhibit drawnow in debug mode John W. Eaton <jwe@octave.org> parents: 7409 diff changeset	616 if (! (error_state \|\| input_buf.empty ()))
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	617 {
2927 8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	618 size_t len = input_buf.length ();
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	619
4565 1db951a4fcd5 [project @ 2003-10-29 13:49:30 by jwe] jwe parents: 4526 diff changeset	620 octave_diary << input_buf;
1db951a4fcd5 [project @ 2003-10-29 13:49:30 by jwe] jwe parents: 4526 diff changeset	621
1db951a4fcd5 [project @ 2003-10-29 13:49:30 by jwe] jwe parents: 4526 diff changeset	622 if (input_buf[len - 1] != '\n')
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	623 octave_diary << "\n";
4565 1db951a4fcd5 [project @ 2003-10-29 13:49:30 by jwe] jwe parents: 4526 diff changeset	624
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	625 if (len < 1)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	626 return read_as_string ? octave_value ("") : octave_value (Matrix ());
3772 e44ffad3d06c [project @ 2001-02-03 06:23:38 by jwe] jwe parents: 3741 diff changeset	627
e44ffad3d06c [project @ 2001-02-03 06:23:38 by jwe] jwe parents: 3741 diff changeset	628 if (read_as_string)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	629 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	630 // FIXME -- fix gnu_readline and octave_gets instead!
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	631 if (input_buf.length () == 1 && input_buf[0] == '\n')
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	632 retval(0) = "";
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	633 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	634 retval(0) = input_buf;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	635 }
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	636 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	637 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	638 int parse_status = 0;
2900 5ed088015839 [project @ 1997-04-30 03:26:56 by jwe] jwe parents: 2896 diff changeset	639
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	640 retval = eval_string (input_buf, true, parse_status, nargout);
3100 bea2f5be3eab [project @ 1997-11-14 10:07:50 by jwe] jwe parents: 3098 diff changeset	641
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	642 if (! Vdebugging && retval.length () == 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	643 retval(0) = Matrix ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	644 }
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	645 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	646 else
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	647 error ("input: reading user-input failed!");
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	648
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	649 return retval;
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	650 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	651
3100 bea2f5be3eab [project @ 1997-11-14 10:07:50 by jwe] jwe parents: 3098 diff changeset	652 DEFUN (input, args, nargout,
3372 f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	653 "-- texinfo --\n\
16053 119ce9f5e1a3 doc: Add seealso links between input, yes_or_no, kbhit. Rik <rik@octave.org> parents: 15469 diff changeset	654 @deftypefn {Built-in Function} {@var{ans} =} input (@var{prompt})\n\
119ce9f5e1a3 doc: Add seealso links between input, yes_or_no, kbhit. Rik <rik@octave.org> parents: 15469 diff changeset	655 @deftypefnx {Built-in Function} {@var{ans} =} input (@var{prompt}, \"s\")\n\
3372 f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	656 Print a prompt and wait for user input. For example,\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	657 \n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	658 @example\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	659 input (\"Pick a number, any number! \")\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	660 @end example\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	661 \n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	662 @noindent\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	663 prints the prompt\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	664 \n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	665 @example\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	666 Pick a number, any number!\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	667 @end example\n\
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	668 \n\
3372 f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	669 @noindent\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	670 and waits for the user to enter a value. The string entered by the user\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	671 is evaluated as an expression, so it may be a literal constant, a\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	672 variable name, or any other valid expression.\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	673 \n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	674 Currently, @code{input} only returns one value, regardless of the number\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	675 of values produced by the evaluation of the expression.\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	676 \n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	677 If you are only interested in getting a literal string value, you can\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	678 call @code{input} with the character string @code{\"s\"} as the second\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	679 argument. This tells Octave to return the string entered by the user\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	680 directly, without evaluating it first.\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	681 \n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	682 Because there may be output waiting to be displayed by the pager, it is\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	683 a good idea to always call @code{fflush (stdout)} before calling\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	684 @code{input}. This will ensure that all pending output is written to\n\
16053 119ce9f5e1a3 doc: Add seealso links between input, yes_or_no, kbhit. Rik <rik@octave.org> parents: 15469 diff changeset	685 the screen before your prompt.\n\
119ce9f5e1a3 doc: Add seealso links between input, yes_or_no, kbhit. Rik <rik@octave.org> parents: 15469 diff changeset	686 @seealso{yes_or_no, kbhit}\n\
3372 f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	687 @end deftypefn")
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	688 {
2086 bfb775fb6fe8 [project @ 1996-04-25 05:55:19 by jwe] jwe parents: 1996 diff changeset	689 octave_value_list retval;
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	690
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	691 int nargin = args.length ();
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	692
712 36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 661 diff changeset	693 if (nargin == 1 \|\| nargin == 2)
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	694 retval = get_user_input (args, nargout);
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	695 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5794 diff changeset	696 print_usage ();
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	697
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	698 return retval;
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	699 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	700
5640 426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	701 bool
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	702 octave_yes_or_no (const std::string& prompt)
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	703 {
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	704 std::string prompt_string = prompt + "(yes or no) ";
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	705
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	706 while (1)
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	707 {
16198 2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	708 bool eof = false;
2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	709
2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	710 std::string input_buf = interactive_input (prompt_string, eof);
5640 426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	711
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	712 if (input_buf == "yes")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	713 return true;
5640 426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	714 else if (input_buf == "no")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	715 return false;
5640 426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	716 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	717 message (0, "Please answer yes or no.");
5640 426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	718 }
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	719 }
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	720
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	721 DEFUN (yes_or_no, args, ,
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	722 "-- texinfo --\n\
16053 119ce9f5e1a3 doc: Add seealso links between input, yes_or_no, kbhit. Rik <rik@octave.org> parents: 15469 diff changeset	723 @deftypefn {Built-in Function} {@var{ans} =} yes_or_no (\"@var{prompt}\")\n\
119ce9f5e1a3 doc: Add seealso links between input, yes_or_no, kbhit. Rik <rik@octave.org> parents: 15469 diff changeset	724 Ask the user a yes-or-no question. Return logical true if the answer is yes\n\
119ce9f5e1a3 doc: Add seealso links between input, yes_or_no, kbhit. Rik <rik@octave.org> parents: 15469 diff changeset	725 or false if the answer is no. Takes one argument, @var{prompt}, which is\n\
119ce9f5e1a3 doc: Add seealso links between input, yes_or_no, kbhit. Rik <rik@octave.org> parents: 15469 diff changeset	726 the string to display when asking the question. @var{prompt} should end in\n\
119ce9f5e1a3 doc: Add seealso links between input, yes_or_no, kbhit. Rik <rik@octave.org> parents: 15469 diff changeset	727 a space; @code{yes-or-no} adds the string @samp{(yes or no) } to it. The\n\
119ce9f5e1a3 doc: Add seealso links between input, yes_or_no, kbhit. Rik <rik@octave.org> parents: 15469 diff changeset	728 user must confirm the answer with @key{RET} and can edit it until it has\n\
119ce9f5e1a3 doc: Add seealso links between input, yes_or_no, kbhit. Rik <rik@octave.org> parents: 15469 diff changeset	729 been confirmed.\n\
119ce9f5e1a3 doc: Add seealso links between input, yes_or_no, kbhit. Rik <rik@octave.org> parents: 15469 diff changeset	730 @seealso{input}\n\
5640 426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	731 @end deftypefn")
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	732 {
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	733 octave_value retval;
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	734
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	735 int nargin = args.length ();
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	736
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	737 if (nargin == 0 \|\| nargin == 1)
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	738 {
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	739 std::string prompt;
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	740
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	741 if (nargin == 1)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	742 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	743 prompt = args(0).string_value ();
5640 426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	744
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	745 if (error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	746 {
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 12211 diff changeset	747 error ("yes_or_no: PROMPT must be a character string");
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	748 return retval;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	749 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	750 }
5640 426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	751
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	752 retval = octave_yes_or_no (prompt);
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	753 }
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	754 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5794 diff changeset	755 print_usage ();
5640 426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	756
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	757 return retval;
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	758 }
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	759
3707 58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	760 octave_value
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	761 do_keyboard (const octave_value_list& args)
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	762 {
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	763 octave_value retval;
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	764
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	765 int nargin = args.length ();
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	766
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	767 assert (nargin == 0 \|\| nargin == 1);
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	768
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9999 diff changeset	769 unwind_protect frame;
3707 58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	770
12989 00235a6446da eliminate duplication of internal variables controlling command history John W. Eaton <jwe@octave.org> parents: 12942 diff changeset	771 frame.add_fcn (command_history::ignore_entries,
00235a6446da eliminate duplication of internal variables controlling command history John W. Eaton <jwe@octave.org> parents: 12942 diff changeset	772 command_history::ignoring_entries ());
00235a6446da eliminate duplication of internal variables controlling command history John W. Eaton <jwe@octave.org> parents: 12942 diff changeset	773
3707 58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	774 command_history::ignore_entries (false);
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	775
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9999 diff changeset	776 frame.protect_var (Vdebugging);
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	777
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	778 frame.add_fcn (octave_call_stack::restore_frame,
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9999 diff changeset	779 octave_call_stack::current_frame ());
3707 58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	780
9484 bbe033dcfe13 make dbwhere work when called at keyboard prompt John W. Eaton <jwe@octave.org> parents: 9483 diff changeset	781 // FIXME -- probably we just want to print one line, not the
bbe033dcfe13 make dbwhere work when called at keyboard prompt John W. Eaton <jwe@octave.org> parents: 9483 diff changeset	782 // entire statement, which might span many lines...
bbe033dcfe13 make dbwhere work when called at keyboard prompt John W. Eaton <jwe@octave.org> parents: 9483 diff changeset	783 //
bbe033dcfe13 make dbwhere work when called at keyboard prompt John W. Eaton <jwe@octave.org> parents: 9483 diff changeset	784 // tree_print_code tpc (octave_stdout);
bbe033dcfe13 make dbwhere work when called at keyboard prompt John W. Eaton <jwe@octave.org> parents: 9483 diff changeset	785 // stmt.accept (tpc);
bbe033dcfe13 make dbwhere work when called at keyboard prompt John W. Eaton <jwe@octave.org> parents: 9483 diff changeset	786
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	787 Vdebugging = true;
3707 58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	788
7787 6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	789 std::string prompt = "debug> ";
6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	790 if (nargin > 0)
6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	791 prompt = args(0).string_value ();
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 4208 diff changeset	792
7787 6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	793 if (! error_state)
6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	794 get_debug_input (prompt);
3707 58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	795
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	796 return retval;
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	797 }
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	798
1957 0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe] jwe parents: 1900 diff changeset	799 DEFUN (keyboard, args, ,
3372 f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	800 "-- texinfo --\n\
9300 fddb9f9f724b Correct documentation for keyboard function Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	801 @deftypefn {Built-in Function} {} keyboard ()\n\
16053 119ce9f5e1a3 doc: Add seealso links between input, yes_or_no, kbhit. Rik <rik@octave.org> parents: 15469 diff changeset	802 @deftypefnx {Built-in Function} {} keyboard (\"@var{prompt}\")\n\
3372 f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	803 This function is normally used for simple debugging. When the\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	804 @code{keyboard} function is executed, Octave prints a prompt and waits\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	805 for user input. The input strings are then evaluated and the results\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	806 are printed. This makes it possible to examine the values of variables\n\
9300 fddb9f9f724b Correct documentation for keyboard function Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	807 within a function, and to assign new values if necessary. To leave the\n\
fddb9f9f724b Correct documentation for keyboard function Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	808 prompt and return to normal execution type @samp{return} or @samp{dbcont}.\n\
fddb9f9f724b Correct documentation for keyboard function Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	809 The @code{keyboard} function does not return an exit status.\n\
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	810 \n\
9300 fddb9f9f724b Correct documentation for keyboard function Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	811 If @code{keyboard} is invoked without arguments, a default prompt of\n\
3372 f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	812 @samp{debug> } is used.\n\
9300 fddb9f9f724b Correct documentation for keyboard function Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	813 @seealso{dbcont, dbquit}\n\
3372 f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	814 @end deftypefn")
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	815 {
2086 bfb775fb6fe8 [project @ 1996-04-25 05:55:19 by jwe] jwe parents: 1996 diff changeset	816 octave_value_list retval;
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	817
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	818 int nargin = args.length ();
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	819
712 36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 661 diff changeset	820 if (nargin == 0 \|\| nargin == 1)
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	821 {
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9999 diff changeset	822 unwind_protect frame;
10186 095a1e670e68 make dbstep work with keyboard function John W. Eaton <jwe@octave.org> parents: 10182 diff changeset	823
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	824 frame.add_fcn (octave_call_stack::restore_frame,
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9999 diff changeset	825 octave_call_stack::current_frame ());
9483 25c2e92ee03c correctly skip frame assigned to keyboard function John W. Eaton <jwe@octave.org> parents: 9482 diff changeset	826
25c2e92ee03c correctly skip frame assigned to keyboard function John W. Eaton <jwe@octave.org> parents: 9482 diff changeset	827 // Skip the frame assigned to the keyboard function.
9484 bbe033dcfe13 make dbwhere work when called at keyboard prompt John W. Eaton <jwe@octave.org> parents: 9483 diff changeset	828 octave_call_stack::goto_frame_relative (0);
9483 25c2e92ee03c correctly skip frame assigned to keyboard function John W. Eaton <jwe@octave.org> parents: 9482 diff changeset	829
10186 095a1e670e68 make dbstep work with keyboard function John W. Eaton <jwe@octave.org> parents: 10182 diff changeset	830 tree_evaluator::debug_mode = true;
095a1e670e68 make dbstep work with keyboard function John W. Eaton <jwe@octave.org> parents: 10182 diff changeset	831
095a1e670e68 make dbstep work with keyboard function John W. Eaton <jwe@octave.org> parents: 10182 diff changeset	832 tree_evaluator::current_frame = octave_call_stack::current_frame ();
095a1e670e68 make dbstep work with keyboard function John W. Eaton <jwe@octave.org> parents: 10182 diff changeset	833
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	834 do_keyboard (args);
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	835 }
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	836 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5794 diff changeset	837 print_usage ();
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	838
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	839 return retval;
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	840 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	841
8746 5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8658 diff changeset	842 DEFUN (echo, args, ,
3332 7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	843 "-- texinfo --\n\
11547 e1851653d59c Eliminate @deffn macros. Rik <octave@nomad.inbox5.com> parents: 11523 diff changeset	844 @deftypefn {Command} {} echo options\n\
3332 7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	845 Control whether commands are displayed as they are executed. Valid\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	846 options are:\n\
1588 27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	847 \n\
3332 7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	848 @table @code\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	849 @item on\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	850 Enable echoing of commands as they are executed in script files.\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	851 \n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	852 @item off\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	853 Disable echoing of commands as they are executed in script files.\n\
1588 27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	854 \n\
3332 7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	855 @item on all\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	856 Enable echoing of commands as they are executed in script files and\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	857 functions.\n\
1588 27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	858 \n\
3332 7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	859 @item off all\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	860 Disable echoing of commands as they are executed in script files and\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	861 functions.\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	862 @end table\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	863 \n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	864 @noindent\n\
9134 a3739e27b017 Update section 2.4 of basics.txi Rik <rdrider0-list@yahoo.com> parents: 9064 diff changeset	865 With no arguments, @code{echo} toggles the current echo state.\n\
11547 e1851653d59c Eliminate @deffn macros. Rik <octave@nomad.inbox5.com> parents: 11523 diff changeset	866 @end deftypefn")
1588 27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	867 {
2086 bfb775fb6fe8 [project @ 1996-04-25 05:55:19 by jwe] jwe parents: 1996 diff changeset	868 octave_value_list retval;
1588 27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	869
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1750 diff changeset	870 int argc = args.length () + 1;
3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1750 diff changeset	871
1968 a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1957 diff changeset	872 string_vector argv = args.make_argv ("echo");
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1750 diff changeset	873
3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1750 diff changeset	874 if (error_state)
3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1750 diff changeset	875 return retval;
1588 27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	876
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	877 switch (argc)
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	878 {
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	879 case 1:
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	880 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	881 if ((Vecho_executing_commands & ECHO_SCRIPTS)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	882 \|\| (Vecho_executing_commands & ECHO_FUNCTIONS))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	883 Vecho_executing_commands = ECHO_OFF;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	884 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	885 Vecho_executing_commands = ECHO_SCRIPTS;
1588 27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	886 }
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	887 break;
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	888
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	889 case 2:
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	890 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	891 std::string arg = argv[1];
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1750 diff changeset	892
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	893 if (arg == "on")
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	894 Vecho_executing_commands = ECHO_SCRIPTS;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	895 else if (arg == "off")
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	896 Vecho_executing_commands = ECHO_OFF;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	897 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	898 print_usage ();
1588 27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	899 }
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	900 break;
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	901
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	902 case 3:
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	903 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	904 std::string arg = argv[1];
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1750 diff changeset	905
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	906 if (arg == "on" && argv[2] == "all")
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	907 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	908 int tmp = (ECHO_SCRIPTS \| ECHO_FUNCTIONS);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	909 Vecho_executing_commands = tmp;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	910 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	911 else if (arg == "off" && argv[2] == "all")
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	912 Vecho_executing_commands = ECHO_OFF;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	913 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	914 print_usage ();
1588 27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	915 }
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	916 break;
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	917
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	918 default:
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5794 diff changeset	919 print_usage ();
1588 27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	920 break;
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	921 }
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	922
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	923 return retval;
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	924 }
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	925
2234 a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	926 DEFUN (completion_matches, args, nargout,
3332 7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	927 "-- texinfo --\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	928 @deftypefn {Built-in Function} {} completion_matches (@var{hint})\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	929 Generate possible completions given @var{hint}.\n\
2299 f296bbc757a1 [project @ 1996-06-23 03:45:44 by jwe] jwe parents: 2287 diff changeset	930 \n\
f296bbc757a1 [project @ 1996-06-23 03:45:44 by jwe] jwe parents: 2287 diff changeset	931 This function is provided for the benefit of programs like Emacs which\n\
3332 7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	932 might be controlling Octave and handling user input. The current\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	933 command number is not incremented when this function is called. This is\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	934 a feature, not a bug.\n\
3333 15cddaacbc2d [project @ 1999-11-03 19:53:59 by jwe] jwe parents: 3332 diff changeset	935 @end deftypefn")
2234 a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	936 {
2281 7d11fd3aaaa1 [project @ 1996-05-24 19:58:59 by jwe] jwe parents: 2275 diff changeset	937 octave_value retval;
2234 a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	938
a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	939 int nargin = args.length ();
a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	940
a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	941 if (nargin == 1)
a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	942 {
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3519 diff changeset	943 std::string hint = args(0).string_value ();
2234 a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	944
a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	945 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	946 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	947 int n = 32;
2234 a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	948
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	949 string_vector list (n);
2234 a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	950
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	951 int k = 0;
2234 a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	952
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	953 for (;;)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	954 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	955 std::string cmd = generate_completion (hint, k);
2234 a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	956
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	957 if (! cmd.empty ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	958 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	959 if (k == n)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	960 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	961 n *= 2;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	962 list.resize (n);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	963 }
2235 896966940135 [project @ 1996-05-17 18:09:01 by jwe] jwe parents: 2234 diff changeset	964
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	965 list[k++] = cmd;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	966 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	967 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	968 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	969 list.resize (k);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	970 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	971 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	972 }
2234 a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	973
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	974 if (nargout > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	975 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	976 if (! list.empty ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	977 retval = list;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	978 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	979 retval = "";
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	980 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	981 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	982 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	983 // We don't use string_vector::list_in_columns here
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	984 // because it will be easier for Emacs if the names
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	985 // appear in a single column.
2235 896966940135 [project @ 1996-05-17 18:09:01 by jwe] jwe parents: 2234 diff changeset	986
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	987 int len = list.length ();
2234 a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	988
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	989 for (int i = 0; i < len; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	990 octave_stdout << list[i] << "\n";
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	991 }
2299 f296bbc757a1 [project @ 1996-06-23 03:45:44 by jwe] jwe parents: 2287 diff changeset	992
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	993 octave_completion_matches_called = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	994 }
2234 a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	995 }
a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	996 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5794 diff changeset	997 print_usage ();
2234 a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	998
a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	999 return retval;
a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	1000 }
a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	1001
3189 bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1002 DEFUN (read_readline_init_file, args, ,
3448 0fb75d95b14f [project @ 2000-01-17 20:38:31 by jwe] jwe parents: 3373 diff changeset	1003 "-- texinfo --\n\
0fb75d95b14f [project @ 2000-01-17 20:38:31 by jwe] jwe parents: 3373 diff changeset	1004 @deftypefn {Built-in Function} {} read_readline_init_file (@var{file})\n\
7007 6304d9ea0a30 [project @ 2007-10-11 16:26:36 by jwe] jwe parents: 6991 diff changeset	1005 Read the readline library initialization file @var{file}. If\n\
3448 0fb75d95b14f [project @ 2000-01-17 20:38:31 by jwe] jwe parents: 3373 diff changeset	1006 @var{file} is omitted, read the default initialization file (normally\n\
6615 687ae48b2253 [project @ 2007-05-13 06:24:57 by jwe] jwe parents: 6489 diff changeset	1007 @file{~/.inputrc}).\n\
687ae48b2253 [project @ 2007-05-13 06:24:57 by jwe] jwe parents: 6489 diff changeset	1008 \n\
687ae48b2253 [project @ 2007-05-13 06:24:57 by jwe] jwe parents: 6489 diff changeset	1009 @xref{Readline Init File, , , readline, GNU Readline Library},\n\
687ae48b2253 [project @ 2007-05-13 06:24:57 by jwe] jwe parents: 6489 diff changeset	1010 for details.\n\
3448 0fb75d95b14f [project @ 2000-01-17 20:38:31 by jwe] jwe parents: 3373 diff changeset	1011 @end deftypefn")
3189 bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1012 {
bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1013 octave_value_list retval;
bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1014
bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1015 int nargin = args.length ();
bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1016
bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1017 if (nargin == 0)
bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1018 command_editor::read_init_file ();
bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1019 else if (nargin == 1)
bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1020 {
5872 44f24cf66b95 [project @ 2006-06-30 18:19:20 by jwe] jwe parents: 5832 diff changeset	1021 std::string file = args(0).string_value ();
3189 bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1022
bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1023 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1024 command_editor::read_init_file (file);
3189 bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1025 }
bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1026 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5794 diff changeset	1027 print_usage ();
3189 bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1028
bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1029 return retval;
bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1030 }
bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1031
7758 8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1032 DEFUN (re_read_readline_init_file, args, ,
8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1033 "-- texinfo --\n\
8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1034 @deftypefn {Built-in Function} {} re_read_readline_init_file ()\n\
8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1035 Re-read the last readline library initialization file that was read.\n\
8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1036 @xref{Readline Init File, , , readline, GNU Readline Library},\n\
8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1037 for details.\n\
8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1038 @end deftypefn")
8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1039 {
8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1040 octave_value_list retval;
8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1041
8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1042 if (args.length () == 0)
8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1043 command_editor::re_read_init_file ();
8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1044 else
8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1045 print_usage ();
8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1046
8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1047 return retval;
8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1048 }
8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1049
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1050 typedef std::map<std::string, octave_value> hook_fcn_map_type;
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1051
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1052 static hook_fcn_map_type hook_fcn_map;
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1053
4802 b3f20980be32 [project @ 2004-02-25 05:14:19 by jwe] jwe parents: 4604 diff changeset	1054 static int
3519 957d7d6ab0e0 [project @ 2000-02-02 06:00:09 by jwe] jwe parents: 3503 diff changeset	1055 input_event_hook (void)
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1056 {
16149 49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16139 diff changeset	1057 hook_fcn_map_type::iterator p = hook_fcn_map.begin ();
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1058
16149 49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16139 diff changeset	1059 while (p != hook_fcn_map.end ())
49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16139 diff changeset	1060 {
49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16139 diff changeset	1061 std::string hook_fcn = p->first;
49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16139 diff changeset	1062 octave_value user_data = p->second;
11367 b2191ebea12f don't process input_event_hook when we are parsing a function John W. Eaton <jwe@octave.org> parents: 11258 diff changeset	1063
16149 49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16139 diff changeset	1064 hook_fcn_map_type::iterator q = p++;
11367 b2191ebea12f don't process input_event_hook when we are parsing a function John W. Eaton <jwe@octave.org> parents: 11258 diff changeset	1065
16149 49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16139 diff changeset	1066 if (is_valid_function (hook_fcn))
49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16139 diff changeset	1067 {
49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16139 diff changeset	1068 if (user_data.is_defined ())
49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16139 diff changeset	1069 feval (hook_fcn, user_data, 0);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1070 else
16149 49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16139 diff changeset	1071 feval (hook_fcn, octave_value_list (), 0);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1072 }
16149 49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16139 diff changeset	1073 else
49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16139 diff changeset	1074 hook_fcn_map.erase (q);
4526 8952973c6837 [project @ 2003-10-02 18:33:58 by jwe] jwe parents: 4272 diff changeset	1075 }
8952973c6837 [project @ 2003-10-02 18:33:58 by jwe] jwe parents: 4272 diff changeset	1076
16149 49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16139 diff changeset	1077 if (hook_fcn_map.empty ())
49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16139 diff changeset	1078 command_editor::remove_event_hook (input_event_hook);
16152 c48847a781d5 * input.cc (input_event_hook): Return 0. John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	1079
c48847a781d5 * input.cc (input_event_hook): Return 0. John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	1080 return 0;
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1081 }
e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1082
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1083 DEFUN (add_input_event_hook, args, ,
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1084 "-- texinfo --\n\
12573 232a90612254 Add new section on parsing to documentation. Rik <octave@nomad.inbox5.com> parents: 12483 diff changeset	1085 @deftypefn {Built-in Function} {} add_input_event_hook (@var{fcn})\n\
232a90612254 Add new section on parsing to documentation. Rik <octave@nomad.inbox5.com> parents: 12483 diff changeset	1086 @deftypefnx {Built-in Function} {} add_input_event_hook (@var{fcn}, @var{data})\n\
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1087 Add the named function @var{fcn} to the list of functions to call\n\
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1088 periodically when Octave is waiting for input. The function should\n\
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1089 have the form\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10463 diff changeset	1090 \n\
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1091 @example\n\
e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1092 @var{fcn} (@var{data})\n\
e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1093 @end example\n\
e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1094 \n\
e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1095 If @var{data} is omitted, Octave calls the function without any\n\
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1096 arguments.\n\
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1097 @seealso{remove_input_event_hook}\n\
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1098 @end deftypefn")
e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1099 {
e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1100 octave_value_list retval;
e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1101
e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1102 int nargin = args.length ();
e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1103
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1104 if (nargin == 1 \|\| nargin == 2)
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1105 {
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1106 octave_value user_data;
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1107
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1108 if (nargin == 2)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1109 user_data = args(1);
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1110
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1111 std::string hook_fcn = args(0).string_value ();
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1112
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1113 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1114 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1115 if (hook_fcn_map.empty ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1116 command_editor::add_event_hook (input_event_hook);
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1117
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1118 hook_fcn_map[hook_fcn] = user_data;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1119 }
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1120 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1121 error ("add_input_event_hook: expecting string as first arg");
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1122 }
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1123 else
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1124 print_usage ();
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1125
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1126 return retval;
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1127 }
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1128
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1129 DEFUN (remove_input_event_hook, args, ,
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1130 "-- texinfo --\n\
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1131 @deftypefn {Built-in Function} {} remove_input_event_hook (@var{fcn})\n\
12573 232a90612254 Add new section on parsing to documentation. Rik <octave@nomad.inbox5.com> parents: 12483 diff changeset	1132 Remove the named function @var{fcn} from the list of functions to call\n\
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1133 periodically when Octave is waiting for input.\n\
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1134 @seealso{add_input_event_hook}\n\
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1135 @end deftypefn")
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1136 {
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1137 octave_value_list retval;
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1138
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1139 int nargin = args.length ();
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1140
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1141 if (nargin == 1)
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1142 {
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1143 std::string hook_fcn = args(0).string_value ();
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1144
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1145 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1146 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1147 hook_fcn_map_type::iterator p = hook_fcn_map.find (hook_fcn);
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1148
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1149 if (p != hook_fcn_map.end ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1150 hook_fcn_map.erase (p);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1151 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1152 error ("remove_input_event_hook: %s not found in list",
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1153 hook_fcn.c_str ());
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1154
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1155 if (hook_fcn_map.empty ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1156 command_editor::remove_event_hook (input_event_hook);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1157 }
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1158 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1159 error ("remove_input_event_hook: expecting string as first arg");
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1160 }
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1161 else
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1162 print_usage ();
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1163
e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1164 return retval;
e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1165 }
e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1166
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1167 DEFUN (PS1, args, nargout,
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1168 "-- texinfo --\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10463 diff changeset	1169 @deftypefn {Built-in Function} {@var{val} =} PS1 ()\n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1170 @deftypefnx {Built-in Function} {@var{old_val} =} PS1 (@var{new_val})\n\
13951 79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1171 @deftypefnx {Built-in Function} {} PS1 (@var{new_val}, \"local\")\n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1172 Query or set the primary prompt string. When executing interactively,\n\
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1173 Octave displays the primary prompt when it is ready to read a command.\n\
3332 7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1174 \n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1175 The default value of the primary prompt string is @code{\"\\s:\\#> \"}.\n\
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1176 To change it, use a command like\n\
3332 7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1177 \n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1178 @example\n\
11405 51b6193e90bb Documentation fixes Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 11367 diff changeset	1179 PS1 (\"\\\\u@@\\\\H> \")\n\
3332 7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1180 @end example\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1181 \n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1182 @noindent\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1183 which will result in the prompt @samp{boris@@kremvax> } for the user\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1184 @samp{boris} logged in on the host @samp{kremvax.kgb.su}. Note that two\n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1185 backslashes are required to enter a backslash into a double-quoted\n\
11413 ae0deb52af27 Correct use of xref macro to prevent Texinfo warning. Rik <octave@nomad.inbox5.com> parents: 11405 diff changeset	1186 character string. @xref{Strings}.\n\
11405 51b6193e90bb Documentation fixes Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 11367 diff changeset	1187 \n\
51b6193e90bb Documentation fixes Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 11367 diff changeset	1188 You can also use ANSI escape sequences if your terminal supports them.\n\
11575 d6619410e79c Spellcheck documentation before 3.4 release. Rik <octave@nomad.inbox5.com> parents: 11572 diff changeset	1189 This can be useful for coloring the prompt. For example,\n\
11405 51b6193e90bb Documentation fixes Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 11367 diff changeset	1190 \n\
51b6193e90bb Documentation fixes Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 11367 diff changeset	1191 @example\n\
14880 9e5df4d6cefa doc: typo on PS1 documentation example Carnë Draug <carandraug+dev@gmail.com> parents: 14138 diff changeset	1192 PS1 (\"\\\\[\\\\033[01;31m\\\\]\\\\s:\\\\#> \\\\[\\\\033[0m\\\\]\")\n\
11405 51b6193e90bb Documentation fixes Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 11367 diff changeset	1193 @end example\n\
51b6193e90bb Documentation fixes Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 11367 diff changeset	1194 \n\
11572 7d6d8c1e471f Grammarcheck Texinfo for files in src directory. Rik <octave@nomad.inbox5.com> parents: 11547 diff changeset	1195 @noindent\n\
11575 d6619410e79c Spellcheck documentation before 3.4 release. Rik <octave@nomad.inbox5.com> parents: 11572 diff changeset	1196 will give the default Octave prompt a red coloring.\n\
13951 79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1197 \n\
79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1198 When called from inside a function with the \"local\" option, the variable is\n\
79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1199 changed locally for the function and any subroutines it calls. The original\n\
79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1200 variable value is restored when exiting the function.\n\
6373 b3c37bc17c5f [project @ 2007-03-01 15:49:03 by jwe] jwe parents: 6367 diff changeset	1201 @seealso{PS2, PS4}\n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1202 @end deftypefn")
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1203 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1204 return SET_INTERNAL_VARIABLE (PS1);
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1205 }
2181 138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	1206
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1207 DEFUN (PS2, args, nargout,
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1208 "-- texinfo --\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10463 diff changeset	1209 @deftypefn {Built-in Function} {@var{val} =} PS2 ()\n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1210 @deftypefnx {Built-in Function} {@var{old_val} =} PS2 (@var{new_val})\n\
13951 79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1211 @deftypefnx {Built-in Function} {} PS2 (@var{new_val}, \"local\")\n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1212 Query or set the secondary prompt string. The secondary prompt is\n\
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1213 printed when Octave is expecting additional input to complete a\n\
9035 57649dcecb55 Documentation cleanup of basics.texi Rik <rdrider0-list@yahoo.com> parents: 8920 diff changeset	1214 command. For example, if you are typing a @code{for} loop that spans several\n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1215 lines, Octave will print the secondary prompt at the beginning of\n\
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1216 each line after the first. The default value of the secondary prompt\n\
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1217 string is @code{\"> \"}.\n\
13951 79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1218 \n\
79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1219 When called from inside a function with the \"local\" option, the variable is\n\
79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1220 changed locally for the function and any subroutines it calls. The original\n\
79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1221 variable value is restored when exiting the function.\n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1222 @seealso{PS1, PS4}\n\
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1223 @end deftypefn")
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1224 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1225 return SET_INTERNAL_VARIABLE (PS2);
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1226 }
2181 138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	1227
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1228 DEFUN (PS4, args, nargout,
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1229 "-- texinfo --\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10463 diff changeset	1230 @deftypefn {Built-in Function} {@var{val} =} PS4 ()\n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1231 @deftypefnx {Built-in Function} {@var{old_val} =} PS4 (@var{new_val})\n\
13951 79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1232 @deftypefnx {Built-in Function} {} PS4 (@var{new_val}, \"local\")\n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1233 Query or set the character string used to prefix output produced\n\
9134 a3739e27b017 Update section 2.4 of basics.txi Rik <rdrider0-list@yahoo.com> parents: 9064 diff changeset	1234 when echoing commands is enabled.\n\
6620 bf4bdc21dc8d [project @ 2007-05-14 17:35:46 by jwe] jwe parents: 6615 diff changeset	1235 The default value is @code{\"+ \"}.\n\
9134 a3739e27b017 Update section 2.4 of basics.txi Rik <rdrider0-list@yahoo.com> parents: 9064 diff changeset	1236 @xref{Diary and Echo Commands}, for a description of echoing commands.\n\
13951 79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1237 \n\
79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1238 When called from inside a function with the \"local\" option, the variable is\n\
79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1239 changed locally for the function and any subroutines it calls. The original\n\
79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1240 variable value is restored when exiting the function.\n\
9134 a3739e27b017 Update section 2.4 of basics.txi Rik <rdrider0-list@yahoo.com> parents: 9064 diff changeset	1241 @seealso{echo, echo_executing_commands, PS1, PS2}\n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1242 @end deftypefn")
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1243 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1244 return SET_INTERNAL_VARIABLE (PS4);
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1245 }
2181 138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	1246
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1247 DEFUN (completion_append_char, args, nargout,
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1248 "-- texinfo --\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10463 diff changeset	1249 @deftypefn {Built-in Function} {@var{val} =} completion_append_char ()\n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1250 @deftypefnx {Built-in Function} {@var{old_val} =} completion_append_char (@var{new_val})\n\
13951 79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1251 @deftypefnx {Built-in Function} {} completion_append_char (@var{new_val}, \"local\")\n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1252 Query or set the internal character variable that is appended to\n\
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1253 successful command-line completion attempts. The default\n\
3332 7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1254 value is @code{\" \"} (a single space).\n\
13951 79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1255 \n\
79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1256 When called from inside a function with the \"local\" option, the variable is\n\
79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1257 changed locally for the function and any subroutines it calls. The original\n\
79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1258 variable value is restored when exiting the function.\n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1259 @end deftypefn")
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1260 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1261 return SET_INTERNAL_VARIABLE (completion_append_char);
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1262 }
3019 92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	1263
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1264 DEFUN (echo_executing_commands, args, nargout,
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1265 "-- texinfo --\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10463 diff changeset	1266 @deftypefn {Built-in Function} {@var{val} =} echo_executing_commands ()\n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1267 @deftypefnx {Built-in Function} {@var{old_val} =} echo_executing_commands (@var{new_val})\n\
13951 79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1268 @deftypefnx {Built-in Function} {} echo_executing_commands (@var{new_val}, \"local\")\n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1269 Query or set the internal variable that controls the echo state.\n\
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1270 It may be the sum of the following values:\n\
3332 7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1271 \n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1272 @table @asis\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1273 @item 1\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1274 Echo commands read from script files.\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1275 \n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1276 @item 2\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1277 Echo commands from functions.\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1278 \n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1279 @item 4\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1280 Echo commands read from command line.\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1281 @end table\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1282 \n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1283 More than one state can be active at once. For example, a value of 3 is\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1284 equivalent to the command @kbd{echo on all}.\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1285 \n\
9134 a3739e27b017 Update section 2.4 of basics.txi Rik <rdrider0-list@yahoo.com> parents: 9064 diff changeset	1286 The value of @code{echo_executing_commands} may be set by the @kbd{echo}\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10463 diff changeset	1287 command or the command line option @option{--echo-commands}.\n\
13951 79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1288 \n\
79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1289 When called from inside a function with the \"local\" option, the variable is\n\
79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1290 changed locally for the function and any subroutines it calls. The original\n\
79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1291 variable value is restored when exiting the function.\n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1292 @end deftypefn")
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1293 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1294 return SET_INTERNAL_VARIABLE (echo_executing_commands);
2181 138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	1295 }
138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	1296
6257 44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1297 DEFUN (__request_drawnow__, args, ,
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1298 "-- texinfo --\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10463 diff changeset	1299 @deftypefn {Built-in Function} {} __request_drawnow__ ()\n\
6257 44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1300 @deftypefnx {Built-in Function} {} __request_drawnow__ (@var{flag})\n\
6945 6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe] jwe parents: 6913 diff changeset	1301 Undocumented internal function.\n\
6257 44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1302 @end deftypefn")
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1303 {
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1304 octave_value retval;
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1305
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1306 int nargin = args.length ();
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1307
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1308 if (nargin == 0)
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1309 Vdrawnow_requested = true;
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1310 else if (nargin == 1)
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1311 Vdrawnow_requested = args(0).bool_value ();
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1312 else
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1313 print_usage ();
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1314
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1315 return retval;
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1316 }
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1317
7294 fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1318 DEFUN (__gud_mode__, args, ,
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1319 "-- texinfo --\n\
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1320 @deftypefn {Built-in Function} {} __gud_mode__ ()\n\
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1321 Undocumented internal function.\n\
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1322 @end deftypefn")
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1323 {
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1324 octave_value retval;
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1325
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1326 int nargin = args.length ();
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1327
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1328 if (nargin == 0)
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1329 retval = Vgud_mode;
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1330 else if (nargin == 1)
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1331 Vgud_mode = args(0).bool_value ();
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1332 else
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1333 print_usage ();
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1334
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1335 return retval;
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1336 }
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1337
7818 5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1338 DEFUN (filemarker, args, nargout,
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1339 "-- texinfo --\n\
12211 11faa69c4eaa Add S_ISBLK and family of functions to documentation. Rik <octave@nomad.inbox5.com> parents: 12179 diff changeset	1340 @deftypefn {Built-in Function} {@var{val} =} filemarker ()\n\
11faa69c4eaa Add S_ISBLK and family of functions to documentation. Rik <octave@nomad.inbox5.com> parents: 12179 diff changeset	1341 @deftypefnx {Built-in Function} {} filemarker (@var{new_val})\n\
13951 79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1342 @deftypefnx {Built-in Function} {} filemarker (@var{new_val}, \"local\")\n\
11572 7d6d8c1e471f Grammarcheck Texinfo for files in src directory. Rik <octave@nomad.inbox5.com> parents: 11547 diff changeset	1343 Query or set the character used to separate filename from the\n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 9035 diff changeset	1344 the subfunction names contained within the file. This can be used in\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10463 diff changeset	1345 a generic manner to interact with subfunctions. For example,\n\
7818 5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1346 \n\
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1347 @example\n\
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1348 help ([\"myfunc\", filemarker, \"mysubfunc\"])\n\
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1349 @end example\n\
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1350 \n\
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1351 @noindent\n\
14852 53d2c3598d33 doc: Periodic spellcheck of documentation. Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	1352 returns the help string associated with the subfunction @code{mysubfunc}\n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 9035 diff changeset	1353 of the function @code{myfunc}. Another use of @code{filemarker} is when\n\
14852 53d2c3598d33 doc: Periodic spellcheck of documentation. Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	1354 debugging it allows easier placement of breakpoints within subfunctions.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10463 diff changeset	1355 For example,\n\
7818 5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1356 \n\
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1357 @example\n\
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1358 dbstop ([\"myfunc\", filemarker, \"mysubfunc\"])\n\
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1359 @end example\n\
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1360 \n\
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1361 @noindent\n\
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1362 will set a breakpoint at the first line of the subfunction @code{mysubfunc}.\n\
13951 79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1363 \n\
79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1364 When called from inside a function with the \"local\" option, the variable is\n\
79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1365 changed locally for the function and any subroutines it calls. The original\n\
79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1366 variable value is restored when exiting the function.\n\
7818 5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1367 @end deftypefn")
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1368 {
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1369 char tmp = Vfilemarker;
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1370 octave_value retval = SET_INTERNAL_VARIABLE (filemarker);
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1371
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1372 // The character passed must not be a legal character for a function name
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1373 if (! error_state && (::isalnum (Vfilemarker) \|\| Vfilemarker == '_'))
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1374 {
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1375 Vfilemarker = tmp;
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1376 error ("filemarker: character can not be a valid character for a function name");
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1377 }
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1378
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1379 return retval;
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1380 }

Mercurial > hg > octave-lyh

annotate libinterp/interpfcn/input.cc @ 16277:8cb65fd72164