octave: libinterp/corefcn/input.cc annotate

annotate libinterp/corefcn/input.cc @ 21127:df7891224709

maint: Use "return ovl (...)" in DEFUN macros. * cellfun.cc, data.cc, debug.cc, defaults.cc, det.cc, dirfns.cc, dlmread.cc, error.cc, file-io.cc, getrusage.cc, graphics.cc, help.cc, input.cc, inv.cc, kron.cc, load-path.cc, pager.cc, pinv.cc, rand.cc, strfns.cc, urlwrite.cc, chol.cc, ov-classdef.cc, ov-struct.cc: Use "return ovl (...)" in DEFUN macros, rather than "return octave_value (...)".

author	Rik <rik@octave.org>
date	Thu, 21 Jan 2016 09:47:50 -0800
parents	e39e05d90788
children	fcac5dbbf9ed

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
19697 4197fc428c7d maint: Update copyright notices for 2015. John W. Eaton <jwe@octave.org> parents: 19596 diff changeset	3 Copyright (C) 1993-2015 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"
21100 e39e05d90788 Switch gripe_XXX to either err_XXX or warn_XXX naming scheme. Rik <rik@octave.org> parents: 21078 diff changeset	50 #include "errwarn.h"
3016 f512c16826d1 [project @ 1997-06-03 03:16:13 by jwe] jwe parents: 3014 diff changeset	51 #include "help.h"
16381 f33dcbd6a005 move hook_function classes to separate file John W. Eaton <jwe@octave.org> parents: 16378 diff changeset	52 #include "hook-fcn.h"
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	53 #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	54 #include "lex.h"
5832 5e41e06f6a78 [project @ 2006-05-26 21:41:32 by jwe] jwe parents: 5823 diff changeset	55 #include "load-path.h"
16416 169f71c9d9c8 use octave_link instead of hook functions in input.cc John W. Eaton <jwe@octave.org> parents: 16395 diff changeset	56 #include "octave-link.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	57 #include "oct-map.h"
1742 a02f140ed897 [project @ 1996-01-12 11:09:39 by jwe] jwe parents: 1728 diff changeset	58 #include "oct-hist.h"
1670 6708c53892c1 [project @ 1995-12-27 04:33:00 by jwe] jwe parents: 1606 diff changeset	59 #include "toplev.h"
16528 9bc1f8278966 allow GUI to customize prompts at startup John W. Eaton <jwe@octave.org> parents: 16524 diff changeset	60 #include "octave-link.h"
20940 48b2ad5ee801 maint: Rename oct-obj.[cc\|h] to ovl.[cc\|h] for clarity. Rik <rik@octave.org> parents: 20939 diff changeset	61 #include "ovl.h"
16347 bf8397caeff1 allow add_input_event_hook to accept function handles John W. Eaton <jwe@octave.org> parents: 16336 diff changeset	62 #include "ov-fcn-handle.h"
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	63 #include "pager.h"
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	64 #include "parse.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	65 #include "pathlen.h"
3772 e44ffad3d06c [project @ 2001-02-03 06:23:38 by jwe] jwe parents: 3741 diff changeset	66 #include "pt.h"
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1750 diff changeset	67 #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	68 #include "pt-eval.h"
3805 44386b0e53da [project @ 2001-03-01 16:54:31 by jwe] jwe parents: 3804 diff changeset	69 #include "pt-stmt.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	70 #include "sighandlers.h"
16468 0f143f68078d use signal/slot for updating workspace instead of using event listener John W. Eaton <jwe@octave.org> parents: 16438 diff changeset	71 #include "symtab.h"
1114 971f2289d6de [project @ 1995-02-15 04:58:06 by jwe] jwe parents: 1112 diff changeset	72 #include "sysdep.h"
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	73 #include "toplev.h"
3098 f4acdc9a77cc [project @ 1997-11-14 09:30:20 by jwe] jwe parents: 3081 diff changeset	74 #include "unwind-prot.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	75 #include "utils.h"
19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	76 #include "variables.h"
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	77
2181 138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	78 // Primary prompt string.
16528 9bc1f8278966 allow GUI to customize prompts at startup John W. Eaton <jwe@octave.org> parents: 16524 diff changeset	79 static std::string VPS1;
2181 138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	80
138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	81 // Secondary prompt string.
16528 9bc1f8278966 allow GUI to customize prompts at startup John W. Eaton <jwe@octave.org> parents: 16524 diff changeset	82 static std::string VPS2;
2181 138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	83
138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	84 // 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	85 std::string VPS4 = "+ ";
2181 138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	86
3019 92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	87 // Echo commands as they are executed?
92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	88 //
92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	89 // 1 ==> echo commands read from script files
92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	90 // 2 ==> echo commands from functions
92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	91 // 4 ==> echo commands read from command line
92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	92 //
92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	93 // 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	94 int Vecho_executing_commands = ECHO_OFF;
3019 92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	95
3165 e4bbfc196e53 [project @ 1998-04-16 03:01:47 by jwe] jwe parents: 3100 diff changeset	96 // The time we last printed a prompt.
5832 5e41e06f6a78 [project @ 2006-05-26 21:41:32 by jwe] jwe parents: 5823 diff changeset	97 octave_time Vlast_prompt_time = 0.0;
3165 e4bbfc196e53 [project @ 1998-04-16 03:01:47 by jwe] jwe parents: 3100 diff changeset	98
2181 138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	99 // 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	100 static char Vcompletion_append_char = ' ';
2181 138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	101
19849 1c9ed5b4c73d input.h: change meaning of interactive and forced_interactive global variables. Carnë Draug <carandraug@octave.org> parents: 19701 diff changeset	102 // TRUE means this is an interactive shell (either forced or not)
3019 92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	103 bool interactive = false;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	104
3019 92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	105 // TRUE means the user forced this shell to be interactive (-i).
19849 1c9ed5b4c73d input.h: change meaning of interactive and forced_interactive global variables. Carnë Draug <carandraug@octave.org> parents: 19701 diff changeset	106 // FALSE means the shell would be interactive, independent of user settings.
3019 92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	107 bool forced_interactive = false;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	108
3804 4073be5aefa1 [project @ 2001-02-28 08:36:04 by jwe] jwe parents: 3772 diff changeset	109 // TRUE after a call to completion_matches.
2299 f296bbc757a1 [project @ 1996-06-23 03:45:44 by jwe] jwe parents: 2287 diff changeset	110 bool octave_completion_matches_called = false;
f296bbc757a1 [project @ 1996-06-23 03:45:44 by jwe] jwe parents: 2287 diff changeset	111
6257 44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	112 // 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	113 // the next user prompt.
7409 73036cdd855d [project @ 2008-01-22 20:31:59 by jwe] jwe parents: 7336 diff changeset	114 bool Vdrawnow_requested = false;
6257 44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	115
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	116 // TRUE if we are in debugging mode.
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	117 bool Vdebugging = false;
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	118
8841 c74389115610 auto repeat for debugging commands John W. Eaton <jwe@octave.org> parents: 8749 diff changeset	119 // 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	120 // that we can repeat the previous command if the user just types RET.
16336 0ce49f9fb171 "\n" is the new empty string (bug #38552) John W. Eaton <jwe@octave.org> parents: 16288 diff changeset	121 static std::string last_debugging_command = "\n";
8841 c74389115610 auto repeat for debugging commands John W. Eaton <jwe@octave.org> parents: 8749 diff changeset	122
7294 fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	123 // 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	124 static bool Vgud_mode = false;
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	125
7818 5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	126 // 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	127 char Vfilemarker = '>';
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	128
16378 b28ae106e316 use class for lists of input hook functions John W. Eaton <jwe@octave.org> parents: 16374 diff changeset	129 static hook_function_list input_event_hook_functions;
16349 610617eb84d1 provide pre- and post-input hook functions John W. Eaton <jwe@octave.org> parents: 16347 diff changeset	130
610617eb84d1 provide pre- and post-input hook functions John W. Eaton <jwe@octave.org> parents: 16347 diff changeset	131 // For octave_quit.
610617eb84d1 provide pre- and post-input hook functions John W. Eaton <jwe@octave.org> parents: 16347 diff changeset	132 void
610617eb84d1 provide pre- and post-input hook functions John W. Eaton <jwe@octave.org> parents: 16347 diff changeset	133 remove_input_event_hook_functions (void)
610617eb84d1 provide pre- and post-input hook functions John W. Eaton <jwe@octave.org> parents: 16347 diff changeset	134 {
16378 b28ae106e316 use class for lists of input hook functions John W. Eaton <jwe@octave.org> parents: 16374 diff changeset	135 input_event_hook_functions.clear ();
16349 610617eb84d1 provide pre- and post-input hook functions John W. Eaton <jwe@octave.org> parents: 16347 diff changeset	136 }
610617eb84d1 provide pre- and post-input hook functions John W. Eaton <jwe@octave.org> parents: 16347 diff changeset	137
16209 e7ff32e7cf82 move global promptflag variable to octave_reader class John W. Eaton <jwe@octave.org> parents: 16208 diff changeset	138 void
16528 9bc1f8278966 allow GUI to customize prompts at startup John W. Eaton <jwe@octave.org> parents: 16524 diff changeset	139 set_default_prompts (void)
9bc1f8278966 allow GUI to customize prompts at startup John W. Eaton <jwe@octave.org> parents: 16524 diff changeset	140 {
18037 708173343c50 use "octave" instead of "\\s" in default prompt John W. Eaton <jwe@octave.org> parents: 17787 diff changeset	141 // Use literal "octave" instead of "\\s" to avoid setting the prompt
708173343c50 use "octave" instead of "\\s" in default prompt John W. Eaton <jwe@octave.org> parents: 17787 diff changeset	142 // to "octave.exe" or "octave-gui", etc.
708173343c50 use "octave" instead of "\\s" in default prompt John W. Eaton <jwe@octave.org> parents: 17787 diff changeset	143
708173343c50 use "octave" instead of "\\s" in default prompt John W. Eaton <jwe@octave.org> parents: 17787 diff changeset	144 VPS1 = "octave:\\#> ";
16528 9bc1f8278966 allow GUI to customize prompts at startup John W. Eaton <jwe@octave.org> parents: 16524 diff changeset	145 VPS2 = "> ";
9bc1f8278966 allow GUI to customize prompts at startup John W. Eaton <jwe@octave.org> parents: 16524 diff changeset	146 VPS4 = "+ ";
9bc1f8278966 allow GUI to customize prompts at startup John W. Eaton <jwe@octave.org> parents: 16524 diff changeset	147
9bc1f8278966 allow GUI to customize prompts at startup John W. Eaton <jwe@octave.org> parents: 16524 diff changeset	148 octave_link::set_default_prompts (VPS1, VPS2, VPS4);
9bc1f8278966 allow GUI to customize prompts at startup John W. Eaton <jwe@octave.org> parents: 16524 diff changeset	149 }
9bc1f8278966 allow GUI to customize prompts at startup John W. Eaton <jwe@octave.org> parents: 16524 diff changeset	150
9bc1f8278966 allow GUI to customize prompts at startup John W. Eaton <jwe@octave.org> parents: 16524 diff changeset	151 void
16209 e7ff32e7cf82 move global promptflag variable to octave_reader class John W. Eaton <jwe@octave.org> parents: 16208 diff changeset	152 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	153 {
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	154 int do_echo = reading_script_file ()
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	155 ? (Vecho_executing_commands & ECHO_SCRIPTS)
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	156 : (Vecho_executing_commands & ECHO_CMD_LINE) && ! forced_interactive;
1588 27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	157
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	158 if (do_echo)
1044 1aa6f2edd975 [project @ 1995-01-18 16:35:01 by jwe] jwe parents: 1034 diff changeset	159 {
1403 69d15711b832 [project @ 1995-09-15 05:25:16 by jwe] jwe parents: 1363 diff changeset	160 if (forced_interactive)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	161 {
16209 e7ff32e7cf82 move global promptflag variable to octave_reader class John W. Eaton <jwe@octave.org> parents: 16208 diff changeset	162 if (pflag > 0)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	163 octave_stdout << command_editor::decode_prompt_string (VPS1);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	164 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	165 octave_stdout << command_editor::decode_prompt_string (VPS2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	166 }
1403 69d15711b832 [project @ 1995-09-15 05:25:16 by jwe] jwe parents: 1363 diff changeset	167 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	168 octave_stdout << command_editor::decode_prompt_string (VPS4);
1044 1aa6f2edd975 [project @ 1995-01-18 16:35:01 by jwe] jwe parents: 1034 diff changeset	169
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1750 diff changeset	170 if (! input_string.empty ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	171 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	172 octave_stdout << input_string;
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1750 diff changeset	173
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	174 if (input_string[input_string.length () - 1] != '\n')
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	175 octave_stdout << "\n";
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	176 }
1044 1aa6f2edd975 [project @ 1995-01-18 16:35:01 by jwe] jwe parents: 1034 diff changeset	177 }
1aa6f2edd975 [project @ 1995-01-18 16:35:01 by jwe] jwe parents: 1034 diff changeset	178 }
1aa6f2edd975 [project @ 1995-01-18 16:35:01 by jwe] jwe parents: 1034 diff changeset	179
16198 2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	180 static std::string
2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	181 gnu_readline (const std::string& s, bool& eof)
1822 3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	182 {
10142 829e69ec3110 make OCTAVE_QUIT a function Jaroslav Hajek <highegg@gmail.com> parents: 10066 diff changeset	183 octave_quit ();
5142 0f9108f298ab [project @ 2005-02-12 02:29:34 by jwe] jwe parents: 5092 diff changeset	184
16097 2f4fa62089b3 improve end of file handling for lexer input John W. Eaton <jwe@octave.org> parents: 16053 diff changeset	185 eof = false;
2f4fa62089b3 improve end of file handling for lexer input John W. Eaton <jwe@octave.org> parents: 16053 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 std::string retval = command_editor::readline (s, eof);
19595 be7ac98fab43 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 19379 diff changeset	188
16198 2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	189 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	190 retval = "\n";
1822 3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	191
3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	192 return retval;
3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	193 }
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 529 diff changeset	194
6257 44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	195 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	196 interactive_input (const std::string& s, bool& eof)
6257 44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	197 {
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	198 Vlast_prompt_time.stamp ();
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	199
19849 1c9ed5b4c73d input.h: change meaning of interactive and forced_interactive global variables. Carnë Draug <carandraug@octave.org> parents: 19701 diff changeset	200 if (Vdrawnow_requested && interactive)
6257 44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	201 {
20743 b6408331bfa2 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20741 diff changeset	202 bool eval_error = false;
b6408331bfa2 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20741 diff changeset	203
b6408331bfa2 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20741 diff changeset	204 try
b6408331bfa2 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20741 diff changeset	205 {
b6408331bfa2 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20741 diff changeset	206 feval ("drawnow");
b6408331bfa2 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20741 diff changeset	207 }
b6408331bfa2 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20741 diff changeset	208 catch (const octave_execution_exception& e)
b6408331bfa2 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20741 diff changeset	209 {
b6408331bfa2 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20741 diff changeset	210 eval_error = true;
b6408331bfa2 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20741 diff changeset	211
b6408331bfa2 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20741 diff changeset	212 std::string stack_trace = e.info ();
b6408331bfa2 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20741 diff changeset	213
b6408331bfa2 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20741 diff changeset	214 if (! stack_trace.empty ())
b6408331bfa2 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20741 diff changeset	215 std::cerr << stack_trace;
b6408331bfa2 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20741 diff changeset	216
b6408331bfa2 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20741 diff changeset	217 if (interactive)
b6408331bfa2 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20741 diff changeset	218 recover_from_exception ();
b6408331bfa2 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20741 diff changeset	219 }
6257 44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	220
6367 268bfc8a2755 [project @ 2007-02-28 20:16:05 by jwe] jwe parents: 6317 diff changeset	221 flush_octave_stdout ();
268bfc8a2755 [project @ 2007-02-28 20:16:05 by jwe] jwe parents: 6317 diff changeset	222
20743 b6408331bfa2 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20741 diff changeset	223 // We set Vdrawnow_requested to false even if there is an error in
b6408331bfa2 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20741 diff changeset	224 // drawnow so that the error doesn't reappear at every prompt.
6305 48f8af442b8a [project @ 2007-02-14 22:16:53 by jwe] jwe parents: 6257 diff changeset	225
6257 44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	226 Vdrawnow_requested = false;
6305 48f8af442b8a [project @ 2007-02-14 22:16:53 by jwe] jwe parents: 6257 diff changeset	227
20743 b6408331bfa2 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20741 diff changeset	228 if (eval_error)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	229 return "\n";
6257 44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	230 }
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	231
16198 2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	232 return gnu_readline (s, eof);
6257 44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	233 }
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	234
16195 b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	235 std::string
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	236 octave_base_reader::octave_gets (bool& eof)
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	237 {
10142 829e69ec3110 make OCTAVE_QUIT a function Jaroslav Hajek <highegg@gmail.com> parents: 10066 diff changeset	238 octave_quit ();
5142 0f9108f298ab [project @ 2005-02-12 02:29:34 by jwe] jwe parents: 5092 diff changeset	239
16097 2f4fa62089b3 improve end of file handling for lexer input John W. Eaton <jwe@octave.org> parents: 16053 diff changeset	240 eof = false;
2f4fa62089b3 improve end of file handling for lexer input John W. Eaton <jwe@octave.org> parents: 16053 diff changeset	241
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3519 diff changeset	242 std::string retval;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	243
16349 610617eb84d1 provide pre- and post-input hook functions John W. Eaton <jwe@octave.org> parents: 16347 diff changeset	244 // Process pre input event hook function prior to flushing output and
610617eb84d1 provide pre- and post-input hook functions John W. Eaton <jwe@octave.org> parents: 16347 diff changeset	245 // printing the prompt.
610617eb84d1 provide pre- and post-input hook functions John W. Eaton <jwe@octave.org> parents: 16347 diff changeset	246
19849 1c9ed5b4c73d input.h: change meaning of interactive and forced_interactive global variables. Carnë Draug <carandraug@octave.org> parents: 19701 diff changeset	247 if (interactive)
16438 a971d8bdaadc use signals instead of event queue for entering/leaving debug mode John W. Eaton <jwe@octave.org> parents: 16433 diff changeset	248 {
a971d8bdaadc use signals instead of event queue for entering/leaving debug mode John W. Eaton <jwe@octave.org> parents: 16433 diff changeset	249 if (! Vdebugging)
a971d8bdaadc use signals instead of event queue for entering/leaving debug mode John W. Eaton <jwe@octave.org> parents: 16433 diff changeset	250 octave_link::exit_debugger_event ();
a971d8bdaadc use signals instead of event queue for entering/leaving debug mode John W. Eaton <jwe@octave.org> parents: 16433 diff changeset	251
a971d8bdaadc use signals instead of event queue for entering/leaving debug mode John W. Eaton <jwe@octave.org> parents: 16433 diff changeset	252 octave_link::pre_input_event ();
16468 0f143f68078d use signal/slot for updating workspace instead of using event listener John W. Eaton <jwe@octave.org> parents: 16438 diff changeset	253
16524 6a8e63dadfad provide octave_link::set_workspace function with default values John W. Eaton <jwe@octave.org> parents: 16502 diff changeset	254 octave_link::set_workspace ();
16438 a971d8bdaadc use signals instead of event queue for entering/leaving debug mode John W. Eaton <jwe@octave.org> parents: 16433 diff changeset	255 }
16349 610617eb84d1 provide pre- and post-input hook functions John W. Eaton <jwe@octave.org> parents: 16347 diff changeset	256
8841 c74389115610 auto repeat for debugging commands John W. Eaton <jwe@octave.org> parents: 8749 diff changeset	257 bool history_skip_auto_repeated_debugging_command = false;
c74389115610 auto repeat for debugging commands John W. Eaton <jwe@octave.org> parents: 8749 diff changeset	258
16209 e7ff32e7cf82 move global promptflag variable to octave_reader class John W. Eaton <jwe@octave.org> parents: 16208 diff changeset	259 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	260
2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	261 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	262
2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	263 pipe_handler_error_count = 0;
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1750 diff changeset	264
16198 2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	265 flush_octave_stdout ();
2618 aa667ac18d12 [project @ 1997-01-23 03:16:28 by jwe] jwe parents: 2470 diff changeset	266
16198 2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	267 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	268 octave_diary_stream::reset ();
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	269
16198 2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	270 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	271
16198 2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	272 retval = interactive_input (prompt, eof);
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 529 diff changeset	273
16198 2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	274 // 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	275 // user input.
16336 0ce49f9fb171 "\n" is the new empty string (bug #38552) John W. Eaton <jwe@octave.org> parents: 16288 diff changeset	276 if (retval != "\n"
16198 2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	277 && 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	278 {
2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	279 load_path::update ();
8841 c74389115610 auto repeat for debugging commands John W. Eaton <jwe@octave.org> parents: 8749 diff changeset	280
16198 2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	281 if (Vdebugging)
2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	282 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	283 else
16336 0ce49f9fb171 "\n" is the new empty string (bug #38552) John W. Eaton <jwe@octave.org> parents: 16288 diff changeset	284 last_debugging_command = "\n";
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	285 }
16198 2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	286 else if (Vdebugging)
2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	287 {
2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	288 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	289 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	290 }
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	291
16336 0ce49f9fb171 "\n" is the new empty string (bug #38552) John W. Eaton <jwe@octave.org> parents: 16288 diff changeset	292 if (retval != "\n")
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	293 {
16198 2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	294 if (! history_skip_auto_repeated_debugging_command)
17215 7c06875c2dcc Backed out changeset 3d1205d5771e John W. Eaton <jwe@octave.org> parents: 17214 diff changeset	295 {
17219 33ce8c381f2c make history widget respect history_control settings (bug #39728) Torsten <ttl@justmail.de> parents: 17215 diff changeset	296 if (command_history::add (retval))
17215 7c06875c2dcc Backed out changeset 3d1205d5771e John W. Eaton <jwe@octave.org> parents: 17214 diff changeset	297 octave_link::append_history (retval);
7c06875c2dcc Backed out changeset 3d1205d5771e John W. Eaton <jwe@octave.org> parents: 17214 diff changeset	298 }
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	299
16207 0467d68ca891 move current_input_line to lexical_feedback class John W. Eaton <jwe@octave.org> parents: 16203 diff changeset	300 octave_diary << retval;
3176 fccab8e7d35f [project @ 1998-05-18 20:33:31 by jwe] jwe parents: 3165 diff changeset	301
16207 0467d68ca891 move current_input_line to lexical_feedback class John W. Eaton <jwe@octave.org> parents: 16203 diff changeset	302 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	303 octave_diary << "\n";
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 529 diff changeset	304
16207 0467d68ca891 move current_input_line to lexical_feedback class John W. Eaton <jwe@octave.org> parents: 16203 diff changeset	305 do_input_echo (retval);
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	306 }
16198 2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	307 else
3176 fccab8e7d35f [project @ 1998-05-18 20:33:31 by jwe] jwe parents: 3165 diff changeset	308 octave_diary << "\n";
9476 d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9396 diff changeset	309
16349 610617eb84d1 provide pre- and post-input hook functions John W. Eaton <jwe@octave.org> parents: 16347 diff changeset	310 // Process post input event hook function after the internal history
610617eb84d1 provide pre- and post-input hook functions John W. Eaton <jwe@octave.org> parents: 16347 diff changeset	311 // list has been updated.
610617eb84d1 provide pre- and post-input hook functions John W. Eaton <jwe@octave.org> parents: 16347 diff changeset	312
19849 1c9ed5b4c73d input.h: change meaning of interactive and forced_interactive global variables. Carnë Draug <carandraug@octave.org> parents: 19701 diff changeset	313 if (interactive)
16433 2c8860d563e5 fix incorrect call to octave_link::pre_input_event John W. Eaton <jwe@octave.org> parents: 16431 diff changeset	314 octave_link::post_input_event ();
16349 610617eb84d1 provide pre- and post-input hook functions John W. Eaton <jwe@octave.org> parents: 16347 diff changeset	315
1822 3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	316 return retval;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	317 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	318
17731 f79bf671a493 eliminate global LEXER variable John W. Eaton <jwe@octave.org> parents: 17323 diff changeset	319 bool
f79bf671a493 eliminate global LEXER variable John W. Eaton <jwe@octave.org> parents: 17323 diff changeset	320 octave_base_reader::reading_fcn_file (void) const
f79bf671a493 eliminate global LEXER variable John W. Eaton <jwe@octave.org> parents: 17323 diff changeset	321 {
f79bf671a493 eliminate global LEXER variable John W. Eaton <jwe@octave.org> parents: 17323 diff changeset	322 return lexer ? lexer->reading_fcn_file : false;
f79bf671a493 eliminate global LEXER variable John W. Eaton <jwe@octave.org> parents: 17323 diff changeset	323 }
f79bf671a493 eliminate global LEXER variable John W. Eaton <jwe@octave.org> parents: 17323 diff changeset	324
f79bf671a493 eliminate global LEXER variable John W. Eaton <jwe@octave.org> parents: 17323 diff changeset	325 bool
f79bf671a493 eliminate global LEXER variable John W. Eaton <jwe@octave.org> parents: 17323 diff changeset	326 octave_base_reader::reading_classdef_file (void) const
f79bf671a493 eliminate global LEXER variable John W. Eaton <jwe@octave.org> parents: 17323 diff changeset	327 {
f79bf671a493 eliminate global LEXER variable John W. Eaton <jwe@octave.org> parents: 17323 diff changeset	328 return lexer ? lexer->reading_classdef_file : false;
f79bf671a493 eliminate global LEXER variable John W. Eaton <jwe@octave.org> parents: 17323 diff changeset	329 }
f79bf671a493 eliminate global LEXER variable John W. Eaton <jwe@octave.org> parents: 17323 diff changeset	330
f79bf671a493 eliminate global LEXER variable John W. Eaton <jwe@octave.org> parents: 17323 diff changeset	331 bool
f79bf671a493 eliminate global LEXER variable John W. Eaton <jwe@octave.org> parents: 17323 diff changeset	332 octave_base_reader::reading_script_file (void) const
f79bf671a493 eliminate global LEXER variable John W. Eaton <jwe@octave.org> parents: 17323 diff changeset	333 {
f79bf671a493 eliminate global LEXER variable John W. Eaton <jwe@octave.org> parents: 17323 diff changeset	334 return lexer ? lexer->reading_script_file : false;
f79bf671a493 eliminate global LEXER variable John W. Eaton <jwe@octave.org> parents: 17323 diff changeset	335 }
f79bf671a493 eliminate global LEXER variable John W. Eaton <jwe@octave.org> parents: 17323 diff changeset	336
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 529 diff changeset	337 // 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	338 // 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	339 // separate function.
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 529 diff changeset	340
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	341 FILE *
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	342 get_input_from_stdin (void)
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	343 {
2927 8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	344 command_editor::set_input_stream (stdin);
8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	345 return command_editor::get_input_stream ();
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	346 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	347
20713 2469d78a1d8b Consistently use 'filename' rather than 'file name' throughout code base. Rik <rik@octave.org> parents: 20704 diff changeset	348 // FIXME: make this generate filenames when appropriate.
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2900 diff changeset	349
2247 108d848901b4 [project @ 1996-05-22 07:39:29 by jwe] jwe parents: 2235 diff changeset	350 static string_vector
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3519 diff changeset	351 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	352 std::string& hint)
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	353 {
2247 108d848901b4 [project @ 1996-05-22 07:39:29 by jwe] jwe parents: 2235 diff changeset	354 string_vector names;
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	355
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2900 diff changeset	356 prefix = "";
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	357
4604 cba347c642e2 [project @ 2003-11-13 04:38:05 by jwe] jwe parents: 4565 diff changeset	358 if (looks_like_struct (text))
1430 045e70a15a8f [project @ 1995-09-19 07:05:37 by jwe] jwe parents: 1403 diff changeset	359 names = generate_struct_completions (text, prefix, hint);
045e70a15a8f [project @ 1995-09-19 07:05:37 by jwe] jwe parents: 1403 diff changeset	360 else
2247 108d848901b4 [project @ 1996-05-22 07:39:29 by jwe] jwe parents: 2235 diff changeset	361 names = make_name_list ();
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	362
2944 e9c24f32f175 [project @ 1997-05-08 02:42:22 by jwe] jwe parents: 2939 diff changeset	363 // Sort and remove duplicates.
2348 a88c5cc51f62 [project @ 1996-07-25 09:54:40 by jwe] jwe parents: 2327 diff changeset	364
8503 8ba2ee57c594 remove qsort in favor of sort Jaroslav Hajek <highegg@gmail.com> parents: 8447 diff changeset	365 names.sort (true);
2348 a88c5cc51f62 [project @ 1996-07-25 09:54:40 by jwe] jwe parents: 2327 diff changeset	366
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	367 return names;
b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	368 }
b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	369
9485 3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	370 static bool
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	371 is_completing_dirfns (void)
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	372 {
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	373 static std::string dirfns_commands[] = {"cd", "ls"};
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	374 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	375
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	376 bool retval = false;
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	377
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	378 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	379
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	380 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	381 {
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	382 int index = line.find (dirfns_commands[i] + " ");
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	383
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	384 if (index == 0)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	385 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	386 retval = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	387 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	388 }
9485 3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	389 }
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	390
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	391 return retval;
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	392 }
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	393
3536 e8fbc8c3d6d9 [project @ 2000-02-02 12:01:00 by jwe] jwe parents: 3534 diff changeset	394 static std::string
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3519 diff changeset	395 generate_completion (const std::string& text, int state)
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	396 {
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3519 diff changeset	397 std::string retval;
2944 e9c24f32f175 [project @ 1997-05-08 02:42:22 by jwe] jwe parents: 2939 diff changeset	398
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3519 diff changeset	399 static std::string prefix;
b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3519 diff changeset	400 static std::string hint;
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	401
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2900 diff changeset	402 static size_t hint_len = 0;
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	403
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	404 static int list_index = 0;
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2900 diff changeset	405 static int name_list_len = 0;
4604 cba347c642e2 [project @ 2003-11-13 04:38:05 by jwe] jwe parents: 4565 diff changeset	406 static int name_list_total_len = 0;
2247 108d848901b4 [project @ 1996-05-22 07:39:29 by jwe] jwe parents: 2235 diff changeset	407 static string_vector name_list;
4604 cba347c642e2 [project @ 2003-11-13 04:38:05 by jwe] jwe parents: 4565 diff changeset	408 static string_vector file_name_list;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	409
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	410 static int matches = 0;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	411
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	412 if (state == 0)
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	413 {
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	414 list_index = 0;
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	415
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2900 diff changeset	416 prefix = "";
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	417
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2900 diff changeset	418 hint = text;
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	419
9485 3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	420 // 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	421 // file/directory operation.
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	422
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	423 if (is_completing_dirfns ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	424 name_list = string_vector ();
9485 3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	425 else
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	426 name_list = generate_possible_completions (text, prefix, hint);
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	427
20232 a9574e3c6e9e Deprecate Array::length() and Sparse::length() in favour of ::numel(). Carnë Draug <carandraug@octave.org> parents: 20178 diff changeset	428 name_list_len = name_list.numel ();
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2900 diff changeset	429
4604 cba347c642e2 [project @ 2003-11-13 04:38:05 by jwe] jwe parents: 4565 diff changeset	430 file_name_list = command_editor::generate_filename_completions (text);
cba347c642e2 [project @ 2003-11-13 04:38:05 by jwe] jwe parents: 4565 diff changeset	431
cba347c642e2 [project @ 2003-11-13 04:38:05 by jwe] jwe parents: 4565 diff changeset	432 name_list.append (file_name_list);
cba347c642e2 [project @ 2003-11-13 04:38:05 by jwe] jwe parents: 4565 diff changeset	433
20232 a9574e3c6e9e Deprecate Array::length() and Sparse::length() in favour of ::numel(). Carnë Draug <carandraug@octave.org> parents: 20178 diff changeset	434 name_list_total_len = name_list.numel ();
4604 cba347c642e2 [project @ 2003-11-13 04:38:05 by jwe] jwe parents: 4565 diff changeset	435
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2900 diff changeset	436 hint_len = hint.length ();
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	437
b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	438 matches = 0;
2247 108d848901b4 [project @ 1996-05-22 07:39:29 by jwe] jwe parents: 2235 diff changeset	439
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2900 diff changeset	440 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	441 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	442 matches++;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	443 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	444
4604 cba347c642e2 [project @ 2003-11-13 04:38:05 by jwe] jwe parents: 4565 diff changeset	445 if (name_list_total_len > 0 && matches > 0)
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	446 {
4604 cba347c642e2 [project @ 2003-11-13 04:38:05 by jwe] jwe parents: 4565 diff changeset	447 while (list_index < name_list_total_len)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	448 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	449 std::string name = name_list[list_index];
2247 108d848901b4 [project @ 1996-05-22 07:39:29 by jwe] jwe parents: 2235 diff changeset	450
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	451 list_index++;
2247 108d848901b4 [project @ 1996-05-22 07:39:29 by jwe] jwe parents: 2235 diff changeset	452
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	453 if (hint == name.substr (0, hint_len))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	454 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	455 if (list_index <= name_list_len && ! prefix.empty ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	456 retval = prefix + "." + name;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	457 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	458 retval = name;
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	459
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	460 // FIXME: looks_like_struct is broken for now,
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	461 // so it always returns false.
4179 8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4170 diff changeset	462
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	463 if (matches == 1 && looks_like_struct (retval))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	464 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	465 // 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	466 // whether it should be '(' or '.'.
4179 8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4170 diff changeset	467
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	468 command_editor::set_completion_append_character ('\0');
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	469 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	470 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	471 command_editor::set_completion_append_character
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	472 (Vcompletion_append_char);
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	473
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	474 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	475 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	476 }
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	477 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	478
2944 e9c24f32f175 [project @ 1997-05-08 02:42:22 by jwe] jwe parents: 2939 diff changeset	479 return retval;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	480 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	481
6979 2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	482 static std::string
2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	483 quoting_filename (const std::string &text, int, char quote)
2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	484 {
2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	485 if (quote)
2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	486 return text;
2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	487 else
2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	488 return (std::string ("'") + text);
2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	489 }
2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	490
2927 8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	491 void
8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	492 initialize_command_input (void)
8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	493 {
8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	494 // 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	495 // .inputrc file.
269 0febc87abbd4 [project @ 1994-01-05 08:17:07 by jwe] jwe parents: 252 diff changeset	496
2927 8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	497 command_editor::set_name ("Octave");
1358 dc9c01f66a19 [project @ 1995-09-05 21:10:01 by jwe] jwe parents: 1352 diff changeset	498
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	499 // 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	500 // causes trouble for the new struct element completion code.
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3877 diff changeset	501
4272 fd406afe8a10 [project @ 2003-01-03 19:52:30 by jwe] jwe parents: 4253 diff changeset	502 static const char s = "\t\n !\"\'+-/:;<=>(){}[\\]^`~";
3933 f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3877 diff changeset	503
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3877 diff changeset	504 command_editor::set_basic_word_break_characters (s);
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3877 diff changeset	505
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3877 diff changeset	506 command_editor::set_completer_word_break_characters (s);
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3877 diff changeset	507
3004 9a54159563de [project @ 1997-05-23 05:00:49 by jwe] jwe parents: 2944 diff changeset	508 command_editor::set_basic_quote_characters ("\"");
2944 e9c24f32f175 [project @ 1997-05-08 02:42:22 by jwe] jwe parents: 2939 diff changeset	509
6979 2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	510 command_editor::set_filename_quote_characters (" \t\n\\\"'@<>=;\|&()#$`?*[!:{");
2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	511 command_editor::set_completer_quote_characters ("'\"");
2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	512
2944 e9c24f32f175 [project @ 1997-05-08 02:42:22 by jwe] jwe parents: 2939 diff changeset	513 command_editor::set_completion_function (generate_completion);
6979 2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	514
2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	515 command_editor::set_quoting_function (quoting_filename);
269 0febc87abbd4 [project @ 1994-01-05 08:17:07 by jwe] jwe parents: 252 diff changeset	516 }
0febc87abbd4 [project @ 1994-01-05 08:17:07 by jwe] jwe parents: 252 diff changeset	517
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	518 static void
16438 a971d8bdaadc use signals instead of event queue for entering/leaving debug mode John W. Eaton <jwe@octave.org> parents: 16433 diff changeset	519 execute_in_debugger_handler (const std::pair<std::string, int>& arg)
16419 16bfbf9136d3 avoid creating unnecessary octave_value objects for octave_link calls John W. Eaton <jwe@octave.org> parents: 16416 diff changeset	520 {
16438 a971d8bdaadc use signals instead of event queue for entering/leaving debug mode John W. Eaton <jwe@octave.org> parents: 16433 diff changeset	521 octave_link::execute_in_debugger_event (arg.first, arg.second);
16419 16bfbf9136d3 avoid creating unnecessary octave_value objects for octave_link calls John W. Eaton <jwe@octave.org> parents: 16416 diff changeset	522 }
16bfbf9136d3 avoid creating unnecessary octave_value objects for octave_link calls John W. Eaton <jwe@octave.org> parents: 16416 diff changeset	523
16bfbf9136d3 avoid creating unnecessary octave_value objects for octave_link calls John W. Eaton <jwe@octave.org> parents: 16416 diff changeset	524 static void
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	525 get_debug_input (const std::string& prompt)
269 0febc87abbd4 [project @ 1994-01-05 08:17:07 by jwe] jwe parents: 252 diff changeset	526 {
16395 fc491da603f6 also provide a hook for exiting debugger John W. Eaton <jwe@octave.org> parents: 16386 diff changeset	527 unwind_protect frame;
fc491da603f6 also provide a hook for exiting debugger John W. Eaton <jwe@octave.org> parents: 16386 diff changeset	528
19379 c1ce43276b86 avoid printing debug location in cmd window when using GUI to step John W. Eaton <jwe@octave.org> parents: 18694 diff changeset	529 bool silent = tree_evaluator::quiet_breakpoint_flag;
c1ce43276b86 avoid printing debug location in cmd window when using GUI to step John W. Eaton <jwe@octave.org> parents: 18694 diff changeset	530 tree_evaluator::quiet_breakpoint_flag = false;
19595 be7ac98fab43 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 19379 diff changeset	531
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	532 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	533 std::string nm;
18595 a87bdd302b1b set editor cursor on error line when debug_on_error is true (bug #41532) John W. Eaton <jwe@octave.org> parents: 18037 diff changeset	534 int curr_debug_line;
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8503 diff changeset	535
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8503 diff changeset	536 bool have_file = false;
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8503 diff changeset	537
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	538 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	539 {
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	540 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	541
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	542 if (nm.empty ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	543 nm = caller->name ();
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8503 diff changeset	544 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	545 have_file = true;
18595 a87bdd302b1b set editor cursor on error line when debug_on_error is true (bug #41532) John W. Eaton <jwe@octave.org> parents: 18037 diff changeset	546
a87bdd302b1b set editor cursor on error line when debug_on_error is true (bug #41532) John W. Eaton <jwe@octave.org> parents: 18037 diff changeset	547 curr_debug_line = octave_call_stack::caller_user_code_line ();
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	548 }
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	549 else
18595 a87bdd302b1b set editor cursor on error line when debug_on_error is true (bug #41532) John W. Eaton <jwe@octave.org> parents: 18037 diff changeset	550 curr_debug_line = octave_call_stack::current_line ();
3180 c17387059fd3 [project @ 1998-09-24 18:59:11 by jwe] jwe parents: 3176 diff changeset	551
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	552 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	553
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	554 if (! nm.empty ())
3180 c17387059fd3 [project @ 1998-09-24 18:59:11 by jwe] jwe parents: 3176 diff changeset	555 {
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	556 if (Vgud_mode)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	557 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	558 static char ctrl_z = 'Z' & 0x1f;
269 0febc87abbd4 [project @ 1994-01-05 08:17:07 by jwe] jwe parents: 252 diff changeset	559
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	560 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	561 }
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	562 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	563 {
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	564 // FIXME: we should come up with a clean way to detect
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	565 // 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	566 // 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	567
19379 c1ce43276b86 avoid printing debug location in cmd window when using GUI to step John W. Eaton <jwe@octave.org> parents: 18694 diff changeset	568 if (! silent)
c1ce43276b86 avoid printing debug location in cmd window when using GUI to step John W. Eaton <jwe@octave.org> parents: 18694 diff changeset	569 {
c1ce43276b86 avoid printing debug location in cmd window when using GUI to step John W. Eaton <jwe@octave.org> parents: 18694 diff changeset	570 buf << "stopped in " << nm;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	571
19379 c1ce43276b86 avoid printing debug location in cmd window when using GUI to step John W. Eaton <jwe@octave.org> parents: 18694 diff changeset	572 if (curr_debug_line > 0)
c1ce43276b86 avoid printing debug location in cmd window when using GUI to step John W. Eaton <jwe@octave.org> parents: 18694 diff changeset	573 buf << " at line " << curr_debug_line;
c1ce43276b86 avoid printing debug location in cmd window when using GUI to step John W. Eaton <jwe@octave.org> parents: 18694 diff changeset	574 }
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8503 diff changeset	575
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	576 if (have_file)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	577 {
16419 16bfbf9136d3 avoid creating unnecessary octave_value objects for octave_link calls John W. Eaton <jwe@octave.org> parents: 16416 diff changeset	578 octave_link::enter_debugger_event (nm, curr_debug_line);
16395 fc491da603f6 also provide a hook for exiting debugger John W. Eaton <jwe@octave.org> parents: 16386 diff changeset	579
16524 6a8e63dadfad provide octave_link::set_workspace function with default values John W. Eaton <jwe@octave.org> parents: 16502 diff changeset	580 octave_link::set_workspace ();
16468 0f143f68078d use signal/slot for updating workspace instead of using event listener John W. Eaton <jwe@octave.org> parents: 16438 diff changeset	581
16438 a971d8bdaadc use signals instead of event queue for entering/leaving debug mode John W. Eaton <jwe@octave.org> parents: 16433 diff changeset	582 frame.add_fcn (execute_in_debugger_handler,
16419 16bfbf9136d3 avoid creating unnecessary octave_value objects for octave_link calls John W. Eaton <jwe@octave.org> parents: 16416 diff changeset	583 std::pair<std::string, int> (nm, curr_debug_line));
16374 8b0a04cbdc9d provide hook function for dbstop events John W. Eaton <jwe@octave.org> parents: 16373 diff changeset	584
19379 c1ce43276b86 avoid printing debug location in cmd window when using GUI to step John W. Eaton <jwe@octave.org> parents: 18694 diff changeset	585 if (! silent)
c1ce43276b86 avoid printing debug location in cmd window when using GUI to step John W. Eaton <jwe@octave.org> parents: 18694 diff changeset	586 {
c1ce43276b86 avoid printing debug location in cmd window when using GUI to step John W. Eaton <jwe@octave.org> parents: 18694 diff changeset	587 std::string line_buf
c1ce43276b86 avoid printing debug location in cmd window when using GUI to step John W. Eaton <jwe@octave.org> parents: 18694 diff changeset	588 = 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	589
19379 c1ce43276b86 avoid printing debug location in cmd window when using GUI to step John W. Eaton <jwe@octave.org> parents: 18694 diff changeset	590 if (! line_buf.empty ())
c1ce43276b86 avoid printing debug location in cmd window when using GUI to step John W. Eaton <jwe@octave.org> parents: 18694 diff changeset	591 buf << "\n" << curr_debug_line << ": " << line_buf;
c1ce43276b86 avoid printing debug location in cmd window when using GUI to step John W. Eaton <jwe@octave.org> parents: 18694 diff changeset	592 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	593 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	594 }
3180 c17387059fd3 [project @ 1998-09-24 18:59:11 by jwe] jwe parents: 3176 diff changeset	595 }
c17387059fd3 [project @ 1998-09-24 18:59:11 by jwe] jwe parents: 3176 diff changeset	596
19379 c1ce43276b86 avoid printing debug location in cmd window when using GUI to step John W. Eaton <jwe@octave.org> parents: 18694 diff changeset	597 if (silent)
c1ce43276b86 avoid printing debug location in cmd window when using GUI to step John W. Eaton <jwe@octave.org> parents: 18694 diff changeset	598 command_editor::erase_empty_line (true);
19595 be7ac98fab43 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 19379 diff changeset	599
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	600 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	601
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 if (! msg.empty ())
9484 bbe033dcfe13 make dbwhere work when called at keyboard prompt John W. Eaton <jwe@octave.org> parents: 9483 diff changeset	603 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	604
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9999 diff changeset	605 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	606 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	607
19849 1c9ed5b4c73d input.h: change meaning of interactive and forced_interactive global variables. Carnë Draug <carandraug@octave.org> parents: 19701 diff changeset	608 if (! interactive)
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	609 {
19849 1c9ed5b4c73d input.h: change meaning of interactive and forced_interactive global variables. Carnë Draug <carandraug@octave.org> parents: 19701 diff changeset	610 frame.protect_var (interactive);
1c9ed5b4c73d input.h: change meaning of interactive and forced_interactive global variables. Carnë Draug <carandraug@octave.org> parents: 19701 diff changeset	611 interactive = true;
12907 6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	612 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	613 forced_interactive = true;
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	614 }
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	615
16187 490625211945 don't use new to create parser object John W. Eaton <jwe@octave.org> parents: 16177 diff changeset	616 octave_parser curr_parser;
16151 e309eb7940be parser tweaks John W. Eaton <jwe@octave.org> parents: 16149 diff changeset	617
12907 6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	618 while (Vdebugging)
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	619 {
20639 31219c56874f don't exit debugger if an error occurs (bug #46251) John W. Eaton <jwe@octave.org> parents: 20582 diff changeset	620 try
31219c56874f don't exit debugger if an error occurs (bug #46251) John W. Eaton <jwe@octave.org> parents: 20582 diff changeset	621 {
31219c56874f don't exit debugger if an error occurs (bug #46251) John W. Eaton <jwe@octave.org> parents: 20582 diff changeset	622 reset_error_handler ();
12907 6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	623
20639 31219c56874f don't exit debugger if an error occurs (bug #46251) John W. Eaton <jwe@octave.org> parents: 20582 diff changeset	624 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	625
20639 31219c56874f don't exit debugger if an error occurs (bug #46251) John W. Eaton <jwe@octave.org> parents: 20582 diff changeset	626 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	627
20639 31219c56874f don't exit debugger if an error occurs (bug #46251) John W. Eaton <jwe@octave.org> parents: 20582 diff changeset	628 if (command_editor::interrupt (false))
31219c56874f don't exit debugger if an error occurs (bug #46251) John W. Eaton <jwe@octave.org> parents: 20582 diff changeset	629 break;
31219c56874f don't exit debugger if an error occurs (bug #46251) John W. Eaton <jwe@octave.org> parents: 20582 diff changeset	630 else
16382 389b09a914e2 allow gui to force readline to return from its idle/read loop John W. Eaton <jwe@octave.org> parents: 16381 diff changeset	631 {
20639 31219c56874f don't exit debugger if an error occurs (bug #46251) John W. Eaton <jwe@octave.org> parents: 20582 diff changeset	632 if (retval == 0 && curr_parser.stmt_list)
31219c56874f don't exit debugger if an error occurs (bug #46251) John W. Eaton <jwe@octave.org> parents: 20582 diff changeset	633 {
31219c56874f don't exit debugger if an error occurs (bug #46251) John W. Eaton <jwe@octave.org> parents: 20582 diff changeset	634 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	635
20639 31219c56874f don't exit debugger if an error occurs (bug #46251) John W. Eaton <jwe@octave.org> parents: 20582 diff changeset	636 if (octave_completion_matches_called)
31219c56874f don't exit debugger if an error occurs (bug #46251) John W. Eaton <jwe@octave.org> parents: 20582 diff changeset	637 octave_completion_matches_called = false;
31219c56874f don't exit debugger if an error occurs (bug #46251) John W. Eaton <jwe@octave.org> parents: 20582 diff changeset	638 }
31219c56874f don't exit debugger if an error occurs (bug #46251) John W. Eaton <jwe@octave.org> parents: 20582 diff changeset	639
31219c56874f don't exit debugger if an error occurs (bug #46251) John W. Eaton <jwe@octave.org> parents: 20582 diff changeset	640 octave_quit ();
16382 389b09a914e2 allow gui to force readline to return from its idle/read loop John W. Eaton <jwe@octave.org> parents: 16381 diff changeset	641 }
20639 31219c56874f don't exit debugger if an error occurs (bug #46251) John W. Eaton <jwe@octave.org> parents: 20582 diff changeset	642 }
20739 9e8a6d6d6de9 restore stack trace for errors that occur in debug mode John W. Eaton <jwe@octave.org> parents: 20713 diff changeset	643 catch (const octave_execution_exception& e)
20639 31219c56874f don't exit debugger if an error occurs (bug #46251) John W. Eaton <jwe@octave.org> parents: 20582 diff changeset	644 {
20739 9e8a6d6d6de9 restore stack trace for errors that occur in debug mode John W. Eaton <jwe@octave.org> parents: 20713 diff changeset	645 std::string stack_trace = e.info ();
9e8a6d6d6de9 restore stack trace for errors that occur in debug mode John W. Eaton <jwe@octave.org> parents: 20713 diff changeset	646
9e8a6d6d6de9 restore stack trace for errors that occur in debug mode John W. Eaton <jwe@octave.org> parents: 20713 diff changeset	647 if (! stack_trace.empty ())
9e8a6d6d6de9 restore stack trace for errors that occur in debug mode John W. Eaton <jwe@octave.org> parents: 20713 diff changeset	648 std::cerr << stack_trace;
9e8a6d6d6de9 restore stack trace for errors that occur in debug mode John W. Eaton <jwe@octave.org> parents: 20713 diff changeset	649
20756 200ae1d650b7 propagate octave_execution_exception objects through try/catch blocks John W. Eaton <jwe@octave.org> parents: 20743 diff changeset	650 // Ignore errors when in debugging mode;
20739 9e8a6d6d6de9 restore stack trace for errors that occur in debug mode John W. Eaton <jwe@octave.org> parents: 20713 diff changeset	651 recover_from_exception ();
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	652 }
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	653 }
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	654 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	655
16195 b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	656 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	657
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	658 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	659
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	660 std::string
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	661 octave_terminal_reader::get_input (bool& eof)
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	662 {
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	663 octave_quit ();
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	664
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	665 eof = false;
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	666
16207 0467d68ca891 move current_input_line to lexical_feedback class John W. Eaton <jwe@octave.org> parents: 16203 diff changeset	667 return octave_gets (eof);
16195 b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	668 }
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	669
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	670 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	671
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	672 std::string
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	673 octave_file_reader::get_input (bool& eof)
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	674 {
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	675 octave_quit ();
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	676
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	677 eof = false;
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	678
16207 0467d68ca891 move current_input_line to lexical_feedback class John W. Eaton <jwe@octave.org> parents: 16203 diff changeset	679 return octave_fgets (file, eof);
16195 b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	680 }
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	681
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	682 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	683
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	684 std::string
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	685 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	686 {
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	687 octave_quit ();
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	688
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	689 eof = false;
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	690
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	691 std::string retval;
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	692
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	693 retval = eval_string;
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	694
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	695 // 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	696 // an empty character string with EOF = true.
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	697 eval_string = "";
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	698
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	699 if (retval.empty ())
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	700 eof = true;
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	701
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	702 return retval;
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	703 }
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	704
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 529 diff changeset	705 // 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	706
2086 bfb775fb6fe8 [project @ 1996-04-25 05:55:19 by jwe] jwe parents: 1996 diff changeset	707 static octave_value_list
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	708 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	709 {
3100 bea2f5be3eab [project @ 1997-11-14 10:07:50 by jwe] jwe parents: 3098 diff changeset	710 octave_value_list retval;
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	711
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	712 int read_as_string = 0;
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	713
20819 f428cbe7576f eliminate unnecessary uses of nargin John W. Eaton <jwe@octave.org> parents: 20817 diff changeset	714 if (args.length () == 2)
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	715 read_as_string++;
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	716
20700 68e3a747ca02 rename octave_value value extractors that accept error message args John W. Eaton <jwe@octave.org> parents: 20639 diff changeset	717 std::string prompt = args(0).xstring_value ("input: unrecognized argument");
4975 80842ad3f85c [project @ 2004-09-08 18:37:58 by jwe] jwe parents: 4802 diff changeset	718
2095 36903d507b0e [project @ 1996-04-28 09:00:07 by jwe] jwe parents: 2086 diff changeset	719 flush_octave_stdout ();
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	720
13266 c053740eb2aa improve memory use for the pager and diary streams (bug #34431) John W. Eaton <jwe@octave.org> parents: 12989 diff changeset	721 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	722 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	723
4565 1db951a4fcd5 [project @ 2003-10-29 13:49:30 by jwe] jwe parents: 4526 diff changeset	724 octave_diary << prompt;
1db951a4fcd5 [project @ 2003-10-29 13:49:30 by jwe] jwe parents: 4526 diff changeset	725
16198 2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	726 bool eof = false;
2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	727
2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	728 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	729
20981 c11cea70b638 maint: invert if/else/error instances. John W. Eaton <jwe@octave.org> parents: 20941 diff changeset	730 if (input_buf.empty ())
c11cea70b638 maint: invert if/else/error instances. John W. Eaton <jwe@octave.org> parents: 20941 diff changeset	731 error ("input: reading user-input failed!");
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	732
20981 c11cea70b638 maint: invert if/else/error instances. John W. Eaton <jwe@octave.org> parents: 20941 diff changeset	733 size_t len = input_buf.length ();
4565 1db951a4fcd5 [project @ 2003-10-29 13:49:30 by jwe] jwe parents: 4526 diff changeset	734
20981 c11cea70b638 maint: invert if/else/error instances. John W. Eaton <jwe@octave.org> parents: 20941 diff changeset	735 octave_diary << input_buf;
4565 1db951a4fcd5 [project @ 2003-10-29 13:49:30 by jwe] jwe parents: 4526 diff changeset	736
20981 c11cea70b638 maint: invert if/else/error instances. John W. Eaton <jwe@octave.org> parents: 20941 diff changeset	737 if (input_buf[len - 1] != '\n')
c11cea70b638 maint: invert if/else/error instances. John W. Eaton <jwe@octave.org> parents: 20941 diff changeset	738 octave_diary << "\n";
3772 e44ffad3d06c [project @ 2001-02-03 06:23:38 by jwe] jwe parents: 3741 diff changeset	739
20981 c11cea70b638 maint: invert if/else/error instances. John W. Eaton <jwe@octave.org> parents: 20941 diff changeset	740 if (len < 1)
c11cea70b638 maint: invert if/else/error instances. John W. Eaton <jwe@octave.org> parents: 20941 diff changeset	741 return read_as_string ? octave_value ("") : octave_value (Matrix ());
c11cea70b638 maint: invert if/else/error instances. John W. Eaton <jwe@octave.org> parents: 20941 diff changeset	742
c11cea70b638 maint: invert if/else/error instances. John W. Eaton <jwe@octave.org> parents: 20941 diff changeset	743 if (read_as_string)
c11cea70b638 maint: invert if/else/error instances. John W. Eaton <jwe@octave.org> parents: 20941 diff changeset	744 {
c11cea70b638 maint: invert if/else/error instances. John W. Eaton <jwe@octave.org> parents: 20941 diff changeset	745 // FIXME: fix gnu_readline and octave_gets instead!
c11cea70b638 maint: invert if/else/error instances. John W. Eaton <jwe@octave.org> parents: 20941 diff changeset	746 if (input_buf.length () == 1 && input_buf[0] == '\n')
c11cea70b638 maint: invert if/else/error instances. John W. Eaton <jwe@octave.org> parents: 20941 diff changeset	747 retval(0) = "";
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	748 else
20981 c11cea70b638 maint: invert if/else/error instances. John W. Eaton <jwe@octave.org> parents: 20941 diff changeset	749 retval(0) = input_buf;
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	750 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	751 else
20981 c11cea70b638 maint: invert if/else/error instances. John W. Eaton <jwe@octave.org> parents: 20941 diff changeset	752 {
c11cea70b638 maint: invert if/else/error instances. John W. Eaton <jwe@octave.org> parents: 20941 diff changeset	753 int parse_status = 0;
c11cea70b638 maint: invert if/else/error instances. John W. Eaton <jwe@octave.org> parents: 20941 diff changeset	754
c11cea70b638 maint: invert if/else/error instances. John W. Eaton <jwe@octave.org> parents: 20941 diff changeset	755 retval = eval_string (input_buf, true, parse_status, nargout);
c11cea70b638 maint: invert if/else/error instances. John W. Eaton <jwe@octave.org> parents: 20941 diff changeset	756
c11cea70b638 maint: invert if/else/error instances. John W. Eaton <jwe@octave.org> parents: 20941 diff changeset	757 if (! Vdebugging && retval.length () == 0)
c11cea70b638 maint: invert if/else/error instances. John W. Eaton <jwe@octave.org> parents: 20941 diff changeset	758 retval(0) = Matrix ();
c11cea70b638 maint: invert if/else/error instances. John W. Eaton <jwe@octave.org> parents: 20941 diff changeset	759 }
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	760
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	761 return retval;
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	762 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	763
3100 bea2f5be3eab [project @ 1997-11-14 10:07:50 by jwe] jwe parents: 3098 diff changeset	764 DEFUN (input, args, nargout,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	765 "-- texinfo --\n\
20853 1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	766 @deftypefn {} {@var{ans} =} input (@var{prompt})\n\
1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	767 @deftypefnx {} {@var{ans} =} input (@var{prompt}, \"s\")\n\
18674 7bccc182e2f7 doc: Update pause documentation and add seealso links between related functions. Rik <rik@octave.org> parents: 18037 diff changeset	768 Print @var{prompt} and wait for user input.\n\
7bccc182e2f7 doc: Update pause documentation and add seealso links between related functions. Rik <rik@octave.org> parents: 18037 diff changeset	769 \n\
7bccc182e2f7 doc: Update pause documentation and add seealso links between related functions. Rik <rik@octave.org> parents: 18037 diff changeset	770 For example,\n\
3372 f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	771 \n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	772 @example\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	773 input (\"Pick a number, any number! \")\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	774 @end example\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	775 \n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	776 @noindent\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	777 prints the prompt\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	778 \n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	779 @example\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	780 Pick a number, any number!\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	781 @end example\n\
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	782 \n\
3372 f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	783 @noindent\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	784 and waits for the user to enter a value. The string entered by the user\n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	785 is evaluated as an expression, so it may be a literal constant, a variable\n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	786 name, or any other valid Octave code.\n\
3372 f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	787 \n\
18673 1dcc9539234c Fix bug with input() and nargout==0 (bug #42111). Rik <rik@octave.org> parents: 18605 diff changeset	788 The number of return arguments, their size, and their class depend on the\n\
1dcc9539234c Fix bug with input() and nargout==0 (bug #42111). Rik <rik@octave.org> parents: 18605 diff changeset	789 expression entered.\n\
3372 f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	790 \n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	791 If you are only interested in getting a literal string value, you can call\n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	792 @code{input} with the character string @qcode{\"s\"} as the second argument.\n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	793 This tells Octave to return the string entered by the user directly, without\n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	794 evaluating it first.\n\
3372 f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	795 \n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	796 Because there may be output waiting to be displayed by the pager, it is a\n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	797 good idea to always call @code{fflush (stdout)} before calling @code{input}.\n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	798 This will ensure that all pending output is written to the screen before\n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	799 your prompt.\n\
18674 7bccc182e2f7 doc: Update pause documentation and add seealso links between related functions. Rik <rik@octave.org> parents: 18037 diff changeset	800 @seealso{yes_or_no, kbhit, pause, menu, listdlg}\n\
3372 f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	801 @end deftypefn")
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	802 {
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	803 int nargin = args.length ();
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	804
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	805 if (nargin < 1 \|\| nargin > 2)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5794 diff changeset	806 print_usage ();
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	807
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	808 return get_user_input (args, std::max (nargout, 1));
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	809 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	810
5640 426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	811 bool
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	812 octave_yes_or_no (const std::string& prompt)
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	813 {
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	814 std::string prompt_string = prompt + "(yes or no) ";
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	815
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	816 while (1)
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	817 {
16198 2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	818 bool eof = false;
2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	819
2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	820 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	821
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	822 if (input_buf == "yes")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	823 return true;
5640 426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	824 else if (input_buf == "no")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	825 return false;
5640 426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	826 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	827 message (0, "Please answer yes or no.");
5640 426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	828 }
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	829 }
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	830
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	831 DEFUN (yes_or_no, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	832 "-- texinfo --\n\
20853 1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	833 @deftypefn {} {@var{ans} =} yes_or_no (\"@var{prompt}\")\n\
18674 7bccc182e2f7 doc: Update pause documentation and add seealso links between related functions. Rik <rik@octave.org> parents: 18037 diff changeset	834 Ask the user a yes-or-no question.\n\
7bccc182e2f7 doc: Update pause documentation and add seealso links between related functions. Rik <rik@octave.org> parents: 18037 diff changeset	835 \n\
7bccc182e2f7 doc: Update pause documentation and add seealso links between related functions. Rik <rik@octave.org> parents: 18037 diff changeset	836 Return logical true if the answer is yes or false if the answer is no.\n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	837 \n\
18674 7bccc182e2f7 doc: Update pause documentation and add seealso links between related functions. Rik <rik@octave.org> parents: 18037 diff changeset	838 Takes one argument, @var{prompt}, which is the string to display when asking\n\
7bccc182e2f7 doc: Update pause documentation and add seealso links between related functions. Rik <rik@octave.org> parents: 18037 diff changeset	839 the question. @var{prompt} should end in a space; @code{yes-or-no} adds the\n\
7bccc182e2f7 doc: Update pause documentation and add seealso links between related functions. Rik <rik@octave.org> parents: 18037 diff changeset	840 string @samp{(yes or no) } to it. The user must confirm the answer with\n\
7bccc182e2f7 doc: Update pause documentation and add seealso links between related functions. Rik <rik@octave.org> parents: 18037 diff changeset	841 @key{RET} and can edit it until it has been confirmed.\n\
16053 119ce9f5e1a3 doc: Add seealso links between input, yes_or_no, kbhit. Rik <rik@octave.org> parents: 15469 diff changeset	842 @seealso{input}\n\
5640 426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	843 @end deftypefn")
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	844 {
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	845 int nargin = args.length ();
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	846
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	847 if (nargin > 1)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5794 diff changeset	848 print_usage ();
5640 426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	849
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	850 std::string prompt;
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	851
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	852 if (nargin == 1)
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	853 prompt = args(0).xstring_value ("yes_or_no: PROMPT must be a string");
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	854
21127 df7891224709 maint: Use "return ovl (...)" in DEFUN macros. Rik <rik@octave.org> parents: 21100 diff changeset	855 return ovl (octave_yes_or_no (prompt));
5640 426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	856 }
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	857
3707 58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	858 octave_value
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	859 do_keyboard (const octave_value_list& args)
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	860 {
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	861 octave_value retval;
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	862
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	863 int nargin = args.length ();
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	864
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	865 assert (nargin == 0 \|\| nargin == 1);
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	866
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9999 diff changeset	867 unwind_protect frame;
3707 58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	868
12989 00235a6446da eliminate duplication of internal variables controlling command history John W. Eaton <jwe@octave.org> parents: 12942 diff changeset	869 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	870 command_history::ignoring_entries ());
00235a6446da eliminate duplication of internal variables controlling command history John W. Eaton <jwe@octave.org> parents: 12942 diff changeset	871
3707 58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	872 command_history::ignore_entries (false);
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	873
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9999 diff changeset	874 frame.protect_var (Vdebugging);
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	875
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	876 frame.add_fcn (octave_call_stack::restore_frame,
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9999 diff changeset	877 octave_call_stack::current_frame ());
3707 58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	878
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	879 // FIXME: probably we just want to print one line, not the
9484 bbe033dcfe13 make dbwhere work when called at keyboard prompt John W. Eaton <jwe@octave.org> parents: 9483 diff changeset	880 // 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	881 //
bbe033dcfe13 make dbwhere work when called at keyboard prompt John W. Eaton <jwe@octave.org> parents: 9483 diff changeset	882 // 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	883 // stmt.accept (tpc);
bbe033dcfe13 make dbwhere work when called at keyboard prompt John W. Eaton <jwe@octave.org> parents: 9483 diff changeset	884
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	885 Vdebugging = true;
3707 58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	886
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	887 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	888 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	889 prompt = args(0).string_value ();
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 4208 diff changeset	890
20555 f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20239 diff changeset	891 get_debug_input (prompt);
3707 58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	892
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	893 return retval;
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	894 }
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	895
1957 0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe] jwe parents: 1900 diff changeset	896 DEFUN (keyboard, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	897 "-- texinfo --\n\
20853 1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	898 @deftypefn {} {} keyboard ()\n\
1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	899 @deftypefnx {} {} keyboard (\"@var{prompt}\")\n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	900 Stop m-file execution and enter debug mode.\n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	901 \n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	902 When the @code{keyboard} function is executed, Octave prints a prompt and\n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	903 waits for user input. The input strings are then evaluated and the results\n\
3372 f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	904 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	905 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	906 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	907 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	908 \n\
9300 fddb9f9f724b Correct documentation for keyboard function Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	909 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	910 @samp{debug> } is used.\n\
18674 7bccc182e2f7 doc: Update pause documentation and add seealso links between related functions. Rik <rik@octave.org> parents: 18037 diff changeset	911 @seealso{dbstop, dbcont, dbquit}\n\
3372 f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	912 @end deftypefn")
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	913 {
20819 f428cbe7576f eliminate unnecessary uses of nargin John W. Eaton <jwe@octave.org> parents: 20817 diff changeset	914 if (args.length () > 1)
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	915 print_usage ();
10186 095a1e670e68 make dbstep work with keyboard function John W. Eaton <jwe@octave.org> parents: 10182 diff changeset	916
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	917 unwind_protect frame;
9483 25c2e92ee03c correctly skip frame assigned to keyboard function John W. Eaton <jwe@octave.org> parents: 9482 diff changeset	918
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	919 frame.add_fcn (octave_call_stack::restore_frame,
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	920 octave_call_stack::current_frame ());
9483 25c2e92ee03c correctly skip frame assigned to keyboard function John W. Eaton <jwe@octave.org> parents: 9482 diff changeset	921
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	922 // Skip the frame assigned to the keyboard function.
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	923 octave_call_stack::goto_frame_relative (0);
10186 095a1e670e68 make dbstep work with keyboard function John W. Eaton <jwe@octave.org> parents: 10182 diff changeset	924
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	925 tree_evaluator::debug_mode = true;
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	926 tree_evaluator::quiet_breakpoint_flag = false;
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	927
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	928 tree_evaluator::current_frame = octave_call_stack::current_frame ();
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	929
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	930 do_keyboard (args);
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	931
20941 a4f5da7c5463 maint: Replace "octave_value_list ()" with "ovl ()". Rik <rik@octave.org> parents: 20940 diff changeset	932 return ovl ();
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	933 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	934
8746 5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8658 diff changeset	935 DEFUN (echo, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	936 "-- texinfo --\n\
20853 1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	937 @deftypefn {} {} echo\n\
1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	938 @deftypefnx {} {} echo on\n\
1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	939 @deftypefnx {} {} echo off\n\
1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	940 @deftypefnx {} {} echo on all\n\
1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	941 @deftypefnx {} {} echo off all\n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	942 Control whether commands are displayed as they are executed.\n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	943 \n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	944 Valid options are:\n\
1588 27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	945 \n\
3332 7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	946 @table @code\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	947 @item on\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	948 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	949 \n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	950 @item off\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	951 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	952 \n\
3332 7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	953 @item on all\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	954 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	955 functions.\n\
1588 27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	956 \n\
3332 7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	957 @item off all\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	958 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	959 functions.\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	960 @end table\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	961 \n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	962 @noindent\n\
9134 a3739e27b017 Update section 2.4 of basics.txi Rik <rdrider0-list@yahoo.com> parents: 9064 diff changeset	963 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	964 @end deftypefn")
1588 27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	965 {
20996 20bd3d4fabad Clean up instances of make_argv(). Rik <rik@octave.org> parents: 20981 diff changeset	966 string_vector argv = args.make_argv ();
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1750 diff changeset	967
20819 f428cbe7576f eliminate unnecessary uses of nargin John W. Eaton <jwe@octave.org> parents: 20817 diff changeset	968 switch (args.length ())
1588 27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	969 {
20817 3d551b2ae928 Use variable name nargin consistently in C++ code. Rik <rik@octave.org> parents: 20801 diff changeset	970 case 0:
1588 27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	971 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	972 if ((Vecho_executing_commands & ECHO_SCRIPTS)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	973 \|\| (Vecho_executing_commands & ECHO_FUNCTIONS))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	974 Vecho_executing_commands = ECHO_OFF;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	975 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	976 Vecho_executing_commands = ECHO_SCRIPTS;
1588 27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	977 }
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	978 break;
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	979
20817 3d551b2ae928 Use variable name nargin consistently in C++ code. Rik <rik@octave.org> parents: 20801 diff changeset	980 case 1:
1588 27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	981 {
20939 b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20853 diff changeset	982 std::string arg = argv[0];
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1750 diff changeset	983
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	984 if (arg == "on")
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	985 Vecho_executing_commands = ECHO_SCRIPTS;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	986 else if (arg == "off")
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	987 Vecho_executing_commands = ECHO_OFF;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	988 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	989 print_usage ();
1588 27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	990 }
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	991 break;
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	992
20817 3d551b2ae928 Use variable name nargin consistently in C++ code. Rik <rik@octave.org> parents: 20801 diff changeset	993 case 2:
1588 27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	994 {
20939 b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20853 diff changeset	995 std::string arg = argv[0];
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1750 diff changeset	996
20939 b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20853 diff changeset	997 if (arg == "on" && argv[1] == "all")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	998 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	999 int tmp = (ECHO_SCRIPTS \| ECHO_FUNCTIONS);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1000 Vecho_executing_commands = tmp;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1001 }
20939 b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20853 diff changeset	1002 else if (arg == "off" && argv[1] == "all")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1003 Vecho_executing_commands = ECHO_OFF;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1004 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1005 print_usage ();
1588 27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	1006 }
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	1007 break;
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	1008
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	1009 default:
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5794 diff changeset	1010 print_usage ();
1588 27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	1011 break;
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	1012 }
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	1013
20941 a4f5da7c5463 maint: Replace "octave_value_list ()" with "ovl ()". Rik <rik@octave.org> parents: 20940 diff changeset	1014 return ovl ();
1588 27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	1015 }
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	1016
20239 48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1017 /*
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1018 %!test
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1019 %! state = echo_executing_commands ();
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1020 %! unwind_protect
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1021 %! echo ();
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1022 %! s1 = echo_executing_commands ();
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1023 %! assert (s1 != state);
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1024 %! echo ();
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1025 %! s2 = echo_executing_commands ();
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1026 %! assert (s2 != s1);
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1027 %! unwind_protect_cleanup
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1028 %! echo_executing_commands (state);
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1029 %! end_unwind_protect
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1030
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1031 %!test
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1032 %! state = echo_executing_commands ();
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1033 %! unwind_protect
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1034 %! echo ("off");
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1035 %! assert (echo_executing_commands () == 0);
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1036 %! echo ("on");
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1037 %! assert (echo_executing_commands () != 0);
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1038 %! echo ("off");
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1039 %! assert (echo_executing_commands () == 0);
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1040 %! unwind_protect_cleanup
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1041 %! echo_executing_commands (state);
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1042 %! end_unwind_protect
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1043
20939 b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20853 diff changeset	1044 %!#test # FIXME: This passes, but produces a lot of onscreen output
20239 48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1045 %! state = echo_executing_commands ();
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1046 %! unwind_protect
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1047 %! echo ("on", "all");
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1048 %! assert (echo_executing_commands () != 0);
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1049 %! echo ("off", "all");
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1050 %! assert (echo_executing_commands () == 0);
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1051 %! unwind_protect_cleanup
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1052 %! echo_executing_commands (state);
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1053 %! end_unwind_protect
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1054
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1055 %!error echo ([])
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1056 %!error echo (0)
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1057 %!error echo ("")
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1058 %!error echo ("Octave")
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1059 %!error echo ("off", "invalid")
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1060 %!error echo ("on", "invalid")
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1061 %!error echo ("on", "all", "all")
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1062 */
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1063
18765 692e16c9e488 build: Fix some unused parameter warnings from cset 89448a7523b2. Rik <rik@octave.org> parents: 18764 diff changeset	1064 DEFUN (__echostate__, , ,
18764 89448a7523b2 Add some more callbacks for root properties (bug #42347). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 18695 diff changeset	1065 "-- texinfo --\n\
20853 1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	1066 @deftypefn {} {@var{state} =} __echostate__ ()\n\
18764 89448a7523b2 Add some more callbacks for root properties (bug #42347). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 18695 diff changeset	1067 Undocumented internal function\n\
89448a7523b2 Add some more callbacks for root properties (bug #42347). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 18695 diff changeset	1068 @end deftypefn")
89448a7523b2 Add some more callbacks for root properties (bug #42347). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 18695 diff changeset	1069 {
89448a7523b2 Add some more callbacks for root properties (bug #42347). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 18695 diff changeset	1070 return ovl (Vecho_executing_commands == ECHO_SCRIPTS);
89448a7523b2 Add some more callbacks for root properties (bug #42347). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 18695 diff changeset	1071 }
89448a7523b2 Add some more callbacks for root properties (bug #42347). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 18695 diff changeset	1072
2234 a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	1073 DEFUN (completion_matches, args, nargout,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1074 "-- texinfo --\n\
20853 1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	1075 @deftypefn {} {} completion_matches (@var{hint})\n\
3332 7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1076 Generate possible completions given @var{hint}.\n\
2299 f296bbc757a1 [project @ 1996-06-23 03:45:44 by jwe] jwe parents: 2287 diff changeset	1077 \n\
f296bbc757a1 [project @ 1996-06-23 03:45:44 by jwe] jwe parents: 2287 diff changeset	1078 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	1079 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	1080 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	1081 a feature, not a bug.\n\
3333 15cddaacbc2d [project @ 1999-11-03 19:53:59 by jwe] jwe parents: 3332 diff changeset	1082 @end deftypefn")
2234 a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	1083 {
20819 f428cbe7576f eliminate unnecessary uses of nargin John W. Eaton <jwe@octave.org> parents: 20817 diff changeset	1084 if (args.length () != 1)
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1085 print_usage ();
2234 a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	1086
20939 b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20853 diff changeset	1087 octave_value retval;
b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20853 diff changeset	1088
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1089 std::string hint = args(0).string_value ();
2234 a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	1090
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1091 int n = 32;
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1092
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1093 string_vector list (n);
20555 f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20239 diff changeset	1094
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1095 int k = 0;
2234 a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	1096
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1097 for (;;)
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1098 {
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1099 std::string cmd = generate_completion (hint, k);
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1100
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1101 if (! cmd.empty ())
20555 f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20239 diff changeset	1102 {
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1103 if (k == n)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1104 {
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1105 n *= 2;
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1106 list.resize (n);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1107 }
2234 a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	1108
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1109 list[k++] = cmd;
20555 f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20239 diff changeset	1110 }
f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20239 diff changeset	1111 else
f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20239 diff changeset	1112 {
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1113 list.resize (k);
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1114 break;
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1115 }
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1116 }
20555 f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20239 diff changeset	1117
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1118 if (nargout > 0)
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1119 {
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1120 if (! list.empty ())
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1121 retval = list;
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1122 else
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1123 retval = "";
2234 a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	1124 }
a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	1125 else
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1126 {
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1127 // We don't use string_vector::list_in_columns here
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1128 // because it will be easier for Emacs if the names
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1129 // appear in a single column.
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1130
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1131 int len = list.numel ();
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1132
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1133 for (int i = 0; i < len; i++)
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1134 octave_stdout << list[i] << "\n";
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1135 }
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1136
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1137 octave_completion_matches_called = true;
2234 a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	1138
a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	1139 return retval;
a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	1140 }
a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	1141
20239 48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1142 /*
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1143 %!assert (ischar (completion_matches ("")))
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1144 %!assert (ischar (completion_matches ("a")))
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1145 %!assert (ischar (completion_matches (" ")))
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1146 %!assert (isempty (completion_matches (" ")))
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1147 %!assert (any (strcmp ("abs", deblank (cellstr (completion_matches (""))))))
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1148 %!assert (any (strcmp ("abs", deblank (cellstr (completion_matches ("a"))))))
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1149 %!assert (any (strcmp ("abs", deblank (cellstr (completion_matches ("ab"))))))
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1150 %!assert (any (strcmp ("abs", deblank (cellstr (completion_matches ("abs"))))))
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1151 %!assert (! any (strcmp ("abs", deblank (cellstr (completion_matches ("absa"))))))
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1152
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1153 %!error completion_matches ()
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1154 %!error completion_matches (1, 2)
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1155 */
48284e32530b test: Add tests for 'echo' and 'completion_matches' builtins Mike Miller <mtmiller@octave.org> parents: 20232 diff changeset	1156
16879 cc3743a91652 Rename read_readline_init_file to readline_read_init_file. Rik <rik@octave.org> parents: 16816 diff changeset	1157 DEFUN (readline_read_init_file, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1158 "-- texinfo --\n\
20853 1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	1159 @deftypefn {} {} readline_read_init_file (@var{file})\n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	1160 Read the readline library initialization file @var{file}.\n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	1161 \n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	1162 If @var{file} is omitted, read the default initialization file\n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	1163 (normally @file{~/.inputrc}).\n\
6615 687ae48b2253 [project @ 2007-05-13 06:24:57 by jwe] jwe parents: 6489 diff changeset	1164 \n\
687ae48b2253 [project @ 2007-05-13 06:24:57 by jwe] jwe parents: 6489 diff changeset	1165 @xref{Readline Init File, , , readline, GNU Readline Library},\n\
687ae48b2253 [project @ 2007-05-13 06:24:57 by jwe] jwe parents: 6489 diff changeset	1166 for details.\n\
16880 1aebb613a5ac Rename re_read_readline_init_file to readline_re_read_init_file. Rik <rik@octave.org> parents: 16879 diff changeset	1167 @seealso{readline_re_read_init_file}\n\
3448 0fb75d95b14f [project @ 2000-01-17 20:38:31 by jwe] jwe parents: 3373 diff changeset	1168 @end deftypefn")
3189 bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1169 {
bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1170 int nargin = args.length ();
bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1171
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1172 if (nargin > 1)
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1173 print_usage ();
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1174
3189 bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1175 if (nargin == 0)
bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1176 command_editor::read_init_file ();
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1177 else
3189 bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1178 {
5872 44f24cf66b95 [project @ 2006-06-30 18:19:20 by jwe] jwe parents: 5832 diff changeset	1179 std::string file = args(0).string_value ();
3189 bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1180
20555 f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20239 diff changeset	1181 command_editor::read_init_file (file);
3189 bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1182 }
bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1183
20941 a4f5da7c5463 maint: Replace "octave_value_list ()" with "ovl ()". Rik <rik@octave.org> parents: 20940 diff changeset	1184 return ovl ();
3189 bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1185 }
bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1186
16880 1aebb613a5ac Rename re_read_readline_init_file to readline_re_read_init_file. Rik <rik@octave.org> parents: 16879 diff changeset	1187 DEFUN (readline_re_read_init_file, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1188 "-- texinfo --\n\
20853 1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	1189 @deftypefn {} {} readline_re_read_init_file ()\n\
7758 8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1190 Re-read the last readline library initialization file that was read.\n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	1191 \n\
7758 8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1192 @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	1193 for details.\n\
16879 cc3743a91652 Rename read_readline_init_file to readline_read_init_file. Rik <rik@octave.org> parents: 16816 diff changeset	1194 @seealso{readline_read_init_file}\n\
7758 8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1195 @end deftypefn")
8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1196 {
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1197 if (args.length () != 0)
7758 8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1198 print_usage ();
8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1199
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1200 command_editor::re_read_init_file ();
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1201
20941 a4f5da7c5463 maint: Replace "octave_value_list ()" with "ovl ()". Rik <rik@octave.org> parents: 20940 diff changeset	1202 return ovl ();
7758 8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1203 }
8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1204
16349 610617eb84d1 provide pre- and post-input hook functions John W. Eaton <jwe@octave.org> parents: 16347 diff changeset	1205 static int
610617eb84d1 provide pre- and post-input hook functions John W. Eaton <jwe@octave.org> parents: 16347 diff changeset	1206 internal_input_event_hook_fcn (void)
610617eb84d1 provide pre- and post-input hook functions John W. Eaton <jwe@octave.org> parents: 16347 diff changeset	1207 {
16378 b28ae106e316 use class for lists of input hook functions John W. Eaton <jwe@octave.org> parents: 16374 diff changeset	1208 input_event_hook_functions.run ();
16349 610617eb84d1 provide pre- and post-input hook functions John W. Eaton <jwe@octave.org> parents: 16347 diff changeset	1209
16378 b28ae106e316 use class for lists of input hook functions John W. Eaton <jwe@octave.org> parents: 16374 diff changeset	1210 if (input_event_hook_functions.empty ())
16349 610617eb84d1 provide pre- and post-input hook functions John W. Eaton <jwe@octave.org> parents: 16347 diff changeset	1211 command_editor::remove_event_hook (internal_input_event_hook_fcn);
16152 c48847a781d5 * input.cc (input_event_hook): Return 0. John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	1212
c48847a781d5 * input.cc (input_event_hook): Return 0. John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	1213 return 0;
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1214 }
e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1215
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1216 DEFUN (add_input_event_hook, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1217 "-- texinfo --\n\
20853 1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	1218 @deftypefn {} {@var{id} =} add_input_event_hook (@var{fcn})\n\
1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	1219 @deftypefnx {} {@var{id} =} add_input_event_hook (@var{fcn}, @var{data})\n\
16816 12005245b645 doc: Periodic grammarcheck of documentation. Rik <rik@octave.org> parents: 16534 diff changeset	1220 Add the named function or function handle @var{fcn} to the list of functions\n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	1221 to call periodically when Octave is waiting for input.\n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	1222 \n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	1223 The function should have the form\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10463 diff changeset	1224 \n\
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1225 @example\n\
e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1226 @var{fcn} (@var{data})\n\
e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1227 @end example\n\
e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1228 \n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	1229 If @var{data} is omitted, Octave calls the function without any arguments.\n\
16347 bf8397caeff1 allow add_input_event_hook to accept function handles John W. Eaton <jwe@octave.org> parents: 16336 diff changeset	1230 \n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	1231 The returned identifier may be used to remove the function handle from the\n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	1232 list of input hook functions.\n\
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1233 @seealso{remove_input_event_hook}\n\
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1234 @end deftypefn")
e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1235 {
e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1236 int nargin = args.length ();
e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1237
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1238 if (nargin < 1 \|\| nargin > 2)
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1239 print_usage ();
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1240
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1241 octave_value user_data;
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1242
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1243 if (nargin == 2)
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1244 user_data = args(1);
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1245
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1246 hook_function hook_fcn (args(0), user_data);
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1247
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1248 if (input_event_hook_functions.empty ())
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1249 command_editor::add_event_hook (internal_input_event_hook_fcn);
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1250
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1251 input_event_hook_functions.insert (hook_fcn.id (), hook_fcn);
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1252
21127 df7891224709 maint: Use "return ovl (...)" in DEFUN macros. Rik <rik@octave.org> parents: 21100 diff changeset	1253 return ovl (hook_fcn.id ());
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1254 }
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1255
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1256 DEFUN (remove_input_event_hook, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1257 "-- texinfo --\n\
20853 1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	1258 @deftypefn {} {} remove_input_event_hook (@var{name})\n\
1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	1259 @deftypefnx {} {} remove_input_event_hook (@var{fcn_id})\n\
16347 bf8397caeff1 allow add_input_event_hook to accept function handles John W. Eaton <jwe@octave.org> parents: 16336 diff changeset	1260 Remove the named function or function handle with the given identifier\n\
bf8397caeff1 allow add_input_event_hook to accept function handles John W. Eaton <jwe@octave.org> parents: 16336 diff changeset	1261 from the list of functions to call periodically when Octave is waiting\n\
bf8397caeff1 allow add_input_event_hook to accept function handles John W. Eaton <jwe@octave.org> parents: 16336 diff changeset	1262 for input.\n\
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1263 @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	1264 @end deftypefn")
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1265 {
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1266 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	1267
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1268 if (nargin < 1 \|\| nargin > 2)
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1269 print_usage ();
16347 bf8397caeff1 allow add_input_event_hook to accept function handles John W. Eaton <jwe@octave.org> parents: 16336 diff changeset	1270
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1271 std::string hook_fcn_id = args(0).string_value ("remove_input_event_hook: argument not valid as a hook function name or id");
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1272
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1273 bool warn = (nargin < 2);
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1274
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1275 hook_function_list::iterator p
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1276 = input_event_hook_functions.find (hook_fcn_id);
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1277
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1278 if (p != input_event_hook_functions.end ())
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1279 input_event_hook_functions.erase (p);
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1280 else if (warn)
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1281 warning ("remove_input_event_hook: %s not found in list",
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1282 hook_fcn_id.c_str ());
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1283
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1284 if (input_event_hook_functions.empty ())
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1285 command_editor::remove_event_hook (internal_input_event_hook_fcn);
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1286
20941 a4f5da7c5463 maint: Replace "octave_value_list ()" with "ovl ()". Rik <rik@octave.org> parents: 20940 diff changeset	1287 return ovl ();
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1288 }
e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1289
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1290 DEFUN (PS1, args, nargout,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1291 "-- texinfo --\n\
20853 1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	1292 @deftypefn {} {@var{val} =} PS1 ()\n\
1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	1293 @deftypefnx {} {@var{old_val} =} PS1 (@var{new_val})\n\
1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	1294 @deftypefnx {} {} PS1 (@var{new_val}, \"local\")\n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	1295 Query or set the primary prompt string.\n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	1296 \n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	1297 When executing interactively, Octave displays the primary prompt when it is\n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	1298 ready to read a command.\n\
3332 7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1299 \n\
18037 708173343c50 use "octave" instead of "\\s" in default prompt John W. Eaton <jwe@octave.org> parents: 17787 diff changeset	1300 The default value of the primary prompt string is @qcode{\"octave:\\#> \"}.\n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1301 To change it, use a command like\n\
3332 7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1302 \n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1303 @example\n\
11405 51b6193e90bb Documentation fixes Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 11367 diff changeset	1304 PS1 (\"\\\\u@@\\\\H> \")\n\
3332 7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1305 @end example\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1306 \n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1307 @noindent\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1308 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	1309 @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	1310 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	1311 character string. @xref{Strings}.\n\
11405 51b6193e90bb Documentation fixes Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 11367 diff changeset	1312 \n\
51b6193e90bb Documentation fixes Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 11367 diff changeset	1313 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	1314 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	1315 \n\
51b6193e90bb Documentation fixes Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 11367 diff changeset	1316 @example\n\
14880 9e5df4d6cefa doc: typo on PS1 documentation example Carnë Draug <carandraug+dev@gmail.com> parents: 14138 diff changeset	1317 PS1 (\"\\\\[\\\\033[01;31m\\\\]\\\\s:\\\\#> \\\\[\\\\033[0m\\\\]\")\n\
11405 51b6193e90bb Documentation fixes Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 11367 diff changeset	1318 @end example\n\
51b6193e90bb Documentation fixes Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 11367 diff changeset	1319 \n\
11572 7d6d8c1e471f Grammarcheck Texinfo for files in src directory. Rik <octave@nomad.inbox5.com> parents: 11547 diff changeset	1320 @noindent\n\
11575 d6619410e79c Spellcheck documentation before 3.4 release. Rik <octave@nomad.inbox5.com> parents: 11572 diff changeset	1321 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	1322 \n\
17281 bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted. Rik <rik@octave.org> parents: 17219 diff changeset	1323 When called from inside a function with the @qcode{\"local\"} option, the\n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	1324 variable is changed locally for the function and any subroutines it calls.\n\
17281 bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted. Rik <rik@octave.org> parents: 17219 diff changeset	1325 The original 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	1326 @seealso{PS2, PS4}\n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1327 @end deftypefn")
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1328 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1329 return SET_INTERNAL_VARIABLE (PS1);
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1330 }
2181 138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	1331
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1332 DEFUN (PS2, args, nargout,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1333 "-- texinfo --\n\
20853 1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	1334 @deftypefn {} {@var{val} =} PS2 ()\n\
1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	1335 @deftypefnx {} {@var{old_val} =} PS2 (@var{new_val})\n\
1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	1336 @deftypefnx {} {} PS2 (@var{new_val}, \"local\")\n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	1337 Query or set the secondary prompt string.\n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	1338 \n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	1339 The secondary prompt is printed when Octave is expecting additional input to\n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	1340 complete a command. For example, if you are typing a @code{for} loop that\n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	1341 spans several lines, Octave will print the secondary prompt at the beginning\n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	1342 of each line after the first. The default value of the secondary prompt\n\
17281 bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted. Rik <rik@octave.org> parents: 17219 diff changeset	1343 string is @qcode{\"> \"}.\n\
13951 79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1344 \n\
17281 bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted. Rik <rik@octave.org> parents: 17219 diff changeset	1345 When called from inside a function with the @qcode{\"local\"} option, the\n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	1346 variable is changed locally for the function and any subroutines it calls.\n\
17281 bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted. Rik <rik@octave.org> parents: 17219 diff changeset	1347 The original 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	1348 @seealso{PS1, PS4}\n\
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1349 @end deftypefn")
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1350 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1351 return SET_INTERNAL_VARIABLE (PS2);
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1352 }
2181 138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	1353
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1354 DEFUN (PS4, args, nargout,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1355 "-- texinfo --\n\
20853 1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	1356 @deftypefn {} {@var{val} =} PS4 ()\n\
1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	1357 @deftypefnx {} {@var{old_val} =} PS4 (@var{new_val})\n\
1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	1358 @deftypefnx {} {} PS4 (@var{new_val}, \"local\")\n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1359 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	1360 when echoing commands is enabled.\n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	1361 \n\
17281 bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted. Rik <rik@octave.org> parents: 17219 diff changeset	1362 The default value is @qcode{\"+ \"}.\n\
9134 a3739e27b017 Update section 2.4 of basics.txi Rik <rdrider0-list@yahoo.com> parents: 9064 diff changeset	1363 @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	1364 \n\
17281 bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted. Rik <rik@octave.org> parents: 17219 diff changeset	1365 When called from inside a function with the @qcode{\"local\"} option, the\n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	1366 variable is changed locally for the function and any subroutines it calls.\n\
17281 bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted. Rik <rik@octave.org> parents: 17219 diff changeset	1367 The original 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	1368 @seealso{echo, echo_executing_commands, PS1, PS2}\n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1369 @end deftypefn")
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1370 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1371 return SET_INTERNAL_VARIABLE (PS4);
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1372 }
2181 138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	1373
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1374 DEFUN (completion_append_char, args, nargout,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1375 "-- texinfo --\n\
20853 1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	1376 @deftypefn {} {@var{val} =} completion_append_char ()\n\
1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	1377 @deftypefnx {} {@var{old_val} =} completion_append_char (@var{new_val})\n\
1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	1378 @deftypefnx {} {} completion_append_char (@var{new_val}, \"local\")\n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1379 Query or set the internal character variable that is appended to\n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	1380 successful command-line completion attempts.\n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	1381 \n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	1382 The default value is @qcode{\" \"} (a single space).\n\
13951 79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1383 \n\
17281 bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted. Rik <rik@octave.org> parents: 17219 diff changeset	1384 When called from inside a function with the @qcode{\"local\"} option, the\n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	1385 variable is changed locally for the function and any subroutines it calls.\n\
17281 bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted. Rik <rik@octave.org> parents: 17219 diff changeset	1386 The original 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	1387 @end deftypefn")
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1388 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1389 return SET_INTERNAL_VARIABLE (completion_append_char);
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1390 }
3019 92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	1391
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1392 DEFUN (echo_executing_commands, args, nargout,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1393 "-- texinfo --\n\
20853 1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	1394 @deftypefn {} {@var{val} =} echo_executing_commands ()\n\
1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	1395 @deftypefnx {} {@var{old_val} =} echo_executing_commands (@var{new_val})\n\
1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	1396 @deftypefnx {} {} echo_executing_commands (@var{new_val}, \"local\")\n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1397 Query or set the internal variable that controls the echo state.\n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	1398 \n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1399 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	1400 \n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1401 @table @asis\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1402 @item 1\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1403 Echo commands read from script files.\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1404 \n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1405 @item 2\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1406 Echo commands from functions.\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1407 \n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1408 @item 4\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1409 Echo commands read from command line.\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1410 @end table\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1411 \n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1412 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	1413 equivalent to the command @kbd{echo on all}.\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1414 \n\
9134 a3739e27b017 Update section 2.4 of basics.txi Rik <rdrider0-list@yahoo.com> parents: 9064 diff changeset	1415 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	1416 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	1417 \n\
17281 bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted. Rik <rik@octave.org> parents: 17219 diff changeset	1418 When called from inside a function with the @qcode{\"local\"} option, the\n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	1419 variable is changed locally for the function and any subroutines it calls.\n\
17281 bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted. Rik <rik@octave.org> parents: 17219 diff changeset	1420 The original 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	1421 @end deftypefn")
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1422 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1423 return SET_INTERNAL_VARIABLE (echo_executing_commands);
2181 138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	1424 }
138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	1425
6257 44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1426 DEFUN (__request_drawnow__, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1427 "-- texinfo --\n\
20853 1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	1428 @deftypefn {} {} __request_drawnow__ ()\n\
1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	1429 @deftypefnx {} {} __request_drawnow__ (@var{flag})\n\
6945 6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe] jwe parents: 6913 diff changeset	1430 Undocumented internal function.\n\
6257 44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1431 @end deftypefn")
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1432 {
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1433 int nargin = args.length ();
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1434
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1435 if (nargin > 1)
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1436 print_usage ();
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1437
6257 44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1438 if (nargin == 0)
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1439 Vdrawnow_requested = true;
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1440 else
6257 44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1441 Vdrawnow_requested = args(0).bool_value ();
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1442
20941 a4f5da7c5463 maint: Replace "octave_value_list ()" with "ovl ()". Rik <rik@octave.org> parents: 20940 diff changeset	1443 return ovl ();
6257 44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1444 }
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1445
7294 fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1446 DEFUN (__gud_mode__, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1447 "-- texinfo --\n\
20853 1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	1448 @deftypefn {} {} __gud_mode__ ()\n\
7294 fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1449 Undocumented internal function.\n\
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1450 @end deftypefn")
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1451 {
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1452 int nargin = args.length ();
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1453
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1454 if (nargin > 1)
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1455 print_usage ();
a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1456
20939 b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20853 diff changeset	1457 octave_value_list retval;
b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20853 diff changeset	1458
7294 fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1459 if (nargin == 0)
20939 b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20853 diff changeset	1460 retval = ovl (Vgud_mode);
20801 a542a9bf177e eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	1461 else
7294 fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1462 Vgud_mode = args(0).bool_value ();
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1463
21006 ea779f11deae strip trailing whitespace from files John W. Eaton <jwe@octave.org> parents: 20996 diff changeset	1464 return retval;
7294 fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1465 }
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1466
7818 5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1467 DEFUN (filemarker, args, nargout,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1468 "-- texinfo --\n\
20853 1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	1469 @deftypefn {} {@var{val} =} filemarker ()\n\
1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	1470 @deftypefnx {} {@var{old_val} =} filemarker (@var{new_val})\n\
1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20819 diff changeset	1471 @deftypefnx {} {} filemarker (@var{new_val}, \"local\")\n\
18260 bffa6c8255a9 doc: Rewrite docstring for filemarker. Rik <rik@octave.org> parents: 18037 diff changeset	1472 Query or set the character used to separate the filename from the subfunction\n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	1473 names contained within the file.\n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	1474 \n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19861 diff changeset	1475 By default this is the character @samp{>}.\n\
18260 bffa6c8255a9 doc: Rewrite docstring for filemarker. Rik <rik@octave.org> parents: 18037 diff changeset	1476 This can be used in a generic manner to interact with subfunctions.\n\
bffa6c8255a9 doc: Rewrite docstring for filemarker. Rik <rik@octave.org> parents: 18037 diff changeset	1477 For example,\n\
7818 5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1478 \n\
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1479 @example\n\
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1480 help ([\"myfunc\", filemarker, \"mysubfunc\"])\n\
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1481 @end example\n\
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1482 \n\
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1483 @noindent\n\
14852 53d2c3598d33 doc: Periodic spellcheck of documentation. Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	1484 returns the help string associated with the subfunction @code{mysubfunc}\n\
18260 bffa6c8255a9 doc: Rewrite docstring for filemarker. Rik <rik@octave.org> parents: 18037 diff changeset	1485 located in the file @file{myfunc.m}.\n\
bffa6c8255a9 doc: Rewrite docstring for filemarker. Rik <rik@octave.org> parents: 18037 diff changeset	1486 \n\
bffa6c8255a9 doc: Rewrite docstring for filemarker. Rik <rik@octave.org> parents: 18037 diff changeset	1487 @code{filemarker} is also useful during debugging for placing breakpoints\n\
bffa6c8255a9 doc: Rewrite docstring for filemarker. Rik <rik@octave.org> parents: 18037 diff changeset	1488 within subfunctions or nested functions.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10463 diff changeset	1489 For example,\n\
7818 5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1490 \n\
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1491 @example\n\
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1492 dbstop ([\"myfunc\", filemarker, \"mysubfunc\"])\n\
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1493 @end example\n\
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1494 \n\
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1495 @noindent\n\
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1496 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	1497 \n\
17281 bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted. Rik <rik@octave.org> parents: 17219 diff changeset	1498 When called from inside a function with the @qcode{\"local\"} option, the\n\
18260 bffa6c8255a9 doc: Rewrite docstring for filemarker. Rik <rik@octave.org> parents: 18037 diff changeset	1499 variable is changed locally for the function and any subroutines it calls.\n\
17281 bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted. Rik <rik@octave.org> parents: 17219 diff changeset	1500 The original 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	1501 @end deftypefn")
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1502 {
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1503 char tmp = Vfilemarker;
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1504 octave_value retval = SET_INTERNAL_VARIABLE (filemarker);
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1505
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1506 // The character passed must not be a legal character for a function name
20555 f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20239 diff changeset	1507 if (::isalnum (Vfilemarker) \|\| Vfilemarker == '_')
7818 5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1508 {
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1509 Vfilemarker = tmp;
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1510 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	1511 }
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1512
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1513 return retval;
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1514 }

Mercurial > octave

annotate libinterp/corefcn/input.cc @ 21127:df7891224709