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

annotate libinterp/interpfcn/input.cc @ 15469:72868cae7624

eliminate some deprecated function warnings * input.cc, load-path.cc, ov-oncleanup.cc, oct-parse.yy, pt-eval.cc: Eliminate calls to unwind_protect::run_top and unwind_protect::discard_top.

author	John W. Eaton <jwe@octave.org>
date	Mon, 01 Oct 2012 18:32:31 -0400
parents	049e8bbff782
children	119ce9f5e1a3

rev	line source
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1 /*
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	2
14138 72c96de7a403 maint: update copyright notices for 2012 John W. Eaton <jwe@octave.org> parents: 13970 diff changeset	3 Copyright (C) 1993-2012 John W. Eaton
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	4
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	5 This file is part of Octave.
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	6
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	7 Octave is free software; you can redistribute it and/or modify it
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	8 under the terms of the GNU General Public License as published by the
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 7007 diff changeset	9 Free Software Foundation; either version 3 of the License, or (at your
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 7007 diff changeset	10 option) any later version.
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	11
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	12 Octave is distributed in the hope that it will be useful, but WITHOUT
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	15 for more details.
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	16
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	17 You should have received a copy of the GNU General Public License
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 7007 diff changeset	18 along with Octave; see the file COPYING. If not, see
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 7007 diff changeset	19 <http://www.gnu.org/licenses/>.
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	20
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	21 */
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	22
2939 f2feebf0eb7d [project @ 1997-05-06 16:36:34 by jwe] jwe parents: 2927 diff changeset	23 // Get command input interactively or from files.
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	24
240 a99f28f5e351 [project @ 1993-11-30 20:24:36 by jwe] jwe parents: 217 diff changeset	25 #ifdef HAVE_CONFIG_H
1192 b6360f2d4fa6 [project @ 1995-03-30 21:38:35 by jwe] jwe parents: 1125 diff changeset	26 #include <config.h>
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	27 #endif
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	28
10463 bbe99b2a5ba7 undo recent gnulib-related changes John W. Eaton <jwe@octave.org> parents: 10447 diff changeset	29 #include <cstdio>
1343 94bedeb289e5 [project @ 1995-09-04 00:29:21 by jwe] jwe parents: 1315 diff changeset	30 #include <cstdlib>
94bedeb289e5 [project @ 1995-09-04 00:29:21 by jwe] jwe parents: 1315 diff changeset	31 #include <cstring>
94bedeb289e5 [project @ 1995-09-04 00:29:21 by jwe] jwe parents: 1315 diff changeset	32 #include <cassert>
94bedeb289e5 [project @ 1995-09-04 00:29:21 by jwe] jwe parents: 1315 diff changeset	33
3503 d14c483b3c12 [project @ 2000-02-01 04:06:07 by jwe] jwe parents: 3498 diff changeset	34 #include <iostream>
5765 7ba9ad1fec11 [project @ 2006-04-17 05:05:15 by jwe] jwe parents: 5744 diff changeset	35 #include <sstream>
1728 42b4f904f1af [project @ 1996-01-09 11:36:01 by jwe] jwe parents: 1705 diff changeset	36 #include <string>
42b4f904f1af [project @ 1996-01-09 11:36:01 by jwe] jwe parents: 1705 diff changeset	37
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	38 #include <sys/types.h>
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	39 #include <unistd.h>
1343 94bedeb289e5 [project @ 1995-09-04 00:29:21 by jwe] jwe parents: 1315 diff changeset	40
2927 8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	41 #include "cmd-edit.h"
3189 bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	42 #include "file-ops.h"
4153 6b96ce9f5743 [project @ 2002-11-06 20:38:49 by jwe] jwe parents: 4143 diff changeset	43 #include "quit.h"
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1750 diff changeset	44 #include "str-vec.h"
3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1750 diff changeset	45
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8503 diff changeset	46 #include "debug.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	47 #include "defun.h"
19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	48 #include "dirfns.h"
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	49 #include "error.h"
2181 138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	50 #include "gripes.h"
3016 f512c16826d1 [project @ 1997-06-03 03:16:13 by jwe] jwe parents: 3014 diff changeset	51 #include "help.h"
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	52 #include "input.h"
9999 653716f3d976 get_debug_input: force interactive input mode; don't get user input unless stdin is a tty John W. Eaton <jwe@octave.org> parents: 9485 diff changeset	53 #include "lex.h"
5832 5e41e06f6a78 [project @ 2006-05-26 21:41:32 by jwe] jwe parents: 5823 diff changeset	54 #include "load-path.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	55 #include "oct-map.h"
1742 a02f140ed897 [project @ 1996-01-12 11:09:39 by jwe] jwe parents: 1728 diff changeset	56 #include "oct-hist.h"
1670 6708c53892c1 [project @ 1995-12-27 04:33:00 by jwe] jwe parents: 1606 diff changeset	57 #include "toplev.h"
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1750 diff changeset	58 #include "oct-obj.h"
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	59 #include "pager.h"
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	60 #include "parse.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	61 #include "pathlen.h"
3772 e44ffad3d06c [project @ 2001-02-03 06:23:38 by jwe] jwe parents: 3741 diff changeset	62 #include "pt.h"
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1750 diff changeset	63 #include "pt-const.h"
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8503 diff changeset	64 #include "pt-eval.h"
3805 44386b0e53da [project @ 2001-03-01 16:54:31 by jwe] jwe parents: 3804 diff changeset	65 #include "pt-stmt.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	66 #include "sighandlers.h"
1114 971f2289d6de [project @ 1995-02-15 04:58:06 by jwe] jwe parents: 1112 diff changeset	67 #include "sysdep.h"
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	68 #include "toplev.h"
3098 f4acdc9a77cc [project @ 1997-11-14 09:30:20 by jwe] jwe parents: 3081 diff changeset	69 #include "unwind-prot.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	70 #include "utils.h"
19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	71 #include "variables.h"
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	72
2181 138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	73 // Primary prompt string.
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	74 static std::string VPS1 = "\\s:\\#> ";
2181 138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	75
138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	76 // Secondary prompt string.
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	77 static std::string VPS2 = "> ";
2181 138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	78
138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	79 // String printed before echoed input (enabled by --echo-input).
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	80 std::string VPS4 = "+ ";
2181 138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	81
3019 92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	82 // Echo commands as they are executed?
92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	83 //
92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	84 // 1 ==> echo commands read from script files
92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	85 // 2 ==> echo commands from functions
92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	86 // 4 ==> echo commands read from command line
92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	87 //
92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	88 // more than one state can be active at once.
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	89 int Vecho_executing_commands = ECHO_OFF;
3019 92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	90
3165 e4bbfc196e53 [project @ 1998-04-16 03:01:47 by jwe] jwe parents: 3100 diff changeset	91 // The time we last printed a prompt.
5832 5e41e06f6a78 [project @ 2006-05-26 21:41:32 by jwe] jwe parents: 5823 diff changeset	92 octave_time Vlast_prompt_time = 0.0;
3165 e4bbfc196e53 [project @ 1998-04-16 03:01:47 by jwe] jwe parents: 3100 diff changeset	93
2181 138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	94 // Character to append after successful command-line completion attempts.
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	95 static char Vcompletion_append_char = ' ';
2181 138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	96
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	97 // Global pointer for eval().
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3519 diff changeset	98 std::string current_eval_string;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	99
3019 92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	100 // TRUE means get input from current_eval_string.
92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	101 bool get_input_from_eval_string = false;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	102
3877 55648fc616c8 [project @ 2002-03-07 23:00:09 by jwe] jwe parents: 3805 diff changeset	103 // TRUE means we haven't been asked for the input from
55648fc616c8 [project @ 2002-03-07 23:00:09 by jwe] jwe parents: 3805 diff changeset	104 // current_eval_string yet.
55648fc616c8 [project @ 2002-03-07 23:00:09 by jwe] jwe parents: 3805 diff changeset	105 bool input_from_eval_string_pending = false;
55648fc616c8 [project @ 2002-03-07 23:00:09 by jwe] jwe parents: 3805 diff changeset	106
5189 85b315ad5f7d [project @ 2005-03-04 02:46:08 by jwe] jwe parents: 5142 diff changeset	107 // TRUE means that input is coming from a file that was named on
85b315ad5f7d [project @ 2005-03-04 02:46:08 by jwe] jwe parents: 5142 diff changeset	108 // the command line.
85b315ad5f7d [project @ 2005-03-04 02:46:08 by jwe] jwe parents: 5142 diff changeset	109 bool input_from_command_line_file = false;
85b315ad5f7d [project @ 2005-03-04 02:46:08 by jwe] jwe parents: 5142 diff changeset	110
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	111 // TRUE means that stdin is a terminal, not a pipe or redirected file.
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	112 bool stdin_is_tty = false;
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	113
3019 92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	114 // TRUE means we're parsing a function file.
92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	115 bool reading_fcn_file = false;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	116
9476 d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9396 diff changeset	117 // TRUE means we're parsing a classdef file.
d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9396 diff changeset	118 bool reading_classdef_file = false;
d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9396 diff changeset	119
338 82d30a23c979 [project @ 1994-02-07 07:09:33 by jwe] jwe parents: 287 diff changeset	120 // Simple name of function file we are reading.
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3519 diff changeset	121 std::string curr_fcn_file_name;
1606 2d0541468991 [project @ 1995-11-02 12:57:17 by jwe] jwe parents: 1604 diff changeset	122
2d0541468991 [project @ 1995-11-02 12:57:17 by jwe] jwe parents: 1604 diff changeset	123 // Full name of file we are reading.
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3519 diff changeset	124 std::string curr_fcn_file_full_name;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	125
3019 92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	126 // TRUE means we're parsing a script file.
92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	127 bool reading_script_file = false;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	128
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	129 // If we are reading from an M-file, this is it.
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	130 FILE *ff_instream = 0;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	131
3019 92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	132 // TRUE means this is an interactive shell.
92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	133 bool interactive = false;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	134
3019 92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	135 // TRUE means the user forced this shell to be interactive (-i).
92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	136 bool forced_interactive = false;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	137
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	138 // Should we issue a prompt?
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	139 int promptflag = 1;
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	140
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	141 // The current line of input, from wherever.
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3519 diff changeset	142 std::string current_input_line;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	143
3804 4073be5aefa1 [project @ 2001-02-28 08:36:04 by jwe] jwe parents: 3772 diff changeset	144 // TRUE after a call to completion_matches.
2299 f296bbc757a1 [project @ 1996-06-23 03:45:44 by jwe] jwe parents: 2287 diff changeset	145 bool octave_completion_matches_called = false;
f296bbc757a1 [project @ 1996-06-23 03:45:44 by jwe] jwe parents: 2287 diff changeset	146
6257 44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	147 // 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	148 // the next user prompt.
7409 73036cdd855d [project @ 2008-01-22 20:31:59 by jwe] jwe parents: 7336 diff changeset	149 bool Vdrawnow_requested = false;
6257 44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	150
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	151 // TRUE if we are in debugging mode.
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	152 bool Vdebugging = false;
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	153
8841 c74389115610 auto repeat for debugging commands John W. Eaton <jwe@octave.org> parents: 8749 diff changeset	154 // 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	155 // that we can repeat the previous command if the user just types RET.
c74389115610 auto repeat for debugging commands John W. Eaton <jwe@octave.org> parents: 8749 diff changeset	156 static std::string last_debugging_command;
c74389115610 auto repeat for debugging commands John W. Eaton <jwe@octave.org> parents: 8749 diff changeset	157
7294 fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	158 // 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	159 static bool Vgud_mode = false;
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	160
7818 5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	161 // 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	162 char Vfilemarker = '>';
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	163
1044 1aa6f2edd975 [project @ 1995-01-18 16:35:01 by jwe] jwe parents: 1034 diff changeset	164 static void
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3519 diff changeset	165 do_input_echo (const std::string& input_string)
1044 1aa6f2edd975 [project @ 1995-01-18 16:35:01 by jwe] jwe parents: 1034 diff changeset	166 {
1588 27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	167 int do_echo = reading_script_file ?
2205 bd389b53befa [project @ 1996-05-15 06:15:45 by jwe] jwe parents: 2181 diff changeset	168 (Vecho_executing_commands & ECHO_SCRIPTS)
2618 aa667ac18d12 [project @ 1997-01-23 03:16:28 by jwe] jwe parents: 2470 diff changeset	169 : (Vecho_executing_commands & ECHO_CMD_LINE) && ! forced_interactive;
1588 27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	170
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	171 if (do_echo)
1044 1aa6f2edd975 [project @ 1995-01-18 16:35:01 by jwe] jwe parents: 1034 diff changeset	172 {
1403 69d15711b832 [project @ 1995-09-15 05:25:16 by jwe] jwe parents: 1363 diff changeset	173 if (forced_interactive)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	174 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	175 if (promptflag > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	176 octave_stdout << command_editor::decode_prompt_string (VPS1);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	177 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	178 octave_stdout << command_editor::decode_prompt_string (VPS2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	179 }
1403 69d15711b832 [project @ 1995-09-15 05:25:16 by jwe] jwe parents: 1363 diff changeset	180 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	181 octave_stdout << command_editor::decode_prompt_string (VPS4);
1044 1aa6f2edd975 [project @ 1995-01-18 16:35:01 by jwe] jwe parents: 1034 diff changeset	182
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1750 diff changeset	183 if (! input_string.empty ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	184 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	185 octave_stdout << input_string;
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1750 diff changeset	186
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	187 if (input_string[input_string.length () - 1] != '\n')
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	188 octave_stdout << "\n";
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	189 }
1044 1aa6f2edd975 [project @ 1995-01-18 16:35:01 by jwe] jwe parents: 1034 diff changeset	190 }
1aa6f2edd975 [project @ 1995-01-18 16:35:01 by jwe] jwe parents: 1034 diff changeset	191 }
1aa6f2edd975 [project @ 1995-01-18 16:35:01 by jwe] jwe parents: 1034 diff changeset	192
3536 e8fbc8c3d6d9 [project @ 2000-02-02 12:01:00 by jwe] jwe parents: 3534 diff changeset	193 std::string
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3519 diff changeset	194 gnu_readline (const std::string& s, bool force_readline)
1822 3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	195 {
10142 829e69ec3110 make OCTAVE_QUIT a function Jaroslav Hajek <highegg@gmail.com> parents: 10066 diff changeset	196 octave_quit ();
5142 0f9108f298ab [project @ 2005-02-12 02:29:34 by jwe] jwe parents: 5092 diff changeset	197
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3519 diff changeset	198 std::string retval;
1822 3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	199
2927 8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	200 if (line_editing \|\| force_readline)
1822 3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	201 {
3219 30770ba4457a [project @ 1998-11-13 03:44:31 by jwe] jwe parents: 3215 diff changeset	202 bool eof;
1898 750e5d190404 [project @ 1996-02-09 17:39:48 by jwe] jwe parents: 1884 diff changeset	203
3219 30770ba4457a [project @ 1998-11-13 03:44:31 by jwe] jwe parents: 3215 diff changeset	204 retval = command_editor::readline (s, eof);
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe] jwe parents: 3215 diff changeset	205
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe] jwe parents: 3215 diff changeset	206 if (! eof && retval.empty ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	207 retval = "\n";
1822 3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	208 }
3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	209 else
3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	210 {
2927 8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	211 if (! s.empty () && (interactive \|\| forced_interactive))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	212 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	213 FILE *stream = command_editor::get_output_stream ();
2927 8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	214
10411 479cc8a0a846 use gnulib namespace John W. Eaton <jwe@octave.org> parents: 10315 diff changeset	215 gnulib::fputs (s.c_str (), stream);
12912 e116dd862879 use gnulib:: qualifiers for more stdio functions John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	216 gnulib::fflush (stream);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	217 }
1822 3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	218
2927 8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	219 FILE *curr_stream = command_editor::get_input_stream ();
8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	220
9476 d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9396 diff changeset	221 if (reading_fcn_file \|\| reading_script_file \|\| reading_classdef_file)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	222 curr_stream = ff_instream;
1822 3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	223
2927 8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	224 retval = octave_fgets (curr_stream);
1822 3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	225 }
3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	226
3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	227 return retval;
3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	228 }
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 529 diff changeset	229
6257 44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	230 static inline std::string
7459 d3fe4d466bc2 don't inhibit drawnow in debug mode John W. Eaton <jwe@octave.org> parents: 7409 diff changeset	231 interactive_input (const std::string& s, bool force_readline = false)
6257 44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	232 {
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	233 Vlast_prompt_time.stamp ();
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	234
7459 d3fe4d466bc2 don't inhibit drawnow in debug mode John W. Eaton <jwe@octave.org> parents: 7409 diff changeset	235 if (Vdrawnow_requested && (interactive \|\| forced_interactive))
6257 44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	236 {
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	237 feval ("drawnow");
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	238
6367 268bfc8a2755 [project @ 2007-02-28 20:16:05 by jwe] jwe parents: 6317 diff changeset	239 flush_octave_stdout ();
268bfc8a2755 [project @ 2007-02-28 20:16:05 by jwe] jwe parents: 6317 diff changeset	240
6305 48f8af442b8a [project @ 2007-02-14 22:16:53 by jwe] jwe parents: 6257 diff changeset	241 // We set Vdrawnow_requested to false even if there is an error
48f8af442b8a [project @ 2007-02-14 22:16:53 by jwe] jwe parents: 6257 diff changeset	242 // in drawnow so that the error doesn't reappear at every prompt.
48f8af442b8a [project @ 2007-02-14 22:16:53 by jwe] jwe parents: 6257 diff changeset	243
6257 44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	244 Vdrawnow_requested = false;
6305 48f8af442b8a [project @ 2007-02-14 22:16:53 by jwe] jwe parents: 6257 diff changeset	245
48f8af442b8a [project @ 2007-02-14 22:16:53 by jwe] jwe parents: 6257 diff changeset	246 if (error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	247 return "\n";
6257 44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	248 }
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	249
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	250 return gnu_readline (s, force_readline);
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	251 }
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	252
3536 e8fbc8c3d6d9 [project @ 2000-02-02 12:01:00 by jwe] jwe parents: 3534 diff changeset	253 static std::string
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	254 octave_gets (void)
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	255 {
10142 829e69ec3110 make OCTAVE_QUIT a function Jaroslav Hajek <highegg@gmail.com> parents: 10066 diff changeset	256 octave_quit ();
5142 0f9108f298ab [project @ 2005-02-12 02:29:34 by jwe] jwe parents: 5092 diff changeset	257
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3519 diff changeset	258 std::string retval;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	259
8841 c74389115610 auto repeat for debugging commands John W. Eaton <jwe@octave.org> parents: 8749 diff changeset	260 bool history_skip_auto_repeated_debugging_command = false;
c74389115610 auto repeat for debugging commands John W. Eaton <jwe@octave.org> parents: 8749 diff changeset	261
1822 3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	262 if ((interactive \|\| forced_interactive)
5832 5e41e06f6a78 [project @ 2006-05-26 21:41:32 by jwe] jwe parents: 5823 diff changeset	263 && (! (reading_fcn_file
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	264 \|\| reading_classdef_file
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	265 \|\| reading_script_file
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	266 \|\| get_input_from_eval_string
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	267 \|\| input_from_startup_file
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	268 \|\| input_from_command_line_file)))
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	269 {
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	270 std::string ps = (promptflag > 0) ? VPS1 : VPS2;
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1750 diff changeset	271
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3519 diff changeset	272 std::string prompt = command_editor::decode_prompt_string (ps);
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	273
2618 aa667ac18d12 [project @ 1997-01-23 03:16:28 by jwe] jwe parents: 2470 diff changeset	274 pipe_handler_error_count = 0;
aa667ac18d12 [project @ 1997-01-23 03:16:28 by jwe] jwe parents: 2470 diff changeset	275
aa667ac18d12 [project @ 1997-01-23 03:16:28 by jwe] jwe parents: 2470 diff changeset	276 flush_octave_stdout ();
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	277
13266 c053740eb2aa improve memory use for the pager and diary streams (bug #34431) John W. Eaton <jwe@octave.org> parents: 12989 diff changeset	278 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	279 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	280
2095 36903d507b0e [project @ 1996-04-28 09:00:07 by jwe] jwe parents: 2086 diff changeset	281 octave_diary << prompt;
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 529 diff changeset	282
6257 44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	283 retval = interactive_input (prompt);
5832 5e41e06f6a78 [project @ 2006-05-26 21:41:32 by jwe] jwe parents: 5823 diff changeset	284
5e41e06f6a78 [project @ 2006-05-26 21:41:32 by jwe] jwe parents: 5823 diff changeset	285 // There is no need to update the load_path cache if there is no
5e41e06f6a78 [project @ 2006-05-26 21:41:32 by jwe] jwe parents: 5823 diff changeset	286 // user input.
8019 0ef13e15319b replace NPOS with std::string::npos John W. Eaton <jwe@octave.org> parents: 7913 diff changeset	287 if (! retval.empty ()
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	288 && retval.find_first_not_of (" \t\n\r") != std::string::npos)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	289 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	290 load_path::update ();
8841 c74389115610 auto repeat for debugging commands John W. Eaton <jwe@octave.org> parents: 8749 diff changeset	291
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	292 if (Vdebugging)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	293 last_debugging_command = retval;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	294 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	295 last_debugging_command = std::string ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	296 }
8841 c74389115610 auto repeat for debugging commands John W. Eaton <jwe@octave.org> parents: 8749 diff changeset	297 else if (Vdebugging)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	298 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	299 retval = last_debugging_command;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	300 history_skip_auto_repeated_debugging_command = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	301 }
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	302 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	303 else
1822 3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	304 retval = gnu_readline ("");
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	305
2927 8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	306 current_input_line = retval;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	307
1822 3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	308 if (! current_input_line.empty ())
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	309 {
8841 c74389115610 auto repeat for debugging commands John W. Eaton <jwe@octave.org> parents: 8749 diff changeset	310 if (! (input_from_startup_file \|\| input_from_command_line_file
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	311 \|\| history_skip_auto_repeated_debugging_command))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	312 command_history::add (current_input_line);
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	313
9476 d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9396 diff changeset	314 if (! (reading_fcn_file \|\| reading_script_file \|\| reading_classdef_file))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	315 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	316 octave_diary << current_input_line;
3176 fccab8e7d35f [project @ 1998-05-18 20:33:31 by jwe] jwe parents: 3165 diff changeset	317
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	318 if (current_input_line[current_input_line.length () - 1] != '\n')
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	319 octave_diary << "\n";
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	320 }
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 529 diff changeset	321
1822 3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	322 do_input_echo (current_input_line);
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	323 }
9476 d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9396 diff changeset	324 else if (! (reading_fcn_file \|\| reading_script_file \|\| reading_classdef_file))
3176 fccab8e7d35f [project @ 1998-05-18 20:33:31 by jwe] jwe parents: 3165 diff changeset	325 octave_diary << "\n";
9476 d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9396 diff changeset	326
1822 3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	327 return retval;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	328 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	329
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 529 diff changeset	330 // Read a line from the input stream.
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 529 diff changeset	331
3536 e8fbc8c3d6d9 [project @ 2000-02-02 12:01:00 by jwe] jwe parents: 3534 diff changeset	332 static std::string
1822 3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	333 get_user_input (void)
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	334 {
10142 829e69ec3110 make OCTAVE_QUIT a function Jaroslav Hajek <highegg@gmail.com> parents: 10066 diff changeset	335 octave_quit ();
5142 0f9108f298ab [project @ 2005-02-12 02:29:34 by jwe] jwe parents: 5092 diff changeset	336
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3519 diff changeset	337 std::string retval;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	338
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	339 if (get_input_from_eval_string)
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	340 {
3877 55648fc616c8 [project @ 2002-03-07 23:00:09 by jwe] jwe parents: 3805 diff changeset	341 if (input_from_eval_string_pending)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	342 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	343 input_from_eval_string_pending = false;
3877 55648fc616c8 [project @ 2002-03-07 23:00:09 by jwe] jwe parents: 3805 diff changeset	344
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	345 retval = current_eval_string;
1822 3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	346
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	347 size_t len = retval.length ();
1822 3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	348
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	349 if (len > 0 && retval[len-1] != '\n')
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	350 retval.append ("\n");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	351 }
1822 3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	352 }
3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	353 else
3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	354 retval = octave_gets ();
3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	355
2927 8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	356 current_input_line = retval;
1822 3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	357
3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	358 return retval;
3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	359 }
3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	360
3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	361 int
3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	362 octave_read (char *buf, unsigned max_size)
3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	363 {
5775 ace8d8d26933 [project @ 2006-04-24 19:13:06 by jwe] jwe parents: 5765 diff changeset	364 // FIXME -- is this a safe way to buffer the input?
2927 8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	365
4046 7787c144d5d9 [project @ 2002-08-15 18:17:41 by jwe] jwe parents: 3968 diff changeset	366 static const char * const eol = "\n";
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3519 diff changeset	367 static std::string input_buf;
2927 8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	368 static const char *pos = 0;
8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	369 static size_t chars_left = 0;
1822 3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	370
3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	371 int status = 0;
4046 7787c144d5d9 [project @ 2002-08-15 18:17:41 by jwe] jwe parents: 3968 diff changeset	372 if (chars_left == 0)
1822 3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	373 {
2927 8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	374 pos = 0;
8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	375
8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	376 input_buf = get_user_input ();
1822 3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	377
2927 8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	378 chars_left = input_buf.length ();
8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	379
8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	380 pos = input_buf.c_str ();
1822 3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	381 }
3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	382
3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	383 if (chars_left > 0)
3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	384 {
4046 7787c144d5d9 [project @ 2002-08-15 18:17:41 by jwe] jwe parents: 3968 diff changeset	385 size_t len = max_size > chars_left ? chars_left : max_size;
2927 8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	386 assert (len > 0);
8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	387
4046 7787c144d5d9 [project @ 2002-08-15 18:17:41 by jwe] jwe parents: 3968 diff changeset	388 memcpy (buf, pos, len);
1822 3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	389
4046 7787c144d5d9 [project @ 2002-08-15 18:17:41 by jwe] jwe parents: 3968 diff changeset	390 chars_left -= len;
7787c144d5d9 [project @ 2002-08-15 18:17:41 by jwe] jwe parents: 3968 diff changeset	391 pos += len;
1822 3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	392
4046 7787c144d5d9 [project @ 2002-08-15 18:17:41 by jwe] jwe parents: 3968 diff changeset	393 // Make sure input ends with a new line character.
7787c144d5d9 [project @ 2002-08-15 18:17:41 by jwe] jwe parents: 3968 diff changeset	394 if (chars_left == 0 && buf[len-1] != '\n')
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	395 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	396 if (len < max_size)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	397 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	398 // There is enough room to plug the newline character in
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	399 // the buffer.
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	400 buf[len++] = '\n';
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	401 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	402 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	403 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	404 // There isn't enough room to plug the newline character
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	405 // in the buffer so make sure it is returned on the next
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	406 // octave_read call.
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	407 pos = eol;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	408 chars_left = 1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	409 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	410 }
1822 3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	411
4046 7787c144d5d9 [project @ 2002-08-15 18:17:41 by jwe] jwe parents: 3968 diff changeset	412 status = len;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	413
1044 1aa6f2edd975 [project @ 1995-01-18 16:35:01 by jwe] jwe parents: 1034 diff changeset	414 }
1822 3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	415 else if (chars_left == 0)
2862 95e85daad148 [project @ 1997-04-15 22:00:57 by jwe] jwe parents: 2856 diff changeset	416 {
95e85daad148 [project @ 1997-04-15 22:00:57 by jwe] jwe parents: 2856 diff changeset	417 status = 0;
95e85daad148 [project @ 1997-04-15 22:00:57 by jwe] jwe parents: 2856 diff changeset	418 }
9476 d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9396 diff changeset	419 else
1822 3a47ca3dd227 [project @ 1996-02-01 08:06:35 by jwe] jwe parents: 1799 diff changeset	420 status = -1;
1044 1aa6f2edd975 [project @ 1995-01-18 16:35:01 by jwe] jwe parents: 1034 diff changeset	421
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	422 return status;
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	423 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	424
15466 d174210ce1ec use ' instead of ` in error messages, warnings and most comments John W. Eaton <jwe@octave.org> parents: 14880 diff changeset	425 // Fix things up so that input can come from file 'name', printing a
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 529 diff changeset	426 // warning if the file doesn't exist.
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 529 diff changeset	427
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	428 FILE *
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3519 diff changeset	429 get_input_from_file (const std::string& name, int warn)
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	430 {
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	431 FILE *instream = 0;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	432
1750 fd0d12493223 [project @ 1996-01-13 09:31:07 by jwe] jwe parents: 1742 diff changeset	433 if (name.length () > 0)
12941 9a498efac5f1 use gnulib::fseek and gnulib::fopen John W. Eaton <jwe@octave.org> parents: 12912 diff changeset	434 instream = gnulib::fopen (name.c_str (), "rb");
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	435
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	436 if (! instream && warn)
1750 fd0d12493223 [project @ 1996-01-13 09:31:07 by jwe] jwe parents: 1742 diff changeset	437 warning ("%s: no such file or directory", name.c_str ());
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	438
9476 d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9396 diff changeset	439 if (reading_fcn_file \|\| reading_script_file \|\| reading_classdef_file)
339 94f0f219a946 [project @ 1994-02-07 07:26:24 by jwe] jwe parents: 338 diff changeset	440 ff_instream = instream;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	441 else
2927 8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	442 command_editor::set_input_stream (instream);
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 return instream;
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	445 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	446
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 529 diff changeset	447 // 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	448 // 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	449 // separate function.
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 529 diff changeset	450
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	451 FILE *
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	452 get_input_from_stdin (void)
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	453 {
2927 8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	454 command_editor::set_input_stream (stdin);
8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	455 return command_editor::get_input_stream ();
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	456 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	457
5775 ace8d8d26933 [project @ 2006-04-24 19:13:06 by jwe] jwe parents: 5765 diff changeset	458 // FIXME -- make this generate file names when appropriate.
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2900 diff changeset	459
2247 108d848901b4 [project @ 1996-05-22 07:39:29 by jwe] jwe parents: 2235 diff changeset	460 static string_vector
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3519 diff changeset	461 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	462 std::string& hint)
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	463 {
2247 108d848901b4 [project @ 1996-05-22 07:39:29 by jwe] jwe parents: 2235 diff changeset	464 string_vector names;
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	465
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2900 diff changeset	466 prefix = "";
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	467
4604 cba347c642e2 [project @ 2003-11-13 04:38:05 by jwe] jwe parents: 4565 diff changeset	468 if (looks_like_struct (text))
1430 045e70a15a8f [project @ 1995-09-19 07:05:37 by jwe] jwe parents: 1403 diff changeset	469 names = generate_struct_completions (text, prefix, hint);
045e70a15a8f [project @ 1995-09-19 07:05:37 by jwe] jwe parents: 1403 diff changeset	470 else
2247 108d848901b4 [project @ 1996-05-22 07:39:29 by jwe] jwe parents: 2235 diff changeset	471 names = make_name_list ();
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	472
2944 e9c24f32f175 [project @ 1997-05-08 02:42:22 by jwe] jwe parents: 2939 diff changeset	473 // Sort and remove duplicates.
2348 a88c5cc51f62 [project @ 1996-07-25 09:54:40 by jwe] jwe parents: 2327 diff changeset	474
8503 8ba2ee57c594 remove qsort in favor of sort Jaroslav Hajek <highegg@gmail.com> parents: 8447 diff changeset	475 names.sort (true);
2348 a88c5cc51f62 [project @ 1996-07-25 09:54:40 by jwe] jwe parents: 2327 diff changeset	476
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	477 return names;
b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	478 }
b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	479
9485 3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	480 static bool
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	481 is_completing_dirfns (void)
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	482 {
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	483 static std::string dirfns_commands[] = {"cd", "ls"};
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	484 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	485
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	486 bool retval = false;
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	487
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	488 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	489
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	490 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	491 {
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	492 int index = line.find (dirfns_commands[i] + " ");
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	493
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	494 if (index == 0)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	495 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	496 retval = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	497 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	498 }
9485 3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	499 }
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	500
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	501 return retval;
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	502 }
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	503
3536 e8fbc8c3d6d9 [project @ 2000-02-02 12:01:00 by jwe] jwe parents: 3534 diff changeset	504 static std::string
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3519 diff changeset	505 generate_completion (const std::string& text, int state)
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	506 {
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3519 diff changeset	507 std::string retval;
2944 e9c24f32f175 [project @ 1997-05-08 02:42:22 by jwe] jwe parents: 2939 diff changeset	508
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3519 diff changeset	509 static std::string prefix;
b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3519 diff changeset	510 static std::string hint;
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	511
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2900 diff changeset	512 static size_t hint_len = 0;
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	513
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	514 static int list_index = 0;
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2900 diff changeset	515 static int name_list_len = 0;
4604 cba347c642e2 [project @ 2003-11-13 04:38:05 by jwe] jwe parents: 4565 diff changeset	516 static int name_list_total_len = 0;
2247 108d848901b4 [project @ 1996-05-22 07:39:29 by jwe] jwe parents: 2235 diff changeset	517 static string_vector name_list;
4604 cba347c642e2 [project @ 2003-11-13 04:38:05 by jwe] jwe parents: 4565 diff changeset	518 static string_vector file_name_list;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	519
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	520 static int matches = 0;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	521
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	522 if (state == 0)
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	523 {
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	524 list_index = 0;
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	525
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2900 diff changeset	526 prefix = "";
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	527
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2900 diff changeset	528 hint = text;
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	529
9485 3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	530 // 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	531 // file/directory operation.
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	532
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	533 if (is_completing_dirfns ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	534 name_list = string_vector ();
9485 3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	535 else
3cee58bf4acf selectively complete filenames in some cases John W. Eaton <jwe@octave.org> parents: 9484 diff changeset	536 name_list = generate_possible_completions (text, prefix, hint);
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	537
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2900 diff changeset	538 name_list_len = name_list.length ();
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2900 diff changeset	539
4604 cba347c642e2 [project @ 2003-11-13 04:38:05 by jwe] jwe parents: 4565 diff changeset	540 file_name_list = command_editor::generate_filename_completions (text);
cba347c642e2 [project @ 2003-11-13 04:38:05 by jwe] jwe parents: 4565 diff changeset	541
cba347c642e2 [project @ 2003-11-13 04:38:05 by jwe] jwe parents: 4565 diff changeset	542 name_list.append (file_name_list);
cba347c642e2 [project @ 2003-11-13 04:38:05 by jwe] jwe parents: 4565 diff changeset	543
cba347c642e2 [project @ 2003-11-13 04:38:05 by jwe] jwe parents: 4565 diff changeset	544 name_list_total_len = name_list.length ();
cba347c642e2 [project @ 2003-11-13 04:38:05 by jwe] jwe parents: 4565 diff changeset	545
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2900 diff changeset	546 hint_len = hint.length ();
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	547
b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	548 matches = 0;
2247 108d848901b4 [project @ 1996-05-22 07:39:29 by jwe] jwe parents: 2235 diff changeset	549
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2900 diff changeset	550 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	551 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	552 matches++;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	553 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	554
4604 cba347c642e2 [project @ 2003-11-13 04:38:05 by jwe] jwe parents: 4565 diff changeset	555 if (name_list_total_len > 0 && matches > 0)
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	556 {
4604 cba347c642e2 [project @ 2003-11-13 04:38:05 by jwe] jwe parents: 4565 diff changeset	557 while (list_index < name_list_total_len)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	558 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	559 std::string name = name_list[list_index];
2247 108d848901b4 [project @ 1996-05-22 07:39:29 by jwe] jwe parents: 2235 diff changeset	560
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	561 list_index++;
2247 108d848901b4 [project @ 1996-05-22 07:39:29 by jwe] jwe parents: 2235 diff changeset	562
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	563 if (hint == name.substr (0, hint_len))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	564 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	565 if (list_index <= name_list_len && ! prefix.empty ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	566 retval = prefix + "." + name;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	567 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	568 retval = name;
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	569
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	570 // FIXME -- looks_like_struct is broken for now,
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	571 // so it always returns false.
4179 8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4170 diff changeset	572
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	573 if (matches == 1 && looks_like_struct (retval))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	574 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	575 // 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	576 // whether it should be '(' or '.'.
4179 8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4170 diff changeset	577
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	578 command_editor::set_completion_append_character ('\0');
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	579 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	580 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	581 command_editor::set_completion_append_character
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	582 (Vcompletion_append_char);
1280 b01f9577b0da [project @ 1995-04-26 17:49:19 by jwe] jwe parents: 1215 diff changeset	583
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	584 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	585 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	586 }
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	587 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	588
2944 e9c24f32f175 [project @ 1997-05-08 02:42:22 by jwe] jwe parents: 2939 diff changeset	589 return retval;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	590 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	591
6979 2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	592 static std::string
2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	593 quoting_filename (const std::string &text, int, char quote)
2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	594 {
2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	595 if (quote)
2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	596 return text;
2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	597 else
2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	598 return (std::string ("'") + text);
2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	599 }
2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	600
2927 8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	601 void
8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	602 initialize_command_input (void)
8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	603 {
8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	604 // 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	605 // .inputrc file.
269 0febc87abbd4 [project @ 1994-01-05 08:17:07 by jwe] jwe parents: 252 diff changeset	606
2927 8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	607 command_editor::set_name ("Octave");
1358 dc9c01f66a19 [project @ 1995-09-05 21:10:01 by jwe] jwe parents: 1352 diff changeset	608
5775 ace8d8d26933 [project @ 2006-04-24 19:13:06 by jwe] jwe parents: 5765 diff changeset	609 // 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	610 // causes trouble for the new struct element completion code.
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3877 diff changeset	611
4272 fd406afe8a10 [project @ 2003-01-03 19:52:30 by jwe] jwe parents: 4253 diff changeset	612 static const char s = "\t\n !\"\'+-/:;<=>(){}[\\]^`~";
3933 f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3877 diff changeset	613
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3877 diff changeset	614 command_editor::set_basic_word_break_characters (s);
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3877 diff changeset	615
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3877 diff changeset	616 command_editor::set_completer_word_break_characters (s);
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3877 diff changeset	617
3004 9a54159563de [project @ 1997-05-23 05:00:49 by jwe] jwe parents: 2944 diff changeset	618 command_editor::set_basic_quote_characters ("\"");
2944 e9c24f32f175 [project @ 1997-05-08 02:42:22 by jwe] jwe parents: 2939 diff changeset	619
6979 2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	620 command_editor::set_filename_quote_characters (" \t\n\\\"'@<>=;\|&()#$`?*[!:{");
2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	621 command_editor::set_completer_quote_characters ("'\"");
2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	622
2944 e9c24f32f175 [project @ 1997-05-08 02:42:22 by jwe] jwe parents: 2939 diff changeset	623 command_editor::set_completion_function (generate_completion);
6979 2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	624
2883ea1c5c18 [project @ 2007-10-08 20:23:48 by dbateman] dbateman parents: 6945 diff changeset	625 command_editor::set_quoting_function (quoting_filename);
269 0febc87abbd4 [project @ 1994-01-05 08:17:07 by jwe] jwe parents: 252 diff changeset	626 }
0febc87abbd4 [project @ 1994-01-05 08:17:07 by jwe] jwe parents: 252 diff changeset	627
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	628 static void
6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	629 get_debug_input (const std::string& prompt)
269 0febc87abbd4 [project @ 1994-01-05 08:17:07 by jwe] jwe parents: 252 diff changeset	630 {
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	631 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	632 std::string nm;
6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	633
9484 bbe033dcfe13 make dbwhere work when called at keyboard prompt John W. Eaton <jwe@octave.org> parents: 9483 diff changeset	634 int curr_debug_line = octave_call_stack::current_line ();
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8503 diff changeset	635
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8503 diff changeset	636 bool have_file = false;
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8503 diff changeset	637
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	638 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	639 {
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	640 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	641
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	642 if (nm.empty ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	643 nm = caller->name ();
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8503 diff changeset	644 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	645 have_file = true;
7787 6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	646 }
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	647 else
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8503 diff changeset	648 curr_debug_line = -1;
3180 c17387059fd3 [project @ 1998-09-24 18:59:11 by jwe] jwe parents: 3176 diff changeset	649
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	650 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	651
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	652 if (! nm.empty ())
3180 c17387059fd3 [project @ 1998-09-24 18:59:11 by jwe] jwe parents: 3176 diff changeset	653 {
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	654 if (Vgud_mode)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	655 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	656 static char ctrl_z = 'Z' & 0x1f;
269 0febc87abbd4 [project @ 1994-01-05 08:17:07 by jwe] jwe parents: 252 diff changeset	657
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	658 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	659 }
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	660 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	661 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	662 // FIXME -- we should come up with a clean way to detect
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	663 // 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	664 // 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	665
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	666 buf << "stopped in " << nm;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	667
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	668 if (curr_debug_line > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	669 buf << " at line " << curr_debug_line;
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8503 diff changeset	670
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	671 if (have_file)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	672 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	673 std::string line_buf
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	674 = 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	675
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	676 if (! line_buf.empty ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	677 buf << "\n" << curr_debug_line << ": " << line_buf;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	678 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	679 }
3180 c17387059fd3 [project @ 1998-09-24 18:59:11 by jwe] jwe parents: 3176 diff changeset	680 }
c17387059fd3 [project @ 1998-09-24 18:59:11 by jwe] jwe parents: 3176 diff changeset	681
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	682 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	683
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	684 if (! msg.empty ())
9484 bbe033dcfe13 make dbwhere work when called at keyboard prompt John W. Eaton <jwe@octave.org> parents: 9483 diff changeset	685 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	686
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9999 diff changeset	687 unwind_protect frame;
7787 6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	688
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9999 diff changeset	689 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	690 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	691
12907 6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	692 if (! (interactive \|\| forced_interactive)
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	693 \|\| (reading_fcn_file
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	694 \|\| reading_classdef_file
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	695 \|\| reading_script_file
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	696 \|\| get_input_from_eval_string
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	697 \|\| input_from_startup_file
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	698 \|\| input_from_command_line_file))
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	699 {
12907 6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	700 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	701 forced_interactive = true;
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	702
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	703 frame.protect_var (reading_fcn_file);
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	704 reading_fcn_file = false;
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	705
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	706 frame.protect_var (reading_classdef_file);
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	707 reading_classdef_file = false;
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	708
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	709 frame.protect_var (reading_script_file);
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	710 reading_script_file = false;
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	711
12907 6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	712 frame.protect_var (input_from_startup_file);
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	713 input_from_startup_file = false;
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	714
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	715 frame.protect_var (input_from_command_line_file);
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	716 input_from_command_line_file = false;
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	717
12907 6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	718 frame.protect_var (get_input_from_eval_string);
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	719 get_input_from_eval_string = false;
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	720
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	721 YY_BUFFER_STATE old_buf = current_buffer ();
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	722 YY_BUFFER_STATE new_buf = create_buffer (get_input_from_stdin ());
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	723
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	724 // FIXME: are these safe?
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	725 frame.add_fcn (switch_to_buffer, old_buf);
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	726 frame.add_fcn (delete_buffer, new_buf);
7903 8018e10d2b87 save and restore global_command as needed John W. Eaton <jwe@octave.org> parents: 7818 diff changeset	727
12907 6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	728 switch_to_buffer (new_buf);
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	729 }
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	730
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	731 while (Vdebugging)
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	732 {
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	733 reset_error_handler ();
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	734
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	735 reset_parser ();
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	736
12907 6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	737 // Save current value of global_command.
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	738 frame.protect_var (global_command);
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	739
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	740 global_command = 0;
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	741
12907 6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	742 // Do this with an unwind-protect cleanup function so that the
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	743 // forced variables will be unmarked in the event of an interrupt.
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	744 symbol_table::scope_id scope = symbol_table::top_scope ();
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	745 frame.add_fcn (symbol_table::unmark_forced_variables, scope);
9260 9c2349a51218 properly unmark forced variables John W. Eaton <jwe@octave.org> parents: 9215 diff changeset	746
12907 6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	747 // This is the same as yyparse in parse.y.
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	748 int retval = octave_parse ();
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	749
12907 6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	750 if (retval == 0 && global_command)
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	751 {
13970 c93b953f7d54 plug some memory leaks John W. Eaton <jwe@octave.org> parents: 13951 diff changeset	752 unwind_protect inner_frame;
7787 6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	753
13970 c93b953f7d54 plug some memory leaks John W. Eaton <jwe@octave.org> parents: 13951 diff changeset	754 // Use an unwind-protect cleanup function so that the
c93b953f7d54 plug some memory leaks John W. Eaton <jwe@octave.org> parents: 13951 diff changeset	755 // global_command list will be deleted in the event of an
c93b953f7d54 plug some memory leaks John W. Eaton <jwe@octave.org> parents: 13951 diff changeset	756 // interrupt.
c93b953f7d54 plug some memory leaks John W. Eaton <jwe@octave.org> parents: 13951 diff changeset	757
c93b953f7d54 plug some memory leaks John W. Eaton <jwe@octave.org> parents: 13951 diff changeset	758 inner_frame.add_fcn (cleanup_statement_list, &global_command);
c93b953f7d54 plug some memory leaks John W. Eaton <jwe@octave.org> parents: 13951 diff changeset	759
c93b953f7d54 plug some memory leaks John W. Eaton <jwe@octave.org> parents: 13951 diff changeset	760 global_command->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	761
12907 6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	762 if (octave_completion_matches_called)
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	763 octave_completion_matches_called = false;
9999 653716f3d976 get_debug_input: force interactive input mode; don't get user input unless stdin is a tty John W. Eaton <jwe@octave.org> parents: 9485 diff changeset	764 }
7913 f46e73bcb85b toplev.cc (main_loop): undo previous change; input.cc (get_debug_input): don't delete global_command here John W. Eaton <jwe@octave.org> parents: 7903 diff changeset	765
12907 6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	766 // Unmark forced variables.
6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	767 // Restore previous value of global_command.
15469 72868cae7624 eliminate some deprecated function warnings John W. Eaton <jwe@octave.org> parents: 15467 diff changeset	768 frame.run (2);
7913 f46e73bcb85b toplev.cc (main_loop): undo previous change; input.cc (get_debug_input): don't delete global_command here John W. Eaton <jwe@octave.org> parents: 7903 diff changeset	769
12907 6e1b9f079e0f allow debugging when input is not coming from a tty John W. Eaton <jwe@octave.org> parents: 12573 diff changeset	770 octave_quit ();
7787 6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	771 }
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	772 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	773
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 529 diff changeset	774 // 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	775
2086 bfb775fb6fe8 [project @ 1996-04-25 05:55:19 by jwe] jwe parents: 1996 diff changeset	776 static octave_value_list
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	777 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	778 {
3100 bea2f5be3eab [project @ 1997-11-14 10:07:50 by jwe] jwe parents: 3098 diff changeset	779 octave_value_list retval;
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	780
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	781 int nargin = args.length ();
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	782
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	783 int read_as_string = 0;
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	784
712 36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 661 diff changeset	785 if (nargin == 2)
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	786 read_as_string++;
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	787
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	788 std::string prompt = args(0).string_value ();
4975 80842ad3f85c [project @ 2004-09-08 18:37:58 by jwe] jwe parents: 4802 diff changeset	789
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	790 if (error_state)
6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	791 {
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	792 error ("input: unrecognized argument");
6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	793 return retval;
4975 80842ad3f85c [project @ 2004-09-08 18:37:58 by jwe] jwe parents: 4802 diff changeset	794 }
80842ad3f85c [project @ 2004-09-08 18:37:58 by jwe] jwe parents: 4802 diff changeset	795
2095 36903d507b0e [project @ 1996-04-28 09:00:07 by jwe] jwe parents: 2086 diff changeset	796 flush_octave_stdout ();
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	797
13266 c053740eb2aa improve memory use for the pager and diary streams (bug #34431) John W. Eaton <jwe@octave.org> parents: 12989 diff changeset	798 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	799 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	800
4565 1db951a4fcd5 [project @ 2003-10-29 13:49:30 by jwe] jwe parents: 4526 diff changeset	801 octave_diary << prompt;
1db951a4fcd5 [project @ 2003-10-29 13:49:30 by jwe] jwe parents: 4526 diff changeset	802
7459 d3fe4d466bc2 don't inhibit drawnow in debug mode John W. Eaton <jwe@octave.org> parents: 7409 diff changeset	803 std::string input_buf = interactive_input (prompt.c_str (), true);
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	804
7459 d3fe4d466bc2 don't inhibit drawnow in debug mode John W. Eaton <jwe@octave.org> parents: 7409 diff changeset	805 if (! (error_state \|\| input_buf.empty ()))
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	806 {
1799 1881b2a7d1e2 [project @ 1996-01-29 05:10:48 by jwe] jwe parents: 1761 diff changeset	807 if (! input_from_startup_file)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	808 command_history::add (input_buf);
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	809
2927 8722c6284b72 [project @ 1997-05-05 03:44:04 by jwe] jwe parents: 2921 diff changeset	810 size_t len = input_buf.length ();
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	811
4565 1db951a4fcd5 [project @ 2003-10-29 13:49:30 by jwe] jwe parents: 4526 diff changeset	812 octave_diary << input_buf;
1db951a4fcd5 [project @ 2003-10-29 13:49:30 by jwe] jwe parents: 4526 diff changeset	813
1db951a4fcd5 [project @ 2003-10-29 13:49:30 by jwe] jwe parents: 4526 diff changeset	814 if (input_buf[len - 1] != '\n')
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	815 octave_diary << "\n";
4565 1db951a4fcd5 [project @ 2003-10-29 13:49:30 by jwe] jwe parents: 4526 diff changeset	816
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	817 if (len < 1)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	818 return read_as_string ? octave_value ("") : octave_value (Matrix ());
3772 e44ffad3d06c [project @ 2001-02-03 06:23:38 by jwe] jwe parents: 3741 diff changeset	819
e44ffad3d06c [project @ 2001-02-03 06:23:38 by jwe] jwe parents: 3741 diff changeset	820 if (read_as_string)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	821 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	822 // FIXME -- fix gnu_readline and octave_gets instead!
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	823 if (input_buf.length () == 1 && input_buf[0] == '\n')
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	824 retval(0) = "";
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	825 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	826 retval(0) = input_buf;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	827 }
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	828 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	829 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	830 int parse_status = 0;
2900 5ed088015839 [project @ 1997-04-30 03:26:56 by jwe] jwe parents: 2896 diff changeset	831
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	832 retval = eval_string (input_buf, true, parse_status, nargout);
3100 bea2f5be3eab [project @ 1997-11-14 10:07:50 by jwe] jwe parents: 3098 diff changeset	833
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	834 if (! Vdebugging && retval.length () == 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	835 retval(0) = Matrix ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	836 }
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	837 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	838 else
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	839 error ("input: reading user-input failed!");
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	840
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	841 return retval;
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	842 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	843
3100 bea2f5be3eab [project @ 1997-11-14 10:07:50 by jwe] jwe parents: 3098 diff changeset	844 DEFUN (input, args, nargout,
3372 f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	845 "-- texinfo --\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10463 diff changeset	846 @deftypefn {Built-in Function} {} input (@var{prompt})\n\
3372 f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	847 @deftypefnx {Built-in Function} {} input (@var{prompt}, \"s\")\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	848 Print a prompt and wait for user input. For example,\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	849 \n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	850 @example\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	851 input (\"Pick a number, any number! \")\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	852 @end example\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	853 \n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	854 @noindent\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	855 prints the prompt\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	856 \n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	857 @example\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	858 Pick a number, any number!\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	859 @end example\n\
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	860 \n\
3372 f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	861 @noindent\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	862 and waits for the user to enter a value. The string entered by the user\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	863 is evaluated as an expression, so it may be a literal constant, a\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	864 variable name, or any other valid expression.\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	865 \n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	866 Currently, @code{input} only returns one value, regardless of the number\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	867 of values produced by the evaluation of the expression.\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	868 \n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	869 If you are only interested in getting a literal string value, you can\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	870 call @code{input} with the character string @code{\"s\"} as the second\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	871 argument. This tells Octave to return the string entered by the user\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	872 directly, without evaluating it first.\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	873 \n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	874 Because there may be output waiting to be displayed by the pager, it is\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	875 a good idea to always call @code{fflush (stdout)} before calling\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	876 @code{input}. This will ensure that all pending output is written to\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	877 the screen before your prompt. @xref{Input and Output}.\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	878 @end deftypefn")
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	879 {
2086 bfb775fb6fe8 [project @ 1996-04-25 05:55:19 by jwe] jwe parents: 1996 diff changeset	880 octave_value_list retval;
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	881
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	882 int nargin = args.length ();
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	883
712 36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 661 diff changeset	884 if (nargin == 1 \|\| nargin == 2)
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	885 retval = get_user_input (args, nargout);
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	886 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5794 diff changeset	887 print_usage ();
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	888
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	889 return retval;
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	890 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	891
5640 426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	892 bool
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	893 octave_yes_or_no (const std::string& prompt)
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	894 {
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	895 std::string prompt_string = prompt + "(yes or no) ";
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	896
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	897 while (1)
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	898 {
7459 d3fe4d466bc2 don't inhibit drawnow in debug mode John W. Eaton <jwe@octave.org> parents: 7409 diff changeset	899 std::string input_buf = interactive_input (prompt_string, true);
5640 426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	900
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	901 if (input_buf == "yes")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	902 return true;
5640 426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	903 else if (input_buf == "no")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	904 return false;
5640 426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	905 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	906 message (0, "Please answer yes or no.");
5640 426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	907 }
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	908 }
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	909
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	910 DEFUN (yes_or_no, args, ,
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	911 "-- texinfo --\n\
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	912 @deftypefn {Built-in Function} {} yes_or_no (@var{prompt})\n\
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	913 Ask the user a yes-or-no question. Return 1 if the answer is yes.\n\
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	914 Takes one argument, which is the string to display to ask the\n\
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	915 question. It should end in a space; @samp{yes-or-no-p} adds\n\
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	916 @samp{(yes or no) } to it. The user must confirm the answer with\n\
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	917 RET and can edit it until it has been confirmed.\n\
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	918 @end deftypefn")
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	919 {
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	920 octave_value retval;
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	921
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	922 int nargin = args.length ();
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	923
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	924 if (nargin == 0 \|\| nargin == 1)
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	925 {
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	926 std::string prompt;
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	927
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	928 if (nargin == 1)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	929 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	930 prompt = args(0).string_value ();
5640 426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	931
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	932 if (error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	933 {
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 12211 diff changeset	934 error ("yes_or_no: PROMPT must be a character string");
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	935 return retval;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	936 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	937 }
5640 426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	938
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	939 retval = octave_yes_or_no (prompt);
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	940 }
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	941 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5794 diff changeset	942 print_usage ();
5640 426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	943
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	944 return retval;
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	945 }
426719471ac6 [project @ 2006-03-04 06:02:14 by jwe] jwe parents: 5388 diff changeset	946
3707 58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	947 octave_value
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	948 do_keyboard (const octave_value_list& args)
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	949 {
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	950 octave_value retval;
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	951
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	952 int nargin = args.length ();
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	953
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	954 assert (nargin == 0 \|\| nargin == 1);
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	955
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9999 diff changeset	956 unwind_protect frame;
3707 58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	957
12989 00235a6446da eliminate duplication of internal variables controlling command history John W. Eaton <jwe@octave.org> parents: 12942 diff changeset	958 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	959 command_history::ignoring_entries ());
00235a6446da eliminate duplication of internal variables controlling command history John W. Eaton <jwe@octave.org> parents: 12942 diff changeset	960
3707 58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	961 command_history::ignore_entries (false);
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	962
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9999 diff changeset	963 frame.protect_var (Vdebugging);
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	964
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	965 frame.add_fcn (octave_call_stack::restore_frame,
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9999 diff changeset	966 octave_call_stack::current_frame ());
3707 58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	967
9484 bbe033dcfe13 make dbwhere work when called at keyboard prompt John W. Eaton <jwe@octave.org> parents: 9483 diff changeset	968 // FIXME -- probably we just want to print one line, not the
bbe033dcfe13 make dbwhere work when called at keyboard prompt John W. Eaton <jwe@octave.org> parents: 9483 diff changeset	969 // 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	970 //
bbe033dcfe13 make dbwhere work when called at keyboard prompt John W. Eaton <jwe@octave.org> parents: 9483 diff changeset	971 // 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	972 // stmt.accept (tpc);
bbe033dcfe13 make dbwhere work when called at keyboard prompt John W. Eaton <jwe@octave.org> parents: 9483 diff changeset	973
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	974 Vdebugging = true;
3707 58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	975
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	976 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	977 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	978 prompt = args(0).string_value ();
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 4208 diff changeset	979
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	980 if (! error_state)
6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7758 diff changeset	981 get_debug_input (prompt);
3707 58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	982
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	983 return retval;
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	984 }
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3566 diff changeset	985
1957 0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe] jwe parents: 1900 diff changeset	986 DEFUN (keyboard, args, ,
3372 f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	987 "-- texinfo --\n\
9300 fddb9f9f724b Correct documentation for keyboard function Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	988 @deftypefn {Built-in Function} {} keyboard ()\n\
fddb9f9f724b Correct documentation for keyboard function Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	989 @deftypefnx {Built-in Function} {} keyboard (@var{prompt})\n\
3372 f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	990 This function is normally used for simple debugging. When the\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	991 @code{keyboard} function is executed, Octave prints a prompt and waits\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	992 for user input. The input strings are then evaluated and the results\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	993 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	994 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	995 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	996 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	997 \n\
9300 fddb9f9f724b Correct documentation for keyboard function Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	998 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	999 @samp{debug> } is used.\n\
9300 fddb9f9f724b Correct documentation for keyboard function Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1000 @seealso{dbcont, dbquit}\n\
3372 f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	1001 @end deftypefn")
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	1002 {
2086 bfb775fb6fe8 [project @ 1996-04-25 05:55:19 by jwe] jwe parents: 1996 diff changeset	1003 octave_value_list retval;
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	1004
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	1005 int nargin = args.length ();
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	1006
712 36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 661 diff changeset	1007 if (nargin == 0 \|\| nargin == 1)
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	1008 {
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9999 diff changeset	1009 unwind_protect frame;
10186 095a1e670e68 make dbstep work with keyboard function John W. Eaton <jwe@octave.org> parents: 10182 diff changeset	1010
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	1011 frame.add_fcn (octave_call_stack::restore_frame,
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9999 diff changeset	1012 octave_call_stack::current_frame ());
9483 25c2e92ee03c correctly skip frame assigned to keyboard function John W. Eaton <jwe@octave.org> parents: 9482 diff changeset	1013
25c2e92ee03c correctly skip frame assigned to keyboard function John W. Eaton <jwe@octave.org> parents: 9482 diff changeset	1014 // Skip the frame assigned to the keyboard function.
9484 bbe033dcfe13 make dbwhere work when called at keyboard prompt John W. Eaton <jwe@octave.org> parents: 9483 diff changeset	1015 octave_call_stack::goto_frame_relative (0);
9483 25c2e92ee03c correctly skip frame assigned to keyboard function John W. Eaton <jwe@octave.org> parents: 9482 diff changeset	1016
10186 095a1e670e68 make dbstep work with keyboard function John W. Eaton <jwe@octave.org> parents: 10182 diff changeset	1017 tree_evaluator::debug_mode = true;
095a1e670e68 make dbstep work with keyboard function John W. Eaton <jwe@octave.org> parents: 10182 diff changeset	1018
095a1e670e68 make dbstep work with keyboard function John W. Eaton <jwe@octave.org> parents: 10182 diff changeset	1019 tree_evaluator::current_frame = octave_call_stack::current_frame ();
095a1e670e68 make dbstep work with keyboard function John W. Eaton <jwe@octave.org> parents: 10182 diff changeset	1020
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	1021 do_keyboard (args);
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	1022 }
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	1023 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5794 diff changeset	1024 print_usage ();
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	1025
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	1026 return retval;
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	1027 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 339 diff changeset	1028
8746 5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8658 diff changeset	1029 DEFUN (echo, args, ,
3332 7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1030 "-- texinfo --\n\
11547 e1851653d59c Eliminate @deffn macros. Rik <octave@nomad.inbox5.com> parents: 11523 diff changeset	1031 @deftypefn {Command} {} echo options\n\
3332 7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1032 Control whether commands are displayed as they are executed. Valid\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1033 options are:\n\
1588 27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	1034 \n\
3332 7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1035 @table @code\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1036 @item on\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1037 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	1038 \n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1039 @item off\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1040 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	1041 \n\
3332 7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1042 @item on all\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1043 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	1044 functions.\n\
1588 27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	1045 \n\
3332 7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1046 @item off all\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1047 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	1048 functions.\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1049 @end table\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1050 \n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1051 @noindent\n\
9134 a3739e27b017 Update section 2.4 of basics.txi Rik <rdrider0-list@yahoo.com> parents: 9064 diff changeset	1052 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	1053 @end deftypefn")
1588 27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	1054 {
2086 bfb775fb6fe8 [project @ 1996-04-25 05:55:19 by jwe] jwe parents: 1996 diff changeset	1055 octave_value_list retval;
1588 27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	1056
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1750 diff changeset	1057 int argc = args.length () + 1;
3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1750 diff changeset	1058
1968 a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1957 diff changeset	1059 string_vector argv = args.make_argv ("echo");
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1750 diff changeset	1060
3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1750 diff changeset	1061 if (error_state)
3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1750 diff changeset	1062 return retval;
1588 27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	1063
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	1064 switch (argc)
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	1065 {
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	1066 case 1:
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	1067 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1068 if ((Vecho_executing_commands & ECHO_SCRIPTS)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1069 \|\| (Vecho_executing_commands & ECHO_FUNCTIONS))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1070 Vecho_executing_commands = ECHO_OFF;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1071 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1072 Vecho_executing_commands = ECHO_SCRIPTS;
1588 27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	1073 }
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	1074 break;
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	1075
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	1076 case 2:
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	1077 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1078 std::string arg = argv[1];
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1750 diff changeset	1079
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1080 if (arg == "on")
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1081 Vecho_executing_commands = ECHO_SCRIPTS;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1082 else if (arg == "off")
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1083 Vecho_executing_commands = ECHO_OFF;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1084 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1085 print_usage ();
1588 27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	1086 }
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	1087 break;
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	1088
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	1089 case 3:
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	1090 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1091 std::string arg = argv[1];
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1750 diff changeset	1092
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1093 if (arg == "on" && argv[2] == "all")
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1094 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1095 int tmp = (ECHO_SCRIPTS \| ECHO_FUNCTIONS);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1096 Vecho_executing_commands = tmp;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1097 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1098 else if (arg == "off" && argv[2] == "all")
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1099 Vecho_executing_commands = ECHO_OFF;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1100 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1101 print_usage ();
1588 27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	1102 }
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	1103 break;
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	1104
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	1105 default:
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5794 diff changeset	1106 print_usage ();
1588 27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	1107 break;
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	1108 }
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	1109
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	1110 return retval;
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	1111 }
27f5ac98fc4a [project @ 1995-10-31 06:04:47 by jwe] jwe parents: 1569 diff changeset	1112
2234 a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	1113 DEFUN (completion_matches, args, nargout,
3332 7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1114 "-- texinfo --\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1115 @deftypefn {Built-in Function} {} completion_matches (@var{hint})\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1116 Generate possible completions given @var{hint}.\n\
2299 f296bbc757a1 [project @ 1996-06-23 03:45:44 by jwe] jwe parents: 2287 diff changeset	1117 \n\
f296bbc757a1 [project @ 1996-06-23 03:45:44 by jwe] jwe parents: 2287 diff changeset	1118 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	1119 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	1120 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	1121 a feature, not a bug.\n\
3333 15cddaacbc2d [project @ 1999-11-03 19:53:59 by jwe] jwe parents: 3332 diff changeset	1122 @end deftypefn")
2234 a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	1123 {
2281 7d11fd3aaaa1 [project @ 1996-05-24 19:58:59 by jwe] jwe parents: 2275 diff changeset	1124 octave_value retval;
2234 a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	1125
a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	1126 int nargin = args.length ();
a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	1127
a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	1128 if (nargin == 1)
a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	1129 {
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3519 diff changeset	1130 std::string hint = args(0).string_value ();
2234 a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	1131
a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	1132 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1133 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1134 int n = 32;
2234 a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	1135
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1136 string_vector list (n);
2234 a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	1137
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1138 int k = 0;
2234 a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	1139
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1140 for (;;)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1141 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1142 std::string cmd = generate_completion (hint, k);
2234 a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	1143
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1144 if (! cmd.empty ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1145 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1146 if (k == n)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1147 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1148 n *= 2;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1149 list.resize (n);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1150 }
2235 896966940135 [project @ 1996-05-17 18:09:01 by jwe] jwe parents: 2234 diff changeset	1151
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1152 list[k++] = cmd;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1153 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1154 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1155 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1156 list.resize (k);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1157 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1158 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1159 }
2234 a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	1160
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1161 if (nargout > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1162 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1163 if (! list.empty ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1164 retval = list;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1165 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1166 retval = "";
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1167 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1168 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1169 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1170 // We don't use string_vector::list_in_columns here
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1171 // because it will be easier for Emacs if the names
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1172 // appear in a single column.
2235 896966940135 [project @ 1996-05-17 18:09:01 by jwe] jwe parents: 2234 diff changeset	1173
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1174 int len = list.length ();
2234 a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	1175
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1176 for (int i = 0; i < len; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1177 octave_stdout << list[i] << "\n";
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1178 }
2299 f296bbc757a1 [project @ 1996-06-23 03:45:44 by jwe] jwe parents: 2287 diff changeset	1179
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1180 octave_completion_matches_called = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1181 }
2234 a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	1182 }
a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	1183 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5794 diff changeset	1184 print_usage ();
2234 a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	1185
a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	1186 return retval;
a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	1187 }
a174011c96f2 [project @ 1996-05-17 17:51:20 by jwe] jwe parents: 2205 diff changeset	1188
3189 bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1189 DEFUN (read_readline_init_file, args, ,
3448 0fb75d95b14f [project @ 2000-01-17 20:38:31 by jwe] jwe parents: 3373 diff changeset	1190 "-- texinfo --\n\
0fb75d95b14f [project @ 2000-01-17 20:38:31 by jwe] jwe parents: 3373 diff changeset	1191 @deftypefn {Built-in Function} {} read_readline_init_file (@var{file})\n\
7007 6304d9ea0a30 [project @ 2007-10-11 16:26:36 by jwe] jwe parents: 6991 diff changeset	1192 Read the readline library initialization file @var{file}. If\n\
3448 0fb75d95b14f [project @ 2000-01-17 20:38:31 by jwe] jwe parents: 3373 diff changeset	1193 @var{file} is omitted, read the default initialization file (normally\n\
6615 687ae48b2253 [project @ 2007-05-13 06:24:57 by jwe] jwe parents: 6489 diff changeset	1194 @file{~/.inputrc}).\n\
687ae48b2253 [project @ 2007-05-13 06:24:57 by jwe] jwe parents: 6489 diff changeset	1195 \n\
687ae48b2253 [project @ 2007-05-13 06:24:57 by jwe] jwe parents: 6489 diff changeset	1196 @xref{Readline Init File, , , readline, GNU Readline Library},\n\
687ae48b2253 [project @ 2007-05-13 06:24:57 by jwe] jwe parents: 6489 diff changeset	1197 for details.\n\
3448 0fb75d95b14f [project @ 2000-01-17 20:38:31 by jwe] jwe parents: 3373 diff changeset	1198 @end deftypefn")
3189 bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1199 {
bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1200 octave_value_list retval;
bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1201
bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1202 int nargin = args.length ();
bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1203
bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1204 if (nargin == 0)
bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1205 command_editor::read_init_file ();
bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1206 else if (nargin == 1)
bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1207 {
5872 44f24cf66b95 [project @ 2006-06-30 18:19:20 by jwe] jwe parents: 5832 diff changeset	1208 std::string file = args(0).string_value ();
3189 bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1209
bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1210 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1211 command_editor::read_init_file (file);
3189 bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1212 }
bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1213 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5794 diff changeset	1214 print_usage ();
3189 bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1215
bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1216 return retval;
bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1217 }
bef7b73c0724 [project @ 1998-10-16 18:05:26 by jwe] jwe parents: 3180 diff changeset	1218
7758 8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1219 DEFUN (re_read_readline_init_file, args, ,
8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1220 "-- texinfo --\n\
8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1221 @deftypefn {Built-in Function} {} re_read_readline_init_file ()\n\
8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1222 Re-read the last readline library initialization file that was read.\n\
8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1223 @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	1224 for details.\n\
8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1225 @end deftypefn")
8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1226 {
8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1227 octave_value_list retval;
8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1228
8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1229 if (args.length () == 0)
8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1230 command_editor::re_read_init_file ();
8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1231 else
8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1232 print_usage ();
8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1233
8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1234 return retval;
8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1235 }
8e14a01ffe9f input.cc (Fre_read_readline_init_file): new function John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	1236
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1237 typedef std::map<std::string, octave_value> hook_fcn_map_type;
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1238
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1239 static hook_fcn_map_type hook_fcn_map;
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1240
4802 b3f20980be32 [project @ 2004-02-25 05:14:19 by jwe] jwe parents: 4604 diff changeset	1241 static int
3519 957d7d6ab0e0 [project @ 2000-02-02 06:00:09 by jwe] jwe parents: 3503 diff changeset	1242 input_event_hook (void)
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1243 {
11367 b2191ebea12f don't process input_event_hook when we are parsing a function John W. Eaton <jwe@octave.org> parents: 11258 diff changeset	1244 if (! lexer_flags.defining_func)
4526 8952973c6837 [project @ 2003-10-02 18:33:58 by jwe] jwe parents: 4272 diff changeset	1245 {
11367 b2191ebea12f don't process input_event_hook when we are parsing a function John W. Eaton <jwe@octave.org> parents: 11258 diff changeset	1246 hook_fcn_map_type::iterator p = hook_fcn_map.begin ();
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1247
11367 b2191ebea12f don't process input_event_hook when we are parsing a function John W. Eaton <jwe@octave.org> parents: 11258 diff changeset	1248 while (p != hook_fcn_map.end ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1249 {
11367 b2191ebea12f don't process input_event_hook when we are parsing a function John W. Eaton <jwe@octave.org> parents: 11258 diff changeset	1250 std::string hook_fcn = p->first;
b2191ebea12f don't process input_event_hook when we are parsing a function John W. Eaton <jwe@octave.org> parents: 11258 diff changeset	1251 octave_value user_data = p->second;
b2191ebea12f don't process input_event_hook when we are parsing a function John W. Eaton <jwe@octave.org> parents: 11258 diff changeset	1252
12179 0947d399cff4 input.cc (input_event_hook): fix incorrect use of iterator John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	1253 hook_fcn_map_type::iterator q = p++;
11367 b2191ebea12f don't process input_event_hook when we are parsing a function John W. Eaton <jwe@octave.org> parents: 11258 diff changeset	1254
b2191ebea12f don't process input_event_hook when we are parsing a function John W. Eaton <jwe@octave.org> parents: 11258 diff changeset	1255 if (is_valid_function (hook_fcn))
b2191ebea12f don't process input_event_hook when we are parsing a function John W. Eaton <jwe@octave.org> parents: 11258 diff changeset	1256 {
b2191ebea12f don't process input_event_hook when we are parsing a function John W. Eaton <jwe@octave.org> parents: 11258 diff changeset	1257 if (user_data.is_defined ())
b2191ebea12f don't process input_event_hook when we are parsing a function John W. Eaton <jwe@octave.org> parents: 11258 diff changeset	1258 feval (hook_fcn, user_data, 0);
b2191ebea12f don't process input_event_hook when we are parsing a function John W. Eaton <jwe@octave.org> parents: 11258 diff changeset	1259 else
b2191ebea12f don't process input_event_hook when we are parsing a function John W. Eaton <jwe@octave.org> parents: 11258 diff changeset	1260 feval (hook_fcn, octave_value_list (), 0);
b2191ebea12f don't process input_event_hook when we are parsing a function John W. Eaton <jwe@octave.org> parents: 11258 diff changeset	1261 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1262 else
12179 0947d399cff4 input.cc (input_event_hook): fix incorrect use of iterator John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	1263 hook_fcn_map.erase (q);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1264 }
11367 b2191ebea12f don't process input_event_hook when we are parsing a function John W. Eaton <jwe@octave.org> parents: 11258 diff changeset	1265
b2191ebea12f don't process input_event_hook when we are parsing a function John W. Eaton <jwe@octave.org> parents: 11258 diff changeset	1266 if (hook_fcn_map.empty ())
b2191ebea12f don't process input_event_hook when we are parsing a function John W. Eaton <jwe@octave.org> parents: 11258 diff changeset	1267 command_editor::remove_event_hook (input_event_hook);
4526 8952973c6837 [project @ 2003-10-02 18:33:58 by jwe] jwe parents: 4272 diff changeset	1268 }
8952973c6837 [project @ 2003-10-02 18:33:58 by jwe] jwe parents: 4272 diff changeset	1269
4802 b3f20980be32 [project @ 2004-02-25 05:14:19 by jwe] jwe parents: 4604 diff changeset	1270 return 0;
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1271 }
e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1272
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1273 DEFUN (add_input_event_hook, args, ,
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1274 "-- texinfo --\n\
12573 232a90612254 Add new section on parsing to documentation. Rik <octave@nomad.inbox5.com> parents: 12483 diff changeset	1275 @deftypefn {Built-in Function} {} add_input_event_hook (@var{fcn})\n\
232a90612254 Add new section on parsing to documentation. Rik <octave@nomad.inbox5.com> parents: 12483 diff changeset	1276 @deftypefnx {Built-in Function} {} add_input_event_hook (@var{fcn}, @var{data})\n\
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1277 Add the named function @var{fcn} to the list of functions to call\n\
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1278 periodically when Octave is waiting for input. The function should\n\
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1279 have the form\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10463 diff changeset	1280 \n\
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1281 @example\n\
e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1282 @var{fcn} (@var{data})\n\
e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1283 @end example\n\
e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1284 \n\
e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1285 If @var{data} is omitted, Octave calls the function without any\n\
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1286 arguments.\n\
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1287 @seealso{remove_input_event_hook}\n\
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1288 @end deftypefn")
e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1289 {
e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1290 octave_value_list retval;
e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1291
e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1292 int nargin = args.length ();
e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1293
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1294 if (nargin == 1 \|\| nargin == 2)
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1295 {
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1296 octave_value user_data;
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1297
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1298 if (nargin == 2)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1299 user_data = args(1);
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1300
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1301 std::string hook_fcn = args(0).string_value ();
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1302
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1303 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1304 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1305 if (hook_fcn_map.empty ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1306 command_editor::add_event_hook (input_event_hook);
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1307
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1308 hook_fcn_map[hook_fcn] = user_data;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1309 }
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1310 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1311 error ("add_input_event_hook: expecting string as first arg");
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1312 }
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1313 else
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1314 print_usage ();
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1315
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1316 return retval;
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1317 }
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1318
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1319 DEFUN (remove_input_event_hook, args, ,
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1320 "-- texinfo --\n\
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1321 @deftypefn {Built-in Function} {} remove_input_event_hook (@var{fcn})\n\
12573 232a90612254 Add new section on parsing to documentation. Rik <octave@nomad.inbox5.com> parents: 12483 diff changeset	1322 Remove the named function @var{fcn} from the list of functions to call\n\
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1323 periodically when Octave is waiting for input.\n\
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1324 @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	1325 @end deftypefn")
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1326 {
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1327 octave_value_list retval;
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1328
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1329 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	1330
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1331 if (nargin == 1)
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1332 {
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1333 std::string hook_fcn = args(0).string_value ();
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1334
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1335 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1336 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1337 hook_fcn_map_type::iterator p = hook_fcn_map.find (hook_fcn);
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1338
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1339 if (p != hook_fcn_map.end ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1340 hook_fcn_map.erase (p);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1341 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1342 error ("remove_input_event_hook: %s not found in list",
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1343 hook_fcn.c_str ());
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1344
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1345 if (hook_fcn_map.empty ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1346 command_editor::remove_event_hook (input_event_hook);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1347 }
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1348 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10186 diff changeset	1349 error ("remove_input_event_hook: expecting string as first arg");
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1350 }
9215 1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1351 else
1500d0197484 allow multiple input event hook functions to be installed simultaneously John W. Eaton <jwe@octave.org> parents: 9134 diff changeset	1352 print_usage ();
3498 e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1353
e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1354 return retval;
e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1355 }
e391aeef2b3c [project @ 2000-01-31 03:17:14 by jwe] jwe parents: 3484 diff changeset	1356
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1357 DEFUN (PS1, args, nargout,
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1358 "-- texinfo --\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10463 diff changeset	1359 @deftypefn {Built-in Function} {@var{val} =} PS1 ()\n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1360 @deftypefnx {Built-in Function} {@var{old_val} =} PS1 (@var{new_val})\n\
13951 79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1361 @deftypefnx {Built-in Function} {} PS1 (@var{new_val}, \"local\")\n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1362 Query or set the primary prompt string. When executing interactively,\n\
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1363 Octave displays the primary prompt when it is ready to read a command.\n\
3332 7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1364 \n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1365 The default value of the primary prompt string is @code{\"\\s:\\#> \"}.\n\
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1366 To change it, use a command like\n\
3332 7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1367 \n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1368 @example\n\
11405 51b6193e90bb Documentation fixes Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 11367 diff changeset	1369 PS1 (\"\\\\u@@\\\\H> \")\n\
3332 7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1370 @end example\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1371 \n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1372 @noindent\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1373 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	1374 @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	1375 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	1376 character string. @xref{Strings}.\n\
11405 51b6193e90bb Documentation fixes Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 11367 diff changeset	1377 \n\
51b6193e90bb Documentation fixes Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 11367 diff changeset	1378 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	1379 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	1380 \n\
51b6193e90bb Documentation fixes Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 11367 diff changeset	1381 @example\n\
14880 9e5df4d6cefa doc: typo on PS1 documentation example Carnë Draug <carandraug+dev@gmail.com> parents: 14138 diff changeset	1382 PS1 (\"\\\\[\\\\033[01;31m\\\\]\\\\s:\\\\#> \\\\[\\\\033[0m\\\\]\")\n\
11405 51b6193e90bb Documentation fixes Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 11367 diff changeset	1383 @end example\n\
51b6193e90bb Documentation fixes Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 11367 diff changeset	1384 \n\
11572 7d6d8c1e471f Grammarcheck Texinfo for files in src directory. Rik <octave@nomad.inbox5.com> parents: 11547 diff changeset	1385 @noindent\n\
11575 d6619410e79c Spellcheck documentation before 3.4 release. Rik <octave@nomad.inbox5.com> parents: 11572 diff changeset	1386 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	1387 \n\
79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1388 When called from inside a function with the \"local\" option, the variable is\n\
79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1389 changed locally for the function and any subroutines it calls. The original\n\
79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1390 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	1391 @seealso{PS2, PS4}\n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1392 @end deftypefn")
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1393 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1394 return SET_INTERNAL_VARIABLE (PS1);
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1395 }
2181 138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	1396
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1397 DEFUN (PS2, args, nargout,
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1398 "-- texinfo --\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10463 diff changeset	1399 @deftypefn {Built-in Function} {@var{val} =} PS2 ()\n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1400 @deftypefnx {Built-in Function} {@var{old_val} =} PS2 (@var{new_val})\n\
13951 79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1401 @deftypefnx {Built-in Function} {} PS2 (@var{new_val}, \"local\")\n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1402 Query or set the secondary prompt string. The secondary prompt is\n\
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1403 printed when Octave is expecting additional input to complete a\n\
9035 57649dcecb55 Documentation cleanup of basics.texi Rik <rdrider0-list@yahoo.com> parents: 8920 diff changeset	1404 command. For example, if you are typing a @code{for} loop that spans several\n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1405 lines, Octave will print the secondary prompt at the beginning of\n\
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1406 each line after the first. The default value of the secondary prompt\n\
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1407 string is @code{\"> \"}.\n\
13951 79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1408 \n\
79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1409 When called from inside a function with the \"local\" option, the variable is\n\
79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1410 changed locally for the function and any subroutines it calls. The original\n\
79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1411 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	1412 @seealso{PS1, PS4}\n\
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1413 @end deftypefn")
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1414 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1415 return SET_INTERNAL_VARIABLE (PS2);
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1416 }
2181 138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	1417
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1418 DEFUN (PS4, args, nargout,
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1419 "-- texinfo --\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10463 diff changeset	1420 @deftypefn {Built-in Function} {@var{val} =} PS4 ()\n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1421 @deftypefnx {Built-in Function} {@var{old_val} =} PS4 (@var{new_val})\n\
13951 79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1422 @deftypefnx {Built-in Function} {} PS4 (@var{new_val}, \"local\")\n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1423 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	1424 when echoing commands is enabled.\n\
6620 bf4bdc21dc8d [project @ 2007-05-14 17:35:46 by jwe] jwe parents: 6615 diff changeset	1425 The default value is @code{\"+ \"}.\n\
9134 a3739e27b017 Update section 2.4 of basics.txi Rik <rdrider0-list@yahoo.com> parents: 9064 diff changeset	1426 @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	1427 \n\
79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1428 When called from inside a function with the \"local\" option, the variable is\n\
79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1429 changed locally for the function and any subroutines it calls. The original\n\
79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1430 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	1431 @seealso{echo, echo_executing_commands, PS1, PS2}\n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1432 @end deftypefn")
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1433 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1434 return SET_INTERNAL_VARIABLE (PS4);
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1435 }
2181 138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	1436
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1437 DEFUN (completion_append_char, args, nargout,
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1438 "-- texinfo --\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10463 diff changeset	1439 @deftypefn {Built-in Function} {@var{val} =} completion_append_char ()\n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1440 @deftypefnx {Built-in Function} {@var{old_val} =} completion_append_char (@var{new_val})\n\
13951 79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1441 @deftypefnx {Built-in Function} {} completion_append_char (@var{new_val}, \"local\")\n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1442 Query or set the internal character variable that is appended to\n\
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1443 successful command-line completion attempts. The default\n\
3332 7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1444 value is @code{\" \"} (a single space).\n\
13951 79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1445 \n\
79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1446 When called from inside a function with the \"local\" option, the variable is\n\
79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1447 changed locally for the function and any subroutines it calls. The original\n\
79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1448 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	1449 @end deftypefn")
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1450 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1451 return SET_INTERNAL_VARIABLE (completion_append_char);
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1452 }
3019 92aa3d651723 [project @ 1997-06-03 22:07:16 by jwe] jwe parents: 3016 diff changeset	1453
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1454 DEFUN (echo_executing_commands, args, nargout,
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1455 "-- texinfo --\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10463 diff changeset	1456 @deftypefn {Built-in Function} {@var{val} =} echo_executing_commands ()\n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1457 @deftypefnx {Built-in Function} {@var{old_val} =} echo_executing_commands (@var{new_val})\n\
13951 79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1458 @deftypefnx {Built-in Function} {} echo_executing_commands (@var{new_val}, \"local\")\n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1459 Query or set the internal variable that controls the echo state.\n\
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1460 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	1461 \n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1462 @table @asis\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1463 @item 1\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1464 Echo commands read from script files.\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1465 \n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1466 @item 2\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1467 Echo commands from functions.\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1468 \n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1469 @item 4\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1470 Echo commands read from command line.\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1471 @end table\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1472 \n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1473 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	1474 equivalent to the command @kbd{echo on all}.\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3258 diff changeset	1475 \n\
9134 a3739e27b017 Update section 2.4 of basics.txi Rik <rdrider0-list@yahoo.com> parents: 9064 diff changeset	1476 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	1477 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	1478 \n\
79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1479 When called from inside a function with the \"local\" option, the variable is\n\
79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1480 changed locally for the function and any subroutines it calls. The original\n\
79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1481 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	1482 @end deftypefn")
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1483 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5775 diff changeset	1484 return SET_INTERNAL_VARIABLE (echo_executing_commands);
2181 138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	1485 }
138b3c98dc85 [project @ 1996-05-13 18:02:31 by jwe] jwe parents: 2114 diff changeset	1486
6257 44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1487 DEFUN (__request_drawnow__, args, ,
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1488 "-- texinfo --\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10463 diff changeset	1489 @deftypefn {Built-in Function} {} __request_drawnow__ ()\n\
6257 44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1490 @deftypefnx {Built-in Function} {} __request_drawnow__ (@var{flag})\n\
6945 6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe] jwe parents: 6913 diff changeset	1491 Undocumented internal function.\n\
6257 44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1492 @end deftypefn")
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1493 {
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1494 octave_value retval;
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1495
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1496 int nargin = args.length ();
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1497
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1498 if (nargin == 0)
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1499 Vdrawnow_requested = true;
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1500 else if (nargin == 1)
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1501 Vdrawnow_requested = args(0).bool_value ();
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1502 else
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1503 print_usage ();
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1504
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1505 return retval;
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1506 }
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe] jwe parents: 6206 diff changeset	1507
7294 fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1508 DEFUN (__gud_mode__, args, ,
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1509 "-- texinfo --\n\
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1510 @deftypefn {Built-in Function} {} __gud_mode__ ()\n\
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1511 Undocumented internal function.\n\
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1512 @end deftypefn")
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1513 {
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1514 octave_value retval;
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1515
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1516 int nargin = args.length ();
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1517
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1518 if (nargin == 0)
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1519 retval = Vgud_mode;
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1520 else if (nargin == 1)
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1521 Vgud_mode = args(0).bool_value ();
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1522 else
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1523 print_usage ();
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1524
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1525 return retval;
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1526 }
fb902b3b2a5d [project @ 2007-12-11 18:55:46 by jwe] jwe parents: 7097 diff changeset	1527
7818 5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1528 DEFUN (filemarker, args, nargout,
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1529 "-- texinfo --\n\
12211 11faa69c4eaa Add S_ISBLK and family of functions to documentation. Rik <octave@nomad.inbox5.com> parents: 12179 diff changeset	1530 @deftypefn {Built-in Function} {@var{val} =} filemarker ()\n\
11faa69c4eaa Add S_ISBLK and family of functions to documentation. Rik <octave@nomad.inbox5.com> parents: 12179 diff changeset	1531 @deftypefnx {Built-in Function} {} filemarker (@var{new_val})\n\
13951 79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1532 @deftypefnx {Built-in Function} {} filemarker (@var{new_val}, \"local\")\n\
11572 7d6d8c1e471f Grammarcheck Texinfo for files in src directory. Rik <octave@nomad.inbox5.com> parents: 11547 diff changeset	1533 Query or set the character used to separate filename from the\n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 9035 diff changeset	1534 the subfunction names contained within the file. This can be used in\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10463 diff changeset	1535 a generic manner to interact with subfunctions. For example,\n\
7818 5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1536 \n\
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1537 @example\n\
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1538 help ([\"myfunc\", filemarker, \"mysubfunc\"])\n\
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1539 @end example\n\
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1540 \n\
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1541 @noindent\n\
14852 53d2c3598d33 doc: Periodic spellcheck of documentation. Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	1542 returns the help string associated with the subfunction @code{mysubfunc}\n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 9035 diff changeset	1543 of the function @code{myfunc}. Another use of @code{filemarker} is when\n\
14852 53d2c3598d33 doc: Periodic spellcheck of documentation. Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	1544 debugging it allows easier placement of breakpoints within subfunctions.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10463 diff changeset	1545 For example,\n\
7818 5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1546 \n\
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1547 @example\n\
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1548 dbstop ([\"myfunc\", filemarker, \"mysubfunc\"])\n\
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1549 @end example\n\
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1550 \n\
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1551 @noindent\n\
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1552 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	1553 \n\
79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1554 When called from inside a function with the \"local\" option, the variable is\n\
79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1555 changed locally for the function and any subroutines it calls. The original\n\
79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13266 diff changeset	1556 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	1557 @end deftypefn")
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1558 {
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1559 char tmp = Vfilemarker;
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1560 octave_value retval = SET_INTERNAL_VARIABLE (filemarker);
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1561
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1562 // The character passed must not be a legal character for a function name
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1563 if (! error_state && (::isalnum (Vfilemarker) \|\| Vfilemarker == '_'))
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1564 {
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1565 Vfilemarker = tmp;
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1566 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	1567 }
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1568
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1569 return retval;
5640a70cbab1 Add Ffilemarker and fix for 'dbstep in' David Bateman <dbateman@free.fr> parents: 7787 diff changeset	1570 }

Mercurial > octave-nkf

annotate libinterp/interpfcn/input.cc @ 15469:72868cae7624