octave-nkf: src/variables.cc annotate

annotate src/variables.cc @ 9750:7bf4f3d64955

Fix unbalanced parentheses warning during creation of pdf documentation. deftypefnx for who and whos needed a space between function name and parameter list in order for TeX macro to work correctly

author	Rik <rdrider0-list@yahoo.com>
date	Wed, 21 Oct 2009 11:13:33 -0700
parents	b4fdfee405b5
children	2cd940306a06

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
7017 a1dbe9d80eee [project @ 2007-10-12 21:27:11 by jwe] jwe parents: 7016 diff changeset	3 Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2002,
8920 eb63fbe60fab update copyright notices John W. Eaton <jwe@octave.org> parents: 8746 diff changeset	4 2003, 2004, 2005, 2006, 2007, 2008, 2009 John W. Eaton
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	5
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	6 This file is part of Octave.
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	7
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	8 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	9 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: 7001 diff changeset	10 Free Software Foundation; either version 3 of the License, or (at your
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 7001 diff changeset	11 option) any later version.
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	12
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	13 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	14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	15 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	16 for more details.
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	17
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	18 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: 7001 diff changeset	19 along with Octave; see the file COPYING. If not, see
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 7001 diff changeset	20 <http://www.gnu.org/licenses/>.
1 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 */
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	23
240 a99f28f5e351 [project @ 1993-11-30 20:24:36 by jwe] jwe parents: 217 diff changeset	24 #ifdef HAVE_CONFIG_H
1192 b6360f2d4fa6 [project @ 1995-03-30 21:38:35 by jwe] jwe parents: 1162 diff changeset	25 #include <config.h>
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	26 #endif
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	27
1468 cdb87ef617e8 [project @ 1995-09-22 08:09:53 by jwe] jwe parents: 1465 diff changeset	28 #include <cstdio>
1343 94bedeb289e5 [project @ 1995-09-04 00:29:21 by jwe] jwe parents: 1315 diff changeset	29 #include <cstring>
605 4f65175911a6 [project @ 1994-08-13 20:10:39 by jwe] jwe parents: 598 diff changeset	30
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	31 #include <iomanip>
4207 fa3482b34599 [project @ 2002-12-03 18:22:05 by jwe] jwe parents: 4179 diff changeset	32 #include <set>
1728 42b4f904f1af [project @ 1996-01-09 11:36:01 by jwe] jwe parents: 1719 diff changeset	33 #include <string>
42b4f904f1af [project @ 1996-01-09 11:36:01 by jwe] jwe parents: 1719 diff changeset	34
2926 66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe] jwe parents: 2921 diff changeset	35 #include "file-stat.h"
66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe] jwe parents: 2921 diff changeset	36 #include "oct-env.h"
4604 cba347c642e2 [project @ 2003-11-13 04:38:05 by jwe] jwe parents: 4587 diff changeset	37 #include "file-ops.h"
2926 66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe] jwe parents: 2921 diff changeset	38 #include "glob-match.h"
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	39 #include "regex-match.h"
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	40 #include "str-vec.h"
3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	41
2492 06595bc7f2d0 [project @ 1996-11-09 00:13:50 by jwe] jwe parents: 2487 diff changeset	42 #include <defaults.h>
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	43 #include "Cell.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	44 #include "defun.h"
19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	45 #include "dirfns.h"
19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	46 #include "error.h"
2205 bd389b53befa [project @ 1996-05-15 06:15:45 by jwe] jwe parents: 2181 diff changeset	47 #include "gripes.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	48 #include "help.h"
3165 e4bbfc196e53 [project @ 1998-04-16 03:01:47 by jwe] jwe parents: 3162 diff changeset	49 #include "input.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	50 #include "lex.h"
5832 5e41e06f6a78 [project @ 2006-05-26 21:41:32 by jwe] jwe parents: 5823 diff changeset	51 #include "load-path.h"
2926 66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe] jwe parents: 2921 diff changeset	52 #include "oct-map.h"
66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe] jwe parents: 2921 diff changeset	53 #include "oct-obj.h"
66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe] jwe parents: 2921 diff changeset	54 #include "ov.h"
9240 f27a8c07f0b2 clear -classes and support. Robert T. Short <octave@phaselockedsystems.com> parents: 9180 diff changeset	55 #include "ov-class.h"
3933 f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3681 diff changeset	56 #include "ov-usr-fcn.h"
605 4f65175911a6 [project @ 1994-08-13 20:10:39 by jwe] jwe parents: 598 diff changeset	57 #include "pager.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	58 #include "parse.h"
2926 66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe] jwe parents: 2921 diff changeset	59 #include "symtab.h"
2205 bd389b53befa [project @ 1996-05-15 06:15:45 by jwe] jwe parents: 2181 diff changeset	60 #include "toplev.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	61 #include "unwind-prot.h"
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	62 #include "utils.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	63 #include "variables.h"
2205 bd389b53befa [project @ 1996-05-15 06:15:45 by jwe] jwe parents: 2181 diff changeset	64
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	65 // Defines layout for the whos/who -long command
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	66 static std::string Vwhos_line_format
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	67 = " %a:4; %ln:6; %cs:16:6:1; %rb:12; %lc:-1;\n";
195 13c6086c325c [project @ 1993-11-06 10:12:29 by jwe] jwe parents: 191 diff changeset	68
6068 c9f0839c583f [project @ 2006-10-20 16:54:30 by jwe] jwe parents: 5930 diff changeset	69 void
6072 4036e6fca790 [project @ 2006-10-24 01:00:12 by jwe] jwe parents: 6068 diff changeset	70 clear_mex_functions (void)
6068 c9f0839c583f [project @ 2006-10-20 16:54:30 by jwe] jwe parents: 5930 diff changeset	71 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	72 symbol_table::clear_mex_functions ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	73 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	74
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	75 void
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	76 clear_function (const std::string& nm)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	77 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	78 symbol_table::clear_function (nm);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	79 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	80
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	81 void
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	82 clear_variable (const std::string& nm)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	83 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	84 symbol_table::clear_variable (nm);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	85 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	86
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	87 void
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	88 clear_symbol (const std::string& nm)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	89 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	90 symbol_table::clear_symbol (nm);
6068 c9f0839c583f [project @ 2006-10-20 16:54:30 by jwe] jwe parents: 5930 diff changeset	91 }
c9f0839c583f [project @ 2006-10-20 16:54:30 by jwe] jwe parents: 5930 diff changeset	92
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	93 // Attributes of variables and functions.
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	94
2086 bfb775fb6fe8 [project @ 1996-04-25 05:55:19 by jwe] jwe parents: 2076 diff changeset	95 // Is this octave_value a valid function?
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	96
2975 b9c107cbe388 [project @ 1997-05-15 20:01:00 by jwe] jwe parents: 2963 diff changeset	97 octave_function *
4345 4e23bfdd6172 [project @ 2003-02-20 20:45:49 by jwe] jwe parents: 4342 diff changeset	98 is_valid_function (const std::string& fcn_name,
4e23bfdd6172 [project @ 2003-02-20 20:45:49 by jwe] jwe parents: 4342 diff changeset	99 const std::string& warn_for, bool warn)
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	100 {
2975 b9c107cbe388 [project @ 1997-05-15 20:01:00 by jwe] jwe parents: 2963 diff changeset	101 octave_function *ans = 0;
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	102
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	103 if (! fcn_name.empty ())
3618 8cea69ad95ae [project @ 2000-03-22 20:51:45 by jwe] jwe parents: 3565 diff changeset	104 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	105 octave_value val = symbol_table::find_function (fcn_name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	106
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	107 if (val.is_defined ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	108 ans = val.function_value (true);
3618 8cea69ad95ae [project @ 2000-03-22 20:51:45 by jwe] jwe parents: 3565 diff changeset	109 }
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	110
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	111 if (! ans && warn)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	112 error ("%s: the symbol `%s' is not valid as a function",
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	113 warn_for.c_str (), fcn_name.c_str ());
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	114
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	115 return ans;
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	116 }
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	117
2975 b9c107cbe388 [project @ 1997-05-15 20:01:00 by jwe] jwe parents: 2963 diff changeset	118 octave_function *
4345 4e23bfdd6172 [project @ 2003-02-20 20:45:49 by jwe] jwe parents: 4342 diff changeset	119 is_valid_function (const octave_value& arg,
4e23bfdd6172 [project @ 2003-02-20 20:45:49 by jwe] jwe parents: 4342 diff changeset	120 const std::string& warn_for, bool warn)
3178 09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	121 {
09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	122 octave_function *ans = 0;
09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	123
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3476 diff changeset	124 std::string fcn_name;
3178 09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	125
09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	126 if (arg.is_string ())
4700 ca3a1d687bba [project @ 2004-01-21 03:28:31 by jwe] jwe parents: 4604 diff changeset	127 {
ca3a1d687bba [project @ 2004-01-21 03:28:31 by jwe] jwe parents: 4604 diff changeset	128 fcn_name = arg.string_value ();
3178 09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	129
4700 ca3a1d687bba [project @ 2004-01-21 03:28:31 by jwe] jwe parents: 4604 diff changeset	130 if (! error_state)
ca3a1d687bba [project @ 2004-01-21 03:28:31 by jwe] jwe parents: 4604 diff changeset	131 ans = is_valid_function (fcn_name, warn_for, warn);
ca3a1d687bba [project @ 2004-01-21 03:28:31 by jwe] jwe parents: 4604 diff changeset	132 else if (warn)
ca3a1d687bba [project @ 2004-01-21 03:28:31 by jwe] jwe parents: 4604 diff changeset	133 error ("%s: expecting function name as argument", warn_for.c_str ());
ca3a1d687bba [project @ 2004-01-21 03:28:31 by jwe] jwe parents: 4604 diff changeset	134 }
3178 09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	135 else if (warn)
09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	136 error ("%s: expecting function name as argument", warn_for.c_str ());
09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	137
09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	138 return ans;
09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	139 }
09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	140
09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	141 octave_function *
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3476 diff changeset	142 extract_function (const octave_value& arg, const std::string& warn_for,
b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3476 diff changeset	143 const std::string& fname, const std::string& header,
b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3476 diff changeset	144 const std::string& trailer)
2796 74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	145 {
2975 b9c107cbe388 [project @ 1997-05-15 20:01:00 by jwe] jwe parents: 2963 diff changeset	146 octave_function *retval = 0;
2796 74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	147
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	148 retval = is_valid_function (arg, warn_for, 0);
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	149
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	150 if (! retval)
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	151 {
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3476 diff changeset	152 std::string s = arg.string_value ();
2796 74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	153
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3476 diff changeset	154 std::string cmd = header;
2796 74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	155 cmd.append (s);
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	156 cmd.append (trailer);
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	157
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	158 if (! error_state)
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	159 {
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	160 int parse_status;
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	161
9727 04386b72d3df fix extract_function & add obsoleteness warning Jaroslav Hajek <highegg@gmail.com> parents: 9724 diff changeset	162 eval_string (cmd, true, parse_status, 0);
2796 74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	163
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	164 if (parse_status == 0)
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	165 {
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	166 retval = is_valid_function (fname, warn_for, 0);
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	167
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	168 if (! retval)
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	169 {
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	170 error ("%s: `%s' is not valid as a function",
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	171 warn_for.c_str (), fname.c_str ());
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	172 return retval;
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	173 }
9727 04386b72d3df fix extract_function & add obsoleteness warning Jaroslav Hajek <highegg@gmail.com> parents: 9724 diff changeset	174
04386b72d3df fix extract_function & add obsoleteness warning Jaroslav Hajek <highegg@gmail.com> parents: 9724 diff changeset	175 warning ("%s: passing function body as a string is obsolete."
04386b72d3df fix extract_function & add obsoleteness warning Jaroslav Hajek <highegg@gmail.com> parents: 9724 diff changeset	176 " Please use anonymous functions.", warn_for.c_str ());
2796 74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	177 }
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	178 else
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	179 error ("%s: `%s' is not valid as a function",
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	180 warn_for.c_str (), fname.c_str ());
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	181 }
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	182 else
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	183 error ("%s: expecting first argument to be a string",
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	184 warn_for.c_str ());
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	185 }
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	186
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	187 return retval;
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	188 }
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	189
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	190 string_vector
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3476 diff changeset	191 get_struct_elts (const std::string& text)
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	192 {
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	193 int n = 1;
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	194
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	195 size_t pos = 0;
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	196
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	197 size_t len = text.length ();
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	198
8021 85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	199 while ((pos = text.find ('.', pos)) != std::string::npos)
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	200 {
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	201 if (++pos == len)
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	202 break;
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	203
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	204 n++;
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	205 }
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	206
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	207 string_vector retval (n);
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	208
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	209 pos = 0;
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	210
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	211 for (int i = 0; i < n; i++)
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	212 {
4587 7b957b442818 [project @ 2003-11-10 15:50:39 by jwe] jwe parents: 4526 diff changeset	213 len = text.find ('.', pos);
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	214
8021 85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	215 if (len != std::string::npos)
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	216 len -= pos;
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	217
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	218 retval[i] = text.substr (pos, len);
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	219
8021 85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	220 if (len != std::string::npos)
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	221 pos += len + 1;
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	222 }
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	223
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	224 return retval;
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	225 }
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	226
4179 8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	227 static inline bool
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	228 is_variable (const std::string& name)
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	229 {
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	230 bool retval = false;
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	231
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	232 if (! name.empty ())
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	233 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	234 octave_value val = symbol_table::varval (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	235
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	236 retval = val.is_defined ();
4179 8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	237 }
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	238
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	239 return retval;
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	240 }
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	241
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	242 string_vector
3933 f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3681 diff changeset	243 generate_struct_completions (const std::string& text,
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3681 diff changeset	244 std::string& prefix, std::string& hint)
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	245 {
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	246 string_vector names;
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	247
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	248 size_t pos = text.rfind ('.');
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	249
8021 85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	250 if (pos != std::string::npos)
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	251 {
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	252 if (pos == text.length ())
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	253 hint = "";
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	254 else
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	255 hint = text.substr (pos+1);
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	256
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	257 prefix = text.substr (0, pos);
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	258
4179 8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	259 std::string base_name = prefix;
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	260
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	261 pos = base_name.find_first_of ("{(.");
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	262
8021 85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	263 if (pos != std::string::npos)
4179 8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	264 base_name = base_name.substr (0, pos);
4143 62afb31c1f85 [project @ 2002-11-01 17:27:38 by jwe] jwe parents: 4108 diff changeset	265
4179 8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	266 if (is_variable (base_name))
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	267 {
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	268 int parse_status;
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	269
9377 610bf90fce2a update unwind_protect usage everywhere Jaroslav Hajek <highegg@gmail.com> parents: 9318 diff changeset	270 unwind_protect::frame_id_t uwp_frame = unwind_protect::begin_frame ();
3935 1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3933 diff changeset	271
9377 610bf90fce2a update unwind_protect usage everywhere Jaroslav Hajek <highegg@gmail.com> parents: 9318 diff changeset	272 unwind_protect::protect_var (error_state);
610bf90fce2a update unwind_protect usage everywhere Jaroslav Hajek <highegg@gmail.com> parents: 9318 diff changeset	273 unwind_protect::protect_var (warning_state);
4452 f3c21a1d1c62 [project @ 2003-07-09 23:20:18 by jwe] jwe parents: 4438 diff changeset	274
9377 610bf90fce2a update unwind_protect usage everywhere Jaroslav Hajek <highegg@gmail.com> parents: 9318 diff changeset	275 unwind_protect::protect_var (discard_error_messages);
610bf90fce2a update unwind_protect usage everywhere Jaroslav Hajek <highegg@gmail.com> parents: 9318 diff changeset	276 unwind_protect::protect_var (discard_warning_messages);
3935 1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3933 diff changeset	277
4179 8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	278 discard_error_messages = true;
4452 f3c21a1d1c62 [project @ 2003-07-09 23:20:18 by jwe] jwe parents: 4438 diff changeset	279 discard_warning_messages = true;
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	280
4179 8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	281 octave_value tmp = eval_string (prefix, true, parse_status);
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	282
9377 610bf90fce2a update unwind_protect usage everywhere Jaroslav Hajek <highegg@gmail.com> parents: 9318 diff changeset	283 unwind_protect::run_frame (uwp_frame);
3935 1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3933 diff changeset	284
4179 8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	285 if (tmp.is_defined () && tmp.is_map ())
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	286 names = tmp.map_keys ();
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	287 }
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	288 }
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	289
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	290 return names;
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	291 }
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	292
5775 ace8d8d26933 [project @ 2006-04-24 19:13:06 by jwe] jwe parents: 5760 diff changeset	293 // FIXME -- this will have to be much smarter to work
4179 8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	294 // "correctly".
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	295
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	296 bool
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3476 diff changeset	297 looks_like_struct (const std::string& text)
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	298 {
4604 cba347c642e2 [project @ 2003-11-13 04:38:05 by jwe] jwe parents: 4587 diff changeset	299 bool retval = (! text.empty ()
cba347c642e2 [project @ 2003-11-13 04:38:05 by jwe] jwe parents: 4587 diff changeset	300 && text != "."
8021 85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	301 && text.find_first_of (file_ops::dir_sep_chars ()) == std::string::npos
85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	302 && text.find ("..") == std::string::npos
85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	303 && text.rfind ('.') != std::string::npos);
3968 cef0ea4d1b3a [project @ 2002-07-01 19:16:01 by jwe] jwe parents: 3935 diff changeset	304
4179 8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	305 #if 0
3968 cef0ea4d1b3a [project @ 2002-07-01 19:16:01 by jwe] jwe parents: 3935 diff changeset	306 symbol_record *sr = curr_sym_tab->lookup (text);
2963 c0c280cda856 [project @ 1997-05-12 03:25:07 by jwe] jwe parents: 2956 diff changeset	307
3968 cef0ea4d1b3a [project @ 2002-07-01 19:16:01 by jwe] jwe parents: 3935 diff changeset	308 if (sr && ! sr->is_function ())
cef0ea4d1b3a [project @ 2002-07-01 19:16:01 by jwe] jwe parents: 3935 diff changeset	309 {
cef0ea4d1b3a [project @ 2002-07-01 19:16:01 by jwe] jwe parents: 3935 diff changeset	310 int parse_status;
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	311
9377 610bf90fce2a update unwind_protect usage everywhere Jaroslav Hajek <highegg@gmail.com> parents: 9318 diff changeset	312 unwind_protect::frame_id_t uwp_frame = unwind_protect::begin_frame ();
4143 62afb31c1f85 [project @ 2002-11-01 17:27:38 by jwe] jwe parents: 4108 diff changeset	313
9377 610bf90fce2a update unwind_protect usage everywhere Jaroslav Hajek <highegg@gmail.com> parents: 9318 diff changeset	314 unwind_protect::protect_var (discard_error_messages);
610bf90fce2a update unwind_protect usage everywhere Jaroslav Hajek <highegg@gmail.com> parents: 9318 diff changeset	315 unwind_protect::protect_var (error_state);
4143 62afb31c1f85 [project @ 2002-11-01 17:27:38 by jwe] jwe parents: 4108 diff changeset	316
62afb31c1f85 [project @ 2002-11-01 17:27:38 by jwe] jwe parents: 4108 diff changeset	317 discard_error_messages = true;
62afb31c1f85 [project @ 2002-11-01 17:27:38 by jwe] jwe parents: 4108 diff changeset	318
3968 cef0ea4d1b3a [project @ 2002-07-01 19:16:01 by jwe] jwe parents: 3935 diff changeset	319 octave_value tmp = eval_string (text, true, parse_status);
cef0ea4d1b3a [project @ 2002-07-01 19:16:01 by jwe] jwe parents: 3935 diff changeset	320
9377 610bf90fce2a update unwind_protect usage everywhere Jaroslav Hajek <highegg@gmail.com> parents: 9318 diff changeset	321 unwind_protect::run_frame (uwp_frame);
4143 62afb31c1f85 [project @ 2002-11-01 17:27:38 by jwe] jwe parents: 4108 diff changeset	322
3968 cef0ea4d1b3a [project @ 2002-07-01 19:16:01 by jwe] jwe parents: 3935 diff changeset	323 retval = (tmp.is_defined () && tmp.is_map ());
cef0ea4d1b3a [project @ 2002-07-01 19:16:01 by jwe] jwe parents: 3935 diff changeset	324 }
4179 8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	325 #endif
3968 cef0ea4d1b3a [project @ 2002-07-01 19:16:01 by jwe] jwe parents: 3935 diff changeset	326
cef0ea4d1b3a [project @ 2002-07-01 19:16:01 by jwe] jwe parents: 3935 diff changeset	327 return retval;
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	328 }
2796 74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	329
5930 a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	330 static octave_value
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	331 do_isglobal (const octave_value_list& args)
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	332 {
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 4224 diff changeset	333 octave_value retval = false;
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	334
712 36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 704 diff changeset	335 int nargin = args.length ();
36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 704 diff changeset	336
36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 704 diff changeset	337 if (nargin != 1)
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	338 {
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5814 diff changeset	339 print_usage ();
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	340 return retval;
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	341 }
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	342
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3476 diff changeset	343 std::string name = args(0).string_value ();
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	344
636 fae2bd91c027 [project @ 1994-08-23 18:39:50 by jwe] jwe parents: 628 diff changeset	345 if (error_state)
fae2bd91c027 [project @ 1994-08-23 18:39:50 by jwe] jwe parents: 628 diff changeset	346 {
4028 ef75c970c8f5 [project @ 2002-08-09 07:19:02 by jwe] jwe parents: 4016 diff changeset	347 error ("isglobal: expecting std::string argument");
636 fae2bd91c027 [project @ 1994-08-23 18:39:50 by jwe] jwe parents: 628 diff changeset	348 return retval;
fae2bd91c027 [project @ 1994-08-23 18:39:50 by jwe] jwe parents: 628 diff changeset	349 }
fae2bd91c027 [project @ 1994-08-23 18:39:50 by jwe] jwe parents: 628 diff changeset	350
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	351 return symbol_table::is_global (name);
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	352 }
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	353
5930 a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	354 DEFUN (isglobal, args, ,
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	355 "-- texinfo --\n\
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	356 @deftypefn {Built-in Function} {} isglobal (@var{name})\n\
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	357 Return 1 if @var{name} is globally visible. Otherwise, return 0. For\n\
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	358 example,\n\
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	359 \n\
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	360 @example\n\
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	361 @group\n\
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	362 global x\n\
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	363 isglobal (\"x\")\n\
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	364 @result{} 1\n\
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	365 @end group\n\
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	366 @end example\n\
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	367 @end deftypefn")
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	368 {
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	369 return do_isglobal (args);
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	370 }
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	371
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	372 DEFUN (is_global, args, ,
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	373 "-- texinfo --\n\
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	374 @deftypefn {Built-in Function} {} isglobal (@var{name})\n\
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	375 This function has been deprecated. Use isglobal instead.\n\
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	376 @end deftypefn")
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	377 {
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	378 return do_isglobal (args);
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	379 }
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	380
9454 c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	381 static octave_value
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	382 safe_symbol_lookup (const std::string& symbol_name)
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	383 {
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	384 octave_value retval;
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	385
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	386 unwind_protect::frame_id_t uwp_frame = unwind_protect::begin_frame ();
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	387
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	388 unwind_protect::protect_var (buffer_error_messages);
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	389 unwind_protect::protect_var (Vdebug_on_error);
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	390 unwind_protect::protect_var (Vdebug_on_warning);
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	391
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	392 buffer_error_messages++;
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	393 Vdebug_on_error = false;
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	394 Vdebug_on_warning = false;
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	395
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	396 retval = symbol_table::find (symbol_name);
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	397
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	398 error_state = 0;
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	399
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	400 unwind_protect::run_frame (uwp_frame);
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	401
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	402 return retval;
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	403 }
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	404
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	405 int
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	406 symbol_exist (const std::string& name, const std::string& type)
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	407 {
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	408 int retval = 0;
636 fae2bd91c027 [project @ 1994-08-23 18:39:50 by jwe] jwe parents: 628 diff changeset	409
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3476 diff changeset	410 std::string struct_elts;
b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3476 diff changeset	411 std::string symbol_name = name;
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	412
3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	413 size_t pos = name.find ('.');
3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	414
8021 85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	415 if (pos != std::string::npos && pos > 0)
1277 db4f4009d6e8 [project @ 1995-04-24 20:35:06 by jwe] jwe parents: 1271 diff changeset	416 {
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	417 struct_elts = name.substr (pos+1);
2790 ecc1a12678de [project @ 1997-03-05 02:47:54 by jwe] jwe parents: 2517 diff changeset	418 symbol_name = name.substr (0, pos);
1277 db4f4009d6e8 [project @ 1995-04-24 20:35:06 by jwe] jwe parents: 1271 diff changeset	419 }
db4f4009d6e8 [project @ 1995-04-24 20:35:06 by jwe] jwe parents: 1271 diff changeset	420
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	421 // We shouldn't need to look in the global symbol table, since any
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	422 // name that is visible in the current scope will be in the local
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	423 // symbol table.
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	424
9454 c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	425 octave_value val = safe_symbol_lookup (symbol_name);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	426
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	427 if (val.is_defined ())
1277 db4f4009d6e8 [project @ 1995-04-24 20:35:06 by jwe] jwe parents: 1271 diff changeset	428 {
4357 d700cfed902a [project @ 2003-02-22 18:48:18 by jwe] jwe parents: 4345 diff changeset	429 bool not_a_struct = struct_elts.empty ();
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	430 bool var_ok = not_a_struct /* \|\| val.is_map_element (struct_elts) */;
4357 d700cfed902a [project @ 2003-02-22 18:48:18 by jwe] jwe parents: 4345 diff changeset	431
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	432 if (! retval
4357 d700cfed902a [project @ 2003-02-22 18:48:18 by jwe] jwe parents: 4345 diff changeset	433 && var_ok
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	434 && (type == "any" \|\| type == "var")
9318 1a1c839625b3 fix exist for function handles and inline functions John W. Eaton <jwe@octave.org> parents: 9314 diff changeset	435 && (val.is_constant () \|\| val.is_object ()
1a1c839625b3 fix exist for function handles and inline functions John W. Eaton <jwe@octave.org> parents: 9314 diff changeset	436 \|\| val.is_inline_function () \|\| val.is_function_handle ()))
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	437 {
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	438 retval = 1;
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	439 }
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	440
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	441 if (! retval
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	442 && (type == "any" \|\| type == "builtin"))
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	443 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	444 if (not_a_struct && val.is_builtin_function ())
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	445 {
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	446 retval = 5;
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	447 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	448 }
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	449
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	450 if (! retval
4357 d700cfed902a [project @ 2003-02-22 18:48:18 by jwe] jwe parents: 4345 diff changeset	451 && not_a_struct
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	452 && (type == "any" \|\| type == "file")
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	453 && (val.is_user_function () \|\| val.is_dld_function ()))
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	454 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	455 octave_function *f = val.function_value (true);
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	456 std::string s = f ? f->fcn_file_name () : std::string ();
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	457
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	458 retval = s.empty () ? 103 : (val.is_user_function () ? 2 : 3);
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	459 }
1421 3b77015d7f42 [project @ 1995-09-16 01:39:45 by jwe] jwe parents: 1419 diff changeset	460 }
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	461
5140 550b12564a74 [project @ 2005-02-10 15:12:37 by jwe] jwe parents: 5138 diff changeset	462 if (! (type == "var" \|\| type == "builtin"))
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	463 {
5140 550b12564a74 [project @ 2005-02-10 15:12:37 by jwe] jwe parents: 5138 diff changeset	464 if (! retval)
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	465 {
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5437 diff changeset	466 std::string file_name = lookup_autoload (name);
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5437 diff changeset	467
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5437 diff changeset	468 if (file_name.empty ())
5832 5e41e06f6a78 [project @ 2006-05-26 21:41:32 by jwe] jwe parents: 5823 diff changeset	469 file_name = load_path::find_fcn (name);
5140 550b12564a74 [project @ 2005-02-10 15:12:37 by jwe] jwe parents: 5138 diff changeset	470
550b12564a74 [project @ 2005-02-10 15:12:37 by jwe] jwe parents: 5138 diff changeset	471 size_t len = file_name.length ();
550b12564a74 [project @ 2005-02-10 15:12:37 by jwe] jwe parents: 5138 diff changeset	472
5832 5e41e06f6a78 [project @ 2006-05-26 21:41:32 by jwe] jwe parents: 5823 diff changeset	473 if (len > 0)
4437 0a59e4de215e [project @ 2003-06-24 19:28:48 by jwe] jwe parents: 4435 diff changeset	474 {
5140 550b12564a74 [project @ 2005-02-10 15:12:37 by jwe] jwe parents: 5138 diff changeset	475 if (type == "any" \|\| type == "file")
550b12564a74 [project @ 2005-02-10 15:12:37 by jwe] jwe parents: 5138 diff changeset	476 {
5864 e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe] jwe parents: 5832 diff changeset	477 if (len > 4 && (file_name.substr (len-4) == ".oct"
e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe] jwe parents: 5832 diff changeset	478 \|\| file_name.substr (len-4) == ".mex"))
5140 550b12564a74 [project @ 2005-02-10 15:12:37 by jwe] jwe parents: 5138 diff changeset	479 retval = 3;
550b12564a74 [project @ 2005-02-10 15:12:37 by jwe] jwe parents: 5138 diff changeset	480 else
550b12564a74 [project @ 2005-02-10 15:12:37 by jwe] jwe parents: 5138 diff changeset	481 retval = 2;
550b12564a74 [project @ 2005-02-10 15:12:37 by jwe] jwe parents: 5138 diff changeset	482 }
4437 0a59e4de215e [project @ 2003-06-24 19:28:48 by jwe] jwe parents: 4435 diff changeset	483 }
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	484 }
5140 550b12564a74 [project @ 2005-02-10 15:12:37 by jwe] jwe parents: 5138 diff changeset	485
550b12564a74 [project @ 2005-02-10 15:12:37 by jwe] jwe parents: 5138 diff changeset	486 if (! retval)
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	487 {
5140 550b12564a74 [project @ 2005-02-10 15:12:37 by jwe] jwe parents: 5138 diff changeset	488 std::string file_name = file_in_path (name, "");
550b12564a74 [project @ 2005-02-10 15:12:37 by jwe] jwe parents: 5138 diff changeset	489
550b12564a74 [project @ 2005-02-10 15:12:37 by jwe] jwe parents: 5138 diff changeset	490 if (file_name.empty ())
550b12564a74 [project @ 2005-02-10 15:12:37 by jwe] jwe parents: 5138 diff changeset	491 file_name = name;
550b12564a74 [project @ 2005-02-10 15:12:37 by jwe] jwe parents: 5138 diff changeset	492
550b12564a74 [project @ 2005-02-10 15:12:37 by jwe] jwe parents: 5138 diff changeset	493 file_stat fs (file_name);
550b12564a74 [project @ 2005-02-10 15:12:37 by jwe] jwe parents: 5138 diff changeset	494
550b12564a74 [project @ 2005-02-10 15:12:37 by jwe] jwe parents: 5138 diff changeset	495 if (fs)
1421 3b77015d7f42 [project @ 1995-09-16 01:39:45 by jwe] jwe parents: 1419 diff changeset	496 {
5140 550b12564a74 [project @ 2005-02-10 15:12:37 by jwe] jwe parents: 5138 diff changeset	497 if ((type == "any" \|\| type == "file")
550b12564a74 [project @ 2005-02-10 15:12:37 by jwe] jwe parents: 5138 diff changeset	498 && fs.is_reg ())
550b12564a74 [project @ 2005-02-10 15:12:37 by jwe] jwe parents: 5138 diff changeset	499 {
550b12564a74 [project @ 2005-02-10 15:12:37 by jwe] jwe parents: 5138 diff changeset	500 retval = 2;
550b12564a74 [project @ 2005-02-10 15:12:37 by jwe] jwe parents: 5138 diff changeset	501 }
550b12564a74 [project @ 2005-02-10 15:12:37 by jwe] jwe parents: 5138 diff changeset	502 else if ((type == "any" \|\| type == "dir")
550b12564a74 [project @ 2005-02-10 15:12:37 by jwe] jwe parents: 5138 diff changeset	503 && fs.is_dir ())
550b12564a74 [project @ 2005-02-10 15:12:37 by jwe] jwe parents: 5138 diff changeset	504 {
550b12564a74 [project @ 2005-02-10 15:12:37 by jwe] jwe parents: 5138 diff changeset	505 retval = 7;
550b12564a74 [project @ 2005-02-10 15:12:37 by jwe] jwe parents: 5138 diff changeset	506 }
1421 3b77015d7f42 [project @ 1995-09-16 01:39:45 by jwe] jwe parents: 1419 diff changeset	507 }
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	508 }
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	509 }
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	510
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	511 return retval;
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	512 }
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	513
4962 0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	514 #define GET_IDX(LEN) \
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	515 static_cast<int> ((LEN-1) * static_cast<double> (rand ()) / RAND_MAX)
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	516
4954 ed0f3cb6d3d4 [project @ 2004-09-01 21:24:53 by jwe] jwe parents: 4930 diff changeset	517 std::string
ed0f3cb6d3d4 [project @ 2004-09-01 21:24:53 by jwe] jwe parents: 4930 diff changeset	518 unique_symbol_name (const std::string& basename)
ed0f3cb6d3d4 [project @ 2004-09-01 21:24:53 by jwe] jwe parents: 4930 diff changeset	519 {
4962 0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	520 static const std::string alpha
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	521 = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	522
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	523 static size_t len = alpha.length ();
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	524
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	525 std::string nm = basename + alpha[GET_IDX (len)];
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	526
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	527 size_t pos = nm.length ();
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	528
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	529 if (nm.substr (0, 2) == "__")
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	530 nm.append ("__");
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	531
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	532 while (symbol_exist (nm, "any"))
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	533 nm.insert (pos++, 1, alpha[GET_IDX (len)]);
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	534
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	535 return nm;
4954 ed0f3cb6d3d4 [project @ 2004-09-01 21:24:53 by jwe] jwe parents: 4930 diff changeset	536 }
ed0f3cb6d3d4 [project @ 2004-09-01 21:24:53 by jwe] jwe parents: 4930 diff changeset	537
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	538 DEFUN (exist, args, ,
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	539 "-- texinfo --\n\
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	540 @deftypefn {Built-in Function} {} exist (@var{name}, @var{type})\n\
7626 ec78d83a7fde variables.cc (exist): Clarify help. Ben Abbott <bpabbott@mac.com> parents: 7586 diff changeset	541 Return 1 if the name exists as a variable, 2 if the name is an\n\
ec78d83a7fde variables.cc (exist): Clarify help. Ben Abbott <bpabbott@mac.com> parents: 7586 diff changeset	542 absolute file name, an ordinary file in Octave's @code{path}, or (after\n\
ec78d83a7fde variables.cc (exist): Clarify help. Ben Abbott <bpabbott@mac.com> parents: 7586 diff changeset	543 appending @samp{.m}) a function file in Octave's @code{path}, 3 if the\n\
5864 e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe] jwe parents: 5832 diff changeset	544 name is a @samp{.oct} or @samp{.mex} file in Octave's @code{path},\n\
e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe] jwe parents: 5832 diff changeset	545 5 if the name is a built-in function, 7 if the name is a directory, or 103\n\
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	546 if the name is a function not associated with a file (entered on\n\
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	547 the command line).\n\
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	548 \n\
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	549 Otherwise, return 0.\n\
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	550 \n\
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	551 This function also returns 2 if a regular file called @var{name}\n\
5814 67bf9b4f2ae2 [project @ 2006-05-11 21:58:34 by jwe] jwe parents: 5800 diff changeset	552 exists in Octave's search path. If you want information about\n\
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	553 other types of files, you should use some combination of the functions\n\
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	554 @code{file_in_path} and @code{stat} instead.\n\
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	555 \n\
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	556 If the optional argument @var{type} is supplied, check only for\n\
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	557 symbols of the specified type. Valid types are\n\
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	558 \n\
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	559 @table @samp\n\
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	560 @item \"var\"\n\
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	561 Check only for variables.\n\
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	562 @item \"builtin\"\n\
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	563 Check only for built-in functions.\n\
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	564 @item \"file\"\n\
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	565 Check only for files.\n\
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	566 @item \"dir\"\n\
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	567 Check only for directories.\n\
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	568 @end table\n\
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	569 @end deftypefn")
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	570 {
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 4224 diff changeset	571 octave_value retval = false;
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	572
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	573 int nargin = args.length ();
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	574
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	575 if (nargin == 1 \|\| nargin == 2)
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	576 {
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	577 std::string name = args(0).string_value ();
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	578
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	579 if (! error_state)
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	580 {
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	581 std::string type
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	582 = (nargin == 2) ? args(1).string_value () : std::string ("any");
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	583
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	584 if (! error_state)
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 4224 diff changeset	585 retval = symbol_exist (name, type);
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	586 else
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	587 error ("exist: expecting second argument to be a string");
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	588 }
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	589 else
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	590 error ("exist: expecting first argument to be a string");
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	591 }
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	592 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5814 diff changeset	593 print_usage ();
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	594
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	595 return retval;
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	596 }
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	597
2849 5338beb20eb9 [project @ 1997-03-28 21:33:27 by jwe] jwe parents: 2847 diff changeset	598 octave_value
4988 352d228d409b [project @ 2004-09-11 13:05:38 by jwe] jwe parents: 4962 diff changeset	599 lookup_function_handle (const std::string& nm)
352d228d409b [project @ 2004-09-11 13:05:38 by jwe] jwe parents: 4962 diff changeset	600 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	601 octave_value val = symbol_table::varval (nm);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	602
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	603 return val.is_function_handle () ? val : octave_value ();
4988 352d228d409b [project @ 2004-09-11 13:05:38 by jwe] jwe parents: 4962 diff changeset	604 }
352d228d409b [project @ 2004-09-11 13:05:38 by jwe] jwe parents: 4962 diff changeset	605
352d228d409b [project @ 2004-09-11 13:05:38 by jwe] jwe parents: 4962 diff changeset	606 octave_value
5027 da607e9daf12 [project @ 2004-09-23 01:37:57 by jwe] jwe parents: 5004 diff changeset	607 get_global_value (const std::string& nm, bool silent)
2849 5338beb20eb9 [project @ 1997-03-28 21:33:27 by jwe] jwe parents: 2847 diff changeset	608 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7626 diff changeset	609 octave_value val = symbol_table::global_varval (nm);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	610
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	611 if (val.is_undefined () && ! silent)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	612 error ("get_global_by_name: undefined symbol `%s'", nm.c_str ());
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	613
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	614 return val;
2849 5338beb20eb9 [project @ 1997-03-28 21:33:27 by jwe] jwe parents: 2847 diff changeset	615 }
5338beb20eb9 [project @ 1997-03-28 21:33:27 by jwe] jwe parents: 2847 diff changeset	616
5338beb20eb9 [project @ 1997-03-28 21:33:27 by jwe] jwe parents: 2847 diff changeset	617 void
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3476 diff changeset	618 set_global_value (const std::string& nm, const octave_value& val)
2849 5338beb20eb9 [project @ 1997-03-28 21:33:27 by jwe] jwe parents: 2847 diff changeset	619 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7626 diff changeset	620 symbol_table::global_varref (nm) = val;
2849 5338beb20eb9 [project @ 1997-03-28 21:33:27 by jwe] jwe parents: 2847 diff changeset	621 }
5338beb20eb9 [project @ 1997-03-28 21:33:27 by jwe] jwe parents: 2847 diff changeset	622
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	623 // Variable values.
195 13c6086c325c [project @ 1993-11-06 10:12:29 by jwe] jwe parents: 191 diff changeset	624
5791 70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	625 octave_value
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	626 set_internal_variable (bool& var, const octave_value_list& args,
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	627 int nargout, const char *nm)
5791 70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	628 {
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	629 octave_value retval;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	630
5800 e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	631 int nargin = args.length ();
e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	632
e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	633 if (nargout > 0 \|\| nargin == 0)
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	634 retval = var;
5791 70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	635
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	636 if (nargin == 1)
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	637 {
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	638 bool bval = args(0).bool_value ();
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	639
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	640 if (! error_state)
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	641 var = bval;
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	642 else
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	643 error ("%s: expecting arg to be a logical value", nm);
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	644 }
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	645 else if (nargin > 1)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5814 diff changeset	646 print_usage ();
5791 70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	647
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	648 return retval;
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	649 }
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	650
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	651 octave_value
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	652 set_internal_variable (char& var, const octave_value_list& args,
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	653 int nargout, const char *nm)
5791 70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	654 {
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	655 octave_value retval;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	656
5800 e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	657 int nargin = args.length ();
e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	658
e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	659 if (nargout > 0 \|\| nargin == 0)
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	660 retval = var;
5791 70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	661
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	662 if (nargin == 1)
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	663 {
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	664 std::string sval = args(0).string_value ();
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	665
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	666 if (! error_state)
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	667 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	668 switch (sval.length ())
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	669 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	670 case 1:
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	671 var = sval[0];
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	672 break;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	673
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	674 case 0:
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	675 var = '\0';
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	676 break;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	677
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	678 default:
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	679 error ("%s: argument must be a single character", nm);
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	680 break;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	681 }
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	682 }
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	683 else
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	684 error ("%s: argument must be a single character", nm);
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	685 }
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	686 else if (nargin > 1)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5814 diff changeset	687 print_usage ();
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	688
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	689 return retval;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	690 }
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	691
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	692 octave_value
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	693 set_internal_variable (int& var, const octave_value_list& args,
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	694 int nargout, const char *nm,
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	695 int minval, int maxval)
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	696 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	697 octave_value retval;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	698
5800 e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	699 int nargin = args.length ();
e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	700
e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	701 if (nargout > 0 \|\| nargin == 0)
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	702 retval = var;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	703
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	704 if (nargin == 1)
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	705 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	706 int ival = args(0).int_value ();
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	707
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	708 if (! error_state)
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	709 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	710 if (ival < minval)
9180 2669527e0ce5 variables.cc (set_internal_variable): Pass NM in call to error John W. Eaton <jwe@octave.org> parents: 9153 diff changeset	711 error ("%s: expecting arg to be greater than %d", nm, minval);
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	712 else if (ival > maxval)
9180 2669527e0ce5 variables.cc (set_internal_variable): Pass NM in call to error John W. Eaton <jwe@octave.org> parents: 9153 diff changeset	713 error ("%s: expecting arg to be less than or equal to %d",
2669527e0ce5 variables.cc (set_internal_variable): Pass NM in call to error John W. Eaton <jwe@octave.org> parents: 9153 diff changeset	714 nm, maxval);
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	715 else
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	716 var = ival;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	717 }
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	718 else
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	719 error ("%s: expecting arg to be an integer value", nm);
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	720 }
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	721 else if (nargin > 1)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5814 diff changeset	722 print_usage ();
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	723
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	724 return retval;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	725 }
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	726
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	727 octave_value
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	728 set_internal_variable (double& var, const octave_value_list& args,
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	729 int nargout, const char *nm,
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	730 double minval, double maxval)
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	731 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	732 octave_value retval;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	733
5800 e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	734 int nargin = args.length ();
e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	735
e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	736 if (nargout > 0 \|\| nargin == 0)
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	737 retval = var;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	738
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	739 if (nargin == 1)
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	740 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	741 double dval = args(0).scalar_value ();
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	742
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	743 if (! error_state)
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	744 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	745 if (dval < minval)
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	746 error ("%s: expecting arg to be greater than %g", minval);
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	747 else if (dval > maxval)
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	748 error ("%s: expecting arg to be less than or equal to %g", maxval);
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	749 else
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	750 var = dval;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	751 }
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	752 else
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	753 error ("%s: expecting arg to be a scalar value", nm);
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	754 }
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	755 else if (nargin > 1)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5814 diff changeset	756 print_usage ();
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	757
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	758 return retval;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	759 }
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	760
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	761 octave_value
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	762 set_internal_variable (std::string& var, const octave_value_list& args,
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	763 int nargout, const char *nm, bool empty_ok)
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	764 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	765 octave_value retval;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	766
5800 e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	767 int nargin = args.length ();
e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	768
e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	769 if (nargout > 0 \|\| nargin == 0)
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	770 retval = var;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	771
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	772 if (nargin == 1)
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	773 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	774 std::string sval = args(0).string_value ();
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	775
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	776 if (! error_state)
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	777 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	778 if (empty_ok \|\| ! sval.empty ())
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	779 var = sval;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	780 else
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	781 error ("%s: value must not be empty", nm);
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	782 }
5791 70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	783 else
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	784 error ("%s: expecting arg to be a character string", nm);
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	785 }
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	786 else if (nargin > 1)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5814 diff changeset	787 print_usage ();
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	788
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	789 return retval;
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	790 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	791
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	792 struct
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	793 whos_parameter
195 13c6086c325c [project @ 1993-11-06 10:12:29 by jwe] jwe parents: 191 diff changeset	794 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	795 char command;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	796 char modifier;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	797 int parameter_length;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	798 int first_parameter_length;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	799 int balance;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	800 std::string text;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	801 std::string line;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	802 };
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	803
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	804 static void
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	805 print_descriptor (std::ostream& os, std::list<whos_parameter> params)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	806 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	807 // This method prints a line of information on a given symbol
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	808 std::list<whos_parameter>::iterator i = params.begin ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	809 std::ostringstream param_buf;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	810
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	811 while (i != params.end ())
195 13c6086c325c [project @ 1993-11-06 10:12:29 by jwe] jwe parents: 191 diff changeset	812 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	813 whos_parameter param = *i;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	814
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	815 if (param.command != '\0')
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	816 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	817 // Do the actual printing
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	818 switch (param.modifier)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	819 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	820 case 'l':
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	821 os << std::setiosflags (std::ios::left) << std::setw (param.parameter_length);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	822 param_buf << std::setiosflags (std::ios::left) << std::setw (param.parameter_length);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	823 break;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	824
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	825 case 'r':
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	826 os << std::setiosflags (std::ios::right) << std::setw (param.parameter_length);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	827 param_buf << std::setiosflags (std::ios::right) << std::setw (param.parameter_length);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	828 break;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	829
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	830 case 'c':
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	831 if (param.command != 's')
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	832 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	833 os << std::setiosflags (std::ios::left)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	834 << std::setw (param.parameter_length);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	835 param_buf << std::setiosflags (std::ios::left)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	836 << std::setw (param.parameter_length);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	837 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	838 break;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	839
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	840 default:
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	841 os << std::setiosflags (std::ios::left) << std::setw (param.parameter_length);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	842 param_buf << std::setiosflags (std::ios::left) << std::setw (param.parameter_length);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	843 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	844
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	845 if (param.command == 's' && param.modifier == 'c')
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	846 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	847 int a, b;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	848
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	849 if (param.modifier == 'c')
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	850 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	851 a = param.first_parameter_length - param.balance;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	852 a = (a < 0 ? 0 : a);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	853 b = param.parameter_length - a - param.text . length ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	854 b = (b < 0 ? 0 : b);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	855 os << std::setiosflags (std::ios::left) << std::setw (a)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	856 << "" << std::resetiosflags (std::ios::left) << param.text
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	857 << std::setiosflags (std::ios::left)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	858 << std::setw (b) << ""
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	859 << std::resetiosflags (std::ios::left);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	860 param_buf << std::setiosflags (std::ios::left) << std::setw (a)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	861 << "" << std::resetiosflags (std::ios::left) << param.line
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	862 << std::setiosflags (std::ios::left)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	863 << std::setw (b) << ""
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	864 << std::resetiosflags (std::ios::left);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	865 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	866 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	867 else
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	868 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	869 os << param.text;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	870 param_buf << param.line;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	871 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	872 os << std::resetiosflags (std::ios::left)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	873 << std::resetiosflags (std::ios::right);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	874 param_buf << std::resetiosflags (std::ios::left)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	875 << std::resetiosflags (std::ios::right);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	876 i++;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	877 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	878 else
2975 b9c107cbe388 [project @ 1997-05-15 20:01:00 by jwe] jwe parents: 2963 diff changeset	879 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	880 os << param.text;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	881 param_buf << param.line;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	882 i++;
2975 b9c107cbe388 [project @ 1997-05-15 20:01:00 by jwe] jwe parents: 2963 diff changeset	883 }
195 13c6086c325c [project @ 1993-11-06 10:12:29 by jwe] jwe parents: 191 diff changeset	884 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	885
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	886 os << param_buf.str ();
195 13c6086c325c [project @ 1993-11-06 10:12:29 by jwe] jwe parents: 191 diff changeset	887 }
13c6086c325c [project @ 1993-11-06 10:12:29 by jwe] jwe parents: 191 diff changeset	888
9704 bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	889 // FIXME -- This is a bit of a kluge. We'd like to just use val.dims()
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	890 // and if val is an object, expect that dims will call size if it is
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	891 // overloaded by a user-defined method. But there are currently some
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	892 // unresolved const issues that prevent that solution from working.
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	893
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	894 std::string
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	895 get_dims_str (const octave_value& val)
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	896 {
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	897 octave_value tmp = val;
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	898
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	899 Matrix sz = tmp.size ();
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	900
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	901 dim_vector dv (sz.numel ());
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	902
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	903 for (octave_idx_type i = 0; i < dv.length (); i++)
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	904 dv(i) = sz(i);
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	905
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	906 return dv.str ();
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	907 }
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	908
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	909 class
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	910 symbol_info_list
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	911 {
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	912 private:
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	913 struct symbol_info
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	914 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	915 symbol_info (const symbol_table::symbol_record& sr,
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	916 const std::string& expr_str = std::string (),
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	917 const octave_value& expr_val = octave_value ())
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	918 : name (expr_str.empty () ? sr.name () : expr_str),
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	919 is_automatic (sr.is_automatic ()),
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	920 is_formal (sr.is_formal ()),
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	921 is_global (sr.is_global ()),
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	922 is_persistent (sr.is_persistent ()),
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	923 varval (expr_val.is_undefined () ? sr.varval () : expr_val)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	924 { }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	925
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	926 void display_line (std::ostream& os,
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	927 const std::list<whos_parameter>& params) const
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	928 {
9704 bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	929 std::string dims_str = get_dims_str (varval);
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	930
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	931 std::list<whos_parameter>::const_iterator i = params.begin ();
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	932
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	933 while (i != params.end ())
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	934 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	935 whos_parameter param = *i;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	936
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	937 if (param.command != '\0')
2294 46839fa1fcf3 [project @ 1996-06-13 09:12:58 by jwe] jwe parents: 2233 diff changeset	938 {
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	939 // Do the actual printing.
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	940
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	941 switch (param.modifier)
2294 46839fa1fcf3 [project @ 1996-06-13 09:12:58 by jwe] jwe parents: 2233 diff changeset	942 {
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	943 case 'l':
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	944 os << std::setiosflags (std::ios::left)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	945 << std::setw (param.parameter_length);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	946 break;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	947
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	948 case 'r':
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	949 os << std::setiosflags (std::ios::right)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	950 << std::setw (param.parameter_length);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	951 break;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	952
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	953 case 'c':
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	954 if (param.command == 's')
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	955 {
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	956 int front = param.first_parameter_length
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	957 - dims_str.find ('x');
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	958 int back = param.parameter_length
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	959 - dims_str.length ()
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	960 - front;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	961 front = (front > 0) ? front : 0;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	962 back = (back > 0) ? back : 0;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	963
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	964 os << std::setiosflags (std::ios::left)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	965 << std::setw (front)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	966 << ""
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	967 << std::resetiosflags (std::ios::left)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	968 << dims_str
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	969 << std::setiosflags (std::ios::left)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	970 << std::setw (back)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	971 << ""
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	972 << std::resetiosflags (std::ios::left);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	973 }
2294 46839fa1fcf3 [project @ 1996-06-13 09:12:58 by jwe] jwe parents: 2233 diff changeset	974 else
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	975 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	976 os << std::setiosflags (std::ios::left)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	977 << std::setw (param.parameter_length);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	978 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	979 break;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	980
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	981 default:
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	982 error ("whos_line_format: modifier `%c' unknown",
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	983 param.modifier);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	984
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	985 os << std::setiosflags (std::ios::right)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	986 << std::setw (param.parameter_length);
2294 46839fa1fcf3 [project @ 1996-06-13 09:12:58 by jwe] jwe parents: 2233 diff changeset	987 }
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	988
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	989 switch (param.command)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	990 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	991 case 'a':
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	992 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	993 char tmp[5];
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	994
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	995 tmp[0] = (is_automatic ? 'a' : ' ');
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	996 tmp[1] = (is_formal ? 'f' : ' ');
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	997 tmp[2] = (is_global ? 'g' : ' ');
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	998 tmp[3] = (is_persistent ? 'p' : ' ');
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	999 tmp[4] = 0;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1000
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1001 os << tmp;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1002 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1003 break;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1004
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1005 case 'b':
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1006 os << varval.byte_size ();
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1007 break;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1008
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1009 case 'c':
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1010 os << varval.class_name ();
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1011 break;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1012
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1013 case 'e':
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1014 os << varval.capacity ();
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1015 break;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1016
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1017 case 'n':
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1018 os << name;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1019 break;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1020
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1021 case 's':
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1022 if (param.modifier != 'c')
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1023 os << dims_str;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1024 break;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1025
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1026 case 't':
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1027 os << varval.type_name ();
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1028 break;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1029
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1030 default:
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1031 error ("whos_line_format: command `%c' unknown",
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1032 param.command);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1033 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1034
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1035 os << std::resetiosflags (std::ios::left)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1036 << std::resetiosflags (std::ios::right);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1037 i++;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1038 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1039 else
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1040 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1041 os << param.text;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1042 i++;
2294 46839fa1fcf3 [project @ 1996-06-13 09:12:58 by jwe] jwe parents: 2233 diff changeset	1043 }
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	1044 }
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	1045 }
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1046
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1047 std::string name;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1048 bool is_automatic;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1049 bool is_formal;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1050 bool is_global;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1051 bool is_persistent;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1052 octave_value varval;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1053 };
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1054
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1055 public:
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1056 symbol_info_list (void) : lst () { }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1057
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1058 symbol_info_list (const symbol_info_list& sil) : lst (sil.lst) { }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1059
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1060 symbol_info_list& operator = (const symbol_info_list& sil)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1061 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1062 if (this != &sil)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1063 lst = sil.lst;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1064
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1065 return *this;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1066 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1067
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1068 ~symbol_info_list (void) { }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1069
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1070 void append (const symbol_table::symbol_record& sr)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1071 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1072 lst.push_back (symbol_info (sr));
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1073 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1074
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1075 void append (const symbol_table::symbol_record& sr,
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1076 const std::string& expr_str,
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1077 const octave_value& expr_val)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1078 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1079 lst.push_back (symbol_info (sr, expr_str, expr_val));
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1080 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1081
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1082 size_t size (void) const { return lst.size (); }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1083
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1084 bool empty (void) const { return lst.empty (); }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1085
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1086 Octave_map
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1087 map_value (const std::string& caller_function_name, int nesting_level) const
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1088 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1089 size_t len = lst.size ();
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1090
9732 b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops Jaroslav Hajek <highegg@gmail.com> parents: 9727 diff changeset	1091 Cell name_info (len, 1);
b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops Jaroslav Hajek <highegg@gmail.com> parents: 9727 diff changeset	1092 Cell size_info (len, 1);
b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops Jaroslav Hajek <highegg@gmail.com> parents: 9727 diff changeset	1093 Cell bytes_info (len, 1);
b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops Jaroslav Hajek <highegg@gmail.com> parents: 9727 diff changeset	1094 Cell class_info (len, 1);
b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops Jaroslav Hajek <highegg@gmail.com> parents: 9727 diff changeset	1095 Cell global_info (len, 1);
b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops Jaroslav Hajek <highegg@gmail.com> parents: 9727 diff changeset	1096 Cell sparse_info (len, 1);
b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops Jaroslav Hajek <highegg@gmail.com> parents: 9727 diff changeset	1097 Cell complex_info (len, 1);
b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops Jaroslav Hajek <highegg@gmail.com> parents: 9727 diff changeset	1098 Cell nesting_info (len, 1);
b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops Jaroslav Hajek <highegg@gmail.com> parents: 9727 diff changeset	1099 Cell persistent_info (len, 1);
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1100
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1101 std::list<symbol_info>::const_iterator p = lst.begin ();
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1102
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1103 for (size_t j = 0; j < len; j++)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1104 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1105 const symbol_info& si = *p++;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1106
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1107 Octave_map ni;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1108
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1109 ni.assign ("function", caller_function_name);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1110 ni.assign ("level", nesting_level);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1111
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1112 name_info(j) = si.name;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1113 global_info(j) = si.is_global;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1114 persistent_info(j) = si.is_persistent;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1115
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1116 octave_value val = si.varval;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1117
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1118 size_info(j) = val.size ();
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1119 bytes_info(j) = val.byte_size ();
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1120 class_info(j) = val.class_name ();
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1121 sparse_info(j) = val.is_sparse_type ();
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1122 complex_info(j) = val.is_complex_type ();
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1123 nesting_info(j) = ni;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1124 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1125
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1126 Octave_map info;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1127
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1128 info.assign ("name", name_info);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1129 info.assign ("size", size_info);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1130 info.assign ("bytes", bytes_info);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1131 info.assign ("class", class_info);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1132 info.assign ("global", global_info);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1133 info.assign ("sparse", sparse_info);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1134 info.assign ("complex", complex_info);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1135 info.assign ("nesting", nesting_info);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1136 info.assign ("persistent", persistent_info);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1137
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1138 return info;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1139 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1140
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1141 void display (std::ostream& os)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1142 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1143 if (! lst.empty ())
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1144 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1145 size_t bytes = 0;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1146 size_t elements = 0;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1147
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1148 std::list<whos_parameter> params = parse_whos_line_format ();
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1149
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1150 print_descriptor (os, params);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1151
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1152 octave_stdout << "\n";
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1153
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1154 for (std::list<symbol_info>::const_iterator p = lst.begin ();
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1155 p != lst.end (); p++)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1156 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1157 p->display_line (os, params);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1158
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1159 octave_value val = p->varval;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1160
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1161 elements += val.capacity ();
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1162 bytes += val.byte_size ();
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1163 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1164
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1165 os << "\nTotal is " << elements
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1166 << (elements == 1 ? " element" : " elements")
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1167 << " using " << bytes << (bytes == 1 ? " byte" : " bytes")
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1168 << "\n";
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1169 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1170 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1171
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1172 // Parse the string whos_line_format, and return a parameter list,
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1173 // containing all information needed to print the given
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1174 // attributtes of the symbols.
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1175 std::list<whos_parameter> parse_whos_line_format (void)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1176 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1177 int idx;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1178 size_t format_len = Vwhos_line_format.length ();
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1179 char garbage;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1180 std::list<whos_parameter> params;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1181
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1182 size_t bytes1;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1183 int elements1;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1184
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1185 std::string param_string = "abcenst";
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1186 Array<int> param_length (dim_vector (param_string.length (), 1));
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1187 Array<std::string> param_names (dim_vector (param_string.length (), 1));
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1188 size_t pos_a, pos_b, pos_c, pos_e, pos_n, pos_s, pos_t;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1189
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1190 pos_a = param_string.find ('a'); // Attributes
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1191 pos_b = param_string.find ('b'); // Bytes
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1192 pos_c = param_string.find ('c'); // Class
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1193 pos_e = param_string.find ('e'); // Elements
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1194 pos_n = param_string.find ('n'); // Name
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1195 pos_s = param_string.find ('s'); // Size
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1196 pos_t = param_string.find ('t'); // Type
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1197
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1198 param_names(pos_a) = "Attr";
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1199 param_names(pos_b) = "Bytes";
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1200 param_names(pos_c) = "Class";
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1201 param_names(pos_e) = "Elements";
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1202 param_names(pos_n) = "Name";
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1203 param_names(pos_s) = "Size";
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1204 param_names(pos_t) = "Type";
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1205
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1206 for (size_t i = 0; i < param_string.length (); i++)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1207 param_length(i) = param_names(i) . length ();
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1208
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1209 // Calculating necessary spacing for name column,
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1210 // bytes column, elements column and class column
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1211
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1212 for (std::list<symbol_info>::const_iterator p = lst.begin ();
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1213 p != lst.end (); p++)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1214 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1215 std::stringstream ss1, ss2;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1216 std::string str;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1217
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1218 str = p->name;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1219 param_length(pos_n) = ((str.length ()
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1220 > static_cast<size_t> (param_length(pos_n)))
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1221 ? str.length () : param_length(pos_n));
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1222
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1223 octave_value val = p->varval;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1224
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1225 str = val.type_name ();
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1226 param_length(pos_t) = ((str.length ()
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1227 > static_cast<size_t> (param_length(pos_t)))
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1228 ? str.length () : param_length(pos_t));
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1229
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1230 elements1 = val.capacity ();
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1231 ss1 << elements1;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1232 str = ss1.str ();
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1233 param_length(pos_e) = ((str.length ()
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1234 > static_cast<size_t> (param_length(pos_e)))
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1235 ? str.length () : param_length(pos_e));
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1236
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1237 bytes1 = val.byte_size ();
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1238 ss2 << bytes1;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1239 str = ss2.str ();
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1240 param_length(pos_b) = ((str.length ()
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1241 > static_cast<size_t> (param_length(pos_b)))
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1242 ? str.length () : param_length (pos_b));
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1243 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1244
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1245 idx = 0;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1246 while (static_cast<size_t> (idx) < format_len)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1247 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1248 whos_parameter param;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1249 param.command = '\0';
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1250
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1251 if (Vwhos_line_format[idx] == '%')
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1252 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1253 bool error_encountered = false;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1254 param.modifier = 'r';
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1255 param.parameter_length = 0;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1256
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1257 int a = 0, b = -1, balance = 1;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1258 unsigned int items;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1259 size_t pos;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1260 std::string cmd;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1261
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1262 // Parse one command from whos_line_format
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1263 cmd = Vwhos_line_format.substr (idx, Vwhos_line_format.length ());
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1264 pos = cmd.find (';');
8021 85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	1265 if (pos != std::string::npos)
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1266 cmd = cmd.substr (0, pos+1);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1267 else
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1268 error ("parameter without ; in whos_line_format");
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1269
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1270 idx += cmd.length ();
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1271
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1272 // FIXME -- use iostream functions instead of sscanf!
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1273
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1274 if (cmd.find_first_of ("crl") != 1)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1275 items = sscanf (cmd.c_str (), "%c%c:%d:%d:%d;",
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1276 &garbage, &param.command, &a, &b, &balance);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1277 else
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1278 items = sscanf (cmd.c_str (), "%c%c%c:%d:%d:%d;",
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1279 &garbage, &param.modifier, &param.command,
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1280 &a, &b, &balance) - 1;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1281
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1282 if (items < 2)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1283 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1284 error ("whos_line_format: parameter structure without command in whos_line_format");
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1285 error_encountered = true;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1286 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1287
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1288 // Insert data into parameter
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1289 param.first_parameter_length = 0;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1290 pos = param_string.find (param.command);
8021 85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	1291 if (pos != std::string::npos)
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1292 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1293 param.parameter_length = param_length(pos);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1294 param.text = param_names(pos);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1295 param.line.assign (param_names(pos).length (), '=');
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1296
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1297 param.parameter_length = (a > param.parameter_length
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1298 ? a : param.parameter_length);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1299 if (param.command == 's' && param.modifier == 'c' && b > 0)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1300 param.first_parameter_length = b;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1301 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1302 else
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1303 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1304 error ("whos_line_format: '%c' is not a command",
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1305 param.command);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1306 error_encountered = true;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1307 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1308
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1309 if (param.command == 's')
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1310 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1311 // Have to calculate space needed for printing
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1312 // matrix dimensions Space needed for Size column is
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1313 // hard to determine in prior, because it depends on
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1314 // dimensions to be shown. That is why it is
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1315 // recalculated for each Size-command int first,
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1316 // rest = 0, total;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1317 int rest = 0;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1318 int first = param.first_parameter_length;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1319 int total = param.parameter_length;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1320
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1321 for (std::list<symbol_info>::const_iterator p = lst.begin ();
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1322 p != lst.end (); p++)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1323 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1324 octave_value val = p->varval;
9704 bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	1325 std::string dims_str = get_dims_str (val);
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1326 int first1 = dims_str.find ('x');
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1327 int total1 = dims_str.length ();
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1328 int rest1 = total1 - first1;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1329 rest = (rest1 > rest ? rest1 : rest);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1330 first = (first1 > first ? first1 : first);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1331 total = (total1 > total ? total1 : total);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1332 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1333
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1334 if (param.modifier == 'c')
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1335 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1336 if (first < balance)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1337 first += balance - first;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1338 if (rest + balance < param.parameter_length)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1339 rest += param.parameter_length - rest - balance;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1340
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1341 param.parameter_length = first + rest;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1342 param.first_parameter_length = first;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1343 param.balance = balance;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1344 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1345 else
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1346 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1347 param.parameter_length = total;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1348 param.first_parameter_length = 0;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1349 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1350 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1351 else if (param.modifier == 'c')
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1352 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1353 error ("whos_line_format: modifier 'c' not available for command '%c'",
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1354 param.command);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1355 error_encountered = true;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1356 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1357
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1358 // What happens if whos_line_format contains negative numbers
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1359 // at param_length positions?
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1360 param.balance = (b < 0 ? 0 : param.balance);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1361 param.first_parameter_length = (b < 0 ? 0 :
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1362 param.first_parameter_length);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1363 param.parameter_length = (a < 0
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1364 ? 0
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1365 : (param.parameter_length
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1366 < param_length(pos_s)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1367 ? param_length(pos_s)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1368 : param.parameter_length));
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1369
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1370 // Parameter will not be pushed into parameter list if ...
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1371 if (! error_encountered)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1372 params.push_back (param);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1373 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1374 else
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1375 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1376 // Text string, to be printed as it is ...
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1377 std::string text;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1378 size_t pos;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1379 text = Vwhos_line_format.substr (idx, Vwhos_line_format.length ());
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1380 pos = text.find ('%');
8021 85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	1381 if (pos != std::string::npos)
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1382 text = text.substr (0, pos);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1383
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1384 // Push parameter into list ...
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1385 idx += text.length ();
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1386 param.text=text;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1387 param.line.assign (text.length(), ' ');
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1388 params.push_back (param);
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1389 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1390 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1391
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1392 return params;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1393 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1394
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1395 private:
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1396 std::list<symbol_info> lst;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1397
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1398 };
5659 960f4b9a26af [project @ 2006-03-10 15:35:20 by jwe] jwe parents: 5642 diff changeset	1399
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1400 static octave_value
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1401 do_who (int argc, const string_vector& argv, bool return_list,
8131 10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1402 bool verbose = false, std::string msg = std::string ())
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1403 {
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1404 octave_value retval;
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1405
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3476 diff changeset	1406 std::string my_name = argv[0];
584 4057f845c1ee [project @ 1994-08-07 04:40:03 by jwe] jwe parents: 581 diff changeset	1407
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1408 bool global_only = false;
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1409 bool have_regexp = false;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1410
1857 99d5b59cb855 [project @ 1996-02-04 08:02:58 by jwe] jwe parents: 1827 diff changeset	1411 int i;
99d5b59cb855 [project @ 1996-02-04 08:02:58 by jwe] jwe parents: 1827 diff changeset	1412 for (i = 1; i < argc; i++)
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1413 {
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1414 if (argv[i] == "-file")
8131 10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1415 {
10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1416 // FIXME. This is an inefficient manner to implement this as the
10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1417 // variables are loaded in to a temporary context and then treated.
10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1418 // It would be better to refecat symbol_info_list to not store the
10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1419 // symbol records and then use it in load-save.cc (do_load) to
10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1420 // implement this option there so that the variables are never
10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1421 // stored at all.
10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1422 if (i == argc - 1)
10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1423 error ("whos: -file argument must be followed by a file name");
10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1424 else
10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1425 {
10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1426 std::string nm = argv [i + 1];
10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1427
9377 610bf90fce2a update unwind_protect usage everywhere Jaroslav Hajek <highegg@gmail.com> parents: 9318 diff changeset	1428 unwind_protect::frame_id_t uwp_frame = unwind_protect::begin_frame ();
8131 10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1429
9144 c6463412aebb eliminate symbol_table::scope_stack; fix scoping issue with evalin John W. Eaton <jwe@octave.org> parents: 9037 diff changeset	1430 // Set up temporary scope.
8131 10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1431
9144 c6463412aebb eliminate symbol_table::scope_stack; fix scoping issue with evalin John W. Eaton <jwe@octave.org> parents: 9037 diff changeset	1432 symbol_table::scope_id tmp_scope = symbol_table::alloc_scope ();
9396 17af7cce7d1b yet more unwind_protect improvements Jaroslav Hajek <highegg@gmail.com> parents: 9395 diff changeset	1433 unwind_protect::add_fcn (symbol_table::erase_scope, tmp_scope);
9144 c6463412aebb eliminate symbol_table::scope_stack; fix scoping issue with evalin John W. Eaton <jwe@octave.org> parents: 9037 diff changeset	1434
c6463412aebb eliminate symbol_table::scope_stack; fix scoping issue with evalin John W. Eaton <jwe@octave.org> parents: 9037 diff changeset	1435 symbol_table::set_scope (tmp_scope);
c6463412aebb eliminate symbol_table::scope_stack; fix scoping issue with evalin John W. Eaton <jwe@octave.org> parents: 9037 diff changeset	1436
c6463412aebb eliminate symbol_table::scope_stack; fix scoping issue with evalin John W. Eaton <jwe@octave.org> parents: 9037 diff changeset	1437 octave_call_stack::push (tmp_scope, 0);
9396 17af7cce7d1b yet more unwind_protect improvements Jaroslav Hajek <highegg@gmail.com> parents: 9395 diff changeset	1438 unwind_protect::add_fcn (octave_call_stack::pop);
8131 10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1439
9396 17af7cce7d1b yet more unwind_protect improvements Jaroslav Hajek <highegg@gmail.com> parents: 9395 diff changeset	1440 unwind_protect::add_fcn (symbol_table::clear_variables);
8131 10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1441
10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1442 feval ("load", octave_value (nm), 0);
10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1443
10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1444 if (! error_state)
10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1445 {
10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1446 std::string newmsg = std::string ("Variables in the file ") +
10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1447 nm + ":\n\n";
10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1448
10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1449 retval = do_who (i, argv, return_list, verbose, newmsg);
10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1450 }
10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1451
9377 610bf90fce2a update unwind_protect usage everywhere Jaroslav Hajek <highegg@gmail.com> parents: 9318 diff changeset	1452 unwind_protect::run_frame (uwp_frame);
8131 10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1453 }
10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1454
10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1455 return retval;
10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1456 }
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1457 else if (argv[i] == "-regexp")
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1458 have_regexp = true;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1459 else if (argv[i] == "global")
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1460 global_only = true;
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	1461 else if (argv[i][0] == '-')
3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	1462 warning ("%s: unrecognized option `%s'", my_name.c_str (),
3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	1463 argv[i].c_str ());
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1464 else
867 b6b78f85743a [project @ 1994-11-02 14:20:02 by jwe] jwe parents: 864 diff changeset	1465 break;
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1466 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1467
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1468 int npats = argc - i;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1469 string_vector pats;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1470 if (npats > 0)
3248 68259f410026 [project @ 1999-07-13 03:34:54 by jwe] jwe parents: 3239 diff changeset	1471 {
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1472 pats.resize (npats);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1473 for (int j = 0; j < npats; j++)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1474 pats[j] = argv[i+j];
3248 68259f410026 [project @ 1999-07-13 03:34:54 by jwe] jwe parents: 3239 diff changeset	1475 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1476 else
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1477 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1478 pats.resize (++npats);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1479 pats[0] = "*";
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1480 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1481
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1482 symbol_info_list symbol_stats;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1483 std::list<std::string> symbol_names;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1484
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1485 for (int j = 0; j < npats; j++)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1486 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1487 std::string pat = pats[j];
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1488
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1489 if (have_regexp)
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1490 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7626 diff changeset	1491 std::list<symbol_table::symbol_record> tmp = global_only
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1492 ? symbol_table::regexp_global_variables (pat)
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1493 : symbol_table::regexp_variables (pat);
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1494
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1495 for (std::list<symbol_table::symbol_record>::const_iterator p = tmp.begin ();
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1496 p != tmp.end (); p++)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1497 {
9260 9c2349a51218 properly unmark forced variables John W. Eaton <jwe@octave.org> parents: 9250 diff changeset	1498 if (p->is_variable ())
9c2349a51218 properly unmark forced variables John W. Eaton <jwe@octave.org> parents: 9250 diff changeset	1499 {
9c2349a51218 properly unmark forced variables John W. Eaton <jwe@octave.org> parents: 9250 diff changeset	1500 if (verbose)
9c2349a51218 properly unmark forced variables John W. Eaton <jwe@octave.org> parents: 9250 diff changeset	1501 symbol_stats.append (*p);
9c2349a51218 properly unmark forced variables John W. Eaton <jwe@octave.org> parents: 9250 diff changeset	1502 else
9c2349a51218 properly unmark forced variables John W. Eaton <jwe@octave.org> parents: 9250 diff changeset	1503 symbol_names.push_back (p->name ());
9c2349a51218 properly unmark forced variables John W. Eaton <jwe@octave.org> parents: 9250 diff changeset	1504 }
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1505 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1506 }
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1507 else
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1508 {
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1509 size_t pos = pat.find_first_of (".({");
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1510
8021 85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	1511 if (pos != std::string::npos && pos > 0)
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1512 {
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1513 if (verbose)
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1514 {
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1515 // NOTE: we can only display information for
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1516 // expressions based on global values if the variable is
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1517 // global in the current scope because we currently have
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1518 // no way of looking up the base value in the global
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1519 // scope and then evaluating the arguments in the
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1520 // current scope.
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1521
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1522 std::string base_name = pat.substr (0, pos);
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1523
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1524 if (symbol_table::is_variable (base_name))
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1525 {
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1526 symbol_table::symbol_record sr
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1527 = symbol_table::find_symbol (base_name);
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1528
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1529 if (! global_only \|\| sr.is_global ())
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1530 {
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1531 int parse_status;
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1532
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1533 octave_value expr_val
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1534 = eval_string (pat, true, parse_status);
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1535
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1536 if (! error_state)
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1537 symbol_stats.append (sr, pat, expr_val);
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1538 else
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1539 return retval;
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1540 }
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1541 }
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1542 }
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1543 }
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1544 else
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1545 {
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1546 std::list<symbol_table::symbol_record> tmp = global_only
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1547 ? symbol_table::glob_global_variables (pat)
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1548 : symbol_table::glob_variables (pat);
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1549
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1550 for (std::list<symbol_table::symbol_record>::const_iterator p = tmp.begin ();
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1551 p != tmp.end (); p++)
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1552 {
9260 9c2349a51218 properly unmark forced variables John W. Eaton <jwe@octave.org> parents: 9250 diff changeset	1553 if (p->is_variable ())
9250 80c299c84796 don't print undefined symbols in who Jaroslav Hajek <highegg@gmail.com> parents: 9240 diff changeset	1554 {
80c299c84796 don't print undefined symbols in who Jaroslav Hajek <highegg@gmail.com> parents: 9240 diff changeset	1555 if (verbose)
80c299c84796 don't print undefined symbols in who Jaroslav Hajek <highegg@gmail.com> parents: 9240 diff changeset	1556 symbol_stats.append (*p);
80c299c84796 don't print undefined symbols in who Jaroslav Hajek <highegg@gmail.com> parents: 9240 diff changeset	1557 else
80c299c84796 don't print undefined symbols in who Jaroslav Hajek <highegg@gmail.com> parents: 9240 diff changeset	1558 symbol_names.push_back (p->name ());
80c299c84796 don't print undefined symbols in who Jaroslav Hajek <highegg@gmail.com> parents: 9240 diff changeset	1559 }
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1560 }
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1561 }
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1562 }
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1563 }
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1564
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1565 if (return_list)
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1566 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1567 if (verbose)
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1568 {
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1569 std::string caller_function_name;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1570 octave_function *caller = octave_call_stack::caller ();
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1571 if (caller)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1572 caller_function_name = caller->name ();
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1573
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1574 retval = symbol_stats.map_value (caller_function_name, 1);
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1575 }
dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1576 else
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1577 retval = Cell (string_vector (symbol_names));
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1578 }
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1579 else if (! (symbol_stats.empty () && symbol_names.empty ()))
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1580 {
8131 10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1581 if (msg.length () == 0)
10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1582 if (global_only)
10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1583 octave_stdout << "Global variables:\n\n";
10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1584 else
10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1585 octave_stdout << "Variables in the current scope:\n\n";
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1586 else
8131 10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1587 octave_stdout << msg;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1588
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1589 if (verbose)
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1590 symbol_stats.display (octave_stdout);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1591 else
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1592 {
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1593 string_vector names (symbol_names);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1594
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1595 names.list_in_columns (octave_stdout);
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1596 }
dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1597
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1598 octave_stdout << "\n";
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1599 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1600
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	1601 return retval;
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	1602 }
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	1603
8746 5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8677 diff changeset	1604 DEFUN (who, args, nargout,
3361 4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	1605 "-- texinfo --\n\
9724 f22bbc5d56e9 Fix various incorrect usages of TeXinfo deffn and deftypefn macros Rik <rdrider0-list@yahoo.com> parents: 9704 diff changeset	1606 @deftypefn {Command} {} who\n\
f22bbc5d56e9 Fix various incorrect usages of TeXinfo deffn and deftypefn macros Rik <rdrider0-list@yahoo.com> parents: 9704 diff changeset	1607 @deftypefnx {Command} {} who pattern @dots{}\n\
f22bbc5d56e9 Fix various incorrect usages of TeXinfo deffn and deftypefn macros Rik <rdrider0-list@yahoo.com> parents: 9704 diff changeset	1608 @deftypefnx {Command} {} who option pattern @dots{}\n\
9750 7bf4f3d64955 Fix unbalanced parentheses warning during creation of pdf documentation. Rik <rdrider0-list@yahoo.com> parents: 9732 diff changeset	1609 @deftypefnx {Command} {C =} who (\"pattern\", @dots{})\n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1610 List currently defined variables matching the given patterns. Valid\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1611 pattern syntax is the same as described for the @code{clear} command.\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1612 If no patterns are supplied, all variables are listed.\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1613 By default, only variables visible in the local scope are displayed.\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1614 \n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1615 The following are valid options but may not be combined.\n\
3361 4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	1616 \n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	1617 @table @code\n\
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1618 @item global\n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1619 List variables in the global scope rather than the current scope.\n\
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1620 @item -regexp\n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1621 The patterns are considered to be regular expressions when matching the\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1622 variables to display. The same pattern syntax accepted by\n\
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1623 the @code{regexp} function is used.\n\
8131 10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1624 @item -file\n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1625 The next argument is treated as a filename. All variables found within the\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1626 specified file are listed. No patterns are accepted when reading variables\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1627 from a file.\n\
3361 4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	1628 @end table\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	1629 \n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1630 If called as a function, return a cell array of defined variable names\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1631 matching the given patterns.\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1632 @seealso{whos, regexp}\n\
9724 f22bbc5d56e9 Fix various incorrect usages of TeXinfo deffn and deftypefn macros Rik <rdrider0-list@yahoo.com> parents: 9704 diff changeset	1633 @end deftypefn")
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	1634 {
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1635 octave_value retval;
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	1636
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1637 if (nargout < 2)
dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1638 {
dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1639 int argc = args.length () + 1;
dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1640
dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1641 string_vector argv = args.make_argv ("who");
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	1642
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1643 if (! error_state)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1644 retval = do_who (argc, argv, nargout == 1);
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1645 }
dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1646 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5814 diff changeset	1647 print_usage ();
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	1648
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1649 return retval;
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1650 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1651
8746 5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8677 diff changeset	1652 DEFUN (whos, args, nargout,
3458 d25bc039237b [project @ 2000-01-19 09:36:14 by jwe] jwe parents: 3446 diff changeset	1653 "-- texinfo --\n\
9724 f22bbc5d56e9 Fix various incorrect usages of TeXinfo deffn and deftypefn macros Rik <rdrider0-list@yahoo.com> parents: 9704 diff changeset	1654 @deftypefn {Command} {} whos\n\
f22bbc5d56e9 Fix various incorrect usages of TeXinfo deffn and deftypefn macros Rik <rdrider0-list@yahoo.com> parents: 9704 diff changeset	1655 @deftypefnx {Command} {} whos pattern @dots{}\n\
f22bbc5d56e9 Fix various incorrect usages of TeXinfo deffn and deftypefn macros Rik <rdrider0-list@yahoo.com> parents: 9704 diff changeset	1656 @deftypefnx {Command} {} whos option pattern @dots{}\n\
9750 7bf4f3d64955 Fix unbalanced parentheses warning during creation of pdf documentation. Rik <rdrider0-list@yahoo.com> parents: 9732 diff changeset	1657 @deftypefnx {Command} {S =} whos (\"pattern\", @dots{})\n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1658 Provide detailed information on currently defined variables matching the\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1659 given patterns. Options and pattern syntax are the same as for the\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1660 @code{who} command. Extended information about each variable is\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1661 summarized in a table with the following default entries.\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1662 \n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1663 @table @asis\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1664 @item Attr\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1665 Attributes of the listed variable. Possible attributes are:\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1666 @table @asis\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1667 @item blank\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1668 Variable in local scope\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1669 @item @code{g}\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1670 Variable with global scope\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1671 @item @code{p}\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1672 Persistent variable\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1673 @end table\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1674 @item Name\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1675 The name of the variable.\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1676 @item Size\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1677 The logical size of the variable. A scalar is 1x1, a vector is 1xN or Nx1,\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1678 a 2-D matrix is MxN.\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1679 @item Bytes\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1680 The amount of memory currently used to store the variable.\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1681 @item Class\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1682 The class of the variable. Examples include double, single, char, uint16,\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1683 cell, and struct.\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1684 @end table\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1685 \n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1686 The table can be customized to display more or less information through\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1687 the function @code{whos_line_format}.\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1688 \n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1689 If @code{whos} is called as a function, return a struct array of defined\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1690 variable names matching the given patterns. Fields in the structure\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1691 describing each variable are: name, size, bytes, class, global, sparse, \n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1692 complex, nesting, persistent.\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1693 @seealso{who, whos_line_format}\n\
9724 f22bbc5d56e9 Fix various incorrect usages of TeXinfo deffn and deftypefn macros Rik <rdrider0-list@yahoo.com> parents: 9704 diff changeset	1694 @end deftypefn")
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	1695 {
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1696 octave_value retval;
712 36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 704 diff changeset	1697
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1698 if (nargout < 2)
dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1699 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1700 int argc = args.length () + 1;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1701
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1702 string_vector argv = args.make_argv ("whos");
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1703
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1704 if (! error_state)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1705 retval = do_who (argc, argv, nargout == 1, true);
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1706 }
dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1707 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5814 diff changeset	1708 print_usage ();
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	1709
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	1710 return retval;
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	1711 }
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	1712
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	1713 // Defining variables.
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	1714
1162 c210c5a25a48 [project @ 1995-02-27 17:36:16 by jwe] jwe parents: 1161 diff changeset	1715 void
2856 8c516da3c1f7 [project @ 1997-03-31 06:37:21 by jwe] jwe parents: 2849 diff changeset	1716 bind_ans (const octave_value& val, bool print)
1162 c210c5a25a48 [project @ 1995-02-27 17:36:16 by jwe] jwe parents: 1161 diff changeset	1717 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1718 static std::string ans = "ans";
1162 c210c5a25a48 [project @ 1995-02-27 17:36:16 by jwe] jwe parents: 1161 diff changeset	1719
2978 49de01238638 [project @ 1997-05-15 21:13:42 by jwe] jwe parents: 2975 diff changeset	1720 if (val.is_defined ())
49de01238638 [project @ 1997-05-15 21:13:42 by jwe] jwe parents: 2975 diff changeset	1721 {
7531 c9a476b1e664 correctly set ans for cs-lists and simplify printing them John W. Eaton <jwe@octave.org> parents: 7347 diff changeset	1722 if (val.is_cs_list ())
c9a476b1e664 correctly set ans for cs-lists and simplify printing them John W. Eaton <jwe@octave.org> parents: 7347 diff changeset	1723 {
c9a476b1e664 correctly set ans for cs-lists and simplify printing them John W. Eaton <jwe@octave.org> parents: 7347 diff changeset	1724 octave_value_list lst = val.list_value ();
c9a476b1e664 correctly set ans for cs-lists and simplify printing them John W. Eaton <jwe@octave.org> parents: 7347 diff changeset	1725
c9a476b1e664 correctly set ans for cs-lists and simplify printing them John W. Eaton <jwe@octave.org> parents: 7347 diff changeset	1726 for (octave_idx_type i = 0; i < lst.length (); i++)
c9a476b1e664 correctly set ans for cs-lists and simplify printing them John W. Eaton <jwe@octave.org> parents: 7347 diff changeset	1727 bind_ans (lst(i), print);
c9a476b1e664 correctly set ans for cs-lists and simplify printing them John W. Eaton <jwe@octave.org> parents: 7347 diff changeset	1728 }
c9a476b1e664 correctly set ans for cs-lists and simplify printing them John W. Eaton <jwe@octave.org> parents: 7347 diff changeset	1729 else
c9a476b1e664 correctly set ans for cs-lists and simplify printing them John W. Eaton <jwe@octave.org> parents: 7347 diff changeset	1730 {
c9a476b1e664 correctly set ans for cs-lists and simplify printing them John W. Eaton <jwe@octave.org> parents: 7347 diff changeset	1731 symbol_table::varref (ans) = val;
c9a476b1e664 correctly set ans for cs-lists and simplify printing them John W. Eaton <jwe@octave.org> parents: 7347 diff changeset	1732
c9a476b1e664 correctly set ans for cs-lists and simplify printing them John W. Eaton <jwe@octave.org> parents: 7347 diff changeset	1733 if (print)
c9a476b1e664 correctly set ans for cs-lists and simplify printing them John W. Eaton <jwe@octave.org> parents: 7347 diff changeset	1734 val.print_with_name (octave_stdout, ans);
c9a476b1e664 correctly set ans for cs-lists and simplify printing them John W. Eaton <jwe@octave.org> parents: 7347 diff changeset	1735 }
2978 49de01238638 [project @ 1997-05-15 21:13:42 by jwe] jwe parents: 2975 diff changeset	1736 }
1162 c210c5a25a48 [project @ 1995-02-27 17:36:16 by jwe] jwe parents: 1161 diff changeset	1737 }
c210c5a25a48 [project @ 1995-02-27 17:36:16 by jwe] jwe parents: 1161 diff changeset	1738
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	1739 void
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	1740 bind_internal_variable (const std::string& fname, const octave_value& val)
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	1741 {
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	1742 octave_value_list args;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	1743
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	1744 args(0) = val;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	1745
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	1746 feval (fname, args, 0);
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1747 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1748
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1749 void
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1750 mlock (void)
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1751 {
8083 16ab78b816bc variables.cc (mlock): lock current function John W. Eaton <jwe@octave.org> parents: 8021 diff changeset	1752 octave_function *fcn = octave_call_stack::current ();
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1753
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1754 if (fcn)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1755 fcn->lock ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1756 else
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1757 error ("mlock: invalid use outside a function");
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1758 }
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1759
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1760 void
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1761 munlock (const std::string& nm)
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1762 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1763 octave_value val = symbol_table::find_function (nm);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1764
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1765 if (val.is_defined ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1766 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1767 octave_function *fcn = val.function_value ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1768
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1769 if (fcn)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1770 fcn->unlock ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1771 }
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1772 }
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1773
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1774 bool
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1775 mislocked (const std::string& nm)
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1776 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1777 bool retval = false;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1778
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1779 octave_value val = symbol_table::find_function (nm);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1780
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1781 if (val.is_defined ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1782 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1783 octave_function *fcn = val.function_value ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1784
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1785 if (fcn)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1786 retval = fcn->islocked ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1787 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1788
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1789 return retval;
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1790 }
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1791
8746 5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8677 diff changeset	1792 DEFUN (mlock, args, ,
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1793 "-- texinfo --\n\
7875 bff8dbc1be11 mlock: doc fix John W. Eaton <jwe@octave.org> parents: 7779 diff changeset	1794 @deftypefn {Built-in Function} {} mlock ()\n\
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1795 Lock the current function into memory so that it can't be cleared.\n\
5642 2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5534 diff changeset	1796 @seealso{munlock, mislocked, persistent}\n\
2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5534 diff changeset	1797 @end deftypefn")
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1798 {
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1799 octave_value_list retval;
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1800
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1801 if (args.length () == 0)
8083 16ab78b816bc variables.cc (mlock): lock current function John W. Eaton <jwe@octave.org> parents: 8021 diff changeset	1802 {
16ab78b816bc variables.cc (mlock): lock current function John W. Eaton <jwe@octave.org> parents: 8021 diff changeset	1803 octave_function *fcn = octave_call_stack::caller ();
16ab78b816bc variables.cc (mlock): lock current function John W. Eaton <jwe@octave.org> parents: 8021 diff changeset	1804
16ab78b816bc variables.cc (mlock): lock current function John W. Eaton <jwe@octave.org> parents: 8021 diff changeset	1805 if (fcn)
16ab78b816bc variables.cc (mlock): lock current function John W. Eaton <jwe@octave.org> parents: 8021 diff changeset	1806 fcn->lock ();
16ab78b816bc variables.cc (mlock): lock current function John W. Eaton <jwe@octave.org> parents: 8021 diff changeset	1807 else
16ab78b816bc variables.cc (mlock): lock current function John W. Eaton <jwe@octave.org> parents: 8021 diff changeset	1808 error ("mlock: invalid use outside a function");
16ab78b816bc variables.cc (mlock): lock current function John W. Eaton <jwe@octave.org> parents: 8021 diff changeset	1809 }
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1810 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5814 diff changeset	1811 print_usage ();
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1812
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1813 return retval;
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1814 }
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1815
8746 5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8677 diff changeset	1816 DEFUN (munlock, args, ,
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1817 "-- texinfo --\n\
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1818 @deftypefn {Built-in Function} {} munlock (@var{fcn})\n\
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1819 Unlock the named function. If no function is named\n\
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1820 then unlock the current function.\n\
5642 2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5534 diff changeset	1821 @seealso{mlock, mislocked, persistent}\n\
2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5534 diff changeset	1822 @end deftypefn")
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1823 {
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1824 octave_value_list retval;
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1825
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1826 if (args.length() == 1)
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1827 {
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1828 std::string name = args(0).string_value ();
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1829
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1830 if (! error_state)
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1831 munlock (name);
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1832 else
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1833 error ("munlock: expecting argument to be a function name");
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1834 }
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1835 else if (args.length () == 0)
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1836 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1837 octave_function *fcn = octave_call_stack::caller ();
5743 a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5685 diff changeset	1838
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5685 diff changeset	1839 if (fcn)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1840 fcn->unlock ();
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1841 else
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1842 error ("munlock: invalid use outside a function");
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1843 }
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1844 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5814 diff changeset	1845 print_usage ();
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1846
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1847 return retval;
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1848 }
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1849
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1850
8746 5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8677 diff changeset	1851 DEFUN (mislocked, args, ,
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1852 "-- texinfo --\n\
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1853 @deftypefn {Built-in Function} {} mislocked (@var{fcn})\n\
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1854 Return true if the named function is locked. If no function is named\n\
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1855 then return true if the current function is locked.\n\
5642 2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5534 diff changeset	1856 @seealso{mlock, munlock, persistent}\n\
2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5534 diff changeset	1857 @end deftypefn")
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1858 {
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1859 octave_value retval;
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1860
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1861 if (args.length() == 1)
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1862 {
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1863 std::string name = args(0).string_value ();
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1864
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1865 if (! error_state)
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1866 retval = mislocked (name);
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1867 else
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1868 error ("mislocked: expecting argument to be a function name");
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1869 }
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1870 else if (args.length () == 0)
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1871 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1872 octave_function *fcn = octave_call_stack::caller ();
5743 a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5685 diff changeset	1873
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5685 diff changeset	1874 if (fcn)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1875 retval = fcn->islocked ();
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1876 else
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1877 error ("mislocked: invalid use outside a function");
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1878 }
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1879 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5814 diff changeset	1880 print_usage ();
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1881
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1882 return retval;
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1883 }
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1884
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	1885 // Deleting names from the symbol tables.
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	1886
3681 df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	1887 static inline bool
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1888 name_matches_any_pattern (const std::string& nm, const string_vector& argv,
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1889 int argc, int idx, bool have_regexp = false)
3681 df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	1890 {
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	1891 bool retval = false;
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	1892
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	1893 for (int k = idx; k < argc; k++)
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	1894 {
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	1895 std::string patstr = argv[k];
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	1896 if (! patstr.empty ())
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	1897 {
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1898 if (have_regexp)
3681 df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	1899 {
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1900 regex_match pattern (patstr);
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1901
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1902 if (pattern.match (nm))
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1903 {
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1904 retval = true;
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1905 break;
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1906 }
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1907 }
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1908 else
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1909 {
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1910 glob_match pattern (patstr);
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1911
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1912 if (pattern.match (nm))
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1913 {
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1914 retval = true;
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1915 break;
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1916 }
3681 df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	1917 }
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	1918 }
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	1919 }
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	1920
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	1921 return retval;
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	1922 }
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	1923
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1924 static inline void
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1925 maybe_warn_exclusive (bool exclusive)
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1926 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1927 if (exclusive)
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1928 warning ("clear: ignoring --exclusive option");
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1929 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1930
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1931 static void
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1932 do_clear_functions (const string_vector& argv, int argc, int idx,
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1933 bool exclusive = false)
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1934 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1935 if (idx == argc)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1936 symbol_table::clear_functions ();
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1937 else
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1938 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1939 if (exclusive)
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1940 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1941 string_vector fcns = symbol_table::user_function_names ();
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1942
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1943 int fcount = fcns.length ();
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1944
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1945 for (int i = 0; i < fcount; i++)
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1946 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1947 std::string nm = fcns[i];
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1948
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1949 if (! name_matches_any_pattern (nm, argv, argc, idx))
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1950 symbol_table::clear_function (nm);
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1951 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1952 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1953 else
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1954 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1955 while (idx < argc)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1956 symbol_table::clear_function_pattern (argv[idx++]);
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1957 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1958 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1959 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1960
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1961 static void
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1962 do_clear_globals (const string_vector& argv, int argc, int idx,
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1963 bool exclusive = false)
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1964 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1965 if (idx == argc)
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7626 diff changeset	1966 {
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7626 diff changeset	1967 string_vector gvars = symbol_table::global_variable_names ();
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7626 diff changeset	1968
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7626 diff changeset	1969 int gcount = gvars.length ();
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7626 diff changeset	1970
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7626 diff changeset	1971 for (int i = 0; i < gcount; i++)
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7626 diff changeset	1972 symbol_table::clear_global (gvars[i]);
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7626 diff changeset	1973 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1974 else
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1975 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1976 if (exclusive)
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1977 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7626 diff changeset	1978 string_vector gvars = symbol_table::global_variable_names ();
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1979
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1980 int gcount = gvars.length ();
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1981
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1982 for (int i = 0; i < gcount; i++)
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1983 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1984 std::string nm = gvars[i];
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1985
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1986 if (! name_matches_any_pattern (nm, argv, argc, idx))
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1987 symbol_table::clear_global (nm);
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1988 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1989 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1990 else
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1991 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1992 while (idx < argc)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1993 symbol_table::clear_global_pattern (argv[idx++]);
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1994 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1995 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1996 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1997
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1998 static void
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1999 do_clear_variables (const string_vector& argv, int argc, int idx,
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	2000 bool exclusive = false, bool have_regexp = false)
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2001 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2002 if (idx == argc)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2003 symbol_table::clear_variables ();
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2004 else
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2005 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2006 if (exclusive)
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2007 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2008 string_vector lvars = symbol_table::variable_names ();
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2009
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2010 int lcount = lvars.length ();
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2011
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2012 for (int i = 0; i < lcount; i++)
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2013 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2014 std::string nm = lvars[i];
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2015
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	2016 if (! name_matches_any_pattern (nm, argv, argc, idx, have_regexp))
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2017 symbol_table::clear_variable (nm);
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2018 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2019 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2020 else
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2021 {
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	2022 if (have_regexp)
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	2023 while (idx < argc)
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	2024 symbol_table::clear_variable_regexp (argv[idx++]);
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	2025 else
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	2026 while (idx < argc)
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	2027 symbol_table::clear_variable_pattern (argv[idx++]);
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2028 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2029 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2030 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2031
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2032 static void
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2033 do_clear_symbols (const string_vector& argv, int argc, int idx,
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2034 bool exclusive = false)
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2035 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2036 if (idx == argc)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2037 symbol_table::clear_variables ();
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2038 else
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2039 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2040 if (exclusive)
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2041 {
5775 ace8d8d26933 [project @ 2006-04-24 19:13:06 by jwe] jwe parents: 5760 diff changeset	2042 // FIXME -- is this really what we want, or do we
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2043 // somehow want to only clear the functions that are not
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2044 // shadowed by local variables? It seems that would be a
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2045 // bit harder to do.
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2046
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2047 do_clear_variables (argv, argc, idx, exclusive);
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2048 do_clear_functions (argv, argc, idx, exclusive);
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2049 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2050 else
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2051 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2052 while (idx < argc)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2053 symbol_table::clear_symbol_pattern (argv[idx++]);
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2054 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2055 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2056 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2057
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2058 static void
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2059 do_matlab_compatible_clear (const string_vector& argv, int argc, int idx)
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2060 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2061 // This is supposed to be mostly Matlab compatible.
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2062
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2063 for (; idx < argc; idx++)
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2064 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2065 if (argv[idx] == "all"
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2066 && ! symbol_table::is_local_variable ("all"))
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2067 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2068 symbol_table::clear_all ();
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2069 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2070 else if (argv[idx] == "functions"
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2071 && ! symbol_table::is_local_variable ("functions"))
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2072 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2073 do_clear_functions (argv, argc, ++idx);
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2074 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2075 else if (argv[idx] == "global"
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2076 && ! symbol_table::is_local_variable ("global"))
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2077 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2078 do_clear_globals (argv, argc, ++idx);
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2079 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2080 else if (argv[idx] == "variables"
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2081 && ! symbol_table::is_local_variable ("variables"))
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2082 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2083 symbol_table::clear_variables ();
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2084 }
9240 f27a8c07f0b2 clear -classes and support. Robert T. Short <octave@phaselockedsystems.com> parents: 9180 diff changeset	2085 else if (argv[idx] == "classes"
f27a8c07f0b2 clear -classes and support. Robert T. Short <octave@phaselockedsystems.com> parents: 9180 diff changeset	2086 && ! symbol_table::is_local_variable ("classes"))
f27a8c07f0b2 clear -classes and support. Robert T. Short <octave@phaselockedsystems.com> parents: 9180 diff changeset	2087 {
f27a8c07f0b2 clear -classes and support. Robert T. Short <octave@phaselockedsystems.com> parents: 9180 diff changeset	2088 symbol_table::clear_objects ();
f27a8c07f0b2 clear -classes and support. Robert T. Short <octave@phaselockedsystems.com> parents: 9180 diff changeset	2089 octave_class::clear_exemplar_map ();
f27a8c07f0b2 clear -classes and support. Robert T. Short <octave@phaselockedsystems.com> parents: 9180 diff changeset	2090 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2091 else
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2092 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2093 symbol_table::clear_symbol_pattern (argv[idx]);
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2094 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2095 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2096 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2097
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2098 #define CLEAR_OPTION_ERROR(cond) \
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2099 do \
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2100 { \
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2101 if (cond) \
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2102 { \
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5814 diff changeset	2103 print_usage (); \
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2104 return retval; \
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2105 } \
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2106 } \
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2107 while (0)
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2108
8746 5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8677 diff changeset	2109 DEFUN (clear, args, ,
3361 4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2110 "-- texinfo --\n\
7347 0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2111 @deffn {Command} clear [options] pattern @dots{}\n\
3361 4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2112 Delete the names matching the given patterns from the symbol table. The\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2113 pattern may contain the following special characters:\n\
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	2114 \n\
3361 4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2115 @table @code\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2116 @item ?\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2117 Match any single character.\n\
668 d63a1354f319 [project @ 1994-09-07 14:39:43 by jwe] jwe parents: 666 diff changeset	2118 \n\
3361 4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2119 @item *\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2120 Match zero or more characters.\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2121 \n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2122 @item [ @var{list} ]\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2123 Match the list of characters specified by @var{list}. If the first\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2124 character is @code{!} or @code{^}, match all characters except those\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2125 specified by @var{list}. For example, the pattern @samp{[a-zA-Z]} will\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2126 match all lower and upper case alphabetic characters.\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2127 @end table\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2128 \n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2129 For example, the command\n\
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	2130 \n\
3361 4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2131 @example\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2132 clear foo b*r\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2133 @end example\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2134 \n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2135 @noindent\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2136 clears the name @code{foo} and all names that begin with the letter\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2137 @code{b} and end with the letter @code{r}.\n\
668 d63a1354f319 [project @ 1994-09-07 14:39:43 by jwe] jwe parents: 666 diff changeset	2138 \n\
3361 4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2139 If @code{clear} is called without any arguments, all user-defined\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2140 variables (local and global) are cleared from the symbol table. If\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2141 @code{clear} is called with at least one argument, only the visible\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2142 names matching the arguments are cleared. For example, suppose you have\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2143 defined a function @code{foo}, and then hidden it by performing the\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2144 assignment @code{foo = 2}. Executing the command @kbd{clear foo} once\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2145 will clear the variable definition and restore the definition of\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2146 @code{foo} as a function. Executing @kbd{clear foo} a second time will\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2147 clear the function definition.\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2148 \n\
7347 0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2149 The following options are available in both long and short form\n\
0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2150 @table @code\n\
0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2151 @item -all, -a\n\
0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2152 Clears all local and global user-defined variables and all functions\n\
0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2153 from the symbol table.\n\
0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2154 \n\
0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2155 @item -exclusive, -x\n\
0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2156 Clears the variables that don't match the following pattern.\n\
0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2157 \n\
0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2158 @item -functions, -f\n\
0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2159 Clears the function names and the built-in symbols names.\n\
0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2160 @item -global, -g\n\
0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2161 Clears the global symbol names.\n\
0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2162 @item -variables, -v\n\
0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2163 Clears the local variable names.\n\
9240 f27a8c07f0b2 clear -classes and support. Robert T. Short <octave@phaselockedsystems.com> parents: 9180 diff changeset	2164 @item -classes, -c\n\
f27a8c07f0b2 clear -classes and support. Robert T. Short <octave@phaselockedsystems.com> parents: 9180 diff changeset	2165 Clears the class structure table and clears all objects.\n\
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	2166 @item -regexp, -r\n\
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	2167 The arguments are treated as regular expressions as any variables that\n\
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	2168 match will be cleared.\n\
7347 0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2169 @end table\n\
8325 b93ac0586e4b spelling corrections Brian Gough<bjg@network-theory.co.uk> parents: 8131 diff changeset	2170 With the exception of @code{exclusive}, all long options can be used \n\
7347 0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2171 without the dash as well.\n\
3361 4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2172 @end deffn")
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	2173 {
2086 bfb775fb6fe8 [project @ 1996-04-25 05:55:19 by jwe] jwe parents: 2076 diff changeset	2174 octave_value_list retval;
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	2175
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	2176 int argc = args.length () + 1;
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	2177
1968 a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1957 diff changeset	2178 string_vector argv = args.make_argv ("clear");
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	2179
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2180 if (! error_state)
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	2181 {
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2182 if (argc == 1)
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	2183 {
9314 3a447ea9e77b fix behavior of clear Jaroslav Hajek <highegg@gmail.com> parents: 9304 diff changeset	2184 do_clear_globals (argv, argc, 1);
3a447ea9e77b fix behavior of clear Jaroslav Hajek <highegg@gmail.com> parents: 9304 diff changeset	2185 do_clear_variables (argv, argc, 1);
3681 df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2186 }
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2187 else
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2188 {
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2189 int idx = 0;
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2190
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2191 bool clear_all = false;
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2192 bool clear_functions = false;
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2193 bool clear_globals = false;
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2194 bool clear_variables = false;
9240 f27a8c07f0b2 clear -classes and support. Robert T. Short <octave@phaselockedsystems.com> parents: 9180 diff changeset	2195 bool clear_objects = false;
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2196 bool exclusive = false;
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	2197 bool have_regexp = false;
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2198 bool have_dash_option = false;
3681 df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2199
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2200 while (++idx < argc)
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2201 {
4010 0a30852e0249 [project @ 2002-07-31 16:20:35 by jwe] jwe parents: 4009 diff changeset	2202 if (argv[idx] == "-all" \|\| argv[idx] == "-a")
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	2203 {
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2204 CLEAR_OPTION_ERROR (have_dash_option && ! exclusive);
3681 df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2205
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2206 have_dash_option = true;
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2207 clear_all = true;
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2208 }
4010 0a30852e0249 [project @ 2002-07-31 16:20:35 by jwe] jwe parents: 4009 diff changeset	2209 else if (argv[idx] == "-exclusive" \|\| argv[idx] == "-x")
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2210 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2211 have_dash_option = true;
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2212 exclusive = true;
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2213 }
4010 0a30852e0249 [project @ 2002-07-31 16:20:35 by jwe] jwe parents: 4009 diff changeset	2214 else if (argv[idx] == "-functions" \|\| argv[idx] == "-f")
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2215 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2216 CLEAR_OPTION_ERROR (have_dash_option && ! exclusive);
3681 df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2217
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2218 have_dash_option = true;
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2219 clear_functions = true;
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2220 }
4010 0a30852e0249 [project @ 2002-07-31 16:20:35 by jwe] jwe parents: 4009 diff changeset	2221 else if (argv[idx] == "-global" \|\| argv[idx] == "-g")
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2222 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2223 CLEAR_OPTION_ERROR (have_dash_option && ! exclusive);
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2224
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2225 have_dash_option = true;
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2226 clear_globals = true;
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2227 }
4010 0a30852e0249 [project @ 2002-07-31 16:20:35 by jwe] jwe parents: 4009 diff changeset	2228 else if (argv[idx] == "-variables" \|\| argv[idx] == "-v")
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2229 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2230 CLEAR_OPTION_ERROR (have_dash_option && ! exclusive);
3681 df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2231
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2232 have_dash_option = true;
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2233 clear_variables = true;
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2234 }
9240 f27a8c07f0b2 clear -classes and support. Robert T. Short <octave@phaselockedsystems.com> parents: 9180 diff changeset	2235 else if (argv[idx] == "-classes" \|\| argv[idx] == "-c")
f27a8c07f0b2 clear -classes and support. Robert T. Short <octave@phaselockedsystems.com> parents: 9180 diff changeset	2236 {
f27a8c07f0b2 clear -classes and support. Robert T. Short <octave@phaselockedsystems.com> parents: 9180 diff changeset	2237 CLEAR_OPTION_ERROR (have_dash_option && ! exclusive);
f27a8c07f0b2 clear -classes and support. Robert T. Short <octave@phaselockedsystems.com> parents: 9180 diff changeset	2238
f27a8c07f0b2 clear -classes and support. Robert T. Short <octave@phaselockedsystems.com> parents: 9180 diff changeset	2239 have_dash_option = true;
f27a8c07f0b2 clear -classes and support. Robert T. Short <octave@phaselockedsystems.com> parents: 9180 diff changeset	2240 clear_objects = true;
f27a8c07f0b2 clear -classes and support. Robert T. Short <octave@phaselockedsystems.com> parents: 9180 diff changeset	2241 }
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	2242 else if (argv[idx] == "-regexp" \|\| argv[idx] == "-r")
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	2243 {
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	2244 CLEAR_OPTION_ERROR (have_dash_option && ! exclusive);
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	2245
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	2246 have_dash_option = true;
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	2247 have_regexp = true;
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	2248 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2249 else
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2250 break;
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2251 }
3681 df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2252
4224 0179e6309248 [project @ 2002-12-18 00:34:29 by jwe] jwe parents: 4208 diff changeset	2253 if (idx <= argc)
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2254 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2255 if (! have_dash_option)
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2256 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2257 do_matlab_compatible_clear (argv, argc, idx);
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2258 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2259 else
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2260 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2261 if (clear_all)
3681 df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2262 {
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2263 maybe_warn_exclusive (exclusive);
3681 df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2264
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2265 if (++idx < argc)
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2266 warning
4010 0a30852e0249 [project @ 2002-07-31 16:20:35 by jwe] jwe parents: 4009 diff changeset	2267 ("clear: ignoring extra arguments after -all");
3681 df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2268
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2269 symbol_table::clear_all ();
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2270 }
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	2271 else if (have_regexp)
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	2272 {
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	2273 do_clear_variables (argv, argc, idx, exclusive, true);
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	2274 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2275 else if (clear_functions)
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2276 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2277 do_clear_functions (argv, argc, idx, exclusive);
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2278 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2279 else if (clear_globals)
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	2280 {
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2281 do_clear_globals (argv, argc, idx, exclusive);
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2282 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2283 else if (clear_variables)
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2284 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2285 do_clear_variables (argv, argc, idx, exclusive);
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2286 }
9240 f27a8c07f0b2 clear -classes and support. Robert T. Short <octave@phaselockedsystems.com> parents: 9180 diff changeset	2287 else if (clear_objects)
f27a8c07f0b2 clear -classes and support. Robert T. Short <octave@phaselockedsystems.com> parents: 9180 diff changeset	2288 {
f27a8c07f0b2 clear -classes and support. Robert T. Short <octave@phaselockedsystems.com> parents: 9180 diff changeset	2289 symbol_table::clear_objects ();
f27a8c07f0b2 clear -classes and support. Robert T. Short <octave@phaselockedsystems.com> parents: 9180 diff changeset	2290 octave_class::clear_exemplar_map ();
f27a8c07f0b2 clear -classes and support. Robert T. Short <octave@phaselockedsystems.com> parents: 9180 diff changeset	2291 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2292 else
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2293 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2294 do_clear_symbols (argv, argc, idx, exclusive);
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	2295 }
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	2296 }
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	2297 }
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	2298 }
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	2299 }
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	2300
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	2301 return retval;
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	2302 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	2303
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2304 DEFUN (whos_line_format, args, nargout,
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2305 "-- texinfo --\n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2306 @deftypefn {Built-in Function} {@var{val} =} whos_line_format ()\n\
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2307 @deftypefnx {Built-in Function} {@var{old_val} =} whos_line_format (@var{new_val})\n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2308 Query or set the format string used by the command @code{whos}.\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2309 \n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2310 A full format string is:\n\
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2311 \n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2312 @c Set example in small font to prevent overfull line\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2313 @smallexample\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2314 %[modifier]<command>[:width[:left-min[:balance]]];\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2315 @end smallexample\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2316 \n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2317 The following command sequences are available:\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2318 \n\
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2319 @table @code\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2320 @item %a\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2321 Prints attributes of variables (g=global, p=persistent,\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2322 f=formal parameter, a=automatic variable).\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2323 @item %b\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2324 Prints number of bytes occupied by variables.\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2325 @item %c\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2326 Prints class names of variables.\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2327 @item %e\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2328 Prints elements held by variables.\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2329 @item %n\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2330 Prints variable names.\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2331 @item %s\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2332 Prints dimensions of variables.\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2333 @item %t\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2334 Prints type names of variables.\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2335 @end table\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2336 \n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2337 Every command may also have an alignment modifier:\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2338 \n\
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2339 @table @code\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2340 @item l\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2341 Left alignment.\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2342 @item r\n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2343 Right alignment (default).\n\
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2344 @item c\n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2345 Column-aligned (only applicable to command %s).\n\
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2346 @end table\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2347 \n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2348 The @code{width} parameter is a positive integer specifying the minimum\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2349 number of columns used for printing. No maximum is needed as the field will\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2350 auto-expand as required.\n\
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2351 \n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2352 The parameters @code{left-min} and @code{balance} are only available when the\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2353 column-aligned modifier is used with the command @samp{%s}.\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2354 @code{balance} specifies the column number within the field width which will\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2355 be aligned between entries. Numbering starts from 0 which indicates the\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2356 leftmost column. @code{left-min} specifies the minimum field width to the\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2357 left of the specified balance column.\n\
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2358 \n\
8516 e2a179415bac doc fixes John W. Eaton <jwe@octave.org> parents: 8503 diff changeset	2359 The default format is\n\
e2a179415bac doc fixes John W. Eaton <jwe@octave.org> parents: 8503 diff changeset	2360 @code{\" %a:4; %ln:6; %cs:16:6:1; %rb:12; %lc:-1;\\n\"}.\n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2361 @seealso{whos}\n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	2362 @end deftypefn")
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	2363 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2364 return SET_INTERNAL_VARIABLE (whos_line_format);
3016 f512c16826d1 [project @ 1997-06-03 03:16:13 by jwe] jwe parents: 3013 diff changeset	2365 }
f512c16826d1 [project @ 1997-06-03 03:16:13 by jwe] jwe parents: 3013 diff changeset	2366
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	2367 /*
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	2368 ;;; Local Variables: ***
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	2369 ;;; mode: C++ ***
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	2370 ;;; End: ***
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	2371 */

Mercurial > octave-nkf

annotate src/variables.cc @ 9750:7bf4f3d64955