octave-lyh: src/variables.cc annotate

annotate src/variables.cc @ 10975:2d14817353a6

allow exist to work correctly for special files; recognize directories when searching for files

author	John W. Eaton <jwe@octave.org>
date	Tue, 14 Sep 2010 13:51:23 -0400
parents	a4f482e66b65
children	4ab04ea74b08

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
10521 4d1fc073fbb7 add some missing copyright stmts Jaroslav Hajek <highegg@gmail.com> parents: 10467 diff changeset	5 Copyright (C) 2009, 2010 VZLU Prague
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	6
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	7 This file is part of Octave.
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	8
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	9 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	10 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	11 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	12 option) any later version.
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	13
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	14 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	15 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	16 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	17 for more details.
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	18
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	19 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	20 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	21 <http://www.gnu.org/licenses/>.
1 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 */
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	24
240 a99f28f5e351 [project @ 1993-11-30 20:24:36 by jwe] jwe parents: 217 diff changeset	25 #ifdef HAVE_CONFIG_H
1192 b6360f2d4fa6 [project @ 1995-03-30 21:38:35 by jwe] jwe parents: 1162 diff changeset	26 #include <config.h>
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	27 #endif
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	28
1468 cdb87ef617e8 [project @ 1995-09-22 08:09:53 by jwe] jwe parents: 1465 diff changeset	29 #include <cstdio>
1343 94bedeb289e5 [project @ 1995-09-04 00:29:21 by jwe] jwe parents: 1315 diff changeset	30 #include <cstring>
605 4f65175911a6 [project @ 1994-08-13 20:10:39 by jwe] jwe parents: 598 diff changeset	31
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	32 #include <iomanip>
4207 fa3482b34599 [project @ 2002-12-03 18:22:05 by jwe] jwe parents: 4179 diff changeset	33 #include <set>
1728 42b4f904f1af [project @ 1996-01-09 11:36:01 by jwe] jwe parents: 1719 diff changeset	34 #include <string>
42b4f904f1af [project @ 1996-01-09 11:36:01 by jwe] jwe parents: 1719 diff changeset	35
2926 66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe] jwe parents: 2921 diff changeset	36 #include "file-stat.h"
66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe] jwe parents: 2921 diff changeset	37 #include "oct-env.h"
4604 cba347c642e2 [project @ 2003-11-13 04:38:05 by jwe] jwe parents: 4587 diff changeset	38 #include "file-ops.h"
2926 66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe] jwe parents: 2921 diff changeset	39 #include "glob-match.h"
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	40 #include "regex-match.h"
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	41 #include "str-vec.h"
3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	42
2492 06595bc7f2d0 [project @ 1996-11-09 00:13:50 by jwe] jwe parents: 2487 diff changeset	43 #include <defaults.h>
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	44 #include "Cell.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	45 #include "defun.h"
19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	46 #include "dirfns.h"
19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	47 #include "error.h"
2205 bd389b53befa [project @ 1996-05-15 06:15:45 by jwe] jwe parents: 2181 diff changeset	48 #include "gripes.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	49 #include "help.h"
3165 e4bbfc196e53 [project @ 1998-04-16 03:01:47 by jwe] jwe parents: 3162 diff changeset	50 #include "input.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	51 #include "lex.h"
5832 5e41e06f6a78 [project @ 2006-05-26 21:41:32 by jwe] jwe parents: 5823 diff changeset	52 #include "load-path.h"
2926 66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe] jwe parents: 2921 diff changeset	53 #include "oct-map.h"
66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe] jwe parents: 2921 diff changeset	54 #include "oct-obj.h"
66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe] jwe parents: 2921 diff changeset	55 #include "ov.h"
9240 f27a8c07f0b2 clear -classes and support. Robert T. Short <octave@phaselockedsystems.com> parents: 9180 diff changeset	56 #include "ov-class.h"
3933 f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3681 diff changeset	57 #include "ov-usr-fcn.h"
605 4f65175911a6 [project @ 1994-08-13 20:10:39 by jwe] jwe parents: 598 diff changeset	58 #include "pager.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	59 #include "parse.h"
2926 66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe] jwe parents: 2921 diff changeset	60 #include "symtab.h"
2205 bd389b53befa [project @ 1996-05-15 06:15:45 by jwe] jwe parents: 2181 diff changeset	61 #include "toplev.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	62 #include "unwind-prot.h"
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	63 #include "utils.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	64 #include "variables.h"
2205 bd389b53befa [project @ 1996-05-15 06:15:45 by jwe] jwe parents: 2181 diff changeset	65
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	66 // Defines layout for the whos/who -long command
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	67 static std::string Vwhos_line_format
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	68 = " %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	69
6068 c9f0839c583f [project @ 2006-10-20 16:54:30 by jwe] jwe parents: 5930 diff changeset	70 void
6072 4036e6fca790 [project @ 2006-10-24 01:00:12 by jwe] jwe parents: 6068 diff changeset	71 clear_mex_functions (void)
6068 c9f0839c583f [project @ 2006-10-20 16:54:30 by jwe] jwe parents: 5930 diff changeset	72 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	73 symbol_table::clear_mex_functions ();
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
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	76 void
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	77 clear_function (const std::string& nm)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	78 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	79 symbol_table::clear_function (nm);
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
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	82 void
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	83 clear_variable (const std::string& nm)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	84 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	85 symbol_table::clear_variable (nm);
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
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	88 void
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	89 clear_symbol (const std::string& nm)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	90 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	91 symbol_table::clear_symbol (nm);
6068 c9f0839c583f [project @ 2006-10-20 16:54:30 by jwe] jwe parents: 5930 diff changeset	92 }
c9f0839c583f [project @ 2006-10-20 16:54:30 by jwe] jwe parents: 5930 diff changeset	93
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	94 // Attributes of variables and functions.
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	95
2086 bfb775fb6fe8 [project @ 1996-04-25 05:55:19 by jwe] jwe parents: 2076 diff changeset	96 // Is this octave_value a valid function?
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	97
2975 b9c107cbe388 [project @ 1997-05-15 20:01:00 by jwe] jwe parents: 2963 diff changeset	98 octave_function *
4345 4e23bfdd6172 [project @ 2003-02-20 20:45:49 by jwe] jwe parents: 4342 diff changeset	99 is_valid_function (const std::string& fcn_name,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	100 const std::string& warn_for, bool warn)
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	101 {
2975 b9c107cbe388 [project @ 1997-05-15 20:01:00 by jwe] jwe parents: 2963 diff changeset	102 octave_function *ans = 0;
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	103
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	104 if (! fcn_name.empty ())
3618 8cea69ad95ae [project @ 2000-03-22 20:51:45 by jwe] jwe parents: 3565 diff changeset	105 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	106 octave_value val = symbol_table::find_function (fcn_name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	107
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	108 if (val.is_defined ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	109 ans = val.function_value (true);
3618 8cea69ad95ae [project @ 2000-03-22 20:51:45 by jwe] jwe parents: 3565 diff changeset	110 }
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	111
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	112 if (! ans && warn)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	113 error ("%s: the symbol `%s' is not valid as a function",
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	114 warn_for.c_str (), fcn_name.c_str ());
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	115
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	116 return ans;
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	117 }
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	118
2975 b9c107cbe388 [project @ 1997-05-15 20:01:00 by jwe] jwe parents: 2963 diff changeset	119 octave_function *
4345 4e23bfdd6172 [project @ 2003-02-20 20:45:49 by jwe] jwe parents: 4342 diff changeset	120 is_valid_function (const octave_value& arg,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	121 const std::string& warn_for, bool warn)
3178 09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	122 {
09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	123 octave_function *ans = 0;
09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	124
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3476 diff changeset	125 std::string fcn_name;
3178 09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	126
09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	127 if (arg.is_string ())
4700 ca3a1d687bba [project @ 2004-01-21 03:28:31 by jwe] jwe parents: 4604 diff changeset	128 {
ca3a1d687bba [project @ 2004-01-21 03:28:31 by jwe] jwe parents: 4604 diff changeset	129 fcn_name = arg.string_value ();
3178 09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	130
4700 ca3a1d687bba [project @ 2004-01-21 03:28:31 by jwe] jwe parents: 4604 diff changeset	131 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	132 ans = is_valid_function (fcn_name, warn_for, warn);
4700 ca3a1d687bba [project @ 2004-01-21 03:28:31 by jwe] jwe parents: 4604 diff changeset	133 else if (warn)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	134 error ("%s: expecting function name as argument", warn_for.c_str ());
4700 ca3a1d687bba [project @ 2004-01-21 03:28:31 by jwe] jwe parents: 4604 diff changeset	135 }
3178 09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	136 else if (warn)
09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	137 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	138
09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	139 return ans;
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
09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	142 octave_function *
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3476 diff changeset	143 extract_function (const octave_value& arg, const std::string& warn_for,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	144 const std::string& fname, const std::string& header,
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	145 const std::string& trailer)
2796 74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	146 {
2975 b9c107cbe388 [project @ 1997-05-15 20:01:00 by jwe] jwe parents: 2963 diff changeset	147 octave_function *retval = 0;
2796 74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	148
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	149 retval = is_valid_function (arg, warn_for, 0);
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	150
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	151 if (! retval)
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	152 {
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3476 diff changeset	153 std::string s = arg.string_value ();
2796 74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	154
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3476 diff changeset	155 std::string cmd = header;
2796 74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	156 cmd.append (s);
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	157 cmd.append (trailer);
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	158
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	159 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	160 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	161 int parse_status;
2796 74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	162
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	163 eval_string (cmd, true, parse_status, 0);
2796 74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	164
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	165 if (parse_status == 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	166 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	167 retval = is_valid_function (fname, warn_for, 0);
2796 74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	168
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	169 if (! retval)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	170 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	171 error ("%s: `%s' is not valid as a function",
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	172 warn_for.c_str (), fname.c_str ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	173 return retval;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	174 }
9727 04386b72d3df fix extract_function & add obsoleteness warning Jaroslav Hajek <highegg@gmail.com> parents: 9724 diff changeset	175
04386b72d3df fix extract_function & add obsoleteness warning Jaroslav Hajek <highegg@gmail.com> parents: 9724 diff changeset	176 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	177 " Please use anonymous functions.", warn_for.c_str ());
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	178 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	179 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	180 error ("%s: `%s' is not valid as a function",
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	181 warn_for.c_str (), fname.c_str ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	182 }
2796 74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	183 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	184 error ("%s: expecting first argument to be a string",
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	185 warn_for.c_str ());
2796 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
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	188 return retval;
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	189 }
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	190
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	191 string_vector
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3476 diff changeset	192 get_struct_elts (const std::string& text)
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	193 {
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	194 int n = 1;
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	195
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	196 size_t pos = 0;
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	197
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	198 size_t len = text.length ();
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	199
8021 85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	200 while ((pos = text.find ('.', pos)) != std::string::npos)
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	201 {
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	202 if (++pos == len)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	203 break;
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	204
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	205 n++;
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
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	208 string_vector retval (n);
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	209
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	210 pos = 0;
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	211
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	212 for (int i = 0; i < n; i++)
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	213 {
4587 7b957b442818 [project @ 2003-11-10 15:50:39 by jwe] jwe parents: 4526 diff changeset	214 len = text.find ('.', pos);
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	215
8021 85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	216 if (len != std::string::npos)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	217 len -= pos;
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	218
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	219 retval[i] = text.substr (pos, len);
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	220
8021 85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	221 if (len != std::string::npos)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	222 pos += len + 1;
2921 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
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	225 return retval;
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	226 }
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	227
4179 8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	228 static inline bool
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	229 is_variable (const std::string& name)
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	230 {
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	231 bool retval = false;
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	232
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	233 if (! name.empty ())
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	234 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	235 octave_value val = symbol_table::varval (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	236
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	237 retval = val.is_defined ();
4179 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
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	240 return retval;
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	241 }
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	242
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	243 string_vector
3933 f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3681 diff changeset	244 generate_struct_completions (const std::string& text,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	245 std::string& prefix, std::string& hint)
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	246 {
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	247 string_vector names;
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	248
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	249 size_t pos = text.rfind ('.');
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	250
8021 85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	251 if (pos != std::string::npos)
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	252 {
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	253 if (pos == text.length ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	254 hint = "";
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	255 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	256 hint = text.substr (pos+1);
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	257
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	258 prefix = text.substr (0, pos);
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	259
4179 8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	260 std::string base_name = prefix;
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	261
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	262 pos = base_name.find_first_of ("{(.");
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	263
8021 85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	264 if (pos != std::string::npos)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	265 base_name = base_name.substr (0, pos);
4143 62afb31c1f85 [project @ 2002-11-01 17:27:38 by jwe] jwe parents: 4108 diff changeset	266
4179 8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	267 if (is_variable (base_name))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	268 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	269 int parse_status;
4179 8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	270
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	271 unwind_protect frame;
3935 1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3933 diff changeset	272
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	273 frame.protect_var (error_state);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	274 frame.protect_var (warning_state);
4452 f3c21a1d1c62 [project @ 2003-07-09 23:20:18 by jwe] jwe parents: 4438 diff changeset	275
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	276 frame.protect_var (discard_error_messages);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	277 frame.protect_var (discard_warning_messages);
3935 1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3933 diff changeset	278
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	279 discard_error_messages = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	280 discard_warning_messages = true;
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	281
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	282 octave_value tmp = eval_string (prefix, true, parse_status);
4179 8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	283
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	284 frame.run ();
3935 1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3933 diff changeset	285
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	286 if (tmp.is_defined () && tmp.is_map ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	287 names = tmp.map_keys ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	288 }
4179 8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	289 }
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	290
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	291 return names;
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	292 }
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	293
5775 ace8d8d26933 [project @ 2006-04-24 19:13:06 by jwe] jwe parents: 5760 diff changeset	294 // 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	295 // "correctly".
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	296
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	297 bool
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3476 diff changeset	298 looks_like_struct (const std::string& text)
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	299 {
4604 cba347c642e2 [project @ 2003-11-13 04:38:05 by jwe] jwe parents: 4587 diff changeset	300 bool retval = (! text.empty ()
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	301 && text != "."
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	302 && text.find_first_of (file_ops::dir_sep_chars ()) == std::string::npos
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	303 && text.find ("..") == std::string::npos
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	304 && text.rfind ('.') != std::string::npos);
3968 cef0ea4d1b3a [project @ 2002-07-01 19:16:01 by jwe] jwe parents: 3935 diff changeset	305
4179 8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	306 #if 0
3968 cef0ea4d1b3a [project @ 2002-07-01 19:16:01 by jwe] jwe parents: 3935 diff changeset	307 symbol_record *sr = curr_sym_tab->lookup (text);
2963 c0c280cda856 [project @ 1997-05-12 03:25:07 by jwe] jwe parents: 2956 diff changeset	308
3968 cef0ea4d1b3a [project @ 2002-07-01 19:16:01 by jwe] jwe parents: 3935 diff changeset	309 if (sr && ! sr->is_function ())
cef0ea4d1b3a [project @ 2002-07-01 19:16:01 by jwe] jwe parents: 3935 diff changeset	310 {
cef0ea4d1b3a [project @ 2002-07-01 19:16:01 by jwe] jwe parents: 3935 diff changeset	311 int parse_status;
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	312
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9750 diff changeset	313 unwind_protect frame;
4143 62afb31c1f85 [project @ 2002-11-01 17:27:38 by jwe] jwe parents: 4108 diff changeset	314
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9750 diff changeset	315 frame.protect_var (discard_error_messages);
2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9750 diff changeset	316 frame.protect_var (error_state);
4143 62afb31c1f85 [project @ 2002-11-01 17:27:38 by jwe] jwe parents: 4108 diff changeset	317
62afb31c1f85 [project @ 2002-11-01 17:27:38 by jwe] jwe parents: 4108 diff changeset	318 discard_error_messages = true;
62afb31c1f85 [project @ 2002-11-01 17:27:38 by jwe] jwe parents: 4108 diff changeset	319
3968 cef0ea4d1b3a [project @ 2002-07-01 19:16:01 by jwe] jwe parents: 3935 diff changeset	320 octave_value tmp = eval_string (text, true, parse_status);
cef0ea4d1b3a [project @ 2002-07-01 19:16:01 by jwe] jwe parents: 3935 diff changeset	321
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9750 diff changeset	322 frame.run ();
4143 62afb31c1f85 [project @ 2002-11-01 17:27:38 by jwe] jwe parents: 4108 diff changeset	323
3968 cef0ea4d1b3a [project @ 2002-07-01 19:16:01 by jwe] jwe parents: 3935 diff changeset	324 retval = (tmp.is_defined () && tmp.is_map ());
cef0ea4d1b3a [project @ 2002-07-01 19:16:01 by jwe] jwe parents: 3935 diff changeset	325 }
4179 8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	326 #endif
3968 cef0ea4d1b3a [project @ 2002-07-01 19:16:01 by jwe] jwe parents: 3935 diff changeset	327
cef0ea4d1b3a [project @ 2002-07-01 19:16:01 by jwe] jwe parents: 3935 diff changeset	328 return retval;
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	329 }
2796 74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	330
5930 a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	331 static octave_value
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	332 do_isglobal (const octave_value_list& args)
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	333 {
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 4224 diff changeset	334 octave_value retval = false;
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	335
712 36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 704 diff changeset	336 int nargin = args.length ();
36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 704 diff changeset	337
36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 704 diff changeset	338 if (nargin != 1)
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	339 {
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5814 diff changeset	340 print_usage ();
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	341 return retval;
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	342 }
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	343
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3476 diff changeset	344 std::string name = args(0).string_value ();
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	345
636 fae2bd91c027 [project @ 1994-08-23 18:39:50 by jwe] jwe parents: 628 diff changeset	346 if (error_state)
fae2bd91c027 [project @ 1994-08-23 18:39:50 by jwe] jwe parents: 628 diff changeset	347 {
4028 ef75c970c8f5 [project @ 2002-08-09 07:19:02 by jwe] jwe parents: 4016 diff changeset	348 error ("isglobal: expecting std::string argument");
636 fae2bd91c027 [project @ 1994-08-23 18:39:50 by jwe] jwe parents: 628 diff changeset	349 return retval;
fae2bd91c027 [project @ 1994-08-23 18:39:50 by jwe] jwe parents: 628 diff changeset	350 }
fae2bd91c027 [project @ 1994-08-23 18:39:50 by jwe] jwe parents: 628 diff changeset	351
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	352 return symbol_table::is_global (name);
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	353 }
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	354
5930 a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	355 DEFUN (isglobal, args, ,
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	356 "-- texinfo --\n\
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	357 @deftypefn {Built-in Function} {} isglobal (@var{name})\n\
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	358 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	359 example,\n\
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	360 \n\
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	361 @example\n\
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	362 @group\n\
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	363 global x\n\
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	364 isglobal (\"x\")\n\
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	365 @result{} 1\n\
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	366 @end group\n\
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	367 @end example\n\
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	368 @end deftypefn")
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	369 {
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	370 return do_isglobal (args);
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
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	373 DEFUN (is_global, args, ,
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	374 "-- texinfo --\n\
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	375 @deftypefn {Built-in Function} {} isglobal (@var{name})\n\
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	376 This function has been deprecated. Use isglobal instead.\n\
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	377 @end deftypefn")
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	378 {
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	379 return do_isglobal (args);
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	380 }
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	381
9454 c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	382 static octave_value
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	383 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	384 {
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	385 octave_value retval;
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	386
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9750 diff changeset	387 unwind_protect frame;
9454 c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	388
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9750 diff changeset	389 frame.protect_var (buffer_error_messages);
2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9750 diff changeset	390 frame.protect_var (Vdebug_on_error);
2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9750 diff changeset	391 frame.protect_var (Vdebug_on_warning);
9454 c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	392
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	393 buffer_error_messages++;
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	394 Vdebug_on_error = false;
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	395 Vdebug_on_warning = false;
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	396
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	397 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	398
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	399 error_state = 0;
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	400
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	401 return retval;
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	402 }
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	403
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	404 int
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	405 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	406 {
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	407 int retval = 0;
636 fae2bd91c027 [project @ 1994-08-23 18:39:50 by jwe] jwe parents: 628 diff changeset	408
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3476 diff changeset	409 std::string struct_elts;
b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3476 diff changeset	410 std::string symbol_name = name;
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	411
3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	412 size_t pos = name.find ('.');
3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	413
8021 85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	414 if (pos != std::string::npos && pos > 0)
1277 db4f4009d6e8 [project @ 1995-04-24 20:35:06 by jwe] jwe parents: 1271 diff changeset	415 {
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	416 struct_elts = name.substr (pos+1);
2790 ecc1a12678de [project @ 1997-03-05 02:47:54 by jwe] jwe parents: 2517 diff changeset	417 symbol_name = name.substr (0, pos);
1277 db4f4009d6e8 [project @ 1995-04-24 20:35:06 by jwe] jwe parents: 1271 diff changeset	418 }
db4f4009d6e8 [project @ 1995-04-24 20:35:06 by jwe] jwe parents: 1271 diff changeset	419
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	420 // 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	421 // 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	422 // symbol table.
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	423
9454 c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	424 octave_value val = safe_symbol_lookup (symbol_name);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	425
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	426 if (val.is_defined ())
1277 db4f4009d6e8 [project @ 1995-04-24 20:35:06 by jwe] jwe parents: 1271 diff changeset	427 {
4357 d700cfed902a [project @ 2003-02-22 18:48:18 by jwe] jwe parents: 4345 diff changeset	428 bool not_a_struct = struct_elts.empty ();
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	429 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	430
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	431 if (! retval
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	432 && var_ok
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	433 && (type == "any" \|\| type == "var")
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	434 && (val.is_constant () \|\| val.is_object ()
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	435 \|\| val.is_inline_function () \|\| val.is_function_handle ()))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	436 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	437 retval = 1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	438 }
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	439
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	440 if (! retval
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	441 && (type == "any" \|\| type == "builtin"))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	442 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	443 if (not_a_struct && val.is_builtin_function ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	444 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	445 retval = 5;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	446 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	447 }
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	448
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	449 if (! retval
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	450 && not_a_struct
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	451 && (type == "any" \|\| type == "file")
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	452 && (val.is_user_function () \|\| val.is_dld_function ()))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	453 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	454 octave_function *f = val.function_value (true);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	455 std::string s = f ? f->fcn_file_name () : std::string ();
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	456
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	457 retval = s.empty () ? 103 : (val.is_user_function () ? 2 : 3);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	458 }
1421 3b77015d7f42 [project @ 1995-09-16 01:39:45 by jwe] jwe parents: 1419 diff changeset	459 }
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	460
5140 550b12564a74 [project @ 2005-02-10 15:12:37 by jwe] jwe parents: 5138 diff changeset	461 if (! (type == "var" \|\| type == "builtin"))
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	462 {
5140 550b12564a74 [project @ 2005-02-10 15:12:37 by jwe] jwe parents: 5138 diff changeset	463 if (! retval)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	464 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	465 std::string file_name = lookup_autoload (name);
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5437 diff changeset	466
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	467 if (file_name.empty ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	468 file_name = load_path::find_fcn (name);
5140 550b12564a74 [project @ 2005-02-10 15:12:37 by jwe] jwe parents: 5138 diff changeset	469
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	470 size_t len = file_name.length ();
5140 550b12564a74 [project @ 2005-02-10 15:12:37 by jwe] jwe parents: 5138 diff changeset	471
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	472 if (len > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	473 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	474 if (type == "any" \|\| type == "file")
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	475 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	476 if (len > 4 && (file_name.substr (len-4) == ".oct"
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	477 \|\| file_name.substr (len-4) == ".mex"))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	478 retval = 3;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	479 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	480 retval = 2;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	481 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	482 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	483 }
5140 550b12564a74 [project @ 2005-02-10 15:12:37 by jwe] jwe parents: 5138 diff changeset	484
550b12564a74 [project @ 2005-02-10 15:12:37 by jwe] jwe parents: 5138 diff changeset	485 if (! retval)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	486 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	487 std::string file_name = file_in_path (name, "");
5140 550b12564a74 [project @ 2005-02-10 15:12:37 by jwe] jwe parents: 5138 diff changeset	488
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	489 if (file_name.empty ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	490 file_name = name;
5140 550b12564a74 [project @ 2005-02-10 15:12:37 by jwe] jwe parents: 5138 diff changeset	491
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	492 file_stat fs (file_name);
5140 550b12564a74 [project @ 2005-02-10 15:12:37 by jwe] jwe parents: 5138 diff changeset	493
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	494 if (fs)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	495 {
10975 2d14817353a6 allow exist to work correctly for special files; recognize directories when searching for files John W. Eaton <jwe@octave.org> parents: 10846 diff changeset	496 if (type == "any" \|\| type == "file")
2d14817353a6 allow exist to work correctly for special files; recognize directories when searching for files John W. Eaton <jwe@octave.org> parents: 10846 diff changeset	497 retval = fs.is_dir () ? 7 : 2;
2d14817353a6 allow exist to work correctly for special files; recognize directories when searching for files John W. Eaton <jwe@octave.org> parents: 10846 diff changeset	498 else if (type == "dir" && fs.is_dir ())
2d14817353a6 allow exist to work correctly for special files; recognize directories when searching for files John W. Eaton <jwe@octave.org> parents: 10846 diff changeset	499 retval = 7;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	500 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	501 }
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	502 }
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	503
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	504 return retval;
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	505 }
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	506
4962 0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	507 #define GET_IDX(LEN) \
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	508 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	509
4954 ed0f3cb6d3d4 [project @ 2004-09-01 21:24:53 by jwe] jwe parents: 4930 diff changeset	510 std::string
ed0f3cb6d3d4 [project @ 2004-09-01 21:24:53 by jwe] jwe parents: 4930 diff changeset	511 unique_symbol_name (const std::string& basename)
ed0f3cb6d3d4 [project @ 2004-09-01 21:24:53 by jwe] jwe parents: 4930 diff changeset	512 {
4962 0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	513 static const std::string alpha
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	514 = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	515
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	516 static size_t len = alpha.length ();
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	517
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	518 std::string nm = basename + alpha[GET_IDX (len)];
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	519
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	520 size_t pos = nm.length ();
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	521
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	522 if (nm.substr (0, 2) == "__")
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	523 nm.append ("__");
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 while (symbol_exist (nm, "any"))
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	526 nm.insert (pos++, 1, alpha[GET_IDX (len)]);
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	527
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	528 return nm;
4954 ed0f3cb6d3d4 [project @ 2004-09-01 21:24:53 by jwe] jwe parents: 4930 diff changeset	529 }
ed0f3cb6d3d4 [project @ 2004-09-01 21:24:53 by jwe] jwe parents: 4930 diff changeset	530
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	531 DEFUN (exist, args, ,
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	532 "-- texinfo --\n\
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	533 @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	534 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	535 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	536 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	537 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	538 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	539 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	540 the command line).\n\
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	541 \n\
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	542 Otherwise, return 0.\n\
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	543 \n\
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	544 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	545 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	546 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	547 @code{file_in_path} and @code{stat} instead.\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 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	550 symbols of the specified type. Valid types are\n\
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	551 \n\
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	552 @table @samp\n\
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	553 @item \"var\"\n\
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	554 Check only for variables.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	555 \n\
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	556 @item \"builtin\"\n\
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	557 Check only for built-in functions.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	558 \n\
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	559 @item \"file\"\n\
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	560 Check only for files.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	561 \n\
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	562 @item \"dir\"\n\
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	563 Check only for directories.\n\
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	564 @end table\n\
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	565 @end deftypefn")
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	566 {
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 4224 diff changeset	567 octave_value retval = false;
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	568
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	569 int nargin = args.length ();
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	570
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	571 if (nargin == 1 \|\| nargin == 2)
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 std::string name = args(0).string_value ();
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 (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	576 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	577 std::string type
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	578 = (nargin == 2) ? args(1).string_value () : std::string ("any");
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	579
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	580 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	581 retval = symbol_exist (name, type);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	582 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	583 error ("exist: expecting second argument to be a string");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	584 }
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	585 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	586 error ("exist: expecting first argument to be a string");
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	587 }
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	588 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5814 diff changeset	589 print_usage ();
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	590
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	591 return retval;
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	592 }
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	593
10975 2d14817353a6 allow exist to work correctly for special files; recognize directories when searching for files John W. Eaton <jwe@octave.org> parents: 10846 diff changeset	594 /*
2d14817353a6 allow exist to work correctly for special files; recognize directories when searching for files John W. Eaton <jwe@octave.org> parents: 10846 diff changeset	595 %!test
2d14817353a6 allow exist to work correctly for special files; recognize directories when searching for files John W. Eaton <jwe@octave.org> parents: 10846 diff changeset	596 %! if (isunix ())
2d14817353a6 allow exist to work correctly for special files; recognize directories when searching for files John W. Eaton <jwe@octave.org> parents: 10846 diff changeset	597 %! assert (exist ("/tmp") == 7);
2d14817353a6 allow exist to work correctly for special files; recognize directories when searching for files John W. Eaton <jwe@octave.org> parents: 10846 diff changeset	598 %! assert (exist ("/tmp", "file") == 7);
2d14817353a6 allow exist to work correctly for special files; recognize directories when searching for files John W. Eaton <jwe@octave.org> parents: 10846 diff changeset	599 %! assert (exist ("/tmp", "dir") == 7);
2d14817353a6 allow exist to work correctly for special files; recognize directories when searching for files John W. Eaton <jwe@octave.org> parents: 10846 diff changeset	600 %! assert (exist ("/bin/sh") == 2);
2d14817353a6 allow exist to work correctly for special files; recognize directories when searching for files John W. Eaton <jwe@octave.org> parents: 10846 diff changeset	601 %! assert (exist ("/bin/sh", "file") == 2);
2d14817353a6 allow exist to work correctly for special files; recognize directories when searching for files John W. Eaton <jwe@octave.org> parents: 10846 diff changeset	602 %! assert (exist ("/bin/sh", "dir") == 0);
2d14817353a6 allow exist to work correctly for special files; recognize directories when searching for files John W. Eaton <jwe@octave.org> parents: 10846 diff changeset	603 %! assert (exist ("/dev/null") == 2);
2d14817353a6 allow exist to work correctly for special files; recognize directories when searching for files John W. Eaton <jwe@octave.org> parents: 10846 diff changeset	604 %! assert (exist ("/dev/null", "file") == 2);
2d14817353a6 allow exist to work correctly for special files; recognize directories when searching for files John W. Eaton <jwe@octave.org> parents: 10846 diff changeset	605 %! assert (exist ("/dev/null", "dir") == 0);
2d14817353a6 allow exist to work correctly for special files; recognize directories when searching for files John W. Eaton <jwe@octave.org> parents: 10846 diff changeset	606 %! endif
2d14817353a6 allow exist to work correctly for special files; recognize directories when searching for files John W. Eaton <jwe@octave.org> parents: 10846 diff changeset	607 */
2d14817353a6 allow exist to work correctly for special files; recognize directories when searching for files John W. Eaton <jwe@octave.org> parents: 10846 diff changeset	608
2849 5338beb20eb9 [project @ 1997-03-28 21:33:27 by jwe] jwe parents: 2847 diff changeset	609 octave_value
4988 352d228d409b [project @ 2004-09-11 13:05:38 by jwe] jwe parents: 4962 diff changeset	610 lookup_function_handle (const std::string& nm)
352d228d409b [project @ 2004-09-11 13:05:38 by jwe] jwe parents: 4962 diff changeset	611 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	612 octave_value val = symbol_table::varval (nm);
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.is_function_handle () ? val : octave_value ();
4988 352d228d409b [project @ 2004-09-11 13:05:38 by jwe] jwe parents: 4962 diff changeset	615 }
352d228d409b [project @ 2004-09-11 13:05:38 by jwe] jwe parents: 4962 diff changeset	616
352d228d409b [project @ 2004-09-11 13:05:38 by jwe] jwe parents: 4962 diff changeset	617 octave_value
5027 da607e9daf12 [project @ 2004-09-23 01:37:57 by jwe] jwe parents: 5004 diff changeset	618 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	619 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7626 diff changeset	620 octave_value val = symbol_table::global_varval (nm);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	621
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	622 if (val.is_undefined () && ! silent)
10071 e42b1bbd1052 variables.cc (get_top_level_value, set_top_level_value): new functions John W. Eaton <jwe@octave.org> parents: 10066 diff changeset	623 error ("get_global_value: undefined symbol `%s'", nm.c_str ());
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	624
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	625 return val;
2849 5338beb20eb9 [project @ 1997-03-28 21:33:27 by jwe] jwe parents: 2847 diff changeset	626 }
5338beb20eb9 [project @ 1997-03-28 21:33:27 by jwe] jwe parents: 2847 diff changeset	627
5338beb20eb9 [project @ 1997-03-28 21:33:27 by jwe] jwe parents: 2847 diff changeset	628 void
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3476 diff changeset	629 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	630 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7626 diff changeset	631 symbol_table::global_varref (nm) = val;
2849 5338beb20eb9 [project @ 1997-03-28 21:33:27 by jwe] jwe parents: 2847 diff changeset	632 }
5338beb20eb9 [project @ 1997-03-28 21:33:27 by jwe] jwe parents: 2847 diff changeset	633
10071 e42b1bbd1052 variables.cc (get_top_level_value, set_top_level_value): new functions John W. Eaton <jwe@octave.org> parents: 10066 diff changeset	634 octave_value
e42b1bbd1052 variables.cc (get_top_level_value, set_top_level_value): new functions John W. Eaton <jwe@octave.org> parents: 10066 diff changeset	635 get_top_level_value (const std::string& nm, bool silent)
e42b1bbd1052 variables.cc (get_top_level_value, set_top_level_value): new functions John W. Eaton <jwe@octave.org> parents: 10066 diff changeset	636 {
e42b1bbd1052 variables.cc (get_top_level_value, set_top_level_value): new functions John W. Eaton <jwe@octave.org> parents: 10066 diff changeset	637 octave_value val = symbol_table::top_level_varval (nm);
e42b1bbd1052 variables.cc (get_top_level_value, set_top_level_value): new functions John W. Eaton <jwe@octave.org> parents: 10066 diff changeset	638
e42b1bbd1052 variables.cc (get_top_level_value, set_top_level_value): new functions John W. Eaton <jwe@octave.org> parents: 10066 diff changeset	639 if (val.is_undefined () && ! silent)
e42b1bbd1052 variables.cc (get_top_level_value, set_top_level_value): new functions John W. Eaton <jwe@octave.org> parents: 10066 diff changeset	640 error ("get_top_level_value: undefined symbol `%s'", nm.c_str ());
e42b1bbd1052 variables.cc (get_top_level_value, set_top_level_value): new functions John W. Eaton <jwe@octave.org> parents: 10066 diff changeset	641
e42b1bbd1052 variables.cc (get_top_level_value, set_top_level_value): new functions John W. Eaton <jwe@octave.org> parents: 10066 diff changeset	642 return val;
e42b1bbd1052 variables.cc (get_top_level_value, set_top_level_value): new functions John W. Eaton <jwe@octave.org> parents: 10066 diff changeset	643 }
e42b1bbd1052 variables.cc (get_top_level_value, set_top_level_value): new functions John W. Eaton <jwe@octave.org> parents: 10066 diff changeset	644
e42b1bbd1052 variables.cc (get_top_level_value, set_top_level_value): new functions John W. Eaton <jwe@octave.org> parents: 10066 diff changeset	645 void
e42b1bbd1052 variables.cc (get_top_level_value, set_top_level_value): new functions John W. Eaton <jwe@octave.org> parents: 10066 diff changeset	646 set_top_level_value (const std::string& nm, const octave_value& val)
e42b1bbd1052 variables.cc (get_top_level_value, set_top_level_value): new functions John W. Eaton <jwe@octave.org> parents: 10066 diff changeset	647 {
e42b1bbd1052 variables.cc (get_top_level_value, set_top_level_value): new functions John W. Eaton <jwe@octave.org> parents: 10066 diff changeset	648 symbol_table::top_level_varref (nm) = val;
e42b1bbd1052 variables.cc (get_top_level_value, set_top_level_value): new functions John W. Eaton <jwe@octave.org> parents: 10066 diff changeset	649 }
e42b1bbd1052 variables.cc (get_top_level_value, set_top_level_value): new functions John W. Eaton <jwe@octave.org> parents: 10066 diff changeset	650
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	651 // Variable values.
195 13c6086c325c [project @ 1993-11-06 10:12:29 by jwe] jwe parents: 191 diff changeset	652
10637 9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	653 static bool
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	654 wants_local_change (const octave_value_list& args, int& nargin)
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	655 {
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	656 bool retval = false;
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	657
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	658 if (nargin == 2)
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	659 {
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	660 if (args(1).is_string () && args(1).string_value () == "local")
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	661 {
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	662 nargin = 1;
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	663 retval = true;
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	664 }
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	665 else
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	666 {
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	667 error_with_cfn ("expecting second argument to be \"local\"");
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	668 nargin = 0;
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	669 }
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	670 }
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	671
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	672 return retval;
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	673 }
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	674
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	675 template <class T>
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	676 bool try_local_protect (T& var)
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	677 {
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	678 octave_user_code *curr_usr_code = octave_call_stack::caller_user_code ();
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	679 octave_user_function *curr_usr_fcn = 0;
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	680 if (curr_usr_code && curr_usr_code->is_user_function ())
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	681 curr_usr_fcn = dynamic_cast<octave_user_function *> (curr_usr_code);
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	682
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	683 if (curr_usr_fcn && curr_usr_fcn->local_protect (var))
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	684 return true;
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	685 else
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	686 return false;
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	687 }
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	688
5791 70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	689 octave_value
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	690 set_internal_variable (bool& var, const octave_value_list& args,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	691 int nargout, const char *nm)
5791 70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	692 {
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	693 octave_value retval;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	694
5800 e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	695 int nargin = args.length ();
e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	696
e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	697 if (nargout > 0 \|\| nargin == 0)
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	698 retval = var;
5791 70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	699
10637 9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	700 if (wants_local_change (args, nargin))
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	701 {
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	702 if (! try_local_protect (var))
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	703 warning ("\"local\" has no effect outside a function");
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	704 }
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	705
5791 70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	706 if (nargin == 1)
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	707 {
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	708 bool bval = args(0).bool_value ();
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	709
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	710 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	711 var = bval;
5791 70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	712 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	713 error ("%s: expecting arg to be a logical value", nm);
5791 70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	714 }
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	715 else if (nargin > 1)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5814 diff changeset	716 print_usage ();
5791 70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	717
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	718 return retval;
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	719 }
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	720
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	721 octave_value
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	722 set_internal_variable (char& var, const octave_value_list& args,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	723 int nargout, const char *nm)
5791 70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	724 {
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	725 octave_value retval;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	726
5800 e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	727 int nargin = args.length ();
e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	728
e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	729 if (nargout > 0 \|\| nargin == 0)
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	730 retval = var;
5791 70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	731
10637 9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	732 if (wants_local_change (args, nargin))
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	733 {
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	734 if (! try_local_protect (var))
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	735 warning ("\"local\" has no effect outside a function");
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	736 }
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	737
5791 70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	738 if (nargin == 1)
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	739 {
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	740 std::string sval = args(0).string_value ();
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	741
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	742 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	743 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	744 switch (sval.length ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	745 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	746 case 1:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	747 var = sval[0];
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	748 break;
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	749
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	750 case 0:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	751 var = '\0';
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	752 break;
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	753
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	754 default:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	755 error ("%s: argument must be a single character", nm);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	756 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	757 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	758 }
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	759 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	760 error ("%s: argument must be a single character", nm);
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	761 }
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	762 else if (nargin > 1)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5814 diff changeset	763 print_usage ();
5794 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 return retval;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	766 }
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	767
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	768 octave_value
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	769 set_internal_variable (int& var, const octave_value_list& args,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	770 int nargout, const char *nm,
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	771 int minval, int maxval)
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	772 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	773 octave_value retval;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	774
5800 e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	775 int nargin = args.length ();
e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	776
e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	777 if (nargout > 0 \|\| nargin == 0)
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	778 retval = var;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	779
10637 9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	780 if (wants_local_change (args, nargin))
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	781 {
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	782 if (! try_local_protect (var))
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	783 warning ("\"local\" has no effect outside a function");
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	784 }
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	785
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	786 if (nargin == 1)
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	787 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	788 int ival = args(0).int_value ();
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	789
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	790 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	791 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	792 if (ival < minval)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	793 error ("%s: expecting arg to be greater than %d", nm, minval);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	794 else if (ival > maxval)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	795 error ("%s: expecting arg to be less than or equal to %d",
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	796 nm, maxval);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	797 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	798 var = ival;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	799 }
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	800 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	801 error ("%s: expecting arg to be an integer value", nm);
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	802 }
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	803 else if (nargin > 1)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5814 diff changeset	804 print_usage ();
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	805
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	806 return retval;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	807 }
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	808
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	809 octave_value
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	810 set_internal_variable (double& var, const octave_value_list& args,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	811 int nargout, const char *nm,
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	812 double minval, double maxval)
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	813 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	814 octave_value retval;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	815
5800 e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	816 int nargin = args.length ();
e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	817
e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	818 if (nargout > 0 \|\| nargin == 0)
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	819 retval = var;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	820
10637 9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	821 if (wants_local_change (args, nargin))
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	822 {
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	823 if (! try_local_protect (var))
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	824 warning ("\"local\" has no effect outside a function");
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	825 }
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	826
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	827 if (nargin == 1)
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	828 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	829 double dval = args(0).scalar_value ();
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	830
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	831 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	832 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	833 if (dval < minval)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	834 error ("%s: expecting arg to be greater than %g", minval);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	835 else if (dval > maxval)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	836 error ("%s: expecting arg to be less than or equal to %g", maxval);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	837 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	838 var = dval;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	839 }
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	840 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	841 error ("%s: expecting arg to be a scalar value", nm);
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	842 }
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	843 else if (nargin > 1)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5814 diff changeset	844 print_usage ();
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	845
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	846 return retval;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	847 }
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	848
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	849 octave_value
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	850 set_internal_variable (std::string& var, const octave_value_list& args,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	851 int nargout, const char *nm, bool empty_ok)
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	852 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	853 octave_value retval;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	854
5800 e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	855 int nargin = args.length ();
e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	856
e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	857 if (nargout > 0 \|\| nargin == 0)
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	858 retval = var;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	859
10637 9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	860 if (wants_local_change (args, nargin))
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	861 {
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	862 if (! try_local_protect (var))
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	863 warning ("\"local\" has no effect outside a function");
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	864 }
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	865
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	866 if (nargin == 1)
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	867 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	868 std::string sval = args(0).string_value ();
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	869
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	870 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	871 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	872 if (empty_ok \|\| ! sval.empty ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	873 var = sval;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	874 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	875 error ("%s: value must not be empty", nm);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	876 }
5791 70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	877 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	878 error ("%s: expecting arg to be a character string", nm);
5791 70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	879 }
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	880 else if (nargin > 1)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5814 diff changeset	881 print_usage ();
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	882
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	883 return retval;
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	884 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	885
10638 e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	886 octave_value
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	887 set_internal_variable (int& var, const octave_value_list& args,
10640 5c594472f75e determine string enum length by trailing null rather than sizeof Jaroslav Hajek <highegg@gmail.com> parents: 10638 diff changeset	888 int nargout, const char nm, const char *choices)
10638 e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	889 {
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	890 octave_value retval;
10640 5c594472f75e determine string enum length by trailing null rather than sizeof Jaroslav Hajek <highegg@gmail.com> parents: 10638 diff changeset	891 int nchoices = 0;
5c594472f75e determine string enum length by trailing null rather than sizeof Jaroslav Hajek <highegg@gmail.com> parents: 10638 diff changeset	892 while (choices[nchoices] != 0)
5c594472f75e determine string enum length by trailing null rather than sizeof Jaroslav Hajek <highegg@gmail.com> parents: 10638 diff changeset	893 nchoices++;
10638 e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	894
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	895 int nargin = args.length ();
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	896 assert (var < nchoices);
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	897
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	898 if (nargout > 0 \|\| nargin == 0)
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	899 retval = choices[var];
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	900
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	901 if (wants_local_change (args, nargin))
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	902 {
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	903 if (! try_local_protect (var))
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	904 warning ("\"local\" has no effect outside a function");
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	905 }
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	906
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	907 if (nargin == 1)
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	908 {
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	909 std::string sval = args(0).string_value ();
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	910
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	911 if (! error_state)
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	912 {
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	913 int i = 0;
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	914 for (; i < nchoices; i++)
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	915 {
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	916 if (sval == choices[i])
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	917 {
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	918 var = i;
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	919 break;
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	920 }
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	921 }
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	922 if (i == nchoices)
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	923 error ("%s: value not allowed (\"%s\")", nm, sval.c_str ());
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	924 }
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	925 else
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	926 error ("%s: expecting arg to be a character string", nm);
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	927 }
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	928 else if (nargin > 1)
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	929 print_usage ();
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	930
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	931 return retval;
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	932 }
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	933
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	934 struct
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	935 whos_parameter
195 13c6086c325c [project @ 1993-11-06 10:12:29 by jwe] jwe parents: 191 diff changeset	936 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	937 char command;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	938 char modifier;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	939 int parameter_length;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	940 int first_parameter_length;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	941 int balance;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	942 std::string text;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	943 std::string line;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	944 };
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	945
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	946 static void
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	947 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	948 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	949 // 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	950 std::list<whos_parameter>::iterator i = params.begin ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	951 std::ostringstream param_buf;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	952
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	953 while (i != params.end ())
195 13c6086c325c [project @ 1993-11-06 10:12:29 by jwe] jwe parents: 191 diff changeset	954 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	955 whos_parameter param = *i;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	956
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	957 if (param.command != '\0')
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	958 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	959 // Do the actual printing
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	960 switch (param.modifier)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	961 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	962 case 'l':
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	963 os << std::setiosflags (std::ios::left) << std::setw (param.parameter_length);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	964 param_buf << std::setiosflags (std::ios::left) << std::setw (param.parameter_length);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	965 break;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	966
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	967 case 'r':
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	968 os << std::setiosflags (std::ios::right) << std::setw (param.parameter_length);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	969 param_buf << std::setiosflags (std::ios::right) << std::setw (param.parameter_length);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	970 break;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	971
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	972 case 'c':
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	973 if (param.command != 's')
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	974 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	975 os << std::setiosflags (std::ios::left)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	976 << std::setw (param.parameter_length);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	977 param_buf << std::setiosflags (std::ios::left)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	978 << std::setw (param.parameter_length);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	979 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	980 break;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	981
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	982 default:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	983 os << std::setiosflags (std::ios::left) << std::setw (param.parameter_length);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	984 param_buf << std::setiosflags (std::ios::left) << std::setw (param.parameter_length);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	985 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	986
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	987 if (param.command == 's' && param.modifier == 'c')
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	988 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	989 int a, b;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	990
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	991 if (param.modifier == 'c')
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	992 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	993 a = param.first_parameter_length - param.balance;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	994 a = (a < 0 ? 0 : a);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	995 b = param.parameter_length - a - param.text . length ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	996 b = (b < 0 ? 0 : b);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	997 os << std::setiosflags (std::ios::left) << std::setw (a)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	998 << "" << std::resetiosflags (std::ios::left) << param.text
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	999 << std::setiosflags (std::ios::left)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1000 << std::setw (b) << ""
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1001 << std::resetiosflags (std::ios::left);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1002 param_buf << std::setiosflags (std::ios::left) << std::setw (a)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1003 << "" << std::resetiosflags (std::ios::left) << param.line
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1004 << std::setiosflags (std::ios::left)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1005 << std::setw (b) << ""
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1006 << std::resetiosflags (std::ios::left);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1007 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1008 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1009 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1010 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1011 os << param.text;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1012 param_buf << param.line;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1013 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1014 os << std::resetiosflags (std::ios::left)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1015 << std::resetiosflags (std::ios::right);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1016 param_buf << std::resetiosflags (std::ios::left)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1017 << std::resetiosflags (std::ios::right);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1018 i++;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1019 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1020 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1021 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1022 os << param.text;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1023 param_buf << param.line;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1024 i++;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1025 }
195 13c6086c325c [project @ 1993-11-06 10:12:29 by jwe] jwe parents: 191 diff changeset	1026 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1027
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1028 os << param_buf.str ();
195 13c6086c325c [project @ 1993-11-06 10:12:29 by jwe] jwe parents: 191 diff changeset	1029 }
13c6086c325c [project @ 1993-11-06 10:12:29 by jwe] jwe parents: 191 diff changeset	1030
9704 bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	1031 // 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	1032 // 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	1033 // 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	1034 // 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	1035
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	1036 std::string
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	1037 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	1038 {
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	1039 octave_value tmp = val;
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	1040
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	1041 Matrix sz = tmp.size ();
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	1042
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	1043 dim_vector dv = dim_vector::alloc (sz.numel ());
9704 bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	1044
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	1045 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	1046 dv(i) = sz(i);
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	1047
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	1048 return dv.str ();
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	1049 }
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	1050
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1051 class
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1052 symbol_info_list
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	1053 {
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1054 private:
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1055 struct symbol_info
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1056 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1057 symbol_info (const symbol_table::symbol_record& sr,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1058 const std::string& expr_str = std::string (),
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1059 const octave_value& expr_val = octave_value ())
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1060 : name (expr_str.empty () ? sr.name () : expr_str),
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1061 is_automatic (sr.is_automatic ()),
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1062 is_formal (sr.is_formal ()),
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1063 is_global (sr.is_global ()),
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1064 is_persistent (sr.is_persistent ()),
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1065 varval (expr_val.is_undefined () ? sr.varval () : expr_val)
7586 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 void display_line (std::ostream& os,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1069 const std::list<whos_parameter>& params) const
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	1070 {
9704 bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	1071 std::string dims_str = get_dims_str (varval);
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1072
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1073 std::list<whos_parameter>::const_iterator i = params.begin ();
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 while (i != params.end ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1076 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1077 whos_parameter param = *i;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1078
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1079 if (param.command != '\0')
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1080 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1081 // Do the actual printing.
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1082
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1083 switch (param.modifier)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1084 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1085 case 'l':
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1086 os << std::setiosflags (std::ios::left)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1087 << std::setw (param.parameter_length);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1088 break;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1089
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1090 case 'r':
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1091 os << std::setiosflags (std::ios::right)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1092 << std::setw (param.parameter_length);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1093 break;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1094
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1095 case 'c':
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1096 if (param.command == 's')
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1097 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1098 int front = param.first_parameter_length
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1099 - dims_str.find ('x');
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1100 int back = param.parameter_length
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1101 - dims_str.length ()
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1102 - front;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1103 front = (front > 0) ? front : 0;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1104 back = (back > 0) ? back : 0;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1105
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1106 os << std::setiosflags (std::ios::left)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1107 << std::setw (front)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1108 << ""
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1109 << std::resetiosflags (std::ios::left)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1110 << dims_str
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1111 << std::setiosflags (std::ios::left)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1112 << std::setw (back)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1113 << ""
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1114 << std::resetiosflags (std::ios::left);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1115 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1116 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1117 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1118 os << std::setiosflags (std::ios::left)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1119 << std::setw (param.parameter_length);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1120 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1121 break;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1122
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1123 default:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1124 error ("whos_line_format: modifier `%c' unknown",
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1125 param.modifier);
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1126
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1127 os << std::setiosflags (std::ios::right)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1128 << std::setw (param.parameter_length);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1129 }
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1130
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1131 switch (param.command)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1132 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1133 case 'a':
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1134 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1135 char tmp[5];
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1136
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1137 tmp[0] = (is_automatic ? 'a' : ' ');
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1138 tmp[1] = (is_formal ? 'f' : ' ');
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1139 tmp[2] = (is_global ? 'g' : ' ');
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1140 tmp[3] = (is_persistent ? 'p' : ' ');
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1141 tmp[4] = 0;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1142
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1143 os << tmp;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1144 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1145 break;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1146
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1147 case 'b':
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1148 os << varval.byte_size ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1149 break;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1150
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1151 case 'c':
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1152 os << varval.class_name ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1153 break;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1154
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1155 case 'e':
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1156 os << varval.capacity ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1157 break;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1158
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1159 case 'n':
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1160 os << name;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1161 break;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1162
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1163 case 's':
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1164 if (param.modifier != 'c')
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1165 os << dims_str;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1166 break;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1167
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1168 case 't':
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1169 os << varval.type_name ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1170 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1171
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1172 default:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1173 error ("whos_line_format: command `%c' unknown",
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1174 param.command);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1175 }
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1176
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1177 os << std::resetiosflags (std::ios::left)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1178 << std::resetiosflags (std::ios::right);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1179 i++;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1180 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1181 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1182 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1183 os << param.text;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1184 i++;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1185 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1186 }
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	1187 }
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1188
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1189 std::string name;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1190 bool is_automatic;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1191 bool is_formal;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1192 bool is_global;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1193 bool is_persistent;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1194 octave_value varval;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1195 };
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1196
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1197 public:
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1198 symbol_info_list (void) : lst () { }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1199
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1200 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	1201
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1202 symbol_info_list& operator = (const symbol_info_list& sil)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1203 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1204 if (this != &sil)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1205 lst = sil.lst;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1206
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1207 return *this;
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
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1210 ~symbol_info_list (void) { }
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 void append (const symbol_table::symbol_record& sr)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1213 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1214 lst.push_back (symbol_info (sr));
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1215 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1216
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1217 void append (const symbol_table::symbol_record& sr,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1218 const std::string& expr_str,
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1219 const octave_value& expr_val)
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1220 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1221 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	1222 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1223
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1224 size_t size (void) const { return lst.size (); }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1225
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1226 bool empty (void) const { return lst.empty (); }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1227
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1228 Octave_map
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1229 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	1230 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1231 size_t len = lst.size ();
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1232
9732 b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops Jaroslav Hajek <highegg@gmail.com> parents: 9727 diff changeset	1233 Cell name_info (len, 1);
b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops Jaroslav Hajek <highegg@gmail.com> parents: 9727 diff changeset	1234 Cell size_info (len, 1);
b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops Jaroslav Hajek <highegg@gmail.com> parents: 9727 diff changeset	1235 Cell bytes_info (len, 1);
b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops Jaroslav Hajek <highegg@gmail.com> parents: 9727 diff changeset	1236 Cell class_info (len, 1);
b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops Jaroslav Hajek <highegg@gmail.com> parents: 9727 diff changeset	1237 Cell global_info (len, 1);
b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops Jaroslav Hajek <highegg@gmail.com> parents: 9727 diff changeset	1238 Cell sparse_info (len, 1);
b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops Jaroslav Hajek <highegg@gmail.com> parents: 9727 diff changeset	1239 Cell complex_info (len, 1);
b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops Jaroslav Hajek <highegg@gmail.com> parents: 9727 diff changeset	1240 Cell nesting_info (len, 1);
b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops Jaroslav Hajek <highegg@gmail.com> parents: 9727 diff changeset	1241 Cell persistent_info (len, 1);
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1242
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1243 std::list<symbol_info>::const_iterator p = lst.begin ();
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 for (size_t j = 0; j < len; j++)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1246 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1247 const symbol_info& si = *p++;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1248
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1249 Octave_map ni;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1250
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1251 ni.assign ("function", caller_function_name);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1252 ni.assign ("level", nesting_level);
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1253
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1254 name_info(j) = si.name;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1255 global_info(j) = si.is_global;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1256 persistent_info(j) = si.is_persistent;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1257
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1258 octave_value val = si.varval;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1259
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1260 size_info(j) = val.size ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1261 bytes_info(j) = val.byte_size ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1262 class_info(j) = val.class_name ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1263 sparse_info(j) = val.is_sparse_type ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1264 complex_info(j) = val.is_complex_type ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1265 nesting_info(j) = ni;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1266 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1267
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1268 Octave_map info;
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 info.assign ("name", name_info);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1271 info.assign ("size", size_info);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1272 info.assign ("bytes", bytes_info);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1273 info.assign ("class", class_info);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1274 info.assign ("global", global_info);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1275 info.assign ("sparse", sparse_info);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1276 info.assign ("complex", complex_info);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1277 info.assign ("nesting", nesting_info);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1278 info.assign ("persistent", persistent_info);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1279
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1280 return info;
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
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1283 void display (std::ostream& os)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1284 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1285 if (! lst.empty ())
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1286 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1287 size_t bytes = 0;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1288 size_t elements = 0;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1289
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1290 std::list<whos_parameter> params = parse_whos_line_format ();
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1291
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1292 print_descriptor (os, params);
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1293
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1294 octave_stdout << "\n";
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1295
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1296 for (std::list<symbol_info>::const_iterator p = lst.begin ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1297 p != lst.end (); p++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1298 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1299 p->display_line (os, params);
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1300
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1301 octave_value val = p->varval;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1302
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1303 elements += val.capacity ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1304 bytes += val.byte_size ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1305 }
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1306
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1307 os << "\nTotal is " << elements
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1308 << (elements == 1 ? " element" : " elements")
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1309 << " using " << bytes << (bytes == 1 ? " byte" : " bytes")
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1310 << "\n";
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1311 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1312 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1313
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1314 // 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	1315 // containing all information needed to print the given
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1316 // attributtes of the symbols.
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1317 std::list<whos_parameter> parse_whos_line_format (void)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1318 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1319 int idx;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1320 size_t format_len = Vwhos_line_format.length ();
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1321 char garbage;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1322 std::list<whos_parameter> params;
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 size_t bytes1;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1325 int elements1;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1326
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1327 std::string param_string = "abcenst";
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1328 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	1329 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	1330 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	1331
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1332 pos_a = param_string.find ('a'); // Attributes
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1333 pos_b = param_string.find ('b'); // Bytes
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1334 pos_c = param_string.find ('c'); // Class
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1335 pos_e = param_string.find ('e'); // Elements
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1336 pos_n = param_string.find ('n'); // Name
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1337 pos_s = param_string.find ('s'); // Size
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1338 pos_t = param_string.find ('t'); // Type
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1339
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1340 param_names(pos_a) = "Attr";
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1341 param_names(pos_b) = "Bytes";
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1342 param_names(pos_c) = "Class";
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1343 param_names(pos_e) = "Elements";
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1344 param_names(pos_n) = "Name";
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1345 param_names(pos_s) = "Size";
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1346 param_names(pos_t) = "Type";
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1347
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1348 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	1349 param_length(i) = param_names(i) . length ();
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 // Calculating necessary spacing for name column,
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1352 // bytes column, elements column and class column
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1353
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1354 for (std::list<symbol_info>::const_iterator p = lst.begin ();
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1355 p != lst.end (); p++)
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1356 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1357 std::stringstream ss1, ss2;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1358 std::string str;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1359
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1360 str = p->name;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1361 param_length(pos_n) = ((str.length ()
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1362 > static_cast<size_t> (param_length(pos_n)))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1363 ? str.length () : param_length(pos_n));
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1364
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1365 octave_value val = p->varval;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1366
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1367 str = val.type_name ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1368 param_length(pos_t) = ((str.length ()
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1369 > static_cast<size_t> (param_length(pos_t)))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1370 ? str.length () : param_length(pos_t));
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1371
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1372 elements1 = val.capacity ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1373 ss1 << elements1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1374 str = ss1.str ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1375 param_length(pos_e) = ((str.length ()
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1376 > static_cast<size_t> (param_length(pos_e)))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1377 ? str.length () : param_length(pos_e));
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1378
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1379 bytes1 = val.byte_size ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1380 ss2 << bytes1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1381 str = ss2.str ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1382 param_length(pos_b) = ((str.length ()
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1383 > static_cast<size_t> (param_length(pos_b)))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1384 ? str.length () : param_length (pos_b));
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1385 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1386
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1387 idx = 0;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1388 while (static_cast<size_t> (idx) < format_len)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1389 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1390 whos_parameter param;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1391 param.command = '\0';
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1392
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1393 if (Vwhos_line_format[idx] == '%')
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1394 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1395 bool error_encountered = false;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1396 param.modifier = 'r';
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1397 param.parameter_length = 0;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1398
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1399 int a = 0, b = -1, balance = 1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1400 unsigned int items;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1401 size_t pos;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1402 std::string cmd;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1403
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1404 // Parse one command from whos_line_format
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1405 cmd = Vwhos_line_format.substr (idx, Vwhos_line_format.length ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1406 pos = cmd.find (';');
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1407 if (pos != std::string::npos)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1408 cmd = cmd.substr (0, pos+1);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1409 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1410 error ("parameter without ; in whos_line_format");
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1411
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1412 idx += cmd.length ();
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1413
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1414 // FIXME -- use iostream functions instead of sscanf!
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1415
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1416 if (cmd.find_first_of ("crl") != 1)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1417 items = sscanf (cmd.c_str (), "%c%c:%d:%d:%d;",
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1418 &garbage, &param.command, &a, &b, &balance);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1419 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1420 items = sscanf (cmd.c_str (), "%c%c%c:%d:%d:%d;",
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1421 &garbage, &param.modifier, &param.command,
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1422 &a, &b, &balance) - 1;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1423
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1424 if (items < 2)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1425 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1426 error ("whos_line_format: parameter structure without command in whos_line_format");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1427 error_encountered = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1428 }
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1429
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1430 // Insert data into parameter
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1431 param.first_parameter_length = 0;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1432 pos = param_string.find (param.command);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1433 if (pos != std::string::npos)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1434 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1435 param.parameter_length = param_length(pos);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1436 param.text = param_names(pos);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1437 param.line.assign (param_names(pos).length (), '=');
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1438
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1439 param.parameter_length = (a > param.parameter_length
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1440 ? a : param.parameter_length);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1441 if (param.command == 's' && param.modifier == 'c' && b > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1442 param.first_parameter_length = b;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1443 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1444 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1445 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1446 error ("whos_line_format: '%c' is not a command",
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1447 param.command);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1448 error_encountered = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1449 }
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1450
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1451 if (param.command == 's')
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1452 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1453 // Have to calculate space needed for printing
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1454 // matrix dimensions Space needed for Size column is
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1455 // hard to determine in prior, because it depends on
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1456 // dimensions to be shown. That is why it is
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1457 // recalculated for each Size-command int first,
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1458 // rest = 0, total;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1459 int rest = 0;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1460 int first = param.first_parameter_length;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1461 int total = param.parameter_length;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1462
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1463 for (std::list<symbol_info>::const_iterator p = lst.begin ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1464 p != lst.end (); p++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1465 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1466 octave_value val = p->varval;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1467 std::string dims_str = get_dims_str (val);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1468 int first1 = dims_str.find ('x');
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1469 int total1 = dims_str.length ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1470 int rest1 = total1 - first1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1471 rest = (rest1 > rest ? rest1 : rest);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1472 first = (first1 > first ? first1 : first);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1473 total = (total1 > total ? total1 : total);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1474 }
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1475
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1476 if (param.modifier == 'c')
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1477 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1478 if (first < balance)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1479 first += balance - first;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1480 if (rest + balance < param.parameter_length)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1481 rest += param.parameter_length - rest - balance;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1482
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1483 param.parameter_length = first + rest;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1484 param.first_parameter_length = first;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1485 param.balance = balance;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1486 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1487 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1488 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1489 param.parameter_length = total;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1490 param.first_parameter_length = 0;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1491 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1492 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1493 else if (param.modifier == 'c')
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1494 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1495 error ("whos_line_format: modifier 'c' not available for command '%c'",
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1496 param.command);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1497 error_encountered = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1498 }
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1499
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1500 // What happens if whos_line_format contains negative numbers
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1501 // at param_length positions?
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1502 param.balance = (b < 0 ? 0 : param.balance);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1503 param.first_parameter_length = (b < 0 ? 0 :
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1504 param.first_parameter_length);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1505 param.parameter_length = (a < 0
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1506 ? 0
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1507 : (param.parameter_length
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1508 < param_length(pos_s)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1509 ? param_length(pos_s)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1510 : param.parameter_length));
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1511
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1512 // Parameter will not be pushed into parameter list if ...
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1513 if (! error_encountered)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1514 params.push_back (param);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1515 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1516 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1517 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1518 // Text string, to be printed as it is ...
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1519 std::string text;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1520 size_t pos;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1521 text = Vwhos_line_format.substr (idx, Vwhos_line_format.length ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1522 pos = text.find ('%');
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1523 if (pos != std::string::npos)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1524 text = text.substr (0, pos);
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1525
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1526 // Push parameter into list ...
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1527 idx += text.length ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1528 param.text=text;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1529 param.line.assign (text.length(), ' ');
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1530 params.push_back (param);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1531 }
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1532 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1533
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1534 return params;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1535 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1536
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1537 private:
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1538 std::list<symbol_info> lst;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1539
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1540 };
5659 960f4b9a26af [project @ 2006-03-10 15:35:20 by jwe] jwe parents: 5642 diff changeset	1541
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1542 static octave_value
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1543 do_who (int argc, const string_vector& argv, bool return_list,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1544 bool verbose = false, std::string msg = std::string ())
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1545 {
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1546 octave_value retval;
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1547
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3476 diff changeset	1548 std::string my_name = argv[0];
584 4057f845c1ee [project @ 1994-08-07 04:40:03 by jwe] jwe parents: 581 diff changeset	1549
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1550 bool global_only = false;
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1551 bool have_regexp = false;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1552
1857 99d5b59cb855 [project @ 1996-02-04 08:02:58 by jwe] jwe parents: 1827 diff changeset	1553 int i;
99d5b59cb855 [project @ 1996-02-04 08:02:58 by jwe] jwe parents: 1827 diff changeset	1554 for (i = 1; i < argc; i++)
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1555 {
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1556 if (argv[i] == "-file")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1557 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1558 // FIXME. This is an inefficient manner to implement this as the
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1559 // variables are loaded in to a temporary context and then treated.
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1560 // It would be better to refecat symbol_info_list to not store the
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1561 // symbol records and then use it in load-save.cc (do_load) to
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1562 // implement this option there so that the variables are never
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1563 // stored at all.
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1564 if (i == argc - 1)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1565 error ("whos: -file argument must be followed by a file name");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1566 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1567 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1568 std::string nm = argv [i + 1];
8131 10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1569
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1570 unwind_protect frame;
8131 10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1571
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1572 // Set up temporary scope.
8131 10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1573
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1574 symbol_table::scope_id tmp_scope = symbol_table::alloc_scope ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1575 frame.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	1576
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1577 symbol_table::set_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	1578
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1579 octave_call_stack::push (tmp_scope, 0);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1580 frame.add_fcn (octave_call_stack::pop);
8131 10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1581
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1582 frame.add_fcn (symbol_table::clear_variables);
8131 10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1583
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1584 feval ("load", octave_value (nm), 0);
8131 10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1585
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1586 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1587 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1588 std::string newmsg = std::string ("Variables in the file ") +
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1589 nm + ":\n\n";
8131 10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1590
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1591 retval = do_who (i, argv, return_list, verbose, newmsg);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1592 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1593 }
8131 10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1594
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1595 return retval;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1596 }
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1597 else if (argv[i] == "-regexp")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1598 have_regexp = true;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1599 else if (argv[i] == "global")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1600 global_only = true;
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	1601 else if (argv[i][0] == '-')
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1602 warning ("%s: unrecognized option `%s'", my_name.c_str (),
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1603 argv[i].c_str ());
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1604 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1605 break;
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1606 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1607
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1608 int npats = argc - i;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1609 string_vector pats;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1610 if (npats > 0)
3248 68259f410026 [project @ 1999-07-13 03:34:54 by jwe] jwe parents: 3239 diff changeset	1611 {
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1612 pats.resize (npats);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1613 for (int j = 0; j < npats; j++)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1614 pats[j] = argv[i+j];
3248 68259f410026 [project @ 1999-07-13 03:34:54 by jwe] jwe parents: 3239 diff changeset	1615 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1616 else
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1617 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1618 pats.resize (++npats);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1619 pats[0] = "*";
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1620 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1621
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1622 symbol_info_list symbol_stats;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1623 std::list<std::string> symbol_names;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1624
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1625 for (int j = 0; j < npats; j++)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1626 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1627 std::string pat = pats[j];
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1628
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1629 if (have_regexp)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1630 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1631 std::list<symbol_table::symbol_record> tmp = global_only
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1632 ? symbol_table::regexp_global_variables (pat)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1633 : symbol_table::regexp_variables (pat);
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1634
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1635 for (std::list<symbol_table::symbol_record>::const_iterator p = tmp.begin ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1636 p != tmp.end (); p++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1637 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1638 if (p->is_variable ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1639 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1640 if (verbose)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1641 symbol_stats.append (*p);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1642 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1643 symbol_names.push_back (p->name ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1644 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1645 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1646 }
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1647 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1648 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1649 size_t pos = pat.find_first_of (".({");
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1650
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1651 if (pos != std::string::npos && pos > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1652 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1653 if (verbose)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1654 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1655 // NOTE: we can only display information for
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1656 // expressions based on global values if the variable is
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1657 // global in the current scope because we currently have
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1658 // no way of looking up the base value in the global
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1659 // scope and then evaluating the arguments in the
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1660 // current scope.
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1661
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1662 std::string base_name = pat.substr (0, pos);
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1663
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1664 if (symbol_table::is_variable (base_name))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1665 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1666 symbol_table::symbol_record sr
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1667 = symbol_table::find_symbol (base_name);
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1668
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1669 if (! global_only \|\| sr.is_global ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1670 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1671 int parse_status;
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1672
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1673 octave_value expr_val
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1674 = eval_string (pat, true, parse_status);
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1675
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1676 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1677 symbol_stats.append (sr, pat, expr_val);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1678 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1679 return retval;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1680 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1681 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1682 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1683 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1684 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1685 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1686 std::list<symbol_table::symbol_record> tmp = global_only
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1687 ? symbol_table::glob_global_variables (pat)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1688 : symbol_table::glob_variables (pat);
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1689
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1690 for (std::list<symbol_table::symbol_record>::const_iterator p = tmp.begin ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1691 p != tmp.end (); p++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1692 {
9260 9c2349a51218 properly unmark forced variables John W. Eaton <jwe@octave.org> parents: 9250 diff changeset	1693 if (p->is_variable ())
9250 80c299c84796 don't print undefined symbols in who Jaroslav Hajek <highegg@gmail.com> parents: 9240 diff changeset	1694 {
80c299c84796 don't print undefined symbols in who Jaroslav Hajek <highegg@gmail.com> parents: 9240 diff changeset	1695 if (verbose)
80c299c84796 don't print undefined symbols in who Jaroslav Hajek <highegg@gmail.com> parents: 9240 diff changeset	1696 symbol_stats.append (*p);
80c299c84796 don't print undefined symbols in who Jaroslav Hajek <highegg@gmail.com> parents: 9240 diff changeset	1697 else
80c299c84796 don't print undefined symbols in who Jaroslav Hajek <highegg@gmail.com> parents: 9240 diff changeset	1698 symbol_names.push_back (p->name ());
80c299c84796 don't print undefined symbols in who Jaroslav Hajek <highegg@gmail.com> parents: 9240 diff changeset	1699 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1700 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1701 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1702 }
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1703 }
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1704
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1705 if (return_list)
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1706 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1707 if (verbose)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1708 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1709 std::string caller_function_name;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1710 octave_function *caller = octave_call_stack::caller ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1711 if (caller)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1712 caller_function_name = caller->name ();
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1713
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1714 retval = symbol_stats.map_value (caller_function_name, 1);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1715 }
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1716 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1717 retval = Cell (string_vector (symbol_names));
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1718 }
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1719 else if (! (symbol_stats.empty () && symbol_names.empty ()))
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1720 {
8131 10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1721 if (msg.length () == 0)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1722 if (global_only)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1723 octave_stdout << "Global variables:\n\n";
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1724 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1725 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	1726 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1727 octave_stdout << msg;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1728
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1729 if (verbose)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1730 symbol_stats.display (octave_stdout);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1731 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1732 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1733 string_vector names (symbol_names);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1734
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1735 names.list_in_columns (octave_stdout);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1736 }
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1737
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1738 octave_stdout << "\n";
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1739 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1740
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	1741 return retval;
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	1742 }
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	1743
8746 5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8677 diff changeset	1744 DEFUN (who, args, nargout,
3361 4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	1745 "-- texinfo --\n\
9724 f22bbc5d56e9 Fix various incorrect usages of TeXinfo deffn and deftypefn macros Rik <rdrider0-list@yahoo.com> parents: 9704 diff changeset	1746 @deftypefn {Command} {} who\n\
f22bbc5d56e9 Fix various incorrect usages of TeXinfo deffn and deftypefn macros Rik <rdrider0-list@yahoo.com> parents: 9704 diff changeset	1747 @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	1748 @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	1749 @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	1750 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	1751 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	1752 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	1753 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	1754 \n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1755 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	1756 \n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	1757 @table @code\n\
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1758 @item global\n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1759 List variables in the global scope rather than the current scope.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	1760 \n\
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1761 @item -regexp\n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1762 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	1763 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	1764 the @code{regexp} function is used.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	1765 \n\
8131 10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1766 @item -file\n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1767 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	1768 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	1769 from a file.\n\
3361 4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	1770 @end table\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	1771 \n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1772 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	1773 matching the given patterns.\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1774 @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	1775 @end deftypefn")
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	1776 {
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1777 octave_value retval;
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	1778
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1779 if (nargout < 2)
dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1780 {
dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1781 int argc = args.length () + 1;
dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1782
dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1783 string_vector argv = args.make_argv ("who");
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	1784
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1785 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1786 retval = do_who (argc, argv, nargout == 1);
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1787 }
dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1788 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5814 diff changeset	1789 print_usage ();
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	1790
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1791 return retval;
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1792 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1793
8746 5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8677 diff changeset	1794 DEFUN (whos, args, nargout,
3458 d25bc039237b [project @ 2000-01-19 09:36:14 by jwe] jwe parents: 3446 diff changeset	1795 "-- texinfo --\n\
9724 f22bbc5d56e9 Fix various incorrect usages of TeXinfo deffn and deftypefn macros Rik <rdrider0-list@yahoo.com> parents: 9704 diff changeset	1796 @deftypefn {Command} {} whos\n\
f22bbc5d56e9 Fix various incorrect usages of TeXinfo deffn and deftypefn macros Rik <rdrider0-list@yahoo.com> parents: 9704 diff changeset	1797 @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	1798 @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	1799 @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	1800 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	1801 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	1802 @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	1803 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	1804 \n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1805 @table @asis\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1806 @item Attr\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1807 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	1808 @table @asis\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1809 @item blank\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1810 Variable in local scope\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	1811 \n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1812 @item @code{g}\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1813 Variable with global scope\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	1814 \n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1815 @item @code{p}\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1816 Persistent variable\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1817 @end table\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	1818 \n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1819 @item Name\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1820 The name of the variable.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	1821 \n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1822 @item Size\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1823 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	1824 a 2-D matrix is MxN.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	1825 \n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1826 @item Bytes\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1827 The amount of memory currently used to store the variable.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	1828 \n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1829 @item Class\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1830 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	1831 cell, and struct.\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1832 @end table\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1833 \n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1834 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	1835 the function @code{whos_line_format}.\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1836 \n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1837 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	1838 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	1839 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	1840 complex, nesting, persistent.\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1841 @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	1842 @end deftypefn")
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	1843 {
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1844 octave_value retval;
712 36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 704 diff changeset	1845
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1846 if (nargout < 2)
dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1847 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1848 int argc = args.length () + 1;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1849
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1850 string_vector argv = args.make_argv ("whos");
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1851
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1852 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1853 retval = do_who (argc, argv, nargout == 1, true);
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1854 }
dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1855 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5814 diff changeset	1856 print_usage ();
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	1857
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	1858 return retval;
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	1859 }
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	1860
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	1861 // Defining variables.
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	1862
1162 c210c5a25a48 [project @ 1995-02-27 17:36:16 by jwe] jwe parents: 1161 diff changeset	1863 void
2856 8c516da3c1f7 [project @ 1997-03-31 06:37:21 by jwe] jwe parents: 2849 diff changeset	1864 bind_ans (const octave_value& val, bool print)
1162 c210c5a25a48 [project @ 1995-02-27 17:36:16 by jwe] jwe parents: 1161 diff changeset	1865 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1866 static std::string ans = "ans";
1162 c210c5a25a48 [project @ 1995-02-27 17:36:16 by jwe] jwe parents: 1161 diff changeset	1867
2978 49de01238638 [project @ 1997-05-15 21:13:42 by jwe] jwe parents: 2975 diff changeset	1868 if (val.is_defined ())
49de01238638 [project @ 1997-05-15 21:13:42 by jwe] jwe parents: 2975 diff changeset	1869 {
7531 c9a476b1e664 correctly set ans for cs-lists and simplify printing them John W. Eaton <jwe@octave.org> parents: 7347 diff changeset	1870 if (val.is_cs_list ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1871 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1872 octave_value_list lst = val.list_value ();
7531 c9a476b1e664 correctly set ans for cs-lists and simplify printing them John W. Eaton <jwe@octave.org> parents: 7347 diff changeset	1873
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1874 for (octave_idx_type i = 0; i < lst.length (); i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1875 bind_ans (lst(i), print);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1876 }
7531 c9a476b1e664 correctly set ans for cs-lists and simplify printing them John W. Eaton <jwe@octave.org> parents: 7347 diff changeset	1877 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1878 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1879 symbol_table::varref (ans) = val;
7531 c9a476b1e664 correctly set ans for cs-lists and simplify printing them John W. Eaton <jwe@octave.org> parents: 7347 diff changeset	1880
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1881 if (print)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1882 val.print_with_name (octave_stdout, ans);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1883 }
2978 49de01238638 [project @ 1997-05-15 21:13:42 by jwe] jwe parents: 2975 diff changeset	1884 }
1162 c210c5a25a48 [project @ 1995-02-27 17:36:16 by jwe] jwe parents: 1161 diff changeset	1885 }
c210c5a25a48 [project @ 1995-02-27 17:36:16 by jwe] jwe parents: 1161 diff changeset	1886
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	1887 void
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	1888 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	1889 {
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	1890 octave_value_list args;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	1891
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	1892 args(0) = val;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	1893
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	1894 feval (fname, args, 0);
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1895 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1896
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1897 void
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1898 mlock (void)
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1899 {
8083 16ab78b816bc variables.cc (mlock): lock current function John W. Eaton <jwe@octave.org> parents: 8021 diff changeset	1900 octave_function *fcn = octave_call_stack::current ();
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1901
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1902 if (fcn)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1903 fcn->lock ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1904 else
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1905 error ("mlock: invalid use outside a function");
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1906 }
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1907
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1908 void
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1909 munlock (const std::string& nm)
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1910 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1911 octave_value val = symbol_table::find_function (nm);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1912
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1913 if (val.is_defined ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1914 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1915 octave_function *fcn = val.function_value ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1916
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1917 if (fcn)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1918 fcn->unlock ();
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1919 }
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1920 }
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1921
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1922 bool
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1923 mislocked (const std::string& nm)
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1924 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1925 bool retval = false;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1926
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1927 octave_value val = symbol_table::find_function (nm);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1928
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1929 if (val.is_defined ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1930 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1931 octave_function *fcn = val.function_value ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1932
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1933 if (fcn)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1934 retval = fcn->islocked ();
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1935 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1936
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1937 return retval;
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1938 }
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1939
8746 5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8677 diff changeset	1940 DEFUN (mlock, args, ,
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1941 "-- texinfo --\n\
7875 bff8dbc1be11 mlock: doc fix John W. Eaton <jwe@octave.org> parents: 7779 diff changeset	1942 @deftypefn {Built-in Function} {} mlock ()\n\
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1943 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	1944 @seealso{munlock, mislocked, persistent}\n\
2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5534 diff changeset	1945 @end deftypefn")
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1946 {
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1947 octave_value_list retval;
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1948
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1949 if (args.length () == 0)
8083 16ab78b816bc variables.cc (mlock): lock current function John W. Eaton <jwe@octave.org> parents: 8021 diff changeset	1950 {
16ab78b816bc variables.cc (mlock): lock current function John W. Eaton <jwe@octave.org> parents: 8021 diff changeset	1951 octave_function *fcn = octave_call_stack::caller ();
16ab78b816bc variables.cc (mlock): lock current function John W. Eaton <jwe@octave.org> parents: 8021 diff changeset	1952
16ab78b816bc variables.cc (mlock): lock current function John W. Eaton <jwe@octave.org> parents: 8021 diff changeset	1953 if (fcn)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1954 fcn->lock ();
8083 16ab78b816bc variables.cc (mlock): lock current function John W. Eaton <jwe@octave.org> parents: 8021 diff changeset	1955 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1956 error ("mlock: invalid use outside a function");
8083 16ab78b816bc variables.cc (mlock): lock current function John W. Eaton <jwe@octave.org> parents: 8021 diff changeset	1957 }
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1958 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5814 diff changeset	1959 print_usage ();
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1960
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1961 return retval;
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1962 }
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1963
8746 5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8677 diff changeset	1964 DEFUN (munlock, args, ,
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1965 "-- texinfo --\n\
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1966 @deftypefn {Built-in Function} {} munlock (@var{fcn})\n\
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1967 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	1968 then unlock the current function.\n\
5642 2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5534 diff changeset	1969 @seealso{mlock, mislocked, persistent}\n\
2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5534 diff changeset	1970 @end deftypefn")
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1971 {
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1972 octave_value_list retval;
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1973
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1974 if (args.length() == 1)
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1975 {
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1976 std::string name = args(0).string_value ();
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1977
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1978 if (! error_state)
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1979 munlock (name);
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1980 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1981 error ("munlock: expecting argument to be a function name");
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1982 }
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1983 else if (args.length () == 0)
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1984 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1985 octave_function *fcn = octave_call_stack::caller ();
5743 a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5685 diff changeset	1986
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5685 diff changeset	1987 if (fcn)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1988 fcn->unlock ();
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1989 else
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1990 error ("munlock: invalid use outside a function");
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1991 }
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1992 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5814 diff changeset	1993 print_usage ();
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1994
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1995 return retval;
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1996 }
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1997
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1998
8746 5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8677 diff changeset	1999 DEFUN (mislocked, args, ,
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2000 "-- texinfo --\n\
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2001 @deftypefn {Built-in Function} {} mislocked (@var{fcn})\n\
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2002 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	2003 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	2004 @seealso{mlock, munlock, persistent}\n\
2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5534 diff changeset	2005 @end deftypefn")
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2006 {
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2007 octave_value retval;
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2008
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2009 if (args.length() == 1)
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2010 {
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2011 std::string name = args(0).string_value ();
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2012
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2013 if (! error_state)
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2014 retval = mislocked (name);
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2015 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2016 error ("mislocked: expecting argument to be a function name");
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2017 }
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2018 else if (args.length () == 0)
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2019 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2020 octave_function *fcn = octave_call_stack::caller ();
5743 a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5685 diff changeset	2021
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5685 diff changeset	2022 if (fcn)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2023 retval = fcn->islocked ();
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2024 else
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2025 error ("mislocked: invalid use outside a function");
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2026 }
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2027 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5814 diff changeset	2028 print_usage ();
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2029
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2030 return retval;
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2031 }
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2032
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	2033 // Deleting names from the symbol tables.
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	2034
3681 df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2035 static inline bool
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	2036 name_matches_any_pattern (const std::string& nm, const string_vector& argv,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2037 int argc, int idx, bool have_regexp = false)
3681 df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2038 {
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2039 bool retval = false;
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2040
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2041 for (int k = idx; k < argc; k++)
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2042 {
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2043 std::string patstr = argv[k];
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2044 if (! patstr.empty ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2045 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2046 if (have_regexp)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2047 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2048 regex_match pattern (patstr);
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	2049
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2050 if (pattern.match (nm))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2051 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2052 retval = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2053 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2054 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2055 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2056 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2057 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2058 glob_match pattern (patstr);
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	2059
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2060 if (pattern.match (nm))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2061 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2062 retval = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2063 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2064 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2065 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2066 }
3681 df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2067 }
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2068
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2069 return retval;
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2070 }
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2071
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2072 static inline void
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2073 maybe_warn_exclusive (bool exclusive)
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2074 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2075 if (exclusive)
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2076 warning ("clear: ignoring --exclusive option");
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
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2079 static void
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2080 do_clear_functions (const string_vector& argv, int argc, int idx,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2081 bool exclusive = false)
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2082 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2083 if (idx == argc)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2084 symbol_table::clear_functions ();
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2085 else
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2086 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2087 if (exclusive)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2088 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2089 string_vector fcns = symbol_table::user_function_names ();
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2090
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2091 int fcount = fcns.length ();
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2092
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2093 for (int i = 0; i < fcount; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2094 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2095 std::string nm = fcns[i];
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2096
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2097 if (! name_matches_any_pattern (nm, argv, argc, idx))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2098 symbol_table::clear_function (nm);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2099 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2100 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2101 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2102 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2103 while (idx < argc)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2104 symbol_table::clear_function_pattern (argv[idx++]);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2105 }
4009 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 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2108
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2109 static void
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2110 do_clear_globals (const string_vector& argv, int argc, int idx,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2111 bool exclusive = false)
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2112 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2113 if (idx == argc)
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7626 diff changeset	2114 {
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7626 diff changeset	2115 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	2116
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7626 diff changeset	2117 int gcount = gvars.length ();
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7626 diff changeset	2118
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7626 diff changeset	2119 for (int i = 0; i < gcount; i++)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2120 symbol_table::clear_global (gvars[i]);
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7626 diff changeset	2121 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2122 else
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2123 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2124 if (exclusive)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2125 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2126 string_vector gvars = symbol_table::global_variable_names ();
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2127
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2128 int gcount = gvars.length ();
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2129
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2130 for (int i = 0; i < gcount; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2131 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2132 std::string nm = gvars[i];
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2133
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2134 if (! name_matches_any_pattern (nm, argv, argc, idx))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2135 symbol_table::clear_global (nm);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2136 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2137 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2138 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2139 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2140 while (idx < argc)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2141 symbol_table::clear_global_pattern (argv[idx++]);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2142 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2143 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2144 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2145
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2146 static void
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2147 do_clear_variables (const string_vector& argv, int argc, int idx,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2148 bool exclusive = false, bool have_regexp = false)
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2149 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2150 if (idx == argc)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2151 symbol_table::clear_variables ();
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2152 else
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2153 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2154 if (exclusive)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2155 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2156 string_vector lvars = symbol_table::variable_names ();
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2157
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2158 int lcount = lvars.length ();
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2159
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2160 for (int i = 0; i < lcount; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2161 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2162 std::string nm = lvars[i];
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2163
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2164 if (! name_matches_any_pattern (nm, argv, argc, idx, have_regexp))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2165 symbol_table::clear_variable (nm);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2166 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2167 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2168 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2169 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2170 if (have_regexp)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2171 while (idx < argc)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2172 symbol_table::clear_variable_regexp (argv[idx++]);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2173 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2174 while (idx < argc)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2175 symbol_table::clear_variable_pattern (argv[idx++]);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2176 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2177 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2178 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2179
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2180 static void
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2181 do_clear_symbols (const string_vector& argv, int argc, int idx,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2182 bool exclusive = false)
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2183 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2184 if (idx == argc)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2185 symbol_table::clear_variables ();
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2186 else
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2187 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2188 if (exclusive)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2189 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2190 // FIXME -- is this really what we want, or do we
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2191 // somehow want to only clear the functions that are not
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2192 // shadowed by local variables? It seems that would be a
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2193 // bit harder to do.
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2194
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2195 do_clear_variables (argv, argc, idx, exclusive);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2196 do_clear_functions (argv, argc, idx, exclusive);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2197 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2198 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2199 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2200 while (idx < argc)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2201 symbol_table::clear_symbol_pattern (argv[idx++]);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2202 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2203 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2204 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2205
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2206 static void
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2207 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	2208 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2209 // This is supposed to be mostly Matlab compatible.
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 for (; idx < argc; idx++)
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2212 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2213 if (argv[idx] == "all"
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2214 && ! symbol_table::is_local_variable ("all"))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2215 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2216 symbol_table::clear_all ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2217 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2218 else if (argv[idx] == "functions"
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2219 && ! symbol_table::is_local_variable ("functions"))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2220 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2221 do_clear_functions (argv, argc, ++idx);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2222 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2223 else if (argv[idx] == "global"
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2224 && ! symbol_table::is_local_variable ("global"))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2225 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2226 do_clear_globals (argv, argc, ++idx);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2227 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2228 else if (argv[idx] == "variables"
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2229 && ! symbol_table::is_local_variable ("variables"))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2230 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2231 symbol_table::clear_variables ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2232 }
9240 f27a8c07f0b2 clear -classes and support. Robert T. Short <octave@phaselockedsystems.com> parents: 9180 diff changeset	2233 else if (argv[idx] == "classes"
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2234 && ! symbol_table::is_local_variable ("classes"))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2235 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2236 symbol_table::clear_objects ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2237 octave_class::clear_exemplar_map ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2238 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2239 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2240 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2241 symbol_table::clear_symbol_pattern (argv[idx]);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2242 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2243 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2244 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2245
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2246 #define CLEAR_OPTION_ERROR(cond) \
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2247 do \
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2248 { \
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2249 if (cond) \
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2250 { \
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5814 diff changeset	2251 print_usage (); \
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2252 return retval; \
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2253 } \
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 while (0)
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2256
8746 5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8677 diff changeset	2257 DEFUN (clear, args, ,
3361 4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2258 "-- texinfo --\n\
7347 0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2259 @deffn {Command} clear [options] pattern @dots{}\n\
3361 4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2260 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	2261 pattern may contain the following special characters:\n\
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	2262 \n\
3361 4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2263 @table @code\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2264 @item ?\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2265 Match any single character.\n\
668 d63a1354f319 [project @ 1994-09-07 14:39:43 by jwe] jwe parents: 666 diff changeset	2266 \n\
3361 4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2267 @item *\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2268 Match zero or more characters.\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2269 \n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2270 @item [ @var{list} ]\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2271 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	2272 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	2273 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	2274 match all lower and upper case alphabetic characters.\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2275 @end table\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2276 \n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2277 For example, the command\n\
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	2278 \n\
3361 4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2279 @example\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2280 clear foo b*r\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2281 @end example\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2282 \n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2283 @noindent\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2284 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	2285 @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	2286 \n\
3361 4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2287 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	2288 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	2289 @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	2290 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	2291 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	2292 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	2293 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	2294 @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	2295 clear the function definition.\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2296 \n\
7347 0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2297 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	2298 @table @code\n\
0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2299 @item -all, -a\n\
0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2300 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	2301 from the symbol table.\n\
0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2302 \n\
0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2303 @item -exclusive, -x\n\
0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2304 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	2305 \n\
0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2306 @item -functions, -f\n\
0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2307 Clears the function names and the built-in symbols names.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	2308 \n\
7347 0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2309 @item -global, -g\n\
0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2310 Clears the global symbol names.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	2311 \n\
7347 0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2312 @item -variables, -v\n\
0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2313 Clears the local variable names.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	2314 \n\
9240 f27a8c07f0b2 clear -classes and support. Robert T. Short <octave@phaselockedsystems.com> parents: 9180 diff changeset	2315 @item -classes, -c\n\
f27a8c07f0b2 clear -classes and support. Robert T. Short <octave@phaselockedsystems.com> parents: 9180 diff changeset	2316 Clears the class structure table and clears all objects.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	2317 \n\
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	2318 @item -regexp, -r\n\
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	2319 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	2320 match will be cleared.\n\
7347 0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2321 @end table\n\
8325 b93ac0586e4b spelling corrections Brian Gough<bjg@network-theory.co.uk> parents: 8131 diff changeset	2322 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	2323 without the dash as well.\n\
3361 4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2324 @end deffn")
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	2325 {
2086 bfb775fb6fe8 [project @ 1996-04-25 05:55:19 by jwe] jwe parents: 2076 diff changeset	2326 octave_value_list retval;
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	2327
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	2328 int argc = args.length () + 1;
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	2329
1968 a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1957 diff changeset	2330 string_vector argv = args.make_argv ("clear");
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	2331
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2332 if (! error_state)
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	2333 {
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2334 if (argc == 1)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2335 {
9314 3a447ea9e77b fix behavior of clear Jaroslav Hajek <highegg@gmail.com> parents: 9304 diff changeset	2336 do_clear_globals (argv, argc, 1);
3a447ea9e77b fix behavior of clear Jaroslav Hajek <highegg@gmail.com> parents: 9304 diff changeset	2337 do_clear_variables (argv, argc, 1);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2338 }
3681 df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2339 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2340 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2341 int idx = 0;
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2342
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2343 bool clear_all = false;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2344 bool clear_functions = false;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2345 bool clear_globals = false;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2346 bool clear_variables = false;
9240 f27a8c07f0b2 clear -classes and support. Robert T. Short <octave@phaselockedsystems.com> parents: 9180 diff changeset	2347 bool clear_objects = false;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2348 bool exclusive = false;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2349 bool have_regexp = false;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2350 bool have_dash_option = false;
3681 df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2351
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2352 while (++idx < argc)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2353 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2354 if (argv[idx] == "-all" \|\| argv[idx] == "-a")
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2355 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2356 CLEAR_OPTION_ERROR (have_dash_option && ! exclusive);
3681 df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2357
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2358 have_dash_option = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2359 clear_all = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2360 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2361 else if (argv[idx] == "-exclusive" \|\| argv[idx] == "-x")
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2362 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2363 have_dash_option = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2364 exclusive = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2365 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2366 else if (argv[idx] == "-functions" \|\| argv[idx] == "-f")
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2367 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2368 CLEAR_OPTION_ERROR (have_dash_option && ! exclusive);
3681 df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2369
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2370 have_dash_option = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2371 clear_functions = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2372 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2373 else if (argv[idx] == "-global" \|\| argv[idx] == "-g")
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2374 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2375 CLEAR_OPTION_ERROR (have_dash_option && ! exclusive);
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2376
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2377 have_dash_option = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2378 clear_globals = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2379 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2380 else if (argv[idx] == "-variables" \|\| argv[idx] == "-v")
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2381 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2382 CLEAR_OPTION_ERROR (have_dash_option && ! exclusive);
3681 df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2383
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2384 have_dash_option = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2385 clear_variables = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2386 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2387 else if (argv[idx] == "-classes" \|\| argv[idx] == "-c")
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2388 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2389 CLEAR_OPTION_ERROR (have_dash_option && ! exclusive);
9240 f27a8c07f0b2 clear -classes and support. Robert T. Short <octave@phaselockedsystems.com> parents: 9180 diff changeset	2390
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2391 have_dash_option = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2392 clear_objects = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2393 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2394 else if (argv[idx] == "-regexp" \|\| argv[idx] == "-r")
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2395 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2396 CLEAR_OPTION_ERROR (have_dash_option && ! exclusive);
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	2397
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2398 have_dash_option = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2399 have_regexp = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2400 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2401 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2402 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2403 }
3681 df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2404
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2405 if (idx <= argc)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2406 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2407 if (! have_dash_option)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2408 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2409 do_matlab_compatible_clear (argv, argc, idx);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2410 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2411 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2412 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2413 if (clear_all)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2414 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2415 maybe_warn_exclusive (exclusive);
3681 df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2416
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2417 if (++idx < argc)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2418 warning
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2419 ("clear: ignoring extra arguments after -all");
3681 df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2420
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2421 symbol_table::clear_all ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2422 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2423 else if (have_regexp)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2424 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2425 do_clear_variables (argv, argc, idx, exclusive, true);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2426 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2427 else if (clear_functions)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2428 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2429 do_clear_functions (argv, argc, idx, exclusive);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2430 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2431 else if (clear_globals)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2432 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2433 do_clear_globals (argv, argc, idx, exclusive);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2434 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2435 else if (clear_variables)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2436 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2437 do_clear_variables (argv, argc, idx, exclusive);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2438 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2439 else if (clear_objects)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2440 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2441 symbol_table::clear_objects ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2442 octave_class::clear_exemplar_map ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2443 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2444 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2445 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2446 do_clear_symbols (argv, argc, idx, exclusive);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2447 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2448 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2449 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2450 }
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	2451 }
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	2452
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	2453 return retval;
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	2454 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	2455
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2456 DEFUN (whos_line_format, args, nargout,
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2457 "-- texinfo --\n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2458 @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	2459 @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	2460 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	2461 \n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2462 A full format string is:\n\
10846 a4f482e66b65 Grammarcheck more of the documentation. Rik <octave@nomad.inbox5.com> parents: 10840 diff changeset	2463 @c Set example in small font to prevent overfull line\n\
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2464 \n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2465 @smallexample\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2466 %[modifier]<command>[:width[:left-min[:balance]]];\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2467 @end smallexample\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2468 \n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2469 The following command sequences are available:\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2470 \n\
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2471 @table @code\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2472 @item %a\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2473 Prints attributes of variables (g=global, p=persistent,\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2474 f=formal parameter, a=automatic variable).\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	2475 \n\
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2476 @item %b\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2477 Prints number of bytes occupied by variables.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	2478 \n\
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2479 @item %c\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2480 Prints class names of variables.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	2481 \n\
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2482 @item %e\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2483 Prints elements held by variables.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	2484 \n\
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2485 @item %n\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2486 Prints variable names.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	2487 \n\
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2488 @item %s\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2489 Prints dimensions of variables.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	2490 \n\
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2491 @item %t\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2492 Prints type names of variables.\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2493 @end table\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2494 \n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2495 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	2496 \n\
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2497 @table @code\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2498 @item l\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2499 Left alignment.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	2500 \n\
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2501 @item r\n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2502 Right alignment (default).\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	2503 \n\
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2504 @item c\n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2505 Column-aligned (only applicable to command %s).\n\
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2506 @end table\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2507 \n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2508 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	2509 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	2510 auto-expand as required.\n\
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2511 \n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2512 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	2513 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	2514 @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	2515 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	2516 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	2517 left of the specified balance column.\n\
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2518 \n\
8516 e2a179415bac doc fixes John W. Eaton <jwe@octave.org> parents: 8503 diff changeset	2519 The default format is\n\
e2a179415bac doc fixes John W. Eaton <jwe@octave.org> parents: 8503 diff changeset	2520 @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	2521 @seealso{whos}\n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	2522 @end deftypefn")
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	2523 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2524 return SET_INTERNAL_VARIABLE (whos_line_format);
3016 f512c16826d1 [project @ 1997-06-03 03:16:13 by jwe] jwe parents: 3013 diff changeset	2525 }
10443 34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	2526
34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	2527 static std::string Vmissing_function_hook = "unimplemented";
34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	2528
34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	2529 DEFUN (missing_function_hook, args, nargout,
34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	2530 "-- texinfo --\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	2531 @deftypefn {Built-in Function} {@var{val} =} missing_function_hook ()\n\
10443 34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	2532 @deftypefnx {Built-in Function} {@var{old_val} =} missing_function_hook (@var{new_val})\n\
34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	2533 Query or set the internal variable that allows setting a custom hook function\n\
34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	2534 called when an uknown identifier is requested.\n\
34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	2535 @end deftypefn")
34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	2536 {
34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	2537 return SET_INTERNAL_VARIABLE (missing_function_hook);
34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	2538 }
34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	2539
34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	2540 void maybe_missing_function_hook (const std::string& name)
34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	2541 {
10444 537d9fbba9c0 don't call missing_function_hook inside try block Jaroslav Hajek <highegg@gmail.com> parents: 10443 diff changeset	2542 // Don't do this if we're handling errors.
537d9fbba9c0 don't call missing_function_hook inside try block Jaroslav Hajek <highegg@gmail.com> parents: 10443 diff changeset	2543 if (buffer_error_messages == 0 && ! Vmissing_function_hook.empty ())
10467 13c1f15c67fa guard against recursive calls of missing_function_hook Jaroslav Hajek <highegg@gmail.com> parents: 10444 diff changeset	2544 {
13c1f15c67fa guard against recursive calls of missing_function_hook Jaroslav Hajek <highegg@gmail.com> parents: 10444 diff changeset	2545 // Ensure auto-restoration.
13c1f15c67fa guard against recursive calls of missing_function_hook Jaroslav Hajek <highegg@gmail.com> parents: 10444 diff changeset	2546 unwind_protect frame;
13c1f15c67fa guard against recursive calls of missing_function_hook Jaroslav Hajek <highegg@gmail.com> parents: 10444 diff changeset	2547 frame.protect_var (Vmissing_function_hook);
13c1f15c67fa guard against recursive calls of missing_function_hook Jaroslav Hajek <highegg@gmail.com> parents: 10444 diff changeset	2548
13c1f15c67fa guard against recursive calls of missing_function_hook Jaroslav Hajek <highegg@gmail.com> parents: 10444 diff changeset	2549 // Clear the variable prior to calling the function.
13c1f15c67fa guard against recursive calls of missing_function_hook Jaroslav Hajek <highegg@gmail.com> parents: 10444 diff changeset	2550 const std::string func_name = Vmissing_function_hook;
13c1f15c67fa guard against recursive calls of missing_function_hook Jaroslav Hajek <highegg@gmail.com> parents: 10444 diff changeset	2551 Vmissing_function_hook.clear ();
13c1f15c67fa guard against recursive calls of missing_function_hook Jaroslav Hajek <highegg@gmail.com> parents: 10444 diff changeset	2552
13c1f15c67fa guard against recursive calls of missing_function_hook Jaroslav Hajek <highegg@gmail.com> parents: 10444 diff changeset	2553 // Call.
13c1f15c67fa guard against recursive calls of missing_function_hook Jaroslav Hajek <highegg@gmail.com> parents: 10444 diff changeset	2554 feval (func_name, octave_value (name));
13c1f15c67fa guard against recursive calls of missing_function_hook Jaroslav Hajek <highegg@gmail.com> parents: 10444 diff changeset	2555 }
10443 34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	2556 }

Mercurial > hg > octave-lyh

annotate src/variables.cc @ 10975:2d14817353a6