octave: libinterp/corefcn/variables.cc annotate

annotate libinterp/corefcn/variables.cc @ 20769:58e79b0078e4

handle exceptions when discarding error messages (bug #46534) * oct-parse.in.yy (octave_base_parser::finish_colon_expression, octave_base_parser::finish_array_list): Catch and recover from exception that may happen when error messages are being discarded. * graphics.cc (base_graphics_object::remove_all_listeners): Likewise. * variables.cc (generate_struct_completions): Likewise.

author	John W. Eaton <jwe@octave.org>
date	Fri, 27 Nov 2015 11:14:46 -0500
parents	15eefcabcb31
children	c349d4c91ce2

rev	line source
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1 /*
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	2
19697 4197fc428c7d maint: Update copyright notices for 2015. John W. Eaton <jwe@octave.org> parents: 19597 diff changeset	3 Copyright (C) 1993-2015 John W. Eaton
11523 fd0a3ac60b0e update copyright notices John W. Eaton <jwe@octave.org> parents: 11431 diff changeset	4 Copyright (C) 2009-2010 VZLU Prague
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	5
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	6 This file is part of Octave.
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	7
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	8 Octave is free software; you can redistribute it and/or modify it
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	9 under the terms of the GNU General Public License as published by the
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 7001 diff changeset	10 Free Software Foundation; either version 3 of the License, or (at your
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 7001 diff changeset	11 option) any later version.
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	12
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	13 Octave is distributed in the hope that it will be useful, but WITHOUT
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	16 for more details.
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	17
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	18 You should have received a copy of the GNU General Public License
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 7001 diff changeset	19 along with Octave; see the file COPYING. If not, see
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 7001 diff changeset	20 <http://www.gnu.org/licenses/>.
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	21
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	22 */
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	23
240 a99f28f5e351 [project @ 1993-11-30 20:24:36 by jwe] jwe parents: 217 diff changeset	24 #ifdef HAVE_CONFIG_H
1192 b6360f2d4fa6 [project @ 1995-03-30 21:38:35 by jwe] jwe parents: 1162 diff changeset	25 #include <config.h>
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	26 #endif
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	27
1468 cdb87ef617e8 [project @ 1995-09-22 08:09:53 by jwe] jwe parents: 1465 diff changeset	28 #include <cstdio>
1343 94bedeb289e5 [project @ 1995-09-04 00:29:21 by jwe] jwe parents: 1315 diff changeset	29 #include <cstring>
605 4f65175911a6 [project @ 1994-08-13 20:10:39 by jwe] jwe parents: 598 diff changeset	30
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	31 #include <iomanip>
4207 fa3482b34599 [project @ 2002-12-03 18:22:05 by jwe] jwe parents: 4179 diff changeset	32 #include <set>
1728 42b4f904f1af [project @ 1996-01-09 11:36:01 by jwe] jwe parents: 1719 diff changeset	33 #include <string>
42b4f904f1af [project @ 1996-01-09 11:36:01 by jwe] jwe parents: 1719 diff changeset	34
2926 66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe] jwe parents: 2921 diff changeset	35 #include "file-stat.h"
66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe] jwe parents: 2921 diff changeset	36 #include "oct-env.h"
4604 cba347c642e2 [project @ 2003-11-13 04:38:05 by jwe] jwe parents: 4587 diff changeset	37 #include "file-ops.h"
2926 66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe] jwe parents: 2921 diff changeset	38 #include "glob-match.h"
16940 99122191d3dd maint: Rename regexp.h to lo-regexp.h, regexp.cc to lo-regexp.cc in liboctave. Rik <rik@octave.org> parents: 16892 diff changeset	39 #include "lo-regexp.h"
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	40 #include "str-vec.h"
3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	41
2492 06595bc7f2d0 [project @ 1996-11-09 00:13:50 by jwe] jwe parents: 2487 diff changeset	42 #include <defaults.h>
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	43 #include "Cell.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	44 #include "defun.h"
19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	45 #include "dirfns.h"
19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	46 #include "error.h"
2205 bd389b53befa [project @ 1996-05-15 06:15:45 by jwe] jwe parents: 2181 diff changeset	47 #include "gripes.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	48 #include "help.h"
3165 e4bbfc196e53 [project @ 1998-04-16 03:01:47 by jwe] jwe parents: 3162 diff changeset	49 #include "input.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	50 #include "lex.h"
5832 5e41e06f6a78 [project @ 2006-05-26 21:41:32 by jwe] jwe parents: 5823 diff changeset	51 #include "load-path.h"
16523 62d8aaf6ba8f force update of GUI workspace viewer from clear function John W. Eaton <jwe@octave.org> parents: 16442 diff changeset	52 #include "octave-link.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)
15466 d174210ce1ec use ' instead of ` in error messages, warnings and most comments John W. Eaton <jwe@octave.org> parents: 14138 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
19743 67f2c76f9f4d Remove unnecessary checking of error_state after is_string validation. Rik <rik@octave.org> parents: 19718 diff changeset	131 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	132 }
3178 09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	133 else if (warn)
20711 7b608fadc663 Make error messages more specific about the variable and problem encountered. Rik <rik@octave.org> parents: 20704 diff changeset	134 error ("%s: argument must be a string containing function name", warn_for.c_str ());
3178 09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	135
09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	136 return ans;
09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	137 }
09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	138
09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	139 octave_function *
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3476 diff changeset	140 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	141 const std::string& fname, const std::string& header,
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	142 const std::string& trailer)
2796 74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	143 {
2975 b9c107cbe388 [project @ 1997-05-15 20:01:00 by jwe] jwe parents: 2963 diff changeset	144 octave_function *retval = 0;
2796 74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	145
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	146 retval = is_valid_function (arg, warn_for, 0);
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	147
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	148 if (! retval)
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	149 {
20711 7b608fadc663 Make error messages more specific about the variable and problem encountered. Rik <rik@octave.org> parents: 20704 diff changeset	150 std::string s = arg.xstring_value ("%s: first argument must be a string",
7b608fadc663 Make error messages more specific about the variable and problem encountered. Rik <rik@octave.org> parents: 20704 diff changeset	151 warn_for.c_str ());
20581 fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	152
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	153 std::string cmd = header;
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	154 cmd.append (s);
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	155 cmd.append (trailer);
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	156
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	157 int parse_status;
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	158
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	159 eval_string (cmd, true, parse_status, 0);
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	160
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	161 if (parse_status == 0)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	162 {
20581 fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	163 retval = is_valid_function (fname, warn_for, 0);
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	164
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	165 if (! retval)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	166 {
20581 fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	167 error ("%s: '%s' is not valid as a function",
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	168 warn_for.c_str (), fname.c_str ());
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	169 return retval;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	170 }
20581 fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	171
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	172 warning ("%s: passing function body as a string is obsolete; please use anonymous functions",
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	173 warn_for.c_str ());
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	174 }
2796 74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	175 else
20581 fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	176 error ("%s: '%s' is not valid as a function",
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	177 warn_for.c_str (), fname.c_str ());
2796 74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	178 }
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	179
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	180 return retval;
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	181 }
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	182
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	183 string_vector
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3476 diff changeset	184 get_struct_elts (const std::string& text)
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	185 {
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	186 int n = 1;
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	187
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	188 size_t pos = 0;
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	189
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	190 size_t len = text.length ();
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	191
8021 85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	192 while ((pos = text.find ('.', pos)) != std::string::npos)
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 if (++pos == len)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	195 break;
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	196
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	197 n++;
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	198 }
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	199
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	200 string_vector retval (n);
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 pos = 0;
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	203
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	204 for (int i = 0; i < n; i++)
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	205 {
4587 7b957b442818 [project @ 2003-11-10 15:50:39 by jwe] jwe parents: 4526 diff changeset	206 len = text.find ('.', pos);
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	207
8021 85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	208 if (len != std::string::npos)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	209 len -= pos;
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	210
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	211 retval[i] = text.substr (pos, len);
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	212
8021 85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	213 if (len != std::string::npos)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	214 pos += len + 1;
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	215 }
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	216
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	217 return retval;
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
4179 8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	220 static inline bool
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	221 is_variable (const std::string& name)
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	222 {
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	223 bool retval = false;
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	224
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	225 if (! name.empty ())
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	226 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	227 octave_value val = symbol_table::varval (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	228
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	229 retval = val.is_defined ();
4179 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
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	232 return retval;
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	233 }
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	234
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	235 string_vector
3933 f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3681 diff changeset	236 generate_struct_completions (const std::string& text,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	237 std::string& prefix, std::string& hint)
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	238 {
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	239 string_vector names;
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	240
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	241 size_t pos = text.rfind ('.');
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	242
8021 85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	243 if (pos != std::string::npos)
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	244 {
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	245 if (pos == text.length ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	246 hint = "";
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	247 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	248 hint = text.substr (pos+1);
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	249
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	250 prefix = text.substr (0, pos);
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	251
4179 8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	252 std::string base_name = prefix;
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	253
8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	254 pos = base_name.find_first_of ("{(.");
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	255
8021 85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	256 if (pos != std::string::npos)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	257 base_name = base_name.substr (0, pos);
4143 62afb31c1f85 [project @ 2002-11-01 17:27:38 by jwe] jwe parents: 4108 diff changeset	258
4179 8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	259 if (is_variable (base_name))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	260 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	261 int parse_status;
4179 8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	262
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	263 unwind_protect frame;
3935 1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3933 diff changeset	264
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	265 frame.protect_var (discard_error_messages);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	266 frame.protect_var (discard_warning_messages);
3935 1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3933 diff changeset	267
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	268 discard_error_messages = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	269 discard_warning_messages = true;
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	270
20769 58e79b0078e4 handle exceptions when discarding error messages (bug #46534) John W. Eaton <jwe@octave.org> parents: 20760 diff changeset	271 try
58e79b0078e4 handle exceptions when discarding error messages (bug #46534) John W. Eaton <jwe@octave.org> parents: 20760 diff changeset	272 {
58e79b0078e4 handle exceptions when discarding error messages (bug #46534) John W. Eaton <jwe@octave.org> parents: 20760 diff changeset	273 octave_value tmp = eval_string (prefix, true, parse_status);
58e79b0078e4 handle exceptions when discarding error messages (bug #46534) John W. Eaton <jwe@octave.org> parents: 20760 diff changeset	274
58e79b0078e4 handle exceptions when discarding error messages (bug #46534) John W. Eaton <jwe@octave.org> parents: 20760 diff changeset	275 frame.run ();
58e79b0078e4 handle exceptions when discarding error messages (bug #46534) John W. Eaton <jwe@octave.org> parents: 20760 diff changeset	276
58e79b0078e4 handle exceptions when discarding error messages (bug #46534) John W. Eaton <jwe@octave.org> parents: 20760 diff changeset	277 if (tmp.is_defined ()
58e79b0078e4 handle exceptions when discarding error messages (bug #46534) John W. Eaton <jwe@octave.org> parents: 20760 diff changeset	278 && (tmp.is_map () \|\| tmp.is_java () \|\| tmp.is_classdef_object ()))
58e79b0078e4 handle exceptions when discarding error messages (bug #46534) John W. Eaton <jwe@octave.org> parents: 20760 diff changeset	279 names = tmp.map_keys ();
58e79b0078e4 handle exceptions when discarding error messages (bug #46534) John W. Eaton <jwe@octave.org> parents: 20760 diff changeset	280 }
58e79b0078e4 handle exceptions when discarding error messages (bug #46534) John W. Eaton <jwe@octave.org> parents: 20760 diff changeset	281 catch (const octave_execution_exception&)
58e79b0078e4 handle exceptions when discarding error messages (bug #46534) John W. Eaton <jwe@octave.org> parents: 20760 diff changeset	282 {
58e79b0078e4 handle exceptions when discarding error messages (bug #46534) John W. Eaton <jwe@octave.org> parents: 20760 diff changeset	283 recover_from_exception ();
58e79b0078e4 handle exceptions when discarding error messages (bug #46534) John W. Eaton <jwe@octave.org> parents: 20760 diff changeset	284 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	285 }
4179 8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	286 }
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	287
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	288 return names;
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	289 }
64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	290
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	291 // FIXME: this will have to be much smarter to work "correctly".
4179 8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	292
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	293 bool
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3476 diff changeset	294 looks_like_struct (const std::string& text)
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	295 {
4604 cba347c642e2 [project @ 2003-11-13 04:38:05 by jwe] jwe parents: 4587 diff changeset	296 bool retval = (! text.empty ()
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	297 && text != "."
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	298 && 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	299 && text.find ("..") == std::string::npos
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	300 && text.rfind ('.') != std::string::npos);
3968 cef0ea4d1b3a [project @ 2002-07-01 19:16:01 by jwe] jwe parents: 3935 diff changeset	301
4179 8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	302 #if 0
3968 cef0ea4d1b3a [project @ 2002-07-01 19:16:01 by jwe] jwe parents: 3935 diff changeset	303 symbol_record *sr = curr_sym_tab->lookup (text);
2963 c0c280cda856 [project @ 1997-05-12 03:25:07 by jwe] jwe parents: 2956 diff changeset	304
3968 cef0ea4d1b3a [project @ 2002-07-01 19:16:01 by jwe] jwe parents: 3935 diff changeset	305 if (sr && ! sr->is_function ())
cef0ea4d1b3a [project @ 2002-07-01 19:16:01 by jwe] jwe parents: 3935 diff changeset	306 {
cef0ea4d1b3a [project @ 2002-07-01 19:16:01 by jwe] jwe parents: 3935 diff changeset	307 int parse_status;
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	308
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9750 diff changeset	309 unwind_protect frame;
4143 62afb31c1f85 [project @ 2002-11-01 17:27:38 by jwe] jwe parents: 4108 diff changeset	310
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9750 diff changeset	311 frame.protect_var (discard_error_messages);
4143 62afb31c1f85 [project @ 2002-11-01 17:27:38 by jwe] jwe parents: 4108 diff changeset	312
62afb31c1f85 [project @ 2002-11-01 17:27:38 by jwe] jwe parents: 4108 diff changeset	313 discard_error_messages = true;
62afb31c1f85 [project @ 2002-11-01 17:27:38 by jwe] jwe parents: 4108 diff changeset	314
3968 cef0ea4d1b3a [project @ 2002-07-01 19:16:01 by jwe] jwe parents: 3935 diff changeset	315 octave_value tmp = eval_string (text, true, parse_status);
cef0ea4d1b3a [project @ 2002-07-01 19:16:01 by jwe] jwe parents: 3935 diff changeset	316
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9750 diff changeset	317 frame.run ();
4143 62afb31c1f85 [project @ 2002-11-01 17:27:38 by jwe] jwe parents: 4108 diff changeset	318
3968 cef0ea4d1b3a [project @ 2002-07-01 19:16:01 by jwe] jwe parents: 3935 diff changeset	319 retval = (tmp.is_defined () && tmp.is_map ());
cef0ea4d1b3a [project @ 2002-07-01 19:16:01 by jwe] jwe parents: 3935 diff changeset	320 }
4179 8734ba917fea [project @ 2002-11-14 04:31:19 by jwe] jwe parents: 4143 diff changeset	321 #endif
3968 cef0ea4d1b3a [project @ 2002-07-01 19:16:01 by jwe] jwe parents: 3935 diff changeset	322
cef0ea4d1b3a [project @ 2002-07-01 19:16:01 by jwe] jwe parents: 3935 diff changeset	323 return retval;
2921 64dd86522a1d [project @ 1997-05-02 02:52:54 by jwe] jwe parents: 2909 diff changeset	324 }
2796 74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	325
5930 a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	326 static octave_value
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	327 do_isglobal (const octave_value_list& args)
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	328 {
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 4224 diff changeset	329 octave_value retval = false;
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	330
712 36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 704 diff changeset	331 int nargin = args.length ();
36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 704 diff changeset	332
36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 704 diff changeset	333 if (nargin != 1)
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	334 {
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5814 diff changeset	335 print_usage ();
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	336 return retval;
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	337 }
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	338
19403 03067dab10ca Use stricter input validation when looking for a string as input (bug #42651). Rik <rik@octave.org> parents: 19152 diff changeset	339 if (! args(0).is_string ())
636 fae2bd91c027 [project @ 1994-08-23 18:39:50 by jwe] jwe parents: 628 diff changeset	340 {
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 11595 diff changeset	341 error ("isglobal: NAME must be a string");
636 fae2bd91c027 [project @ 1994-08-23 18:39:50 by jwe] jwe parents: 628 diff changeset	342 return retval;
fae2bd91c027 [project @ 1994-08-23 18:39:50 by jwe] jwe parents: 628 diff changeset	343 }
fae2bd91c027 [project @ 1994-08-23 18:39:50 by jwe] jwe parents: 628 diff changeset	344
19403 03067dab10ca Use stricter input validation when looking for a string as input (bug #42651). Rik <rik@octave.org> parents: 19152 diff changeset	345 std::string name = args(0).string_value ();
03067dab10ca Use stricter input validation when looking for a string as input (bug #42651). Rik <rik@octave.org> parents: 19152 diff changeset	346
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	347 return symbol_table::is_global (name);
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	348 }
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	349
5930 a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	350 DEFUN (isglobal, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	351 "-- texinfo --\n\
5930 a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	352 @deftypefn {Built-in Function} {} isglobal (@var{name})\n\
11431 0d9640d755b1 Improve docstrings for all isXXX functions. Rik <octave@nomad.inbox5.com> parents: 11151 diff changeset	353 Return true if @var{name} is a globally visible variable.\n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	354 \n\
11431 0d9640d755b1 Improve docstrings for all isXXX functions. Rik <octave@nomad.inbox5.com> parents: 11151 diff changeset	355 For example:\n\
5930 a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	356 \n\
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	357 @example\n\
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	358 @group\n\
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	359 global x\n\
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	360 isglobal (\"x\")\n\
14360 97883071e8e4 doc: Correct off-by-1 spacings in all .cc docstrings Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	361 @result{} 1\n\
5930 a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	362 @end group\n\
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	363 @end example\n\
11431 0d9640d755b1 Improve docstrings for all isXXX functions. Rik <octave@nomad.inbox5.com> parents: 11151 diff changeset	364 @seealso{isvarname, exist}\n\
5930 a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	365 @end deftypefn")
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	366 {
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	367 return do_isglobal (args);
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	368 }
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	369
9454 c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	370 static octave_value
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	371 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	372 {
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	373 octave_value retval;
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	374
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9750 diff changeset	375 unwind_protect frame;
11029 4ab04ea74b08 make an internal function for try simulation Jaroslav Hajek <highegg@gmail.com> parents: 10975 diff changeset	376 interpreter_try (frame);
9454 c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	377
20535 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20232 diff changeset	378 try
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20232 diff changeset	379 {
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20232 diff changeset	380 retval = symbol_table::find (symbol_name);
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20232 diff changeset	381 }
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20232 diff changeset	382 catch (const octave_execution_exception&)
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20232 diff changeset	383 {
20756 200ae1d650b7 propagate octave_execution_exception objects through try/catch blocks John W. Eaton <jwe@octave.org> parents: 20727 diff changeset	384 recover_from_exception ();
20535 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20232 diff changeset	385 }
9454 c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	386
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	387 return retval;
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	388 }
c58b8960c7d0 variables.cc (symbol_exist): ignore errors when parsing functions John W. Eaton <jwe@octave.org> parents: 9445 diff changeset	389
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	390 int
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	391 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	392 {
18856 de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	393 if (is_keyword (name))
17963 2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	394 return 0;
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	395
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	396 bool search_any = type == "any";
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	397 bool search_var = type == "var";
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	398 bool search_dir = type == "dir";
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	399 bool search_file = type == "file";
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	400 bool search_builtin = type == "builtin";
20206 3c8260fd0837 Validate second option to exist () (bug #42618). Rik <rik@octave.org> parents: 20181 diff changeset	401 bool search_class = type == "class";
3c8260fd0837 Validate second option to exist () (bug #42618). Rik <rik@octave.org> parents: 20181 diff changeset	402
3c8260fd0837 Validate second option to exist () (bug #42618). Rik <rik@octave.org> parents: 20181 diff changeset	403 if (! (search_any \|\| search_var \|\| search_dir \|\| search_file \|\|
3c8260fd0837 Validate second option to exist () (bug #42618). Rik <rik@octave.org> parents: 20181 diff changeset	404 search_builtin \|\| search_class))
3c8260fd0837 Validate second option to exist () (bug #42618). Rik <rik@octave.org> parents: 20181 diff changeset	405 {
3c8260fd0837 Validate second option to exist () (bug #42618). Rik <rik@octave.org> parents: 20181 diff changeset	406 error ("exist: unrecognized type argument \"%s\"", type.c_str ());
3c8260fd0837 Validate second option to exist () (bug #42618). Rik <rik@octave.org> parents: 20181 diff changeset	407 return 0;
3c8260fd0837 Validate second option to exist () (bug #42618). Rik <rik@octave.org> parents: 20181 diff changeset	408 }
17963 2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	409
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	410 if (search_any \|\| search_var)
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	411 {
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	412 octave_value val = symbol_table::varval (name);
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	413
18856 de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	414 if (val.is_constant () \|\| val.is_object ()
de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	415 \|\| val.is_function_handle ()
de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	416 \|\| val.is_anonymous_function ()
de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	417 \|\| val.is_inline_function ())
17963 2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	418 return 1;
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	419
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	420 if (search_var)
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	421 return 0;
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	422 }
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	423
18856 de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	424 // We shouldn't need to look in the global symbol table, since any name
de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	425 // that is visible in the current scope will be in the local symbol table.
de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	426
18864 c677d9bd6bac exist: Don't look up name in symbol table if "file" or "dir" specified. Rik <rik@octave.org> parents: 18861 diff changeset	427 octave_value val;
c677d9bd6bac exist: Don't look up name in symbol table if "file" or "dir" specified. Rik <rik@octave.org> parents: 18861 diff changeset	428
c677d9bd6bac exist: Don't look up name in symbol table if "file" or "dir" specified. Rik <rik@octave.org> parents: 18861 diff changeset	429 if (search_any \|\| search_builtin)
18856 de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	430 {
18878 d3276190e551 Revert a0fd65914811 which does not truly fix bug #36067. Rik <rik@octave.org> parents: 18865 diff changeset	431 // FIXME: safe_symbol_lookup will attempt unsafe load of .oct/.mex file.
d3276190e551 Revert a0fd65914811 which does not truly fix bug #36067. Rik <rik@octave.org> parents: 18865 diff changeset	432 // This can cause a segfault. To catch this would require temporarily
d3276190e551 Revert a0fd65914811 which does not truly fix bug #36067. Rik <rik@octave.org> parents: 18865 diff changeset	433 // diverting the SIGSEGV exception handler and then restoring it.
d3276190e551 Revert a0fd65914811 which does not truly fix bug #36067. Rik <rik@octave.org> parents: 18865 diff changeset	434 // See bug #36067.
d3276190e551 Revert a0fd65914811 which does not truly fix bug #36067. Rik <rik@octave.org> parents: 18865 diff changeset	435 val = safe_symbol_lookup (name);
18864 c677d9bd6bac exist: Don't look up name in symbol table if "file" or "dir" specified. Rik <rik@octave.org> parents: 18861 diff changeset	436
c677d9bd6bac exist: Don't look up name in symbol table if "file" or "dir" specified. Rik <rik@octave.org> parents: 18861 diff changeset	437 if (val.is_defined () && val.is_builtin_function ())
18856 de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	438 return 5;
18861 da6ffbf75edf Simplify exist() code for recognizing command line functions. Rik <rik@octave.org> parents: 18858 diff changeset	439
da6ffbf75edf Simplify exist() code for recognizing command line functions. Rik <rik@octave.org> parents: 18858 diff changeset	440 if (search_builtin)
da6ffbf75edf Simplify exist() code for recognizing command line functions. Rik <rik@octave.org> parents: 18858 diff changeset	441 return 0;
18856 de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	442 }
de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	443
17963 2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	444 if (search_any \|\| search_file \|\| search_dir)
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	445 {
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	446 std::string file_name = lookup_autoload (name);
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	447
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	448 if (file_name.empty ())
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	449 file_name = load_path::find_fcn (name);
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	450
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	451 size_t len = file_name.length ();
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	452
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	453 if (len > 0)
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	454 {
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	455 if (search_any \|\| search_file)
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	456 {
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	457 if (len > 4 && (file_name.substr (len-4) == ".oct"
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	458 \|\| file_name.substr (len-4) == ".mex"))
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	459 return 3;
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	460 else
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	461 return 2;
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	462 }
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	463 }
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	464
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	465 file_name = file_in_path (name, "");
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	466
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	467 if (file_name.empty ())
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	468 file_name = name;
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	469
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	470 file_stat fs (file_name);
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	471
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	472 if (fs)
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	473 {
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	474 if (search_any \|\| search_file)
19861 19755f4fc851 maint: Cleanup C++ code to follow Octave coding conventions. Rik <rik@octave.org> parents: 19750 diff changeset	475 {
19755f4fc851 maint: Cleanup C++ code to follow Octave coding conventions. Rik <rik@octave.org> parents: 19750 diff changeset	476 if (fs.is_dir ())
19755f4fc851 maint: Cleanup C++ code to follow Octave coding conventions. Rik <rik@octave.org> parents: 19750 diff changeset	477 return 7;
19755f4fc851 maint: Cleanup C++ code to follow Octave coding conventions. Rik <rik@octave.org> parents: 19750 diff changeset	478
19755f4fc851 maint: Cleanup C++ code to follow Octave coding conventions. Rik <rik@octave.org> parents: 19750 diff changeset	479 len = file_name.length ();
19755f4fc851 maint: Cleanup C++ code to follow Octave coding conventions. Rik <rik@octave.org> parents: 19750 diff changeset	480
19755f4fc851 maint: Cleanup C++ code to follow Octave coding conventions. Rik <rik@octave.org> parents: 19750 diff changeset	481 if (len > 4 && (file_name.substr (len-4) == ".oct"
19755f4fc851 maint: Cleanup C++ code to follow Octave coding conventions. Rik <rik@octave.org> parents: 19750 diff changeset	482 \|\| file_name.substr (len-4) == ".mex"))
19755f4fc851 maint: Cleanup C++ code to follow Octave coding conventions. Rik <rik@octave.org> parents: 19750 diff changeset	483 return 3;
19755f4fc851 maint: Cleanup C++ code to follow Octave coding conventions. Rik <rik@octave.org> parents: 19750 diff changeset	484 else
19755f4fc851 maint: Cleanup C++ code to follow Octave coding conventions. Rik <rik@octave.org> parents: 19750 diff changeset	485 return 2;
19755f4fc851 maint: Cleanup C++ code to follow Octave coding conventions. Rik <rik@octave.org> parents: 19750 diff changeset	486 }
17963 2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	487 else if (search_dir && fs.is_dir ())
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	488 return 7;
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	489 }
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	490
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	491 if (search_file \|\| search_dir)
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	492 return 0;
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	493 }
1277 db4f4009d6e8 [project @ 1995-04-24 20:35:06 by jwe] jwe parents: 1271 diff changeset	494
18861 da6ffbf75edf Simplify exist() code for recognizing command line functions. Rik <rik@octave.org> parents: 18858 diff changeset	495 // Command line function which Matlab does not support
da6ffbf75edf Simplify exist() code for recognizing command line functions. Rik <rik@octave.org> parents: 18858 diff changeset	496 if (search_any && val.is_defined () && val.is_user_function ())
da6ffbf75edf Simplify exist() code for recognizing command line functions. Rik <rik@octave.org> parents: 18858 diff changeset	497 return 103;
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	498
17963 2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	499 return 0;
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	500 }
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	501
4962 0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	502 #define GET_IDX(LEN) \
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	503 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	504
4954 ed0f3cb6d3d4 [project @ 2004-09-01 21:24:53 by jwe] jwe parents: 4930 diff changeset	505 std::string
ed0f3cb6d3d4 [project @ 2004-09-01 21:24:53 by jwe] jwe parents: 4930 diff changeset	506 unique_symbol_name (const std::string& basename)
ed0f3cb6d3d4 [project @ 2004-09-01 21:24:53 by jwe] jwe parents: 4930 diff changeset	507 {
4962 0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	508 static const std::string alpha
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	509 = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	510
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	511 static size_t len = alpha.length ();
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	512
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	513 std::string nm = basename + alpha[GET_IDX (len)];
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	514
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	515 size_t pos = nm.length ();
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	516
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	517 if (nm.substr (0, 2) == "__")
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	518 nm.append ("__");
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 while (symbol_exist (nm, "any"))
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	521 nm.insert (pos++, 1, alpha[GET_IDX (len)]);
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	522
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	523 return nm;
4954 ed0f3cb6d3d4 [project @ 2004-09-01 21:24:53 by jwe] jwe parents: 4930 diff changeset	524 }
ed0f3cb6d3d4 [project @ 2004-09-01 21:24:53 by jwe] jwe parents: 4930 diff changeset	525
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	526 DEFUN (exist, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	527 "-- texinfo --\n\
18879 afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	528 @deftypefn {Built-in Function} {@var{c} =} exist (@var{name})\n\
afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	529 @deftypefnx {Built-in Function} {@var{c} =} exist (@var{name}, @var{type})\n\
afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	530 Check for the existence of @var{name} as a variable, function, file,\n\
afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	531 directory, or class.\n\
afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	532 \n\
afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	533 The return code @var{c} is one of\n\
afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	534 \n\
afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	535 @table @asis\n\
afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	536 @item 1\n\
afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	537 @var{name} is a variable.\n\
afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	538 \n\
afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	539 @item 2\n\
20713 2469d78a1d8b Consistently use 'filename' rather than 'file name' throughout code base. Rik <rik@octave.org> parents: 20711 diff changeset	540 @var{name} is an absolute filename, an ordinary file in Octave's\n\
18879 afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	541 @code{path}, or (after appending @samp{.m}) a function file in Octave's\n\
afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	542 @code{path}.\n\
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	543 \n\
18879 afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	544 @item 3\n\
afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	545 @var{name} is a @samp{.oct} or @samp{.mex} file in Octave's @code{path}.\n\
afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	546 \n\
afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	547 @item 5\n\
afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	548 @var{name} is a built-in function.\n\
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	549 \n\
18879 afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	550 @item 7\n\
afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	551 @var{name} is a directory.\n\
afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	552 \n\
afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	553 @item 103\n\
afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	554 @var{name} is a function not associated with a file (entered on the command\n\
afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	555 line).\n\
afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	556 \n\
afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	557 @item 0\n\
afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	558 @var{name} does not exist.\n\
afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	559 @end table\n\
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	560 \n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	561 If the optional argument @var{type} is supplied, check only for symbols of\n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	562 the specified type. Valid types are\n\
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	563 \n\
11595 5ec6aa05638d Prevent doubled quotes around @table items in Info. Rik <octave@nomad.inbox5.com> parents: 11591 diff changeset	564 @table @asis\n\
17281 bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted. Rik <rik@octave.org> parents: 16940 diff changeset	565 @item @qcode{\"var\"}\n\
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	566 Check only for variables.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	567 \n\
17281 bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted. Rik <rik@octave.org> parents: 16940 diff changeset	568 @item @qcode{\"builtin\"}\n\
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	569 Check only for built-in functions.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	570 \n\
18879 afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	571 @item @qcode{\"dir\"}\n\
afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	572 Check only for directories.\n\
afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	573 \n\
17281 bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted. Rik <rik@octave.org> parents: 16940 diff changeset	574 @item @qcode{\"file\"}\n\
15508 cea08e743c2c doc: Clarify that exist (name, "file") also includes directories (bug #37512). Rik <rik@octave.org> parents: 15467 diff changeset	575 Check only for files and directories.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	576 \n\
18879 afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	577 @item @qcode{\"class\"}\n\
19152 0f9c5a15c8fa doc: Periodic grammarcheck of documentation. Rik <rik@octave.org> parents: 19110 diff changeset	578 Check only for classes. (Note: This option is accepted, but not currently\n\
0f9c5a15c8fa doc: Periodic grammarcheck of documentation. Rik <rik@octave.org> parents: 19110 diff changeset	579 implemented)\n\
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	580 @end table\n\
15007 8f0e3c5bfa5f doc: Periodic grammarcheck of documentation Rik <rik@octave.org> parents: 14861 diff changeset	581 \n\
18879 afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	582 If no type is given, and there are multiple possible matches for name,\n\
afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	583 @code{exist} will return a code according to the following priority list:\n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	584 variable, built-in function, oct-file, directory, file, class.\n\
18879 afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	585 \n\
afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	586 @code{exist} returns 2 if a regular file called @var{name} is present in\n\
afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	587 Octave's search path. If you want information about other types of files\n\
afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	588 not on the search path you should use some combination of the functions\n\
afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	589 @code{file_in_path} and @code{stat} instead.\n\
afab3a2f57e7 doc: Update docstring for exist(). Rik <rik@octave.org> parents: 18878 diff changeset	590 \n\
18074 1e27079409bf Rename function dir_in_path to dir_in_loadpath. Rik <rik@octave.org> parents: 18070 diff changeset	591 @seealso{file_in_loadpath, file_in_path, dir_in_loadpath, stat}\n\
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	592 @end deftypefn")
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	593 {
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 4224 diff changeset	594 octave_value retval = false;
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	595
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	596 int nargin = args.length ();
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	597
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	598 if (nargin == 1 \|\| nargin == 2)
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	599 {
20700 68e3a747ca02 rename octave_value value extractors that accept error message args John W. Eaton <jwe@octave.org> parents: 20581 diff changeset	600 std::string name = args(0).xstring_value ("exist: NAME must be a string");
20581 fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	601
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	602 if (nargin == 2)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	603 {
20700 68e3a747ca02 rename octave_value value extractors that accept error message args John W. Eaton <jwe@octave.org> parents: 20581 diff changeset	604 std::string type = args(1).xstring_value ("exist: TYPE must be a string");
20581 fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	605
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	606 if (type == "class")
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	607 warning ("exist: \"class\" type argument is not implemented");
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	608
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	609 retval = symbol_exist (name, type);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	610 }
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	611 else
20581 fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	612 retval = symbol_exist (name);
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	613 }
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	614 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5814 diff changeset	615 print_usage ();
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	616
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	617 return retval;
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	618 }
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	619
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	620 /*
18856 de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	621 %!shared dirtmp, __var1
de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	622 %! dirtmp = P_tmpdir ();
de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	623 %! __var1 = 1;
de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	624
de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	625 %!assert (exist ("__%Highly_unlikely_name%__"), 0)
de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	626 %!assert (exist ("__var1"), 1)
de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	627 %!assert (exist ("__var1", "var"), 1)
de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	628 %!assert (exist ("__var1", "builtin"), 0)
de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	629 %!assert (exist ("__var1", "dir"), 0)
de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	630 %!assert (exist ("__var1", "file"), 0)
de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	631
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	632 %!test
14429 eff4a5933e28 Update %!tests in src/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14366 diff changeset	633 %! if (isunix ())
18856 de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	634 %! assert (exist ("/bin/sh"), 2);
de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	635 %! assert (exist ("/bin/sh", "file"), 2);
de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	636 %! assert (exist ("/bin/sh", "dir"), 0);
de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	637 %! assert (exist ("/dev/null"), 2);
de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	638 %! assert (exist ("/dev/null", "file"), 2);
de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	639 %! assert (exist ("/dev/null", "dir"), 0);
14429 eff4a5933e28 Update %!tests in src/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14366 diff changeset	640 %! endif
18856 de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	641
19750 2111917d34c4 fix tests failing after changeset c913247c85a8 John W. Eaton <jwe@octave.org> parents: 19743 diff changeset	642 %!assert (exist ("print_usage"), 2)
2111917d34c4 fix tests failing after changeset c913247c85a8 John W. Eaton <jwe@octave.org> parents: 19743 diff changeset	643 %!assert (exist ("print_usage.m"), 2)
2111917d34c4 fix tests failing after changeset c913247c85a8 John W. Eaton <jwe@octave.org> parents: 19743 diff changeset	644 %!assert (exist ("print_usage", "file"), 2)
2111917d34c4 fix tests failing after changeset c913247c85a8 John W. Eaton <jwe@octave.org> parents: 19743 diff changeset	645 %!assert (exist ("print_usage", "dir"), 0)
18856 de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	646
20713 2469d78a1d8b Consistently use 'filename' rather than 'file name' throughout code base. Rik <rik@octave.org> parents: 20711 diff changeset	647 ## Don't search path for rooted relative filenames
19915 85c5a81c6ddd Rewrite BIST tests for exist to pass on Windows (bug #44445). Rik <rik@octave.org> parents: 19864 diff changeset	648 %!assert (exist ("plot.m", "file"), 2);
85c5a81c6ddd Rewrite BIST tests for exist to pass on Windows (bug #44445). Rik <rik@octave.org> parents: 19864 diff changeset	649 %!assert (exist ("./plot.m", "file"), 0);
85c5a81c6ddd Rewrite BIST tests for exist to pass on Windows (bug #44445). Rik <rik@octave.org> parents: 19864 diff changeset	650 %!assert (exist ("./%nonexistentfile%", "file"), 0);
85c5a81c6ddd Rewrite BIST tests for exist to pass on Windows (bug #44445). Rik <rik@octave.org> parents: 19864 diff changeset	651 %!assert (exist ("%nonexistentfile%", "file"), 0);
20181 aa36fb998a4d maint: Remove unnecessary whitespace at end of lines. Rik <rik@octave.org> parents: 20178 diff changeset	652
20713 2469d78a1d8b Consistently use 'filename' rather than 'file name' throughout code base. Rik <rik@octave.org> parents: 20711 diff changeset	653 ## Don't search path for absolute filenames
19915 85c5a81c6ddd Rewrite BIST tests for exist to pass on Windows (bug #44445). Rik <rik@octave.org> parents: 19864 diff changeset	654 %!test
20181 aa36fb998a4d maint: Remove unnecessary whitespace at end of lines. Rik <rik@octave.org> parents: 20178 diff changeset	655 %! tname = tempname (pwd ());
19915 85c5a81c6ddd Rewrite BIST tests for exist to pass on Windows (bug #44445). Rik <rik@octave.org> parents: 19864 diff changeset	656 %! unwind_protect
85c5a81c6ddd Rewrite BIST tests for exist to pass on Windows (bug #44445). Rik <rik@octave.org> parents: 19864 diff changeset	657 %! ## open/close file to create it, equivalent of touch
85c5a81c6ddd Rewrite BIST tests for exist to pass on Windows (bug #44445). Rik <rik@octave.org> parents: 19864 diff changeset	658 %! fid = fopen (tname, "w");
85c5a81c6ddd Rewrite BIST tests for exist to pass on Windows (bug #44445). Rik <rik@octave.org> parents: 19864 diff changeset	659 %! fclose (fid);
85c5a81c6ddd Rewrite BIST tests for exist to pass on Windows (bug #44445). Rik <rik@octave.org> parents: 19864 diff changeset	660 %! [~, fname] = fileparts (tname);
85c5a81c6ddd Rewrite BIST tests for exist to pass on Windows (bug #44445). Rik <rik@octave.org> parents: 19864 diff changeset	661 %! assert (exist (fullfile (pwd (), fname), "file"), 2);
85c5a81c6ddd Rewrite BIST tests for exist to pass on Windows (bug #44445). Rik <rik@octave.org> parents: 19864 diff changeset	662 %! unwind_protect_cleanup
85c5a81c6ddd Rewrite BIST tests for exist to pass on Windows (bug #44445). Rik <rik@octave.org> parents: 19864 diff changeset	663 %! unlink (tname);
85c5a81c6ddd Rewrite BIST tests for exist to pass on Windows (bug #44445). Rik <rik@octave.org> parents: 19864 diff changeset	664 %! end_unwind_protect
85c5a81c6ddd Rewrite BIST tests for exist to pass on Windows (bug #44445). Rik <rik@octave.org> parents: 19864 diff changeset	665 %! assert (exist (fullfile (pwd (), "%nonexistentfile%"), "file"), 0);
85c5a81c6ddd Rewrite BIST tests for exist to pass on Windows (bug #44445). Rik <rik@octave.org> parents: 19864 diff changeset	666
18856 de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	667 %!testif HAVE_CHOLMOD
de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	668 %! assert (exist ("chol"), 3);
18858 a1dde4d4c45c Return correct exist code for mex files when .mex extension given (bug #42614). Rik <rik@octave.org> parents: 18856 diff changeset	669 %! assert (exist ("chol.oct"), 3);
18856 de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	670 %! assert (exist ("chol", "file"), 3);
de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	671 %! assert (exist ("chol", "builtin"), 0);
de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	672
de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	673 %!assert (exist ("sin"), 5)
18861 da6ffbf75edf Simplify exist() code for recognizing command line functions. Rik <rik@octave.org> parents: 18858 diff changeset	674 %!assert (exist ("sin", "builtin"), 5)
da6ffbf75edf Simplify exist() code for recognizing command line functions. Rik <rik@octave.org> parents: 18858 diff changeset	675 %!assert (exist ("sin", "file"), 0)
18856 de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	676
de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	677 %!assert (exist (dirtmp), 7)
de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	678 %!assert (exist (dirtmp, "dir"), 7)
de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	679 %!assert (exist (dirtmp, "file"), 7)
de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	680
18880 ca0d9844dfd7 Fix input validation for exist() which did not error on non-string input. Rik <rik@octave.org> parents: 18879 diff changeset	681 %!error exist ()
ca0d9844dfd7 Fix input validation for exist() which did not error on non-string input. Rik <rik@octave.org> parents: 18879 diff changeset	682 %!error exist (1,2,3)
ca0d9844dfd7 Fix input validation for exist() which did not error on non-string input. Rik <rik@octave.org> parents: 18879 diff changeset	683 %!warning <"class" type argument is not implemented> exist ("a", "class");
ca0d9844dfd7 Fix input validation for exist() which did not error on non-string input. Rik <rik@octave.org> parents: 18879 diff changeset	684 %!error <TYPE must be a string> exist ("a", 1)
ca0d9844dfd7 Fix input validation for exist() which did not error on non-string input. Rik <rik@octave.org> parents: 18879 diff changeset	685 %!error <NAME must be a string> exist (1)
20206 3c8260fd0837 Validate second option to exist () (bug #42618). Rik <rik@octave.org> parents: 20181 diff changeset	686 %!error <unrecognized type argument "foobar"> exist ("a", "foobar")
18880 ca0d9844dfd7 Fix input validation for exist() which did not error on non-string input. Rik <rik@octave.org> parents: 18879 diff changeset	687
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	688 */
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	689
2849 5338beb20eb9 [project @ 1997-03-28 21:33:27 by jwe] jwe parents: 2847 diff changeset	690 octave_value
4988 352d228d409b [project @ 2004-09-11 13:05:38 by jwe] jwe parents: 4962 diff changeset	691 lookup_function_handle (const std::string& nm)
352d228d409b [project @ 2004-09-11 13:05:38 by jwe] jwe parents: 4962 diff changeset	692 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	693 octave_value val = symbol_table::varval (nm);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	694
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	695 return val.is_function_handle () ? val : octave_value ();
4988 352d228d409b [project @ 2004-09-11 13:05:38 by jwe] jwe parents: 4962 diff changeset	696 }
352d228d409b [project @ 2004-09-11 13:05:38 by jwe] jwe parents: 4962 diff changeset	697
352d228d409b [project @ 2004-09-11 13:05:38 by jwe] jwe parents: 4962 diff changeset	698 octave_value
5027 da607e9daf12 [project @ 2004-09-23 01:37:57 by jwe] jwe parents: 5004 diff changeset	699 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	700 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7626 diff changeset	701 octave_value val = symbol_table::global_varval (nm);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	702
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	703 if (val.is_undefined () && ! silent)
15466 d174210ce1ec use ' instead of ` in error messages, warnings and most comments John W. Eaton <jwe@octave.org> parents: 14138 diff changeset	704 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	705
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	706 return val;
2849 5338beb20eb9 [project @ 1997-03-28 21:33:27 by jwe] jwe parents: 2847 diff changeset	707 }
5338beb20eb9 [project @ 1997-03-28 21:33:27 by jwe] jwe parents: 2847 diff changeset	708
5338beb20eb9 [project @ 1997-03-28 21:33:27 by jwe] jwe parents: 2847 diff changeset	709 void
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3476 diff changeset	710 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	711 {
16442 302157614308 deprecate symbol_table::varref functions John W. Eaton <jwe@octave.org> parents: 15807 diff changeset	712 symbol_table::global_assign (nm, val);
2849 5338beb20eb9 [project @ 1997-03-28 21:33:27 by jwe] jwe parents: 2847 diff changeset	713 }
5338beb20eb9 [project @ 1997-03-28 21:33:27 by jwe] jwe parents: 2847 diff changeset	714
10071 e42b1bbd1052 variables.cc (get_top_level_value, set_top_level_value): new functions John W. Eaton <jwe@octave.org> parents: 10066 diff changeset	715 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	716 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	717 {
e42b1bbd1052 variables.cc (get_top_level_value, set_top_level_value): new functions John W. Eaton <jwe@octave.org> parents: 10066 diff changeset	718 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	719
e42b1bbd1052 variables.cc (get_top_level_value, set_top_level_value): new functions John W. Eaton <jwe@octave.org> parents: 10066 diff changeset	720 if (val.is_undefined () && ! silent)
15466 d174210ce1ec use ' instead of ` in error messages, warnings and most comments John W. Eaton <jwe@octave.org> parents: 14138 diff changeset	721 error ("get_top_level_value: undefined symbol '%s'", nm.c_str ());
10071 e42b1bbd1052 variables.cc (get_top_level_value, set_top_level_value): new functions John W. Eaton <jwe@octave.org> parents: 10066 diff changeset	722
e42b1bbd1052 variables.cc (get_top_level_value, set_top_level_value): new functions John W. Eaton <jwe@octave.org> parents: 10066 diff changeset	723 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	724 }
e42b1bbd1052 variables.cc (get_top_level_value, set_top_level_value): new functions John W. Eaton <jwe@octave.org> parents: 10066 diff changeset	725
e42b1bbd1052 variables.cc (get_top_level_value, set_top_level_value): new functions John W. Eaton <jwe@octave.org> parents: 10066 diff changeset	726 void
e42b1bbd1052 variables.cc (get_top_level_value, set_top_level_value): new functions John W. Eaton <jwe@octave.org> parents: 10066 diff changeset	727 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	728 {
16442 302157614308 deprecate symbol_table::varref functions John W. Eaton <jwe@octave.org> parents: 15807 diff changeset	729 symbol_table::top_level_assign (nm, val);
10071 e42b1bbd1052 variables.cc (get_top_level_value, set_top_level_value): new functions John W. Eaton <jwe@octave.org> parents: 10066 diff changeset	730 }
e42b1bbd1052 variables.cc (get_top_level_value, set_top_level_value): new functions John W. Eaton <jwe@octave.org> parents: 10066 diff changeset	731
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	732 // Variable values.
195 13c6086c325c [project @ 1993-11-06 10:12:29 by jwe] jwe parents: 191 diff changeset	733
10637 9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	734 static bool
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	735 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	736 {
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	737 bool retval = false;
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	738
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	739 if (nargin == 2)
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	740 {
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	741 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	742 {
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	743 nargin = 1;
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	744 retval = true;
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	745 }
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	746 else
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	747 {
20711 7b608fadc663 Make error messages more specific about the variable and problem encountered. Rik <rik@octave.org> parents: 20704 diff changeset	748 error_with_cfn ("second argument must be \"local\"");
10637 9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	749 nargin = 0;
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	750 }
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	751 }
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	752
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	753 return retval;
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	754 }
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	755
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	756 template <class T>
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	757 bool try_local_protect (T& var)
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	758 {
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	759 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	760 octave_user_function *curr_usr_fcn = 0;
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	761 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	762 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	763
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	764 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	765 return true;
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	766 else
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	767 return false;
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	768 }
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	769
5791 70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	770 octave_value
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	771 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	772 int nargout, const char *nm)
5791 70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	773 {
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	774 octave_value retval;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	775
5800 e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	776 int nargin = args.length ();
e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	777
e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	778 if (nargout > 0 \|\| nargin == 0)
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	779 retval = var;
5791 70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	780
10637 9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	781 if (wants_local_change (args, nargin))
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	782 {
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	783 if (! try_local_protect (var))
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	784 warning ("\"local\" has no effect outside a function");
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	785 }
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	786
5791 70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	787 if (nargin == 1)
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	788 {
20711 7b608fadc663 Make error messages more specific about the variable and problem encountered. Rik <rik@octave.org> parents: 20704 diff changeset	789 bool bval = args(0).xbool_value ("%s: argument must be a logical value", nm);
20704 571508c1ed06 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20700 diff changeset	790
571508c1ed06 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20700 diff changeset	791 var = bval;
5791 70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	792 }
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	793 else if (nargin > 1)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5814 diff changeset	794 print_usage ();
5791 70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	795
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	796 return retval;
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	797 }
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	798
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	799 octave_value
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	800 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	801 int nargout, const char *nm)
5791 70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	802 {
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	803 octave_value retval;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	804
5800 e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	805 int nargin = args.length ();
e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	806
e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	807 if (nargout > 0 \|\| nargin == 0)
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	808 retval = var;
5791 70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	809
10637 9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	810 if (wants_local_change (args, nargin))
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	811 {
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	812 if (! try_local_protect (var))
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	813 warning ("\"local\" has no effect outside a function");
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	814 }
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	815
5791 70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	816 if (nargin == 1)
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	817 {
20700 68e3a747ca02 rename octave_value value extractors that accept error message args John W. Eaton <jwe@octave.org> parents: 20581 diff changeset	818 std::string sval = args(0).xstring_value ("%s: argument must be a single character", nm);
20581 fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	819
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	820 switch (sval.length ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	821 {
20581 fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	822 case 1:
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	823 var = sval[0];
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	824 break;
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	825
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	826 case 0:
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	827 var = '\0';
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	828 break;
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	829
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	830 default:
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	831 error ("%s: argument must be a single character", nm);
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	832 break;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	833 }
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	834 }
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	835 else if (nargin > 1)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5814 diff changeset	836 print_usage ();
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	837
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	838 return retval;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	839 }
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	840
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	841 octave_value
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	842 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	843 int nargout, const char *nm,
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	844 int minval, int maxval)
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 octave_value retval;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	847
5800 e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	848 int nargin = args.length ();
e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	849
e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	850 if (nargout > 0 \|\| nargin == 0)
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	851 retval = var;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	852
10637 9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	853 if (wants_local_change (args, nargin))
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	854 {
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	855 if (! try_local_protect (var))
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	856 warning ("\"local\" has no effect outside a function");
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	857 }
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	858
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	859 if (nargin == 1)
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	860 {
20711 7b608fadc663 Make error messages more specific about the variable and problem encountered. Rik <rik@octave.org> parents: 20704 diff changeset	861 int ival = args(0).xint_value ("%s: argument must be an integer value", nm);
20704 571508c1ed06 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20700 diff changeset	862
571508c1ed06 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20700 diff changeset	863 if (ival < minval)
20711 7b608fadc663 Make error messages more specific about the variable and problem encountered. Rik <rik@octave.org> parents: 20704 diff changeset	864 error ("%s: arg must be greater than %d", nm, minval);
20704 571508c1ed06 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20700 diff changeset	865 else if (ival > maxval)
20711 7b608fadc663 Make error messages more specific about the variable and problem encountered. Rik <rik@octave.org> parents: 20704 diff changeset	866 error ("%s: arg must be less than or equal to %d",
20704 571508c1ed06 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20700 diff changeset	867 nm, maxval);
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	868 else
20704 571508c1ed06 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20700 diff changeset	869 var = ival;
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	870 }
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	871 else if (nargin > 1)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5814 diff changeset	872 print_usage ();
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	873
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	874 return retval;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	875 }
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	876
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	877 octave_value
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	878 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	879 int nargout, const char *nm,
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	880 double minval, double maxval)
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	881 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	882 octave_value retval;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	883
5800 e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	884 int nargin = args.length ();
e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	885
e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	886 if (nargout > 0 \|\| nargin == 0)
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	887 retval = var;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	888
10637 9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	889 if (wants_local_change (args, nargin))
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	890 {
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	891 if (! try_local_protect (var))
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	892 warning ("\"local\" has no effect outside a function");
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	893 }
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	894
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	895 if (nargin == 1)
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	896 {
20711 7b608fadc663 Make error messages more specific about the variable and problem encountered. Rik <rik@octave.org> parents: 20704 diff changeset	897 double dval = args(0).xscalar_value ("%s: argument must be a scalar value", nm);
20704 571508c1ed06 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20700 diff changeset	898
571508c1ed06 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20700 diff changeset	899 if (dval < minval)
20711 7b608fadc663 Make error messages more specific about the variable and problem encountered. Rik <rik@octave.org> parents: 20704 diff changeset	900 error ("%s: argument must be greater than %g", minval);
20704 571508c1ed06 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20700 diff changeset	901 else if (dval > maxval)
20711 7b608fadc663 Make error messages more specific about the variable and problem encountered. Rik <rik@octave.org> parents: 20704 diff changeset	902 error ("%s: argument must be less than or equal to %g", maxval);
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	903 else
20704 571508c1ed06 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20700 diff changeset	904 var = dval;
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	905 }
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	906 else if (nargin > 1)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5814 diff changeset	907 print_usage ();
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	908
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	909 return retval;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	910 }
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	911
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	912 octave_value
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	913 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	914 int nargout, const char *nm, bool empty_ok)
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	915 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	916 octave_value retval;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	917
5800 e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	918 int nargin = args.length ();
e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	919
e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	920 if (nargout > 0 \|\| nargin == 0)
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	921 retval = var;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	922
10637 9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	923 if (wants_local_change (args, nargin))
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	924 {
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	925 if (! try_local_protect (var))
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	926 warning ("\"local\" has no effect outside a function");
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	927 }
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	928
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	929 if (nargin == 1)
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	930 {
20700 68e3a747ca02 rename octave_value value extractors that accept error message args John W. Eaton <jwe@octave.org> parents: 20581 diff changeset	931 std::string sval = args(0).xstring_value ("%s: first argument must be a string", nm);
20581 fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	932
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	933 if (empty_ok \|\| ! sval.empty ())
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	934 var = sval;
5791 70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	935 else
20581 fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	936 error ("%s: value must not be empty", nm);
5791 70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	937 }
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	938 else if (nargin > 1)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5814 diff changeset	939 print_usage ();
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	940
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	941 return retval;
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	942 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	943
10638 e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	944 octave_value
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	945 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	946 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	947 {
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	948 octave_value retval;
10640 5c594472f75e determine string enum length by trailing null rather than sizeof Jaroslav Hajek <highegg@gmail.com> parents: 10638 diff changeset	949 int nchoices = 0;
5c594472f75e determine string enum length by trailing null rather than sizeof Jaroslav Hajek <highegg@gmail.com> parents: 10638 diff changeset	950 while (choices[nchoices] != 0)
5c594472f75e determine string enum length by trailing null rather than sizeof Jaroslav Hajek <highegg@gmail.com> parents: 10638 diff changeset	951 nchoices++;
10638 e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	952
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	953 int nargin = args.length ();
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	954 assert (var < nchoices);
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	955
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	956 if (nargout > 0 \|\| nargin == 0)
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	957 retval = choices[var];
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	958
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	959 if (wants_local_change (args, nargin))
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	960 {
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	961 if (! try_local_protect (var))
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	962 warning ("\"local\" has no effect outside a function");
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	963 }
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	964
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	965 if (nargin == 1)
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	966 {
20700 68e3a747ca02 rename octave_value value extractors that accept error message args John W. Eaton <jwe@octave.org> parents: 20581 diff changeset	967 std::string sval = args(0).xstring_value ("%s: first argument must be a string", nm);
20581 fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	968
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	969 int i = 0;
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	970 for (; i < nchoices; i++)
10638 e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	971 {
20581 fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	972 if (sval == choices[i])
10638 e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	973 {
20581 fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	974 var = i;
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	975 break;
10638 e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	976 }
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	977 }
20581 fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	978 if (i == nchoices)
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	979 error ("%s: value not allowed (\"%s\")", nm, sval.c_str ());
10638 e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	980 }
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	981 else if (nargin > 1)
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	982 print_usage ();
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	983
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	984 return retval;
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	985 }
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	986
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	987 struct
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	988 whos_parameter
195 13c6086c325c [project @ 1993-11-06 10:12:29 by jwe] jwe parents: 191 diff changeset	989 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	990 char command;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	991 char modifier;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	992 int parameter_length;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	993 int first_parameter_length;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	994 int balance;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	995 std::string text;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	996 std::string line;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	997 };
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	998
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	999 static void
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1000 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	1001 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1002 // 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	1003 std::list<whos_parameter>::iterator i = params.begin ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1004 std::ostringstream param_buf;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1005
17818 f1b59ef34eda attempt to avoid setting persistent state on i/o streams (bug #40396) John W. Eaton <jwe@octave.org> parents: 17787 diff changeset	1006 octave_preserve_stream_state stream_state (os);
f1b59ef34eda attempt to avoid setting persistent state on i/o streams (bug #40396) John W. Eaton <jwe@octave.org> parents: 17787 diff changeset	1007
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1008 while (i != params.end ())
195 13c6086c325c [project @ 1993-11-06 10:12:29 by jwe] jwe parents: 191 diff changeset	1009 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1010 whos_parameter param = *i;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1011
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1012 if (param.command != '\0')
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1013 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1014 // Do the actual printing
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1015 switch (param.modifier)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1016 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1017 case 'l':
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	1018 os << std::setiosflags (std::ios::left)
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	1019 << std::setw (param.parameter_length);
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	1020 param_buf << std::setiosflags (std::ios::left)
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	1021 << std::setw (param.parameter_length);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1022 break;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1023
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1024 case 'r':
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	1025 os << std::setiosflags (std::ios::right)
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	1026 << std::setw (param.parameter_length);
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	1027 param_buf << std::setiosflags (std::ios::right)
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	1028 << std::setw (param.parameter_length);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1029 break;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1030
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1031 case 'c':
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1032 if (param.command != 's')
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1033 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1034 os << std::setiosflags (std::ios::left)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1035 << std::setw (param.parameter_length);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1036 param_buf << std::setiosflags (std::ios::left)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1037 << std::setw (param.parameter_length);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1038 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1039 break;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1040
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1041 default:
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	1042 os << std::setiosflags (std::ios::left)
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	1043 << std::setw (param.parameter_length);
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	1044 param_buf << std::setiosflags (std::ios::left)
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	1045 << std::setw (param.parameter_length);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1046 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1047
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1048 if (param.command == 's' && param.modifier == 'c')
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1049 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1050 int a, b;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11558 diff changeset	1051
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1052 if (param.modifier == 'c')
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1053 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1054 a = param.first_parameter_length - param.balance;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1055 a = (a < 0 ? 0 : a);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1056 b = param.parameter_length - a - param.text . length ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1057 b = (b < 0 ? 0 : b);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1058 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	1059 << "" << std::resetiosflags (std::ios::left) << param.text
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1060 << std::setiosflags (std::ios::left)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1061 << std::setw (b) << ""
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1062 << std::resetiosflags (std::ios::left);
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	1063 param_buf << std::setiosflags (std::ios::left)
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	1064 << std::setw (a)
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	1065 << "" << std::resetiosflags (std::ios::left)
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	1066 << param.line
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	1067 << std::setiosflags (std::ios::left)
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	1068 << std::setw (b) << ""
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	1069 << std::resetiosflags (std::ios::left);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1070 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1071 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1072 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1073 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1074 os << param.text;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1075 param_buf << param.line;
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 os << std::resetiosflags (std::ios::left)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1078 << std::resetiosflags (std::ios::right);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1079 param_buf << std::resetiosflags (std::ios::left)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1080 << std::resetiosflags (std::ios::right);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1081 i++;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1082 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1083 else
10315 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 os << param.text;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1086 param_buf << param.line;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1087 i++;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1088 }
195 13c6086c325c [project @ 1993-11-06 10:12:29 by jwe] jwe parents: 191 diff changeset	1089 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1090
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1091 os << param_buf.str ();
195 13c6086c325c [project @ 1993-11-06 10:12:29 by jwe] jwe parents: 191 diff changeset	1092 }
13c6086c325c [project @ 1993-11-06 10:12:29 by jwe] jwe parents: 191 diff changeset	1093
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	1094 // FIXME: This is a bit of a kluge. We'd like to just use val.dims()
9704 bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	1095 // 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	1096 // 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	1097 // unresolved const issues that prevent that solution from working.
19718 675d92e7d507 Temporary workaround for user-defined object sizes reported as 1x1 in GUI (bug #43096) Colin Macdonald <cbm@m.fsf.org> parents: 19697 diff changeset	1098 // This same kluge is done in symtab.cc (do_workspace_info), fix there too.
9704 bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	1099
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	1100 std::string
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	1101 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	1102 {
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	1103 octave_value tmp = val;
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	1104
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	1105 Matrix sz = tmp.size ();
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	1106
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	1107 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	1108
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	1109 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	1110 dv(i) = sz(i);
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	1111
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	1112 return dv.str ();
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	1113 }
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	1114
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1115 class
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1116 symbol_info_list
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	1117 {
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1118 private:
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1119 struct symbol_info
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1120 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1121 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	1122 const std::string& expr_str = std::string (),
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1123 const octave_value& expr_val = octave_value ())
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1124 : name (expr_str.empty () ? sr.name () : expr_str),
12651 332bb3b9600e interpreter: Add new attribute 'complex' in whos (bug #32053) Daniel Kraft <d@domob.eu> parents: 12632 diff changeset	1125 varval (expr_val.is_undefined () ? sr.varval () : expr_val),
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1126 is_automatic (sr.is_automatic ()),
12651 332bb3b9600e interpreter: Add new attribute 'complex' in whos (bug #32053) Daniel Kraft <d@domob.eu> parents: 12632 diff changeset	1127 is_complex (varval.is_complex_type ()),
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1128 is_formal (sr.is_formal ()),
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1129 is_global (sr.is_global ()),
12651 332bb3b9600e interpreter: Add new attribute 'complex' in whos (bug #32053) Daniel Kraft <d@domob.eu> parents: 12632 diff changeset	1130 is_persistent (sr.is_persistent ())
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1131 { }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1132
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1133 void display_line (std::ostream& os,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1134 const std::list<whos_parameter>& params) const
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	1135 {
9704 bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	1136 std::string dims_str = get_dims_str (varval);
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1137
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1138 std::list<whos_parameter>::const_iterator i = params.begin ();
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1139
17818 f1b59ef34eda attempt to avoid setting persistent state on i/o streams (bug #40396) John W. Eaton <jwe@octave.org> parents: 17787 diff changeset	1140 octave_preserve_stream_state stream_state (os);
f1b59ef34eda attempt to avoid setting persistent state on i/o streams (bug #40396) John W. Eaton <jwe@octave.org> parents: 17787 diff changeset	1141
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1142 while (i != params.end ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1143 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1144 whos_parameter param = *i;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1145
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1146 if (param.command != '\0')
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1147 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1148 // Do the actual printing.
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1149
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1150 switch (param.modifier)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1151 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1152 case 'l':
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1153 os << std::setiosflags (std::ios::left)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1154 << std::setw (param.parameter_length);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1155 break;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1156
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1157 case 'r':
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1158 os << std::setiosflags (std::ios::right)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1159 << std::setw (param.parameter_length);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1160 break;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1161
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1162 case 'c':
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1163 if (param.command == 's')
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1164 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1165 int front = param.first_parameter_length
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	1166 - dims_str.find ('x');
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1167 int back = param.parameter_length
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	1168 - dims_str.length ()
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	1169 - front;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1170 front = (front > 0) ? front : 0;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1171 back = (back > 0) ? back : 0;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1172
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1173 os << std::setiosflags (std::ios::left)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1174 << std::setw (front)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1175 << ""
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1176 << std::resetiosflags (std::ios::left)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1177 << dims_str
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1178 << std::setiosflags (std::ios::left)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1179 << std::setw (back)
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 << std::resetiosflags (std::ios::left);
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 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1184 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1185 os << std::setiosflags (std::ios::left)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1186 << std::setw (param.parameter_length);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1187 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1188 break;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1189
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1190 default:
15466 d174210ce1ec use ' instead of ` in error messages, warnings and most comments John W. Eaton <jwe@octave.org> parents: 14138 diff changeset	1191 error ("whos_line_format: modifier '%c' unknown",
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1192 param.modifier);
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1193
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1194 os << std::setiosflags (std::ios::right)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1195 << std::setw (param.parameter_length);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1196 }
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1197
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1198 switch (param.command)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1199 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1200 case 'a':
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1201 {
12651 332bb3b9600e interpreter: Add new attribute 'complex' in whos (bug #32053) Daniel Kraft <d@domob.eu> parents: 12632 diff changeset	1202 char tmp[6];
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1203
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1204 tmp[0] = (is_automatic ? 'a' : ' ');
12651 332bb3b9600e interpreter: Add new attribute 'complex' in whos (bug #32053) Daniel Kraft <d@domob.eu> parents: 12632 diff changeset	1205 tmp[1] = (is_complex ? 'c' : ' ');
332bb3b9600e interpreter: Add new attribute 'complex' in whos (bug #32053) Daniel Kraft <d@domob.eu> parents: 12632 diff changeset	1206 tmp[2] = (is_formal ? 'f' : ' ');
332bb3b9600e interpreter: Add new attribute 'complex' in whos (bug #32053) Daniel Kraft <d@domob.eu> parents: 12632 diff changeset	1207 tmp[3] = (is_global ? 'g' : ' ');
332bb3b9600e interpreter: Add new attribute 'complex' in whos (bug #32053) Daniel Kraft <d@domob.eu> parents: 12632 diff changeset	1208 tmp[4] = (is_persistent ? 'p' : ' ');
332bb3b9600e interpreter: Add new attribute 'complex' in whos (bug #32053) Daniel Kraft <d@domob.eu> parents: 12632 diff changeset	1209 tmp[5] = 0;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1210
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1211 os << tmp;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1212 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1213 break;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1214
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1215 case 'b':
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1216 os << varval.byte_size ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1217 break;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1218
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1219 case 'c':
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1220 os << varval.class_name ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1221 break;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1222
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1223 case 'e':
20229 5dfaaaae784f Deprecate Array::capacity() and Sparse::capacity() for numel() and nzmax(). Carnë Draug <carandraug@octave.org> parents: 20206 diff changeset	1224 os << varval.numel ();
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1225 break;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1226
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1227 case 'n':
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1228 os << name;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1229 break;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1230
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1231 case 's':
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1232 if (param.modifier != 'c')
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1233 os << dims_str;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1234 break;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1235
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1236 case 't':
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1237 os << varval.type_name ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1238 break;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11558 diff changeset	1239
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1240 default:
15466 d174210ce1ec use ' instead of ` in error messages, warnings and most comments John W. Eaton <jwe@octave.org> parents: 14138 diff changeset	1241 error ("whos_line_format: command '%c' unknown",
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1242 param.command);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1243 }
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1244
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1245 os << std::resetiosflags (std::ios::left)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1246 << std::resetiosflags (std::ios::right);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1247 i++;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1248 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1249 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1250 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1251 os << param.text;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1252 i++;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1253 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1254 }
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	1255 }
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1256
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1257 std::string name;
12651 332bb3b9600e interpreter: Add new attribute 'complex' in whos (bug #32053) Daniel Kraft <d@domob.eu> parents: 12632 diff changeset	1258 octave_value varval;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1259 bool is_automatic;
12651 332bb3b9600e interpreter: Add new attribute 'complex' in whos (bug #32053) Daniel Kraft <d@domob.eu> parents: 12632 diff changeset	1260 bool is_complex;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1261 bool is_formal;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1262 bool is_global;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1263 bool is_persistent;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1264 };
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1265
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1266 public:
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1267 symbol_info_list (void) : lst () { }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1268
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1269 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	1270
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1271 symbol_info_list& operator = (const symbol_info_list& sil)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1272 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1273 if (this != &sil)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1274 lst = sil.lst;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1275
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1276 return *this;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1277 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1278
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1279 ~symbol_info_list (void) { }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1280
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1281 void append (const symbol_table::symbol_record& sr)
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 lst.push_back (symbol_info (sr));
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
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1286 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	1287 const std::string& expr_str,
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1288 const octave_value& expr_val)
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1289 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1290 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	1291 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1292
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1293 size_t size (void) const { return lst.size (); }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1294
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1295 bool empty (void) const { return lst.empty (); }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1296
11069 e40e19761d06 variables.cc: Octave_map to octave_map and octave_scalar_map conversion John W. Eaton <jwe@octave.org> parents: 11029 diff changeset	1297 octave_map
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1298 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	1299 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1300 size_t len = lst.size ();
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1301
9732 b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops Jaroslav Hajek <highegg@gmail.com> parents: 9727 diff changeset	1302 Cell name_info (len, 1);
b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops Jaroslav Hajek <highegg@gmail.com> parents: 9727 diff changeset	1303 Cell size_info (len, 1);
b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops Jaroslav Hajek <highegg@gmail.com> parents: 9727 diff changeset	1304 Cell bytes_info (len, 1);
b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops Jaroslav Hajek <highegg@gmail.com> parents: 9727 diff changeset	1305 Cell class_info (len, 1);
b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops Jaroslav Hajek <highegg@gmail.com> parents: 9727 diff changeset	1306 Cell global_info (len, 1);
b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops Jaroslav Hajek <highegg@gmail.com> parents: 9727 diff changeset	1307 Cell sparse_info (len, 1);
b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops Jaroslav Hajek <highegg@gmail.com> parents: 9727 diff changeset	1308 Cell complex_info (len, 1);
b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops Jaroslav Hajek <highegg@gmail.com> parents: 9727 diff changeset	1309 Cell nesting_info (len, 1);
b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops Jaroslav Hajek <highegg@gmail.com> parents: 9727 diff changeset	1310 Cell persistent_info (len, 1);
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 std::list<symbol_info>::const_iterator p = lst.begin ();
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 for (size_t j = 0; j < len; j++)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1315 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1316 const symbol_info& si = *p++;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1317
11069 e40e19761d06 variables.cc: Octave_map to octave_map and octave_scalar_map conversion John W. Eaton <jwe@octave.org> parents: 11029 diff changeset	1318 octave_scalar_map ni;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1319
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1320 ni.assign ("function", caller_function_name);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1321 ni.assign ("level", nesting_level);
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1322
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1323 name_info(j) = si.name;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1324 global_info(j) = si.is_global;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1325 persistent_info(j) = si.is_persistent;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1326
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1327 octave_value val = si.varval;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1328
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1329 size_info(j) = val.size ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1330 bytes_info(j) = val.byte_size ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1331 class_info(j) = val.class_name ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1332 sparse_info(j) = val.is_sparse_type ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1333 complex_info(j) = val.is_complex_type ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1334 nesting_info(j) = ni;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1335 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1336
11069 e40e19761d06 variables.cc: Octave_map to octave_map and octave_scalar_map conversion John W. Eaton <jwe@octave.org> parents: 11029 diff changeset	1337 octave_map info;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1338
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1339 info.assign ("name", name_info);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1340 info.assign ("size", size_info);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1341 info.assign ("bytes", bytes_info);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1342 info.assign ("class", class_info);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1343 info.assign ("global", global_info);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1344 info.assign ("sparse", sparse_info);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1345 info.assign ("complex", complex_info);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1346 info.assign ("nesting", nesting_info);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1347 info.assign ("persistent", persistent_info);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1348
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1349 return info;
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
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1352 void display (std::ostream& os)
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 if (! lst.empty ())
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1355 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1356 size_t bytes = 0;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1357 size_t elements = 0;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1358
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1359 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	1360
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1361 print_descriptor (os, params);
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1362
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1363 octave_stdout << "\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 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	1366 p != lst.end (); p++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1367 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1368 p->display_line (os, params);
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1369
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1370 octave_value val = p->varval;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1371
20229 5dfaaaae784f Deprecate Array::capacity() and Sparse::capacity() for numel() and nzmax(). Carnë Draug <carandraug@octave.org> parents: 20206 diff changeset	1372 elements += val.numel ();
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1373 bytes += val.byte_size ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1374 }
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1375
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1376 os << "\nTotal is " << elements
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1377 << (elements == 1 ? " element" : " elements")
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1378 << " using " << bytes << (bytes == 1 ? " byte" : " bytes")
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1379 << "\n";
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1380 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1381 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1382
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1383 // 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	1384 // containing all information needed to print the given
20727 a5949b3d2332 Preface warning() messages with name of function when possible. Rik <rik@octave.org> parents: 20713 diff changeset	1385 // attributes of the symbols.
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1386 std::list<whos_parameter> parse_whos_line_format (void)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1387 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1388 int idx;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1389 size_t format_len = Vwhos_line_format.length ();
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1390 char garbage;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1391 std::list<whos_parameter> params;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1392
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1393 size_t bytes1;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1394 int elements1;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1395
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1396 std::string param_string = "abcenst";
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1397 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	1398 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	1399 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	1400
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1401 pos_a = param_string.find ('a'); // Attributes
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1402 pos_b = param_string.find ('b'); // Bytes
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1403 pos_c = param_string.find ('c'); // Class
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1404 pos_e = param_string.find ('e'); // Elements
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1405 pos_n = param_string.find ('n'); // Name
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1406 pos_s = param_string.find ('s'); // Size
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1407 pos_t = param_string.find ('t'); // Type
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1408
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1409 param_names(pos_a) = "Attr";
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1410 param_names(pos_b) = "Bytes";
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1411 param_names(pos_c) = "Class";
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1412 param_names(pos_e) = "Elements";
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1413 param_names(pos_n) = "Name";
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1414 param_names(pos_s) = "Size";
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1415 param_names(pos_t) = "Type";
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1416
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1417 for (size_t i = 0; i < param_string.length (); i++)
14861 f7afecdd87ef maint: Use Octave coding conventions for cuddling parentheses in src/ directory Rik <octave@nomad.inbox5.com> parents: 14846 diff changeset	1418 param_length(i) = param_names(i).length ();
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1419
12651 332bb3b9600e interpreter: Add new attribute 'complex' in whos (bug #32053) Daniel Kraft <d@domob.eu> parents: 12632 diff changeset	1420 // The attribute column needs size 5.
332bb3b9600e interpreter: Add new attribute 'complex' in whos (bug #32053) Daniel Kraft <d@domob.eu> parents: 12632 diff changeset	1421 param_length(pos_a) = 5;
332bb3b9600e interpreter: Add new attribute 'complex' in whos (bug #32053) Daniel Kraft <d@domob.eu> parents: 12632 diff changeset	1422
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1423 // Calculating necessary spacing for name column,
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1424 // bytes column, elements column and class column
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1425
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1426 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	1427 p != lst.end (); p++)
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1428 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1429 std::stringstream ss1, ss2;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1430 std::string str;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1431
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1432 str = p->name;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1433 param_length(pos_n) = ((str.length ()
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1434 > static_cast<size_t> (param_length(pos_n)))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1435 ? str.length () : param_length(pos_n));
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1436
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1437 octave_value val = p->varval;
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 str = val.type_name ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1440 param_length(pos_t) = ((str.length ()
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1441 > static_cast<size_t> (param_length(pos_t)))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1442 ? str.length () : param_length(pos_t));
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1443
20229 5dfaaaae784f Deprecate Array::capacity() and Sparse::capacity() for numel() and nzmax(). Carnë Draug <carandraug@octave.org> parents: 20206 diff changeset	1444 elements1 = val.numel ();
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1445 ss1 << elements1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1446 str = ss1.str ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1447 param_length(pos_e) = ((str.length ()
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1448 > static_cast<size_t> (param_length(pos_e)))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1449 ? str.length () : param_length(pos_e));
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 bytes1 = val.byte_size ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1452 ss2 << bytes1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1453 str = ss2.str ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1454 param_length(pos_b) = ((str.length ()
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1455 > static_cast<size_t> (param_length(pos_b)))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1456 ? str.length () : param_length (pos_b));
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1457 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1458
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1459 idx = 0;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1460 while (static_cast<size_t> (idx) < format_len)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1461 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1462 whos_parameter param;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1463 param.command = '\0';
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1464
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1465 if (Vwhos_line_format[idx] == '%')
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1466 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1467 bool error_encountered = false;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1468 param.modifier = 'r';
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1469 param.parameter_length = 0;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1470
18100 6a71e5030df5 Follow coding convention of defining and initializing only 1 variable per line in liboctinterp. Rik <rik@octave.org> parents: 18074 diff changeset	1471 int a = 0;
6a71e5030df5 Follow coding convention of defining and initializing only 1 variable per line in liboctinterp. Rik <rik@octave.org> parents: 18074 diff changeset	1472 int b = -1;
6a71e5030df5 Follow coding convention of defining and initializing only 1 variable per line in liboctinterp. Rik <rik@octave.org> parents: 18074 diff changeset	1473 int balance = 1;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1474 unsigned int items;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1475 size_t pos;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1476 std::string cmd;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1477
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1478 // Parse one command from whos_line_format
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1479 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	1480 pos = cmd.find (';');
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1481 if (pos != std::string::npos)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1482 cmd = cmd.substr (0, pos+1);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1483 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1484 error ("parameter without ; in whos_line_format");
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1485
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1486 idx += cmd.length ();
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1487
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	1488 // FIXME: use iostream functions instead of sscanf!
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1489
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1490 if (cmd.find_first_of ("crl") != 1)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1491 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	1492 &garbage, &param.command, &a, &b, &balance);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1493 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1494 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	1495 &garbage, &param.modifier, &param.command,
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1496 &a, &b, &balance) - 1;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1497
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1498 if (items < 2)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1499 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1500 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	1501 error_encountered = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1502 }
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1503
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1504 // Insert data into parameter
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1505 param.first_parameter_length = 0;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1506 pos = param_string.find (param.command);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1507 if (pos != std::string::npos)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1508 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1509 param.parameter_length = param_length(pos);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1510 param.text = param_names(pos);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1511 param.line.assign (param_names(pos).length (), '=');
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1512
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1513 param.parameter_length = (a > param.parameter_length
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1514 ? a : param.parameter_length);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1515 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	1516 param.first_parameter_length = b;
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 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1519 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1520 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	1521 param.command);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1522 error_encountered = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1523 }
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1524
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1525 if (param.command == 's')
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1526 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1527 // Have to calculate space needed for printing
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1528 // matrix dimensions Space needed for Size column is
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1529 // 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	1530 // 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	1531 // recalculated for each Size-command int first,
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1532 // rest = 0, total;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1533 int rest = 0;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1534 int first = param.first_parameter_length;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1535 int total = param.parameter_length;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1536
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1537 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	1538 p != lst.end (); p++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1539 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1540 octave_value val = p->varval;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1541 std::string dims_str = get_dims_str (val);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1542 int first1 = dims_str.find ('x');
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1543 int total1 = dims_str.length ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1544 int rest1 = total1 - first1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1545 rest = (rest1 > rest ? rest1 : rest);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1546 first = (first1 > first ? first1 : first);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1547 total = (total1 > total ? total1 : total);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1548 }
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1549
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1550 if (param.modifier == 'c')
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1551 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1552 if (first < balance)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1553 first += balance - first;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1554 if (rest + balance < param.parameter_length)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1555 rest += param.parameter_length - rest - balance;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1556
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1557 param.parameter_length = first + rest;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1558 param.first_parameter_length = first;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1559 param.balance = balance;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1560 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1561 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1562 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1563 param.parameter_length = total;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1564 param.first_parameter_length = 0;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1565 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1566 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1567 else if (param.modifier == 'c')
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1568 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1569 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	1570 param.command);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1571 error_encountered = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1572 }
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1573
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1574 // 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	1575 // at param_length positions?
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1576 param.balance = (b < 0 ? 0 : param.balance);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1577 param.first_parameter_length = (b < 0 ? 0 :
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1578 param.first_parameter_length);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1579 param.parameter_length = (a < 0
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1580 ? 0
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1581 : (param.parameter_length
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1582 < param_length(pos_s)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1583 ? param_length(pos_s)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1584 : param.parameter_length));
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1585
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1586 // 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	1587 if (! error_encountered)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1588 params.push_back (param);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1589 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1590 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1591 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1592 // Text string, to be printed as it is ...
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1593 std::string text;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1594 size_t pos;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1595 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	1596 pos = text.find ('%');
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1597 if (pos != std::string::npos)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1598 text = text.substr (0, pos);
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1599
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1600 // Push parameter into list ...
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1601 idx += text.length ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1602 param.text=text;
14846 460a3c6d8bf1 maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists. Rik <octave@nomad.inbox5.com> parents: 14429 diff changeset	1603 param.line.assign (text.length (), ' ');
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1604 params.push_back (param);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1605 }
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1606 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1607
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1608 return params;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1609 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1610
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1611 private:
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1612 std::list<symbol_info> lst;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1613
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1614 };
5659 960f4b9a26af [project @ 2006-03-10 15:35:20 by jwe] jwe parents: 5642 diff changeset	1615
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1616 static octave_value
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1617 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	1618 bool verbose = false, std::string msg = std::string ())
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1619 {
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1620 octave_value retval;
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1621
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3476 diff changeset	1622 std::string my_name = argv[0];
584 4057f845c1ee [project @ 1994-08-07 04:40:03 by jwe] jwe parents: 581 diff changeset	1623
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1624 bool global_only = false;
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1625 bool have_regexp = false;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1626
1857 99d5b59cb855 [project @ 1996-02-04 08:02:58 by jwe] jwe parents: 1827 diff changeset	1627 int i;
99d5b59cb855 [project @ 1996-02-04 08:02:58 by jwe] jwe parents: 1827 diff changeset	1628 for (i = 1; i < argc; i++)
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1629 {
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1630 if (argv[i] == "-file")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1631 {
17861 870f3e12e163 maint: Use phrase "FIXME:" for problem areas in code. Rik <rik@octave.org> parents: 17818 diff changeset	1632 // FIXME: This is an inefficient manner to implement this as the
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1633 // 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	1634 // 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	1635 // symbol records and then use it in load-save.cc (do_load) to
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11558 diff changeset	1636 // implement this option there so that the variables are never
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1637 // stored at all.
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1638 if (i == argc - 1)
20713 2469d78a1d8b Consistently use 'filename' rather than 'file name' throughout code base. Rik <rik@octave.org> parents: 20711 diff changeset	1639 error ("whos: -file argument must be followed by a filename");
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1640 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1641 {
15020 560317fd5977 maint: Cuddle open bracket used for indexing C++ arrays in source code. Rik <rik@octave.org> parents: 15007 diff changeset	1642 std::string nm = argv[i + 1];
8131 10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1643
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1644 unwind_protect frame;
8131 10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1645
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1646 // Set up temporary scope.
8131 10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1647
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1648 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	1649 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	1650
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1651 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	1652
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1653 octave_call_stack::push (tmp_scope, 0);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1654 frame.add_fcn (octave_call_stack::pop);
8131 10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1655
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1656 frame.add_fcn (symbol_table::clear_variables);
8131 10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1657
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1658 feval ("load", octave_value (nm), 0);
8131 10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1659
20556 4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	1660 std::string newmsg = std::string ("Variables in the file ")
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	1661 + nm + ":\n\n";
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	1662
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	1663 retval = do_who (i, argv, return_list, verbose, newmsg);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1664 }
8131 10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1665
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1666 return retval;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1667 }
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1668 else if (argv[i] == "-regexp")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1669 have_regexp = true;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1670 else if (argv[i] == "global")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1671 global_only = true;
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	1672 else if (argv[i][0] == '-')
15466 d174210ce1ec use ' instead of ` in error messages, warnings and most comments John W. Eaton <jwe@octave.org> parents: 14138 diff changeset	1673 warning ("%s: unrecognized option '%s'", my_name.c_str (),
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1674 argv[i].c_str ());
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1675 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1676 break;
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1677 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1678
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1679 int npats = argc - i;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1680 string_vector pats;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1681 if (npats > 0)
3248 68259f410026 [project @ 1999-07-13 03:34:54 by jwe] jwe parents: 3239 diff changeset	1682 {
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1683 pats.resize (npats);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1684 for (int j = 0; j < npats; j++)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1685 pats[j] = argv[i+j];
3248 68259f410026 [project @ 1999-07-13 03:34:54 by jwe] jwe parents: 3239 diff changeset	1686 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1687 else
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1688 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1689 pats.resize (++npats);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1690 pats[0] = "*";
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1691 }
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11558 diff changeset	1692
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1693 symbol_info_list symbol_stats;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1694 std::list<std::string> symbol_names;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1695
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1696 for (int j = 0; j < npats; j++)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1697 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1698 std::string pat = pats[j];
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1699
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1700 if (have_regexp)
10315 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 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	1703 ? symbol_table::regexp_global_variables (pat)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1704 : symbol_table::regexp_variables (pat);
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1705
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	1706 for (std::list<symbol_table::symbol_record>::const_iterator
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	1707 p = tmp.begin (); p != tmp.end (); p++)
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 if (p->is_variable ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1710 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1711 if (verbose)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1712 symbol_stats.append (*p);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1713 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1714 symbol_names.push_back (p->name ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1715 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1716 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1717 }
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1718 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1719 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1720 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	1721
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1722 if (pos != std::string::npos && pos > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1723 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1724 if (verbose)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1725 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1726 // NOTE: we can only display information for
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1727 // 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	1728 // 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	1729 // 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	1730 // scope and then evaluating the arguments in the
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1731 // current scope.
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1732
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1733 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	1734
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1735 if (symbol_table::is_variable (base_name))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1736 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1737 symbol_table::symbol_record sr
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1738 = symbol_table::find_symbol (base_name);
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1739
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1740 if (! global_only \|\| sr.is_global ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1741 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1742 int parse_status;
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1743
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1744 octave_value expr_val
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1745 = eval_string (pat, true, parse_status);
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1746
20556 4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	1747 symbol_stats.append (sr, pat, expr_val);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1748 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1749 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1750 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1751 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1752 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1753 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1754 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	1755 ? symbol_table::glob_global_variables (pat)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1756 : symbol_table::glob_variables (pat);
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1757
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	1758 for (std::list<symbol_table::symbol_record>::const_iterator
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	1759 p = tmp.begin (); p != tmp.end (); p++)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1760 {
9260 9c2349a51218 properly unmark forced variables John W. Eaton <jwe@octave.org> parents: 9250 diff changeset	1761 if (p->is_variable ())
9250 80c299c84796 don't print undefined symbols in who Jaroslav Hajek <highegg@gmail.com> parents: 9240 diff changeset	1762 {
80c299c84796 don't print undefined symbols in who Jaroslav Hajek <highegg@gmail.com> parents: 9240 diff changeset	1763 if (verbose)
80c299c84796 don't print undefined symbols in who Jaroslav Hajek <highegg@gmail.com> parents: 9240 diff changeset	1764 symbol_stats.append (*p);
80c299c84796 don't print undefined symbols in who Jaroslav Hajek <highegg@gmail.com> parents: 9240 diff changeset	1765 else
80c299c84796 don't print undefined symbols in who Jaroslav Hajek <highegg@gmail.com> parents: 9240 diff changeset	1766 symbol_names.push_back (p->name ());
80c299c84796 don't print undefined symbols in who Jaroslav Hajek <highegg@gmail.com> parents: 9240 diff changeset	1767 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1768 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1769 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1770 }
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1771 }
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1772
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1773 if (return_list)
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1774 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1775 if (verbose)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1776 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1777 std::string caller_function_name;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1778 octave_function *caller = octave_call_stack::caller ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1779 if (caller)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1780 caller_function_name = caller->name ();
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1781
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1782 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	1783 }
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1784 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1785 retval = Cell (string_vector (symbol_names));
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1786 }
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1787 else if (! (symbol_stats.empty () && symbol_names.empty ()))
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1788 {
8131 10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1789 if (msg.length () == 0)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1790 if (global_only)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1791 octave_stdout << "Global variables:\n\n";
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1792 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1793 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	1794 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1795 octave_stdout << msg;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1796
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1797 if (verbose)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1798 symbol_stats.display (octave_stdout);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1799 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1800 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1801 string_vector names (symbol_names);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1802
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1803 names.list_in_columns (octave_stdout);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1804 }
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1805
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1806 octave_stdout << "\n";
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1807 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1808
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	1809 return retval;
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	1810 }
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	1811
8746 5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8677 diff changeset	1812 DEFUN (who, args, nargout,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	1813 "-- texinfo --\n\
9724 f22bbc5d56e9 Fix various incorrect usages of TeXinfo deffn and deftypefn macros Rik <rdrider0-list@yahoo.com> parents: 9704 diff changeset	1814 @deftypefn {Command} {} who\n\
f22bbc5d56e9 Fix various incorrect usages of TeXinfo deffn and deftypefn macros Rik <rdrider0-list@yahoo.com> parents: 9704 diff changeset	1815 @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	1816 @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	1817 @deftypefnx {Command} {C =} who (\"pattern\", @dots{})\n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	1818 List currently defined variables matching the given patterns.\n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	1819 \n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	1820 Valid pattern syntax is the same as described for the @code{clear} command.\n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1821 If no patterns are supplied, all variables are listed.\n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	1822 \n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1823 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	1824 \n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	1825 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	1826 \n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	1827 @table @code\n\
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1828 @item global\n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1829 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	1830 \n\
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1831 @item -regexp\n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1832 The patterns are considered to be regular expressions when matching the\n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	1833 variables to display. The same pattern syntax accepted by the @code{regexp}\n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	1834 function is used.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	1835 \n\
8131 10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1836 @item -file\n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1837 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	1838 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	1839 from a file.\n\
3361 4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	1840 @end table\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	1841 \n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1842 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	1843 matching the given patterns.\n\
12546 39ca02387a32 Improve docstrings for a number of functions. Rik <octave@nomad.inbox5.com> parents: 12483 diff changeset	1844 @seealso{whos, isglobal, isvarname, exist, regexp}\n\
9724 f22bbc5d56e9 Fix various incorrect usages of TeXinfo deffn and deftypefn macros Rik <rdrider0-list@yahoo.com> parents: 9704 diff changeset	1845 @end deftypefn")
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	1846 {
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1847 octave_value retval;
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	1848
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1849 if (nargout < 2)
dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1850 {
dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1851 int argc = args.length () + 1;
dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1852
dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1853 string_vector argv = args.make_argv ("who");
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	1854
20556 4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	1855 retval = do_who (argc, argv, nargout == 1);
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1856 }
dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1857 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5814 diff changeset	1858 print_usage ();
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	1859
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1860 return retval;
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1861 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1862
8746 5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8677 diff changeset	1863 DEFUN (whos, args, nargout,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	1864 "-- texinfo --\n\
9724 f22bbc5d56e9 Fix various incorrect usages of TeXinfo deffn and deftypefn macros Rik <rdrider0-list@yahoo.com> parents: 9704 diff changeset	1865 @deftypefn {Command} {} whos\n\
f22bbc5d56e9 Fix various incorrect usages of TeXinfo deffn and deftypefn macros Rik <rdrider0-list@yahoo.com> parents: 9704 diff changeset	1866 @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	1867 @deftypefnx {Command} {} whos option pattern @dots{}\n\
20178 2ae4a7ef4378 doc: Clean up several deftypefn entries of Command type. Rik <rik@octave.org> parents: 20172 diff changeset	1868 @deftypefnx {Built-in Function} {S =} whos (\"pattern\", @dots{})\n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1869 Provide detailed information on currently defined variables matching the\n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	1870 given patterns.\n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	1871 \n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	1872 Options and pattern syntax are the same as for the @code{who} command.\n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	1873 \n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	1874 Extended information about each variable is summarized in a table with the\n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	1875 following default entries.\n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1876 \n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1877 @table @asis\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1878 @item Attr\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1879 Attributes of the listed variable. Possible attributes are:\n\
14366 b76f0740940e doc: Periodic grammar check of documentation. Rik <octave@nomad.inbox5.com> parents: 14360 diff changeset	1880 \n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1881 @table @asis\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1882 @item blank\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1883 Variable in local scope\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	1884 \n\
11556 e582adc89d55 update whos help text Michael Godfrey <godfrey@isl.stanford.edu> parents: 11547 diff changeset	1885 @item @code{a}\n\
e582adc89d55 update whos help text Michael Godfrey <godfrey@isl.stanford.edu> parents: 11547 diff changeset	1886 Automatic variable. An automatic variable is one created by the\n\
e582adc89d55 update whos help text Michael Godfrey <godfrey@isl.stanford.edu> parents: 11547 diff changeset	1887 interpreter, for example @code{argn}.\n\
e582adc89d55 update whos help text Michael Godfrey <godfrey@isl.stanford.edu> parents: 11547 diff changeset	1888 \n\
12651 332bb3b9600e interpreter: Add new attribute 'complex' in whos (bug #32053) Daniel Kraft <d@domob.eu> parents: 12632 diff changeset	1889 @item @code{c}\n\
332bb3b9600e interpreter: Add new attribute 'complex' in whos (bug #32053) Daniel Kraft <d@domob.eu> parents: 12632 diff changeset	1890 Variable of complex type.\n\
332bb3b9600e interpreter: Add new attribute 'complex' in whos (bug #32053) Daniel Kraft <d@domob.eu> parents: 12632 diff changeset	1891 \n\
11556 e582adc89d55 update whos help text Michael Godfrey <godfrey@isl.stanford.edu> parents: 11547 diff changeset	1892 @item @code{f}\n\
e582adc89d55 update whos help text Michael Godfrey <godfrey@isl.stanford.edu> parents: 11547 diff changeset	1893 Formal parameter (function argument).\n\
e582adc89d55 update whos help text Michael Godfrey <godfrey@isl.stanford.edu> parents: 11547 diff changeset	1894 \n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1895 @item @code{g}\n\
11556 e582adc89d55 update whos help text Michael Godfrey <godfrey@isl.stanford.edu> parents: 11547 diff changeset	1896 Variable with global scope.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	1897 \n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1898 @item @code{p}\n\
11556 e582adc89d55 update whos help text Michael Godfrey <godfrey@isl.stanford.edu> parents: 11547 diff changeset	1899 Persistent variable.\n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1900 @end table\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	1901 \n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1902 @item Name\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1903 The name of the variable.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	1904 \n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1905 @item Size\n\
11591 1d13679b587e Use @nospell macro on certain words in docstrings. Rik <octave@nomad.inbox5.com> parents: 11590 diff changeset	1906 The logical size of the variable. A scalar is 1x1, a vector is\n\
1d13679b587e Use @nospell macro on certain words in docstrings. Rik <octave@nomad.inbox5.com> parents: 11590 diff changeset	1907 @nospell{1xN} or @nospell{Nx1}, a 2-D matrix is @nospell{MxN}.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	1908 \n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1909 @item Bytes\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1910 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	1911 \n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1912 @item Class\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1913 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	1914 cell, and struct.\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1915 @end table\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1916 \n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1917 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	1918 the function @code{whos_line_format}.\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1919 \n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1920 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	1921 variable names matching the given patterns. Fields in the structure\n\
12642 f96b9b9f141b doc: Periodic grammarcheck and spellcheck of documentation. Rik <octave@nomad.inbox5.com> parents: 12632 diff changeset	1922 describing each variable are: name, size, bytes, class, global, sparse,\n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1923 complex, nesting, persistent.\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	1924 @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	1925 @end deftypefn")
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	1926 {
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1927 octave_value retval;
712 36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 704 diff changeset	1928
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1929 if (nargout < 2)
dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1930 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1931 int argc = args.length () + 1;
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 string_vector argv = args.make_argv ("whos");
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1934
20556 4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	1935 retval = do_who (argc, argv, nargout == 1, true);
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1936 }
dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1937 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5814 diff changeset	1938 print_usage ();
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	1939
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	1940 return retval;
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	1941 }
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	1942
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	1943 // Defining variables.
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	1944
1162 c210c5a25a48 [project @ 1995-02-27 17:36:16 by jwe] jwe parents: 1161 diff changeset	1945 void
2856 8c516da3c1f7 [project @ 1997-03-31 06:37:21 by jwe] jwe parents: 2849 diff changeset	1946 bind_ans (const octave_value& val, bool print)
1162 c210c5a25a48 [project @ 1995-02-27 17:36:16 by jwe] jwe parents: 1161 diff changeset	1947 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1948 static std::string ans = "ans";
1162 c210c5a25a48 [project @ 1995-02-27 17:36:16 by jwe] jwe parents: 1161 diff changeset	1949
2978 49de01238638 [project @ 1997-05-15 21:13:42 by jwe] jwe parents: 2975 diff changeset	1950 if (val.is_defined ())
49de01238638 [project @ 1997-05-15 21:13:42 by jwe] jwe parents: 2975 diff changeset	1951 {
7531 c9a476b1e664 correctly set ans for cs-lists and simplify printing them John W. Eaton <jwe@octave.org> parents: 7347 diff changeset	1952 if (val.is_cs_list ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1953 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1954 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	1955
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1956 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	1957 bind_ans (lst(i), print);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1958 }
7531 c9a476b1e664 correctly set ans for cs-lists and simplify printing them John W. Eaton <jwe@octave.org> parents: 7347 diff changeset	1959 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1960 {
16442 302157614308 deprecate symbol_table::varref functions John W. Eaton <jwe@octave.org> parents: 15807 diff changeset	1961 symbol_table::force_assign (ans, val);
7531 c9a476b1e664 correctly set ans for cs-lists and simplify printing them John W. Eaton <jwe@octave.org> parents: 7347 diff changeset	1962
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1963 if (print)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1964 val.print_with_name (octave_stdout, ans);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1965 }
2978 49de01238638 [project @ 1997-05-15 21:13:42 by jwe] jwe parents: 2975 diff changeset	1966 }
1162 c210c5a25a48 [project @ 1995-02-27 17:36:16 by jwe] jwe parents: 1161 diff changeset	1967 }
c210c5a25a48 [project @ 1995-02-27 17:36:16 by jwe] jwe parents: 1161 diff changeset	1968
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	1969 void
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	1970 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	1971 {
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	1972 octave_value_list args;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	1973
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	1974 args(0) = val;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	1975
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	1976 feval (fname, args, 0);
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1977 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1978
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11558 diff changeset	1979 void
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1980 mlock (void)
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1981 {
8083 16ab78b816bc variables.cc (mlock): lock current function John W. Eaton <jwe@octave.org> parents: 8021 diff changeset	1982 octave_function *fcn = octave_call_stack::current ();
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1983
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1984 if (fcn)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1985 fcn->lock ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1986 else
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1987 error ("mlock: invalid use outside a function");
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1988 }
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1989
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11558 diff changeset	1990 void
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1991 munlock (const std::string& nm)
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1992 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1993 octave_value val = symbol_table::find_function (nm);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1994
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1995 if (val.is_defined ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1996 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1997 octave_function *fcn = val.function_value ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1998
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1999 if (fcn)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2000 fcn->unlock ();
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2001 }
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2002 }
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2003
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2004 bool
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2005 mislocked (const std::string& nm)
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2006 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2007 bool retval = false;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2008
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2009 octave_value val = symbol_table::find_function (nm);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2010
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2011 if (val.is_defined ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2012 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2013 octave_function *fcn = val.function_value ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2014
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2015 if (fcn)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2016 retval = fcn->islocked ();
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2017 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2018
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2019 return retval;
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2020 }
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2021
8746 5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8677 diff changeset	2022 DEFUN (mlock, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	2023 "-- texinfo --\n\
7875 bff8dbc1be11 mlock: doc fix John W. Eaton <jwe@octave.org> parents: 7779 diff changeset	2024 @deftypefn {Built-in Function} {} mlock ()\n\
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2025 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	2026 @seealso{munlock, mislocked, persistent}\n\
2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5534 diff changeset	2027 @end deftypefn")
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2028 {
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2029 octave_value_list retval;
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2030
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2031 if (args.length () == 0)
8083 16ab78b816bc variables.cc (mlock): lock current function John W. Eaton <jwe@octave.org> parents: 8021 diff changeset	2032 {
16ab78b816bc variables.cc (mlock): lock current function John W. Eaton <jwe@octave.org> parents: 8021 diff changeset	2033 octave_function *fcn = octave_call_stack::caller ();
16ab78b816bc variables.cc (mlock): lock current function John W. Eaton <jwe@octave.org> parents: 8021 diff changeset	2034
16ab78b816bc variables.cc (mlock): lock current function John W. Eaton <jwe@octave.org> parents: 8021 diff changeset	2035 if (fcn)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2036 fcn->lock ();
8083 16ab78b816bc variables.cc (mlock): lock current function John W. Eaton <jwe@octave.org> parents: 8021 diff changeset	2037 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2038 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	2039 }
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2040 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5814 diff changeset	2041 print_usage ();
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2042
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2043 return retval;
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2044 }
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2045
8746 5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8677 diff changeset	2046 DEFUN (munlock, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	2047 "-- texinfo --\n\
12692 e7b03b8662a2 doc: Update docstrings for a few functions Rik <octave@nomad.inbox5.com> parents: 12642 diff changeset	2048 @deftypefn {Built-in Function} {} munlock ()\n\
e7b03b8662a2 doc: Update docstrings for a few functions Rik <octave@nomad.inbox5.com> parents: 12642 diff changeset	2049 @deftypefnx {Built-in Function} {} munlock (@var{fcn})\n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	2050 Unlock the named function @var{fcn}.\n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	2051 \n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	2052 If no function is named then unlock the current function.\n\
5642 2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5534 diff changeset	2053 @seealso{mlock, mislocked, persistent}\n\
2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5534 diff changeset	2054 @end deftypefn")
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2055 {
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2056 octave_value_list retval;
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2057
14846 460a3c6d8bf1 maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists. Rik <octave@nomad.inbox5.com> parents: 14429 diff changeset	2058 if (args.length () == 1)
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2059 {
20700 68e3a747ca02 rename octave_value value extractors that accept error message args John W. Eaton <jwe@octave.org> parents: 20581 diff changeset	2060 std::string name = args(0).xstring_value ("munlock: FCN must be a string");
20581 fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	2061
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	2062 munlock (name);
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2063 }
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2064 else if (args.length () == 0)
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2065 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2066 octave_function *fcn = octave_call_stack::caller ();
5743 a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5685 diff changeset	2067
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5685 diff changeset	2068 if (fcn)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2069 fcn->unlock ();
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2070 else
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2071 error ("munlock: invalid use outside a function");
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2072 }
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2073 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5814 diff changeset	2074 print_usage ();
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2075
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2076 return retval;
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2077 }
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2078
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2079
8746 5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8677 diff changeset	2080 DEFUN (mislocked, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	2081 "-- texinfo --\n\
12692 e7b03b8662a2 doc: Update docstrings for a few functions Rik <octave@nomad.inbox5.com> parents: 12642 diff changeset	2082 @deftypefn {Built-in Function} {} mislocked ()\n\
e7b03b8662a2 doc: Update docstrings for a few functions Rik <octave@nomad.inbox5.com> parents: 12642 diff changeset	2083 @deftypefnx {Built-in Function} {} mislocked (@var{fcn})\n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	2084 Return true if the named function @var{fcn} is locked.\n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	2085 \n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	2086 If no function is named 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	2087 @seealso{mlock, munlock, persistent}\n\
2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5534 diff changeset	2088 @end deftypefn")
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2089 {
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2090 octave_value retval;
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2091
14846 460a3c6d8bf1 maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists. Rik <octave@nomad.inbox5.com> parents: 14429 diff changeset	2092 if (args.length () == 1)
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2093 {
20700 68e3a747ca02 rename octave_value value extractors that accept error message args John W. Eaton <jwe@octave.org> parents: 20581 diff changeset	2094 std::string name = args(0).xstring_value ("mislocked: FCN must be a string");
20581 fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	2095
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	2096 retval = mislocked (name);
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2097 }
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2098 else if (args.length () == 0)
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2099 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2100 octave_function *fcn = octave_call_stack::caller ();
5743 a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5685 diff changeset	2101
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5685 diff changeset	2102 if (fcn)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2103 retval = fcn->islocked ();
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2104 else
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2105 error ("mislocked: invalid use outside a function");
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2106 }
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2107 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5814 diff changeset	2108 print_usage ();
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2109
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2110 return retval;
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2111 }
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	2112
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	2113 // Deleting names from the symbol tables.
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	2114
3681 df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2115 static inline bool
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11558 diff changeset	2116 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	2117 int argc, int idx, bool have_regexp = false)
3681 df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2118 {
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2119 bool retval = false;
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2120
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2121 for (int k = idx; k < argc; k++)
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2122 {
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2123 std::string patstr = argv[k];
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2124 if (! patstr.empty ())
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 if (have_regexp)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2127 {
14024 fc9f204faea0 refactor regexp (bug #34440) John W. Eaton <jwe@octave.org> parents: 13951 diff changeset	2128 if (is_regexp_match (patstr, nm))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2129 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2130 retval = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2131 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2132 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2133 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2134 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2135 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2136 glob_match pattern (patstr);
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	2137
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2138 if (pattern.match (nm))
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 retval = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2141 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2142 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2143 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2144 }
3681 df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2145 }
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2146
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2147 return retval;
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2148 }
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	2149
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2150 static inline void
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2151 maybe_warn_exclusive (bool exclusive)
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2152 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2153 if (exclusive)
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2154 warning ("clear: ignoring --exclusive option");
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2155 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2156
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2157 static void
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2158 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	2159 bool exclusive = false)
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2160 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2161 if (idx == argc)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2162 symbol_table::clear_functions ();
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2163 else
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2164 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2165 if (exclusive)
10315 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 string_vector fcns = symbol_table::user_function_names ();
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2168
20232 a9574e3c6e9e Deprecate Array::length() and Sparse::length() in favour of ::numel(). Carnë Draug <carandraug@octave.org> parents: 20229 diff changeset	2169 int fcount = fcns.numel ();
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2170
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2171 for (int i = 0; i < fcount; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2172 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2173 std::string nm = fcns[i];
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2174
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2175 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	2176 symbol_table::clear_function (nm);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2177 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2178 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2179 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2180 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2181 while (idx < argc)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2182 symbol_table::clear_function_pattern (argv[idx++]);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2183 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2184 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2185 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2186
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2187 static void
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2188 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	2189 bool exclusive = false)
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2190 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2191 if (idx == argc)
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7626 diff changeset	2192 {
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7626 diff changeset	2193 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	2194
20232 a9574e3c6e9e Deprecate Array::length() and Sparse::length() in favour of ::numel(). Carnë Draug <carandraug@octave.org> parents: 20229 diff changeset	2195 int gcount = gvars.numel ();
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7626 diff changeset	2196
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7626 diff changeset	2197 for (int i = 0; i < gcount; i++)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2198 symbol_table::clear_global (gvars[i]);
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7626 diff changeset	2199 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2200 else
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2201 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2202 if (exclusive)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2203 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2204 string_vector gvars = symbol_table::global_variable_names ();
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2205
20232 a9574e3c6e9e Deprecate Array::length() and Sparse::length() in favour of ::numel(). Carnë Draug <carandraug@octave.org> parents: 20229 diff changeset	2206 int gcount = gvars.numel ();
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2207
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2208 for (int i = 0; i < gcount; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2209 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2210 std::string nm = gvars[i];
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2211
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2212 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	2213 symbol_table::clear_global (nm);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2214 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2215 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2216 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2217 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2218 while (idx < argc)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2219 symbol_table::clear_global_pattern (argv[idx++]);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2220 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2221 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2222 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2223
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2224 static void
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2225 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	2226 bool exclusive = false, bool have_regexp = false)
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2227 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2228 if (idx == argc)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2229 symbol_table::clear_variables ();
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2230 else
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2231 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2232 if (exclusive)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2233 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2234 string_vector lvars = symbol_table::variable_names ();
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2235
20232 a9574e3c6e9e Deprecate Array::length() and Sparse::length() in favour of ::numel(). Carnë Draug <carandraug@octave.org> parents: 20229 diff changeset	2236 int lcount = lvars.numel ();
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2237
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2238 for (int i = 0; i < lcount; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2239 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2240 std::string nm = lvars[i];
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2241
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2242 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	2243 symbol_table::clear_variable (nm);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2244 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2245 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2246 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2247 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2248 if (have_regexp)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2249 while (idx < argc)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2250 symbol_table::clear_variable_regexp (argv[idx++]);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2251 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2252 while (idx < argc)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2253 symbol_table::clear_variable_pattern (argv[idx++]);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2254 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2255 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2256 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2257
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2258 static void
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2259 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	2260 bool exclusive = false)
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2261 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2262 if (idx == argc)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2263 symbol_table::clear_variables ();
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2264 else
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2265 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2266 if (exclusive)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2267 {
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	2268 // FIXME: is this really what we want, or do we
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2269 // 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	2270 // 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	2271 // bit harder to do.
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2272
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2273 do_clear_variables (argv, argc, idx, exclusive);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2274 do_clear_functions (argv, argc, idx, exclusive);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2275 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2276 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2277 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2278 while (idx < argc)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2279 symbol_table::clear_symbol_pattern (argv[idx++]);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2280 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2281 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2282 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2283
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2284 static void
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2285 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	2286 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2287 // This is supposed to be mostly Matlab compatible.
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2288
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2289 for (; idx < argc; idx++)
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2290 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2291 if (argv[idx] == "all"
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2292 && ! symbol_table::is_local_variable ("all"))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2293 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2294 symbol_table::clear_all ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2295 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2296 else if (argv[idx] == "functions"
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2297 && ! symbol_table::is_local_variable ("functions"))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2298 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2299 do_clear_functions (argv, argc, ++idx);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2300 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2301 else if (argv[idx] == "global"
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2302 && ! symbol_table::is_local_variable ("global"))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2303 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2304 do_clear_globals (argv, argc, ++idx);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2305 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2306 else if (argv[idx] == "variables"
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2307 && ! symbol_table::is_local_variable ("variables"))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2308 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2309 symbol_table::clear_variables ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2310 }
9240 f27a8c07f0b2 clear -classes and support. Robert T. Short <octave@phaselockedsystems.com> parents: 9180 diff changeset	2311 else if (argv[idx] == "classes"
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2312 && ! symbol_table::is_local_variable ("classes"))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2313 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2314 symbol_table::clear_objects ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2315 octave_class::clear_exemplar_map ();
18282 87381dbbe25e Clear all var, functions, globals when clearing classes (bug #41229) Rik <rik@octave.org> parents: 18110 diff changeset	2316 symbol_table::clear_all ();
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2317 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2318 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2319 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2320 symbol_table::clear_symbol_pattern (argv[idx]);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2321 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2322 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2323 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2324
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2325 #define CLEAR_OPTION_ERROR(cond) \
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2326 do \
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2327 { \
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2328 if (cond) \
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2329 { \
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5814 diff changeset	2330 print_usage (); \
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2331 return retval; \
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2332 } \
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2333 } \
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2334 while (0)
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2335
8746 5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8677 diff changeset	2336 DEFUN (clear, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	2337 "-- texinfo --\n\
11547 e1851653d59c Eliminate @deffn macros. Rik <octave@nomad.inbox5.com> parents: 11523 diff changeset	2338 @deftypefn {Command} {} clear [options] pattern @dots{}\n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	2339 Delete the names matching the given patterns from the symbol table.\n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	2340 \n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	2341 The pattern may contain the following special characters:\n\
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	2342 \n\
3361 4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2343 @table @code\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2344 @item ?\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2345 Match any single character.\n\
668 d63a1354f319 [project @ 1994-09-07 14:39:43 by jwe] jwe parents: 666 diff changeset	2346 \n\
3361 4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2347 @item *\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2348 Match zero or more characters.\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2349 \n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2350 @item [ @var{list} ]\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2351 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	2352 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	2353 specified by @var{list}. For example, the pattern @samp{[a-zA-Z]} will\n\
12642 f96b9b9f141b doc: Periodic grammarcheck and spellcheck of documentation. Rik <octave@nomad.inbox5.com> parents: 12632 diff changeset	2354 match all lowercase and uppercase alphabetic characters.\n\
3361 4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2355 @end table\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2356 \n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2357 For example, the command\n\
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	2358 \n\
3361 4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2359 @example\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2360 clear foo b*r\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2361 @end example\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2362 \n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2363 @noindent\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2364 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	2365 @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	2366 \n\
3361 4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2367 If @code{clear} is called without any arguments, all user-defined\n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	2368 variables (local and global) are cleared from the symbol table.\n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	2369 \n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	2370 If @code{clear} is called with at least one argument, only the visible\n\
3361 4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2371 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	2372 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	2373 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	2374 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	2375 @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	2376 clear the function definition.\n\
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 3355 diff changeset	2377 \n\
7347 0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2378 The following options are available in both long and short form\n\
14366 b76f0740940e doc: Periodic grammar check of documentation. Rik <octave@nomad.inbox5.com> parents: 14360 diff changeset	2379 \n\
7347 0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2380 @table @code\n\
0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2381 @item -all, -a\n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	2382 Clear all local and global user-defined variables and all functions from the\n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	2383 symbol table.\n\
7347 0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2384 \n\
0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2385 @item -exclusive, -x\n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	2386 Clear the variables that don't match the following pattern.\n\
7347 0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2387 \n\
0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2388 @item -functions, -f\n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	2389 Clear the function names and the built-in symbols names.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	2390 \n\
7347 0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2391 @item -global, -g\n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	2392 Clear global symbol names.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	2393 \n\
7347 0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2394 @item -variables, -v\n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	2395 Clear local variable names.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	2396 \n\
9240 f27a8c07f0b2 clear -classes and support. Robert T. Short <octave@phaselockedsystems.com> parents: 9180 diff changeset	2397 @item -classes, -c\n\
f27a8c07f0b2 clear -classes and support. Robert T. Short <octave@phaselockedsystems.com> parents: 9180 diff changeset	2398 Clears the class structure table and clears all objects.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	2399 \n\
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	2400 @item -regexp, -r\n\
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	2401 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	2402 match will be cleared.\n\
7347 0fa079d04772 [project @ 2008-01-04 21:09:11 by jwe] jwe parents: 7336 diff changeset	2403 @end table\n\
15007 8f0e3c5bfa5f doc: Periodic grammarcheck of documentation Rik <rik@octave.org> parents: 14861 diff changeset	2404 \n\
12642 f96b9b9f141b doc: Periodic grammarcheck and spellcheck of documentation. Rik <octave@nomad.inbox5.com> parents: 12632 diff changeset	2405 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	2406 without the dash as well.\n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	2407 @seealso{who, whos, exist}\n\
11547 e1851653d59c Eliminate @deffn macros. Rik <octave@nomad.inbox5.com> parents: 11523 diff changeset	2408 @end deftypefn")
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	2409 {
2086 bfb775fb6fe8 [project @ 1996-04-25 05:55:19 by jwe] jwe parents: 2076 diff changeset	2410 octave_value_list retval;
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	2411
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	2412 int argc = args.length () + 1;
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	2413
1968 a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1957 diff changeset	2414 string_vector argv = args.make_argv ("clear");
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	2415
20556 4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2416 if (argc == 1)
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2417 {
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2418 do_clear_globals (argv, argc, true);
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2419 do_clear_variables (argv, argc, true);
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2420
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2421 octave_link::clear_workspace ();
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2422 }
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2423 else
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	2424 {
20556 4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2425 int idx = 0;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2426
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2427 bool clear_all = false;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2428 bool clear_functions = false;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2429 bool clear_globals = false;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2430 bool clear_variables = false;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2431 bool clear_objects = false;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2432 bool exclusive = false;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2433 bool have_regexp = false;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2434 bool have_dash_option = false;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2435
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2436 while (++idx < argc)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2437 {
20556 4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2438 if (argv[idx] == "-all" \|\| argv[idx] == "-a")
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2439 {
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2440 CLEAR_OPTION_ERROR (have_dash_option && ! exclusive);
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2441
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2442 have_dash_option = true;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2443 clear_all = true;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2444 }
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2445 else if (argv[idx] == "-exclusive" \|\| argv[idx] == "-x")
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2446 {
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2447 have_dash_option = true;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2448 exclusive = true;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2449 }
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2450 else if (argv[idx] == "-functions" \|\| argv[idx] == "-f")
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2451 {
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2452 CLEAR_OPTION_ERROR (have_dash_option && ! exclusive);
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2453
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2454 have_dash_option = true;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2455 clear_functions = true;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2456 }
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2457 else if (argv[idx] == "-global" \|\| argv[idx] == "-g")
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2458 {
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2459 CLEAR_OPTION_ERROR (have_dash_option && ! exclusive);
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2460
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2461 have_dash_option = true;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2462 clear_globals = true;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2463 }
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2464 else if (argv[idx] == "-variables" \|\| argv[idx] == "-v")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2465 {
20556 4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2466 CLEAR_OPTION_ERROR (have_dash_option && ! exclusive);
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2467
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2468 have_dash_option = true;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2469 clear_variables = true;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2470 }
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2471 else if (argv[idx] == "-classes" \|\| argv[idx] == "-c")
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2472 {
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2473 CLEAR_OPTION_ERROR (have_dash_option && ! exclusive);
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2474
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2475 have_dash_option = true;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2476 clear_objects = true;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2477 }
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2478 else if (argv[idx] == "-regexp" \|\| argv[idx] == "-r")
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2479 {
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2480 CLEAR_OPTION_ERROR (have_dash_option && ! exclusive);
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2481
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2482 have_dash_option = true;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2483 have_regexp = true;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2484 }
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2485 else
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2486 break;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2487 }
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2488
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2489 if (idx <= argc)
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2490 {
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2491 if (! have_dash_option)
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2492 {
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2493 do_matlab_compatible_clear (argv, argc, idx);
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2494 }
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2495 else
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2496 {
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2497 if (clear_all)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2498 {
20556 4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2499 maybe_warn_exclusive (exclusive);
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2500
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2501 if (++idx < argc)
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2502 warning
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2503 ("clear: ignoring extra arguments after -all");
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2504
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2505 symbol_table::clear_all ();
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2506 }
20556 4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2507 else if (have_regexp)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2508 {
20556 4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2509 do_clear_variables (argv, argc, idx, exclusive, true);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2510 }
20556 4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2511 else if (clear_functions)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2512 {
20556 4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2513 do_clear_functions (argv, argc, idx, exclusive);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2514 }
20556 4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2515 else if (clear_globals)
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2516 {
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2517 do_clear_globals (argv, argc, idx, exclusive);
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2518 }
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2519 else if (clear_variables)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2520 {
20556 4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2521 do_clear_variables (argv, argc, idx, exclusive);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2522 }
20556 4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2523 else if (clear_objects)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2524 {
20556 4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2525 symbol_table::clear_objects ();
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2526 octave_class::clear_exemplar_map ();
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2527 symbol_table::clear_all ();
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2528 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2529 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2530 {
20556 4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2531 do_clear_symbols (argv, argc, idx, exclusive);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2532 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2533 }
20556 4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2534
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2535 octave_link::set_workspace ();
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2536 }
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	2537 }
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	2538
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	2539 return retval;
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	2540 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	2541
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2542 DEFUN (whos_line_format, args, nargout,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	2543 "-- texinfo --\n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2544 @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	2545 @deftypefnx {Built-in Function} {@var{old_val} =} whos_line_format (@var{new_val})\n\
13951 79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13241 diff changeset	2546 @deftypefnx {Built-in Function} {} whos_line_format (@var{new_val}, \"local\")\n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2547 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	2548 \n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2549 A full format string is:\n\
10846 a4f482e66b65 Grammarcheck more of the documentation. Rik <octave@nomad.inbox5.com> parents: 10840 diff changeset	2550 @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	2551 \n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2552 @smallexample\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2553 %[modifier]<command>[:width[:left-min[:balance]]];\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2554 @end smallexample\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2555 \n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2556 The following command sequences are available:\n\
b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2557 \n\
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2558 @table @code\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2559 @item %a\n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	2560 Prints attributes of variables (g=global, p=persistent, f=formal parameter,\n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	2561 a=automatic variable).\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	2562 \n\
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2563 @item %b\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2564 Prints number of bytes occupied by variables.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	2565 \n\
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2566 @item %c\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2567 Prints class names of variables.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	2568 \n\
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2569 @item %e\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2570 Prints elements held by variables.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	2571 \n\
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2572 @item %n\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2573 Prints variable names.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	2574 \n\
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2575 @item %s\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2576 Prints dimensions of variables.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	2577 \n\
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2578 @item %t\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2579 Prints type names of variables.\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2580 @end table\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2581 \n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2582 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	2583 \n\
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2584 @table @code\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2585 @item l\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2586 Left alignment.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	2587 \n\
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2588 @item r\n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2589 Right alignment (default).\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	2590 \n\
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2591 @item c\n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2592 Column-aligned (only applicable to command %s).\n\
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2593 @end table\n\
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2594 \n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2595 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	2596 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	2597 auto-expand as required.\n\
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2598 \n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2599 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	2600 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	2601 @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	2602 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	2603 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	2604 left of the specified balance column.\n\
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2605 \n\
20101 e51473fdb622 doc: Periodic grammarcheck of documentation. Rik <rik@octave.org> parents: 19915 diff changeset	2606 The default format is:\n\
e51473fdb622 doc: Periodic grammarcheck of documentation. Rik <rik@octave.org> parents: 19915 diff changeset	2607 \n\
e51473fdb622 doc: Periodic grammarcheck of documentation. Rik <rik@octave.org> parents: 19915 diff changeset	2608 @qcode{\" %a:4; %ln:6; %cs:16:6:1; %rb:12; %lc:-1;@xbackslashchar{}n\"}\n\
13951 79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13241 diff changeset	2609 \n\
17281 bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted. Rik <rik@octave.org> parents: 16940 diff changeset	2610 When called from inside a function with the @qcode{\"local\"} option, the\n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	2611 variable is changed locally for the function and any subroutines it calls.\n\
17281 bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted. Rik <rik@octave.org> parents: 16940 diff changeset	2612 The original variable value is restored when exiting the function.\n\
9304 b6235c6cfb83 Update documentation for 'who' family of functions. Rik <rdrider0-list@yahoo.com> parents: 9260 diff changeset	2613 @seealso{whos}\n\
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	2614 @end deftypefn")
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	2615 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2616 return SET_INTERNAL_VARIABLE (whos_line_format);
3016 f512c16826d1 [project @ 1997-06-03 03:16:13 by jwe] jwe parents: 3013 diff changeset	2617 }
10443 34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	2618
15562 8ed107220a3e maint: Rename unimplemented.m to __unimplemented__.m. Juan Pablo Carbajal <ajuanpi+dev@gmail.com> parents: 15528 diff changeset	2619 static std::string Vmissing_function_hook = "__unimplemented__";
10443 34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	2620
34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	2621 DEFUN (missing_function_hook, args, nargout,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	2622 "-- texinfo --\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10640 diff changeset	2623 @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	2624 @deftypefnx {Built-in Function} {@var{old_val} =} missing_function_hook (@var{new_val})\n\
13951 79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13241 diff changeset	2625 @deftypefnx {Built-in Function} {} missing_function_hook (@var{new_val}, \"local\")\n\
12573 232a90612254 Add new section on parsing to documentation. Rik <octave@nomad.inbox5.com> parents: 12546 diff changeset	2626 Query or set the internal variable that specifies the function to call when\n\
232a90612254 Add new section on parsing to documentation. Rik <octave@nomad.inbox5.com> parents: 12546 diff changeset	2627 an unknown identifier is requested.\n\
13951 79aa00a94e9e doc: Document "local" option for configuration variables. Rik <octave@nomad.inbox5.com> parents: 13241 diff changeset	2628 \n\
17281 bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted. Rik <rik@octave.org> parents: 16940 diff changeset	2629 When called from inside a function with the @qcode{\"local\"} option, the\n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	2630 variable is changed locally for the function and any subroutines it calls.\n\
17281 bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted. Rik <rik@octave.org> parents: 16940 diff changeset	2631 The original variable value is restored when exiting the function.\n\
17756 9aff1c9fd70f doc: Add missing functions to manual. Rik <rik@octave.org> parents: 17744 diff changeset	2632 @seealso{missing_component_hook}\n\
10443 34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	2633 @end deftypefn")
34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	2634 {
34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	2635 return SET_INTERNAL_VARIABLE (missing_function_hook);
34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	2636 }
34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	2637
34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	2638 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	2639 {
10444 537d9fbba9c0 don't call missing_function_hook inside try block Jaroslav Hajek <highegg@gmail.com> parents: 10443 diff changeset	2640 // 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	2641 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	2642 {
15528 8d2b3db8b5b0 Allow missing_function_hook to fail silently Mike Miller <mtmiller@ieee.org> parents: 15508 diff changeset	2643 octave_value val = symbol_table::find_function (Vmissing_function_hook);
8d2b3db8b5b0 Allow missing_function_hook to fail silently Mike Miller <mtmiller@ieee.org> parents: 15508 diff changeset	2644
8d2b3db8b5b0 Allow missing_function_hook to fail silently Mike Miller <mtmiller@ieee.org> parents: 15508 diff changeset	2645 if (val.is_defined ())
8d2b3db8b5b0 Allow missing_function_hook to fail silently Mike Miller <mtmiller@ieee.org> parents: 15508 diff changeset	2646 {
8d2b3db8b5b0 Allow missing_function_hook to fail silently Mike Miller <mtmiller@ieee.org> parents: 15508 diff changeset	2647 // Ensure auto-restoration.
8d2b3db8b5b0 Allow missing_function_hook to fail silently Mike Miller <mtmiller@ieee.org> parents: 15508 diff changeset	2648 unwind_protect frame;
8d2b3db8b5b0 Allow missing_function_hook to fail silently Mike Miller <mtmiller@ieee.org> parents: 15508 diff changeset	2649 frame.protect_var (Vmissing_function_hook);
8d2b3db8b5b0 Allow missing_function_hook to fail silently Mike Miller <mtmiller@ieee.org> parents: 15508 diff changeset	2650
8d2b3db8b5b0 Allow missing_function_hook to fail silently Mike Miller <mtmiller@ieee.org> parents: 15508 diff changeset	2651 // Clear the variable prior to calling the function.
8d2b3db8b5b0 Allow missing_function_hook to fail silently Mike Miller <mtmiller@ieee.org> parents: 15508 diff changeset	2652 const std::string func_name = Vmissing_function_hook;
8d2b3db8b5b0 Allow missing_function_hook to fail silently Mike Miller <mtmiller@ieee.org> parents: 15508 diff changeset	2653 Vmissing_function_hook.clear ();
8d2b3db8b5b0 Allow missing_function_hook to fail silently Mike Miller <mtmiller@ieee.org> parents: 15508 diff changeset	2654
8d2b3db8b5b0 Allow missing_function_hook to fail silently Mike Miller <mtmiller@ieee.org> parents: 15508 diff changeset	2655 // Call.
8d2b3db8b5b0 Allow missing_function_hook to fail silently Mike Miller <mtmiller@ieee.org> parents: 15508 diff changeset	2656 feval (func_name, octave_value (name));
8d2b3db8b5b0 Allow missing_function_hook to fail silently Mike Miller <mtmiller@ieee.org> parents: 15508 diff changeset	2657 }
10467 13c1f15c67fa guard against recursive calls of missing_function_hook Jaroslav Hajek <highegg@gmail.com> parents: 10444 diff changeset	2658 }
10443 34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	2659 }
11558 1e4dfc7a9487 use .argn. to store argument names for inputname function John W. Eaton <jwe@octave.org> parents: 11556 diff changeset	2660
1e4dfc7a9487 use .argn. to store argument names for inputname function John W. Eaton <jwe@octave.org> parents: 11556 diff changeset	2661 DEFUN (__varval__, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	2662 "-- texinfo --\n\
11558 1e4dfc7a9487 use .argn. to store argument names for inputname function John W. Eaton <jwe@octave.org> parents: 11556 diff changeset	2663 @deftypefn {Built-in Function} {} __varval__ (@var{name})\n\
20760 15eefcabcb31 doc: Add docstring for internal function __varval__. Rik <rik@octave.org> parents: 20756 diff changeset	2664 Return the value of the variable @var{name} directly from the symbol table.\n\
11558 1e4dfc7a9487 use .argn. to store argument names for inputname function John W. Eaton <jwe@octave.org> parents: 11556 diff changeset	2665 @end deftypefn")
1e4dfc7a9487 use .argn. to store argument names for inputname function John W. Eaton <jwe@octave.org> parents: 11556 diff changeset	2666 {
1e4dfc7a9487 use .argn. to store argument names for inputname function John W. Eaton <jwe@octave.org> parents: 11556 diff changeset	2667 octave_value retval;
1e4dfc7a9487 use .argn. to store argument names for inputname function John W. Eaton <jwe@octave.org> parents: 11556 diff changeset	2668
20760 15eefcabcb31 doc: Add docstring for internal function __varval__. Rik <rik@octave.org> parents: 20756 diff changeset	2669 if (args.length () != 1)
11558 1e4dfc7a9487 use .argn. to store argument names for inputname function John W. Eaton <jwe@octave.org> parents: 11556 diff changeset	2670 print_usage ();
1e4dfc7a9487 use .argn. to store argument names for inputname function John W. Eaton <jwe@octave.org> parents: 11556 diff changeset	2671
20760 15eefcabcb31 doc: Add docstring for internal function __varval__. Rik <rik@octave.org> parents: 20756 diff changeset	2672 std::string name = args(0).xstring_value ("__varval__: first argument must be a variable name");
15eefcabcb31 doc: Add docstring for internal function __varval__. Rik <rik@octave.org> parents: 20756 diff changeset	2673
15eefcabcb31 doc: Add docstring for internal function __varval__. Rik <rik@octave.org> parents: 20756 diff changeset	2674 retval = symbol_table::varval (args(0).string_value ());
15eefcabcb31 doc: Add docstring for internal function __varval__. Rik <rik@octave.org> parents: 20756 diff changeset	2675
11558 1e4dfc7a9487 use .argn. to store argument names for inputname function John W. Eaton <jwe@octave.org> parents: 11556 diff changeset	2676 return retval;
1e4dfc7a9487 use .argn. to store argument names for inputname function John W. Eaton <jwe@octave.org> parents: 11556 diff changeset	2677 }
17516 21656a949661 Add hook function to handle missing Octave components Mike Miller <mtmiller@ieee.org> parents: 17355 diff changeset	2678
21656a949661 Add hook function to handle missing Octave components Mike Miller <mtmiller@ieee.org> parents: 17355 diff changeset	2679 static std::string Vmissing_component_hook;
21656a949661 Add hook function to handle missing Octave components Mike Miller <mtmiller@ieee.org> parents: 17355 diff changeset	2680
21656a949661 Add hook function to handle missing Octave components Mike Miller <mtmiller@ieee.org> parents: 17355 diff changeset	2681 DEFUN (missing_component_hook, args, nargout,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	2682 "-- texinfo --\n\
17516 21656a949661 Add hook function to handle missing Octave components Mike Miller <mtmiller@ieee.org> parents: 17355 diff changeset	2683 @deftypefn {Built-in Function} {@var{val} =} missing_component_hook ()\n\
21656a949661 Add hook function to handle missing Octave components Mike Miller <mtmiller@ieee.org> parents: 17355 diff changeset	2684 @deftypefnx {Built-in Function} {@var{old_val} =} missing_component_hook (@var{new_val})\n\
21656a949661 Add hook function to handle missing Octave components Mike Miller <mtmiller@ieee.org> parents: 17355 diff changeset	2685 @deftypefnx {Built-in Function} {} missing_component_hook (@var{new_val}, \"local\")\n\
21656a949661 Add hook function to handle missing Octave components Mike Miller <mtmiller@ieee.org> parents: 17355 diff changeset	2686 Query or set the internal variable that specifies the function to call when\n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	2687 a component of Octave is missing.\n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	2688 \n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	2689 This can be useful for packagers that may split the Octave installation into\n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	2690 multiple sub-packages, for example, to provide a hint to users for how to\n\
4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	2691 install the missing components.\n\
17516 21656a949661 Add hook function to handle missing Octave components Mike Miller <mtmiller@ieee.org> parents: 17355 diff changeset	2692 \n\
21656a949661 Add hook function to handle missing Octave components Mike Miller <mtmiller@ieee.org> parents: 17355 diff changeset	2693 When called from inside a function with the @qcode{\"local\"} option, the\n\
20172 4f45eaf83908 doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 20101 diff changeset	2694 variable is changed locally for the function and any subroutines it calls.\n\
17516 21656a949661 Add hook function to handle missing Octave components Mike Miller <mtmiller@ieee.org> parents: 17355 diff changeset	2695 The original variable value is restored when exiting the function.\n\
21656a949661 Add hook function to handle missing Octave components Mike Miller <mtmiller@ieee.org> parents: 17355 diff changeset	2696 \n\
21656a949661 Add hook function to handle missing Octave components Mike Miller <mtmiller@ieee.org> parents: 17355 diff changeset	2697 The hook function is expected to be of the form\n\
21656a949661 Add hook function to handle missing Octave components Mike Miller <mtmiller@ieee.org> parents: 17355 diff changeset	2698 \n\
21656a949661 Add hook function to handle missing Octave components Mike Miller <mtmiller@ieee.org> parents: 17355 diff changeset	2699 @example\n\
21656a949661 Add hook function to handle missing Octave components Mike Miller <mtmiller@ieee.org> parents: 17355 diff changeset	2700 @var{fcn} (@var{component})\n\
21656a949661 Add hook function to handle missing Octave components Mike Miller <mtmiller@ieee.org> parents: 17355 diff changeset	2701 @end example\n\
21656a949661 Add hook function to handle missing Octave components Mike Miller <mtmiller@ieee.org> parents: 17355 diff changeset	2702 \n\
21656a949661 Add hook function to handle missing Octave components Mike Miller <mtmiller@ieee.org> parents: 17355 diff changeset	2703 Octave will call @var{fcn} with the name of the function that requires the\n\
21656a949661 Add hook function to handle missing Octave components Mike Miller <mtmiller@ieee.org> parents: 17355 diff changeset	2704 component and a string describing the missing component. The hook function\n\
21656a949661 Add hook function to handle missing Octave components Mike Miller <mtmiller@ieee.org> parents: 17355 diff changeset	2705 should return an error message to be displayed.\n\
17756 9aff1c9fd70f doc: Add missing functions to manual. Rik <rik@octave.org> parents: 17744 diff changeset	2706 @seealso{missing_function_hook}\n\
17516 21656a949661 Add hook function to handle missing Octave components Mike Miller <mtmiller@ieee.org> parents: 17355 diff changeset	2707 @end deftypefn")
21656a949661 Add hook function to handle missing Octave components Mike Miller <mtmiller@ieee.org> parents: 17355 diff changeset	2708 {
21656a949661 Add hook function to handle missing Octave components Mike Miller <mtmiller@ieee.org> parents: 17355 diff changeset	2709 return SET_INTERNAL_VARIABLE (missing_component_hook);
21656a949661 Add hook function to handle missing Octave components Mike Miller <mtmiller@ieee.org> parents: 17355 diff changeset	2710 }

Mercurial > octave

annotate libinterp/corefcn/variables.cc @ 20769:58e79b0078e4