octave: libinterp/corefcn/variables.cc annotate

annotate libinterp/corefcn/variables.cc @ 25646:4d565baa475e

move libinterp/utils functions inside octave namespace * utils.h, utils.cc: Move functions inside octave namespace. Change all uses.

author	John W. Eaton <jwe@octave.org>
date	Thu, 19 Jul 2018 16:55:47 -0400
parents	c0bca26d0713
children	97ea2329d5d8

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
25054 6652d3823428 maint: Update copyright dates in all source files. John W. Eaton <jwe@octave.org> parents: 24534 diff changeset	3 Copyright (C) 1993-2018 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
24534 194eb4bd202b maint: Update punctuation for GPL v3 license text. Rik <rik@octave.org> parents: 24485 diff changeset	8 Octave is free software: you can redistribute it and/or modify it
22755 3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22407 diff changeset	9 under the terms of the GNU General Public License as published by
24534 194eb4bd202b maint: Update punctuation for GPL v3 license text. Rik <rik@octave.org> parents: 24485 diff changeset	10 the Free Software Foundation, either version 3 of the License, or
22755 3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22407 diff changeset	11 (at your option) any later version.
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22407 diff changeset	12
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22407 diff changeset	13 Octave is distributed in the hope that it will be useful, but
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22407 diff changeset	14 WITHOUT ANY WARRANTY; without even the implied warranty of
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22407 diff changeset	15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22407 diff changeset	16 GNU General Public License for more details.
1 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
24534 194eb4bd202b maint: Update punctuation for GPL v3 license text. Rik <rik@octave.org> parents: 24485 diff changeset	20 <https://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
21724 aba2e6293dd8 use "#if ..." consistently instead of "#ifdef" and "#ifndef" John W. Eaton <jwe@octave.org> parents: 21660 diff changeset	24 #if defined (HAVE_CONFIG_H)
21301 40de9f8f23a6 Use '#include "config.h"' rather than <config.h>. Rik <rik@octave.org> parents: 21272 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
22091 0f6fc2ec3b1a move call_stack class to a separate file John W. Eaton <jwe@octave.org> parents: 22022 diff changeset	42 #include "call-stack.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"
21100 e39e05d90788 Switch gripe_XXX to either err_XXX or warn_XXX naming scheme. Rik <rik@octave.org> parents: 21095 diff changeset	47 #include "errwarn.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"
23438 d24d01273bd0 eliminate load-path singleton John W. Eaton <jwe@octave.org> parents: 23332 diff changeset	50 #include "interpreter-private.h"
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: 22091 diff changeset	51 #include "interpreter.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	52 #include "lex.h"
5832 5e41e06f6a78 [project @ 2006-05-26 21:41:32 by jwe] jwe parents: 5823 diff changeset	53 #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	54 #include "octave-link.h"
20925 667861ffffab Extracted header class octave-preserve-stream-state from utils.{cc/h}. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 20909 diff changeset	55 #include "octave-preserve-stream-state.h"
2926 66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe] jwe parents: 2921 diff changeset	56 #include "oct-map.h"
20940 48b2ad5ee801 maint: Rename oct-obj.[cc\|h] to ovl.[cc\|h] for clarity. Rik <rik@octave.org> parents: 20939 diff changeset	57 #include "ovl.h"
2926 66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe] jwe parents: 2921 diff changeset	58 #include "ov.h"
9240 f27a8c07f0b2 clear -classes and support. Robert T. Short <octave@phaselockedsystems.com> parents: 9180 diff changeset	59 #include "ov-class.h"
3933 f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3681 diff changeset	60 #include "ov-usr-fcn.h"
605 4f65175911a6 [project @ 1994-08-13 20:10:39 by jwe] jwe parents: 598 diff changeset	61 #include "pager.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	62 #include "parse.h"
2926 66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe] jwe parents: 2921 diff changeset	63 #include "symtab.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	64 #include "unwind-prot.h"
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	65 #include "utils.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	66 #include "variables.h"
2205 bd389b53befa [project @ 1996-05-15 06:15:45 by jwe] jwe parents: 2181 diff changeset	67
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	68 // Defines layout for the whos/who -long command
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	69 static std::string Vwhos_line_format
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	70 = " %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	71
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	72 // Attributes of variables and functions.
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	73
2086 bfb775fb6fe8 [project @ 1996-04-25 05:55:19 by jwe] jwe parents: 2076 diff changeset	74 // Is this octave_value a valid function?
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	75
2975 b9c107cbe388 [project @ 1997-05-15 20:01:00 by jwe] jwe parents: 2963 diff changeset	76 octave_function *
4345 4e23bfdd6172 [project @ 2003-02-20 20:45:49 by jwe] jwe parents: 4342 diff changeset	77 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	78 const std::string& warn_for, bool warn)
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	79 {
23457 21baad6b35c4 maint: Use C++11 nullptr rather than 0 or NULL when possible. Rik <rik@octave.org> parents: 23450 diff changeset	80 octave_function *ans = nullptr;
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	81
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	82 if (! fcn_name.empty ())
3618 8cea69ad95ae [project @ 2000-03-22 20:51:45 by jwe] jwe parents: 3565 diff changeset	83 {
23701 a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	84 octave::symbol_table& symtab
a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	85 = octave::__get_symbol_table__ ("is_valid_function");
23599 5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23587 diff changeset	86
5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23587 diff changeset	87 octave_value val = symtab.find_function (fcn_name);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	88
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	89 if (val.is_defined ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	90 ans = val.function_value (true);
3618 8cea69ad95ae [project @ 2000-03-22 20:51:45 by jwe] jwe parents: 3565 diff changeset	91 }
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	92
21224 2e64b5899d1f maint: invert if/else/error pattern in variables.cc Rik <rik@octave.org> parents: 21200 diff changeset	93 // FIXME: Should this be "err" and "error_for", rather than warn?
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	94 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	95 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	96 warn_for.c_str (), fcn_name.c_str ());
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	97
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	98 return ans;
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	99 }
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	100
2975 b9c107cbe388 [project @ 1997-05-15 20:01:00 by jwe] jwe parents: 2963 diff changeset	101 octave_function *
4345 4e23bfdd6172 [project @ 2003-02-20 20:45:49 by jwe] jwe parents: 4342 diff changeset	102 is_valid_function (const octave_value& arg,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	103 const std::string& warn_for, bool warn)
3178 09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	104 {
23457 21baad6b35c4 maint: Use C++11 nullptr rather than 0 or NULL when possible. Rik <rik@octave.org> parents: 23450 diff changeset	105 octave_function *ans = nullptr;
3178 09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	106
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3476 diff changeset	107 std::string fcn_name;
3178 09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	108
09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	109 if (arg.is_string ())
4700 ca3a1d687bba [project @ 2004-01-21 03:28:31 by jwe] jwe parents: 4604 diff changeset	110 {
ca3a1d687bba [project @ 2004-01-21 03:28:31 by jwe] jwe parents: 4604 diff changeset	111 fcn_name = arg.string_value ();
3178 09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	112
19743 67f2c76f9f4d Remove unnecessary checking of error_state after is_string validation. Rik <rik@octave.org> parents: 19718 diff changeset	113 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	114 }
3178 09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	115 else if (warn)
21224 2e64b5899d1f maint: invert if/else/error pattern in variables.cc Rik <rik@octave.org> parents: 21200 diff changeset	116 // FIXME: Should this be "err" and "error_for", rather than warn?
22407 34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22333 diff changeset	117 error ("%s: argument must be a string containing function name",
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22333 diff changeset	118 warn_for.c_str ());
3178 09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	119
09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	120 return ans;
09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	121 }
09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	122
09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	123 octave_function *
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3476 diff changeset	124 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	125 const std::string& fname, const std::string& header,
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	126 const std::string& trailer)
2796 74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	127 {
23457 21baad6b35c4 maint: Use C++11 nullptr rather than 0 or NULL when possible. Rik <rik@octave.org> parents: 23450 diff changeset	128 octave_function *retval = nullptr;
2796 74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	129
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	130 retval = is_valid_function (arg, warn_for, 0);
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	131
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	132 if (! retval)
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	133 {
24218 3d26a174e143 * variables.cc (extract_function): Omit 'first' from error message. John W. Eaton <jwe@octave.org> parents: 24070 diff changeset	134 std::string s = arg.xstring_value ("%s: argument must be a string",
20711 7b608fadc663 Make error messages more specific about the variable and problem encountered. Rik <rik@octave.org> parents: 20704 diff changeset	135 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	136
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	137 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	138 cmd.append (s);
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	139 cmd.append (trailer);
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	140
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	141 int parse_status;
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	142
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	143 octave::eval_string (cmd, true, parse_status, 0);
20581 fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	144
21224 2e64b5899d1f maint: invert if/else/error pattern in variables.cc Rik <rik@octave.org> parents: 21200 diff changeset	145 if (parse_status != 0)
20581 fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	146 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	147 warn_for.c_str (), fname.c_str ());
21224 2e64b5899d1f maint: invert if/else/error pattern in variables.cc Rik <rik@octave.org> parents: 21200 diff changeset	148
2e64b5899d1f maint: invert if/else/error pattern in variables.cc Rik <rik@octave.org> parents: 21200 diff changeset	149 retval = is_valid_function (fname, warn_for, 0);
2e64b5899d1f maint: invert if/else/error pattern in variables.cc Rik <rik@octave.org> parents: 21200 diff changeset	150
2e64b5899d1f maint: invert if/else/error pattern in variables.cc Rik <rik@octave.org> parents: 21200 diff changeset	151 if (! retval)
2e64b5899d1f maint: invert if/else/error pattern in variables.cc Rik <rik@octave.org> parents: 21200 diff changeset	152 error ("%s: '%s' is not valid as a function",
2e64b5899d1f maint: invert if/else/error pattern in variables.cc Rik <rik@octave.org> parents: 21200 diff changeset	153 warn_for.c_str (), fname.c_str ());
2e64b5899d1f maint: invert if/else/error pattern in variables.cc Rik <rik@octave.org> parents: 21200 diff changeset	154
2e64b5899d1f maint: invert if/else/error pattern in variables.cc Rik <rik@octave.org> parents: 21200 diff changeset	155 warning ("%s: passing function body as a string is obsolete; please use anonymous functions",
2e64b5899d1f maint: invert if/else/error pattern in variables.cc Rik <rik@octave.org> parents: 21200 diff changeset	156 warn_for.c_str ());
2796 74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	157 }
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	158
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	159 return retval;
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	160 }
74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2790 diff changeset	161
5930 a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	162 static octave_value
23701 a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	163 do_isglobal (octave::symbol_table& symtab, const octave_value_list& args)
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	164 {
20819 f428cbe7576f eliminate unnecessary uses of nargin John W. Eaton <jwe@octave.org> parents: 20799 diff changeset	165 if (args.length () != 1)
20799 c349d4c91ce2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20769 diff changeset	166 print_usage ();
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	167
19403 03067dab10ca Use stricter input validation when looking for a string as input (bug #42651). Rik <rik@octave.org> parents: 19152 diff changeset	168 if (! args(0).is_string ())
20831 35241c4b696c eliminate return statements after calls to error John W. Eaton <jwe@octave.org> parents: 20819 diff changeset	169 error ("isglobal: NAME must be a string");
636 fae2bd91c027 [project @ 1994-08-23 18:39:50 by jwe] jwe parents: 628 diff changeset	170
24361 8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	171 octave::symbol_scope scope = symtab.current_scope ();
23599 5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23587 diff changeset	172
19403 03067dab10ca Use stricter input validation when looking for a string as input (bug #42651). Rik <rik@octave.org> parents: 19152 diff changeset	173 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	174
24361 8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	175 return scope && scope.is_global (name);
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	176 }
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	177
23701 a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	178 DEFMETHOD (isglobal, interp, args, ,
a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	179 doc: /* -- texinfo --
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	180 @deftypefn {} {} isglobal (@var{name})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	181 Return true if @var{name} is a globally visible variable.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	182
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	183 For example:
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	184
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	185 @example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	186 @group
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	187 global x
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	188 isglobal ("x")
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	189 @result{} 1
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	190 @end group
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	191 @end example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	192 @seealso{isvarname, exist}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	193 @end deftypefn */)
5930 a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	194 {
23701 a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	195 octave::symbol_table& symtab = interp.get_symbol_table ();
a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	196
a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	197 return do_isglobal (symtab, args);
5930 a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	198 }
a703198cb8b8 [project @ 2006-08-15 06:06:15 by jwe] jwe parents: 5929 diff changeset	199
21389 64efef931bd0 Add BIST tests for bitpack, bitunpack, isglobal, and typecast Mike Miller <mtmiller@octave.org> parents: 21317 diff changeset	200 /*
64efef931bd0 Add BIST tests for bitpack, bitunpack, isglobal, and typecast Mike Miller <mtmiller@octave.org> parents: 21317 diff changeset	201 %!test
64efef931bd0 Add BIST tests for bitpack, bitunpack, isglobal, and typecast Mike Miller <mtmiller@octave.org> parents: 21317 diff changeset	202 %! global x;
21580 ecce63c99c3f maint: Add semicolons to terminate code in %! blocks. Rik <rik@octave.org> parents: 21568 diff changeset	203 %! assert (isglobal ("x"), true);
21389 64efef931bd0 Add BIST tests for bitpack, bitunpack, isglobal, and typecast Mike Miller <mtmiller@octave.org> parents: 21317 diff changeset	204
64efef931bd0 Add BIST tests for bitpack, bitunpack, isglobal, and typecast Mike Miller <mtmiller@octave.org> parents: 21317 diff changeset	205 %!error isglobal ()
64efef931bd0 Add BIST tests for bitpack, bitunpack, isglobal, and typecast Mike Miller <mtmiller@octave.org> parents: 21317 diff changeset	206 %!error isglobal ("a", "b")
64efef931bd0 Add BIST tests for bitpack, bitunpack, isglobal, and typecast Mike Miller <mtmiller@octave.org> parents: 21317 diff changeset	207 %!error isglobal (1)
64efef931bd0 Add BIST tests for bitpack, bitunpack, isglobal, and typecast Mike Miller <mtmiller@octave.org> parents: 21317 diff changeset	208 */
64efef931bd0 Add BIST tests for bitpack, bitunpack, isglobal, and typecast Mike Miller <mtmiller@octave.org> parents: 21317 diff changeset	209
23143 898c33f4b9c0 declare some functions that are only used once "static" John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	210 static int
23701 a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	211 symbol_exist (octave::interpreter& interp, const std::string& name,
a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	212 const std::string& type = "any")
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	213 {
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22171 diff changeset	214 if (octave::is_keyword (name))
17963 2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	215 return 0;
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	216
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	217 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	218 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	219 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	220 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	221 bool search_builtin = type == "builtin";
20206 3c8260fd0837 Validate second option to exist () (bug #42618). Rik <rik@octave.org> parents: 20181 diff changeset	222 bool search_class = type == "class";
3c8260fd0837 Validate second option to exist () (bug #42618). Rik <rik@octave.org> parents: 20181 diff changeset	223
3c8260fd0837 Validate second option to exist () (bug #42618). Rik <rik@octave.org> parents: 20181 diff changeset	224 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	225 search_builtin \|\| search_class))
23803 90689bdbe048 Use C++11 raw string literals to avoid escaping double quotes. Rik <rik@octave.org> parents: 23795 diff changeset	226 error (R"(exist: unrecognized type argument "%s")", type.c_str ());
17963 2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	227
23701 a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	228 octave::symbol_table& symtab = interp.get_symbol_table ();
23599 5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23587 diff changeset	229
17963 2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	230 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	231 {
24361 8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	232 octave::symbol_scope scope = symtab.current_scope ();
8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	233
8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	234 octave_value val = scope ? scope.varval (name) : octave_value ();
17963 2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	235
23587 0c468af9dc00 maint: Deprecate is_object and replace with isobject. Rik <rik@octave.org> parents: 23584 diff changeset	236 if (val.is_constant () \|\| val.isobject ()
18856 de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	237 \|\| 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	238 \|\| 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	239 \|\| 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	240 return 1;
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	241
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	242 if (search_var)
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	243 return 0;
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	244 }
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	245
18856 de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	246 // 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	247 // 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	248
22120 5f91c1e89a98 avoid possible crash in exist function (bug #36067) John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	249 // Command line function which Matlab does not support
5f91c1e89a98 avoid possible crash in exist function (bug #36067) John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	250 if (search_any)
18856 de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	251 {
23599 5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23587 diff changeset	252 octave_value val = symtab.find_cmdline_function (name);
22120 5f91c1e89a98 avoid possible crash in exist function (bug #36067) John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	253
5f91c1e89a98 avoid possible crash in exist function (bug #36067) John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	254 if (val.is_defined ())
5f91c1e89a98 avoid possible crash in exist function (bug #36067) John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	255 return 103;
18856 de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	256 }
de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	257
17963 2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	258 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	259 {
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	260 std::string file_name = octave::lookup_autoload (name);
17963 2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	261
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	262 if (file_name.empty ())
23438 d24d01273bd0 eliminate load-path singleton John W. Eaton <jwe@octave.org> parents: 23332 diff changeset	263 {
23701 a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	264 octave::load_path& lp = interp.get_load_path ();
23438 d24d01273bd0 eliminate load-path singleton John W. Eaton <jwe@octave.org> parents: 23332 diff changeset	265
d24d01273bd0 eliminate load-path singleton John W. Eaton <jwe@octave.org> parents: 23332 diff changeset	266 file_name = lp.find_fcn (name);
d24d01273bd0 eliminate load-path singleton John W. Eaton <jwe@octave.org> parents: 23332 diff changeset	267 }
17963 2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	268
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	269 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	270
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	271 if (len > 0)
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	272 {
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	273 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	274 {
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	275 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	276 \|\| 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	277 return 3;
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	278 else
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	279 return 2;
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	280 }
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	281 }
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	282
25646 4d565baa475e move libinterp/utils functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 25464 diff changeset	283 file_name = octave::file_in_path (name, "");
17963 2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	284
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	285 if (file_name.empty ())
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	286 file_name = name;
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	287
21736 0504351a45e6 use namespace for file_stat classes John W. Eaton <jwe@octave.org> parents: 21733 diff changeset	288 octave::sys::file_stat fs (file_name);
17963 2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	289
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	290 if (fs)
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	291 {
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	292 if (search_any \|\| search_file)
19861 19755f4fc851 maint: Cleanup C++ code to follow Octave coding conventions. Rik <rik@octave.org> parents: 19750 diff changeset	293 {
19755f4fc851 maint: Cleanup C++ code to follow Octave coding conventions. Rik <rik@octave.org> parents: 19750 diff changeset	294 if (fs.is_dir ())
19755f4fc851 maint: Cleanup C++ code to follow Octave coding conventions. Rik <rik@octave.org> parents: 19750 diff changeset	295 return 7;
19755f4fc851 maint: Cleanup C++ code to follow Octave coding conventions. Rik <rik@octave.org> parents: 19750 diff changeset	296
19755f4fc851 maint: Cleanup C++ code to follow Octave coding conventions. Rik <rik@octave.org> parents: 19750 diff changeset	297 len = file_name.length ();
19755f4fc851 maint: Cleanup C++ code to follow Octave coding conventions. Rik <rik@octave.org> parents: 19750 diff changeset	298
19755f4fc851 maint: Cleanup C++ code to follow Octave coding conventions. Rik <rik@octave.org> parents: 19750 diff changeset	299 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	300 \|\| file_name.substr (len-4) == ".mex"))
19755f4fc851 maint: Cleanup C++ code to follow Octave coding conventions. Rik <rik@octave.org> parents: 19750 diff changeset	301 return 3;
19755f4fc851 maint: Cleanup C++ code to follow Octave coding conventions. Rik <rik@octave.org> parents: 19750 diff changeset	302 else
19755f4fc851 maint: Cleanup C++ code to follow Octave coding conventions. Rik <rik@octave.org> parents: 19750 diff changeset	303 return 2;
19755f4fc851 maint: Cleanup C++ code to follow Octave coding conventions. Rik <rik@octave.org> parents: 19750 diff changeset	304 }
17963 2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	305 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	306 return 7;
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	307 }
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	308
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	309 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	310 return 0;
2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	311 }
1277 db4f4009d6e8 [project @ 1995-04-24 20:35:06 by jwe] jwe parents: 1271 diff changeset	312
22120 5f91c1e89a98 avoid possible crash in exist function (bug #36067) John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	313 if (search_any \|\| search_builtin)
5f91c1e89a98 avoid possible crash in exist function (bug #36067) John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	314 {
23599 5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23587 diff changeset	315 if (symtab.is_built_in_function_name (name))
22120 5f91c1e89a98 avoid possible crash in exist function (bug #36067) John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	316 return 5;
5f91c1e89a98 avoid possible crash in exist function (bug #36067) John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	317
5f91c1e89a98 avoid possible crash in exist function (bug #36067) John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	318 if (search_builtin)
5f91c1e89a98 avoid possible crash in exist function (bug #36067) John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	319 return 0;
5f91c1e89a98 avoid possible crash in exist function (bug #36067) John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	320 }
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	321
17963 2ca3a2f46d93 improve performance of exist when searching for specific items John W. Eaton <jwe@octave.org> parents: 17861 diff changeset	322 return 0;
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	323 }
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	324
23927 e3a36f84d01d provide variable-editor widget for the GUI Michael Barnes <mjbcode@runbox.com> parents: 23829 diff changeset	325 int
e3a36f84d01d provide variable-editor widget for the GUI Michael Barnes <mjbcode@runbox.com> parents: 23829 diff changeset	326 symbol_exist (const std::string& name, const std::string& type)
e3a36f84d01d provide variable-editor widget for the GUI Michael Barnes <mjbcode@runbox.com> parents: 23829 diff changeset	327 {
e3a36f84d01d provide variable-editor widget for the GUI Michael Barnes <mjbcode@runbox.com> parents: 23829 diff changeset	328 octave::interpreter& interp = octave::__get_interpreter__ ("symbol_exist");
e3a36f84d01d provide variable-editor widget for the GUI Michael Barnes <mjbcode@runbox.com> parents: 23829 diff changeset	329
e3a36f84d01d provide variable-editor widget for the GUI Michael Barnes <mjbcode@runbox.com> parents: 23829 diff changeset	330 return symbol_exist (interp, name, type);
e3a36f84d01d provide variable-editor widget for the GUI Michael Barnes <mjbcode@runbox.com> parents: 23829 diff changeset	331 }
e3a36f84d01d provide variable-editor widget for the GUI Michael Barnes <mjbcode@runbox.com> parents: 23829 diff changeset	332
e3a36f84d01d provide variable-editor widget for the GUI Michael Barnes <mjbcode@runbox.com> parents: 23829 diff changeset	333
22197 e43d83253e28 refill multi-line macro definitions John W. Eaton <jwe@octave.org> parents: 22196 diff changeset	334 #define GET_IDX(LEN) \
4962 0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	335 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	336
4954 ed0f3cb6d3d4 [project @ 2004-09-01 21:24:53 by jwe] jwe parents: 4930 diff changeset	337 std::string
ed0f3cb6d3d4 [project @ 2004-09-01 21:24:53 by jwe] jwe parents: 4930 diff changeset	338 unique_symbol_name (const std::string& basename)
ed0f3cb6d3d4 [project @ 2004-09-01 21:24:53 by jwe] jwe parents: 4930 diff changeset	339 {
4962 0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	340 static const std::string alpha
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	341 = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	342
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	343 static size_t len = alpha.length ();
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	344
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	345 std::string nm = basename + alpha[GET_IDX (len)];
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	346
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	347 size_t pos = nm.length ();
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	348
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	349 if (nm.substr (0, 2) == "__")
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	350 nm.append ("__");
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	351
23701 a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	352 octave::interpreter& interp
a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	353 = octave::__get_interpreter__ ("unique_symbol_name");
a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	354
a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	355 while (symbol_exist (interp, nm, "any"))
4962 0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	356 nm.insert (pos++, 1, alpha[GET_IDX (len)]);
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	357
0ab18cbe8b5f [project @ 2004-09-02 16:56:17 by jwe] jwe parents: 4954 diff changeset	358 return nm;
4954 ed0f3cb6d3d4 [project @ 2004-09-01 21:24:53 by jwe] jwe parents: 4930 diff changeset	359 }
ed0f3cb6d3d4 [project @ 2004-09-01 21:24:53 by jwe] jwe parents: 4930 diff changeset	360
23701 a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	361 DEFMETHOD (exist, interp, args, ,
a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	362 doc: /* -- texinfo --
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	363 @deftypefn {} {@var{c} =} exist (@var{name})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	364 @deftypefnx {} {@var{c} =} exist (@var{name}, @var{type})
24485 ad04b8055d91 doc: Note that return code 8 (class) is not implemented for exist(). Rik <rik@octave.org> parents: 24449 diff changeset	365 Check for the existence of @var{name} as a variable, function, file, directory,
ad04b8055d91 doc: Note that return code 8 (class) is not implemented for exist(). Rik <rik@octave.org> parents: 24449 diff changeset	366 or class.
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	367
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	368 The return code @var{c} is one of
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	369
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	370 @table @asis
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	371 @item 1
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	372 @var{name} is a variable.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	373
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	374 @item 2
24485 ad04b8055d91 doc: Note that return code 8 (class) is not implemented for exist(). Rik <rik@octave.org> parents: 24449 diff changeset	375 @var{name} is an absolute filename, an ordinary file in Octave's @code{path},
ad04b8055d91 doc: Note that return code 8 (class) is not implemented for exist(). Rik <rik@octave.org> parents: 24449 diff changeset	376 or (after appending @samp{.m}) a function file in Octave's @code{path}.
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	377
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	378 @item 3
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	379 @var{name} is a @samp{.oct} or @samp{.mex} file in Octave's @code{path}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	380
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	381 @item 5
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	382 @var{name} is a built-in function.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	383
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	384 @item 7
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	385 @var{name} is a directory.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	386
24485 ad04b8055d91 doc: Note that return code 8 (class) is not implemented for exist(). Rik <rik@octave.org> parents: 24449 diff changeset	387 @item 8
ad04b8055d91 doc: Note that return code 8 (class) is not implemented for exist(). Rik <rik@octave.org> parents: 24449 diff changeset	388 @var{name} is a class. (Note: not currently implemented)
ad04b8055d91 doc: Note that return code 8 (class) is not implemented for exist(). Rik <rik@octave.org> parents: 24449 diff changeset	389
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	390 @item 103
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	391 @var{name} is a function not associated with a file (entered on the command
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	392 line).
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	393
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	394 @item 0
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	395 @var{name} does not exist.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	396 @end table
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	397
24485 ad04b8055d91 doc: Note that return code 8 (class) is not implemented for exist(). Rik <rik@octave.org> parents: 24449 diff changeset	398 If the optional argument @var{type} is supplied, check only for symbols of the
ad04b8055d91 doc: Note that return code 8 (class) is not implemented for exist(). Rik <rik@octave.org> parents: 24449 diff changeset	399 specified type. Valid types are
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	400
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	401 @table @asis
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	402 @item @qcode{"var"}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	403 Check only for variables.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	404
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	405 @item @qcode{"builtin"}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	406 Check only for built-in functions.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	407
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	408 @item @qcode{"dir"}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	409 Check only for directories.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	410
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	411 @item @qcode{"file"}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	412 Check only for files and directories.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	413
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	414 @item @qcode{"class"}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	415 Check only for classes. (Note: This option is accepted, but not currently
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	416 implemented)
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	417 @end table
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	418
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	419 If no type is given, and there are multiple possible matches for name,
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	420 @code{exist} will return a code according to the following priority list:
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	421 variable, built-in function, oct-file, directory, file, class.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	422
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	423 @code{exist} returns 2 if a regular file called @var{name} is present in
24485 ad04b8055d91 doc: Note that return code 8 (class) is not implemented for exist(). Rik <rik@octave.org> parents: 24449 diff changeset	424 Octave's search path. For information about other types of files not on the
ad04b8055d91 doc: Note that return code 8 (class) is not implemented for exist(). Rik <rik@octave.org> parents: 24449 diff changeset	425 search path use some combination of the functions @code{file_in_path} and
ad04b8055d91 doc: Note that return code 8 (class) is not implemented for exist(). Rik <rik@octave.org> parents: 24449 diff changeset	426 @code{stat} instead.
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	427
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	428 Programming Note: If @var{name} is implemented by a buggy .oct/.mex file,
24485 ad04b8055d91 doc: Note that return code 8 (class) is not implemented for exist(). Rik <rik@octave.org> parents: 24449 diff changeset	429 calling @var{exist} may cause Octave to crash. To maintain high performance,
ad04b8055d91 doc: Note that return code 8 (class) is not implemented for exist(). Rik <rik@octave.org> parents: 24449 diff changeset	430 Octave trusts .oct/.mex files instead of @nospell{sandboxing} them.
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	431
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	432 @seealso{file_in_loadpath, file_in_path, dir_in_loadpath, stat}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	433 @end deftypefn */)
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	434 {
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	435 int nargin = args.length ();
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	436
20799 c349d4c91ce2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20769 diff changeset	437 if (nargin < 1 \|\| nargin > 2)
c349d4c91ce2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20769 diff changeset	438 print_usage ();
c349d4c91ce2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20769 diff changeset	439
c349d4c91ce2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20769 diff changeset	440 std::string name = args(0).xstring_value ("exist: NAME must be a string");
c349d4c91ce2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20769 diff changeset	441
c349d4c91ce2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20769 diff changeset	442 if (nargin == 2)
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	443 {
20799 c349d4c91ce2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20769 diff changeset	444 std::string type = args(1).xstring_value ("exist: TYPE must be a string");
c349d4c91ce2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20769 diff changeset	445
c349d4c91ce2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20769 diff changeset	446 if (type == "class")
23803 90689bdbe048 Use C++11 raw string literals to avoid escaping double quotes. Rik <rik@octave.org> parents: 23795 diff changeset	447 warning (R"(exist: "class" type argument is not implemented)");
20799 c349d4c91ce2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20769 diff changeset	448
23701 a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	449 return ovl (symbol_exist (interp, name, type));
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	450 }
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	451 else
23701 a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	452 return ovl (symbol_exist (interp, name));
4016 139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	453 }
139f5273d0f8 [project @ 2002-08-02 22:55:51 by jwe] jwe parents: 4010 diff changeset	454
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	455 /*
18856 de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	456 %!shared dirtmp, __var1
de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	457 %! dirtmp = P_tmpdir ();
de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	458 %! __var1 = 1;
de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	459
de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	460 %!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	461 %!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	462 %!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	463 %!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	464 %!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	465 %!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	466
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	467 %!test
14429 eff4a5933e28 Update %!tests in src/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14366 diff changeset	468 %! if (isunix ())
18856 de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	469 %! 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	470 %! 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	471 %! 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	472 %! 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	473 %! 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	474 %! 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	475 %! endif
18856 de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	476
19750 2111917d34c4 fix tests failing after changeset c913247c85a8 John W. Eaton <jwe@octave.org> parents: 19743 diff changeset	477 %!assert (exist ("print_usage"), 2)
2111917d34c4 fix tests failing after changeset c913247c85a8 John W. Eaton <jwe@octave.org> parents: 19743 diff changeset	478 %!assert (exist ("print_usage.m"), 2)
2111917d34c4 fix tests failing after changeset c913247c85a8 John W. Eaton <jwe@octave.org> parents: 19743 diff changeset	479 %!assert (exist ("print_usage", "file"), 2)
2111917d34c4 fix tests failing after changeset c913247c85a8 John W. Eaton <jwe@octave.org> parents: 19743 diff changeset	480 %!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	481
20713 2469d78a1d8b Consistently use 'filename' rather than 'file name' throughout code base. Rik <rik@octave.org> parents: 20711 diff changeset	482 ## Don't search path for rooted relative filenames
21317 a4faec57f4c8 maint: remove semicolon after %!assert tests to follow Octave conventions. Rik <rik@octave.org> parents: 21301 diff changeset	483 %!assert (exist ("plot.m", "file"), 2)
a4faec57f4c8 maint: remove semicolon after %!assert tests to follow Octave conventions. Rik <rik@octave.org> parents: 21301 diff changeset	484 %!assert (exist ("./plot.m", "file"), 0)
a4faec57f4c8 maint: remove semicolon after %!assert tests to follow Octave conventions. Rik <rik@octave.org> parents: 21301 diff changeset	485 %!assert (exist ("./%nonexistentfile%", "file"), 0)
a4faec57f4c8 maint: remove semicolon after %!assert tests to follow Octave conventions. Rik <rik@octave.org> parents: 21301 diff changeset	486 %!assert (exist ("%nonexistentfile%", "file"), 0)
20181 aa36fb998a4d maint: Remove unnecessary whitespace at end of lines. Rik <rik@octave.org> parents: 20178 diff changeset	487
20713 2469d78a1d8b Consistently use 'filename' rather than 'file name' throughout code base. Rik <rik@octave.org> parents: 20711 diff changeset	488 ## 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	489 %!test
20181 aa36fb998a4d maint: Remove unnecessary whitespace at end of lines. Rik <rik@octave.org> parents: 20178 diff changeset	490 %! tname = tempname (pwd ());
19915 85c5a81c6ddd Rewrite BIST tests for exist to pass on Windows (bug #44445). Rik <rik@octave.org> parents: 19864 diff changeset	491 %! unwind_protect
85c5a81c6ddd Rewrite BIST tests for exist to pass on Windows (bug #44445). Rik <rik@octave.org> parents: 19864 diff changeset	492 %! ## 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	493 %! fid = fopen (tname, "w");
85c5a81c6ddd Rewrite BIST tests for exist to pass on Windows (bug #44445). Rik <rik@octave.org> parents: 19864 diff changeset	494 %! fclose (fid);
85c5a81c6ddd Rewrite BIST tests for exist to pass on Windows (bug #44445). Rik <rik@octave.org> parents: 19864 diff changeset	495 %! [~, fname] = fileparts (tname);
85c5a81c6ddd Rewrite BIST tests for exist to pass on Windows (bug #44445). Rik <rik@octave.org> parents: 19864 diff changeset	496 %! 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	497 %! unwind_protect_cleanup
85c5a81c6ddd Rewrite BIST tests for exist to pass on Windows (bug #44445). Rik <rik@octave.org> parents: 19864 diff changeset	498 %! unlink (tname);
85c5a81c6ddd Rewrite BIST tests for exist to pass on Windows (bug #44445). Rik <rik@octave.org> parents: 19864 diff changeset	499 %! end_unwind_protect
85c5a81c6ddd Rewrite BIST tests for exist to pass on Windows (bug #44445). Rik <rik@octave.org> parents: 19864 diff changeset	500 %! 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	501
18856 de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	502 %!testif HAVE_CHOLMOD
de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	503 %! 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	504 %! 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	505 %! 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	506 %! 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	507
de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	508 %!assert (exist ("sin"), 5)
18861 da6ffbf75edf Simplify exist() code for recognizing command line functions. Rik <rik@octave.org> parents: 18858 diff changeset	509 %!assert (exist ("sin", "builtin"), 5)
da6ffbf75edf Simplify exist() code for recognizing command line functions. Rik <rik@octave.org> parents: 18858 diff changeset	510 %!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	511
de8c67ba7ac4 Use Matlab return hierarchy for exist() codes when no type is specified. Rik <rik@octave.org> parents: 18282 diff changeset	512 %!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	513 %!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	514 %!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	515
18880 ca0d9844dfd7 Fix input validation for exist() which did not error on non-string input. Rik <rik@octave.org> parents: 18879 diff changeset	516 %!error exist ()
ca0d9844dfd7 Fix input validation for exist() which did not error on non-string input. Rik <rik@octave.org> parents: 18879 diff changeset	517 %!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	518 %!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	519 %!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	520 %!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	521 %!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	522
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	523 */
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	524
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	525 // Variable values.
195 13c6086c325c [project @ 1993-11-06 10:12:29 by jwe] jwe parents: 191 diff changeset	526
10637 9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	527 static bool
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	528 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	529 {
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	530 bool retval = false;
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	531
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	532 if (nargin == 2)
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	533 {
21224 2e64b5899d1f maint: invert if/else/error pattern in variables.cc Rik <rik@octave.org> parents: 21200 diff changeset	534 if (! args(1).is_string () \|\| args(1).string_value () != "local")
23803 90689bdbe048 Use C++11 raw string literals to avoid escaping double quotes. Rik <rik@octave.org> parents: 23795 diff changeset	535 error_with_cfn (R"(second argument must be "local")");
21224 2e64b5899d1f maint: invert if/else/error pattern in variables.cc Rik <rik@octave.org> parents: 21200 diff changeset	536
2e64b5899d1f maint: invert if/else/error pattern in variables.cc Rik <rik@octave.org> parents: 21200 diff changeset	537 nargin = 1;
2e64b5899d1f maint: invert if/else/error pattern in variables.cc Rik <rik@octave.org> parents: 21200 diff changeset	538 retval = true;
10637 9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	539 }
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	540
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	541 return retval;
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	542 }
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	543
23704 c495549e9a94 refactor local protection for internal variables John W. Eaton <jwe@octave.org> parents: 23703 diff changeset	544 static octave::unwind_protect *
c495549e9a94 refactor local protection for internal variables John W. Eaton <jwe@octave.org> parents: 23703 diff changeset	545 curr_fcn_unwind_protect_frame (void)
10637 9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	546 {
23704 c495549e9a94 refactor local protection for internal variables John W. Eaton <jwe@octave.org> parents: 23703 diff changeset	547 octave::call_stack& cs
c495549e9a94 refactor local protection for internal variables John W. Eaton <jwe@octave.org> parents: 23703 diff changeset	548 = octave::__get_call_stack__ ("curr_fcn_unwind_protect_frame");
23553 14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23466 diff changeset	549
25399 6ca2c0d76d84 store unwind protect frame for function evaluation in call_stack object John W. Eaton <jwe@octave.org> parents: 25343 diff changeset	550 return cs.curr_fcn_unwind_protect_frame ();
23704 c495549e9a94 refactor local protection for internal variables John W. Eaton <jwe@octave.org> parents: 23703 diff changeset	551 }
c495549e9a94 refactor local protection for internal variables John W. Eaton <jwe@octave.org> parents: 23703 diff changeset	552
c495549e9a94 refactor local protection for internal variables John W. Eaton <jwe@octave.org> parents: 23703 diff changeset	553 template <typename T>
c495549e9a94 refactor local protection for internal variables John W. Eaton <jwe@octave.org> parents: 23703 diff changeset	554 static bool
c495549e9a94 refactor local protection for internal variables John W. Eaton <jwe@octave.org> parents: 23703 diff changeset	555 try_local_protect (T& var)
c495549e9a94 refactor local protection for internal variables John W. Eaton <jwe@octave.org> parents: 23703 diff changeset	556 {
c495549e9a94 refactor local protection for internal variables John W. Eaton <jwe@octave.org> parents: 23703 diff changeset	557 octave::unwind_protect *frame = curr_fcn_unwind_protect_frame ();
c495549e9a94 refactor local protection for internal variables John W. Eaton <jwe@octave.org> parents: 23703 diff changeset	558
c495549e9a94 refactor local protection for internal variables John W. Eaton <jwe@octave.org> parents: 23703 diff changeset	559 if (frame)
c495549e9a94 refactor local protection for internal variables John W. Eaton <jwe@octave.org> parents: 23703 diff changeset	560 {
c495549e9a94 refactor local protection for internal variables John W. Eaton <jwe@octave.org> parents: 23703 diff changeset	561 frame->protect_var (var);
c495549e9a94 refactor local protection for internal variables John W. Eaton <jwe@octave.org> parents: 23703 diff changeset	562 return true;
c495549e9a94 refactor local protection for internal variables John W. Eaton <jwe@octave.org> parents: 23703 diff changeset	563 }
10637 9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	564 else
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	565 return false;
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	566 }
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	567
5791 70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	568 octave_value
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	569 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	570 int nargout, const char *nm)
5791 70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	571 {
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	572 octave_value retval;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	573
5800 e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	574 int nargin = args.length ();
e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	575
e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	576 if (nargout > 0 \|\| nargin == 0)
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	577 retval = var;
5791 70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	578
10637 9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	579 if (wants_local_change (args, nargin))
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	580 {
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	581 if (! try_local_protect (var))
23803 90689bdbe048 Use C++11 raw string literals to avoid escaping double quotes. Rik <rik@octave.org> parents: 23795 diff changeset	582 warning (R"("local" has no effect outside a function)");
10637 9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	583 }
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	584
20939 b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20925 diff changeset	585 if (nargin > 1)
b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20925 diff changeset	586 print_usage ();
b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20925 diff changeset	587
5791 70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	588 if (nargin == 1)
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	589 {
20711 7b608fadc663 Make error messages more specific about the variable and problem encountered. Rik <rik@octave.org> parents: 20704 diff changeset	590 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	591
571508c1ed06 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20700 diff changeset	592 var = bval;
5791 70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	593 }
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	594
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	595 return retval;
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	596 }
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	597
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	598 octave_value
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	599 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	600 int nargout, const char *nm)
5791 70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	601 {
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	602 octave_value retval;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	603
5800 e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	604 int nargin = args.length ();
e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	605
e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	606 if (nargout > 0 \|\| nargin == 0)
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	607 retval = var;
5791 70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	608
10637 9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	609 if (wants_local_change (args, nargin))
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	610 {
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	611 if (! try_local_protect (var))
23803 90689bdbe048 Use C++11 raw string literals to avoid escaping double quotes. Rik <rik@octave.org> parents: 23795 diff changeset	612 warning (R"("local" has no effect outside a function)");
10637 9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	613 }
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	614
20939 b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20925 diff changeset	615 if (nargin > 1)
b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20925 diff changeset	616 print_usage ();
b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20925 diff changeset	617
5791 70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	618 if (nargin == 1)
70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	619 {
20700 68e3a747ca02 rename octave_value value extractors that accept error message args John W. Eaton <jwe@octave.org> parents: 20581 diff changeset	620 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	621
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	622 switch (sval.length ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	623 {
20581 fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	624 case 1:
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	625 var = sval[0];
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	626 break;
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	627
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	628 case 0:
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	629 var = '\0';
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	630 break;
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	631
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	632 default:
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	633 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	634 break;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	635 }
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	636 }
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	637
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	638 return retval;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	639 }
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	640
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	641 octave_value
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	642 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	643 int nargout, const char *nm,
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	644 int minval, int maxval)
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	645 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	646 octave_value retval;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	647
5800 e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	648 int nargin = args.length ();
e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	649
e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	650 if (nargout > 0 \|\| nargin == 0)
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	651 retval = var;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	652
10637 9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	653 if (wants_local_change (args, nargin))
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	654 {
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	655 if (! try_local_protect (var))
23803 90689bdbe048 Use C++11 raw string literals to avoid escaping double quotes. Rik <rik@octave.org> parents: 23795 diff changeset	656 warning (R"("local" has no effect outside a function)");
10637 9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	657 }
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	658
20939 b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20925 diff changeset	659 if (nargin > 1)
b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20925 diff changeset	660 print_usage ();
b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20925 diff changeset	661
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	662 if (nargin == 1)
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	663 {
20711 7b608fadc663 Make error messages more specific about the variable and problem encountered. Rik <rik@octave.org> parents: 20704 diff changeset	664 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	665
571508c1ed06 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20700 diff changeset	666 if (ival < minval)
20711 7b608fadc663 Make error messages more specific about the variable and problem encountered. Rik <rik@octave.org> parents: 20704 diff changeset	667 error ("%s: arg must be greater than %d", nm, minval);
21224 2e64b5899d1f maint: invert if/else/error pattern in variables.cc Rik <rik@octave.org> parents: 21200 diff changeset	668 if (ival > maxval)
21055 5e00ed38a58b maint: Replace if/error/else paradigm with just if/error. Rik <rik@octave.org> parents: 21017 diff changeset	669 error ("%s: arg must be less than or equal to %d", nm, maxval);
21224 2e64b5899d1f maint: invert if/else/error pattern in variables.cc Rik <rik@octave.org> parents: 21200 diff changeset	670
2e64b5899d1f maint: invert if/else/error pattern in variables.cc Rik <rik@octave.org> parents: 21200 diff changeset	671 var = ival;
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	672 }
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	673
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	674 return retval;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	675 }
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	676
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	677 octave_value
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	678 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	679 int nargout, const char *nm,
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	680 double minval, double maxval)
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	681 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	682 octave_value retval;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	683
5800 e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	684 int nargin = args.length ();
e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	685
e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	686 if (nargout > 0 \|\| nargin == 0)
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	687 retval = var;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	688
10637 9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	689 if (wants_local_change (args, nargin))
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	690 {
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	691 if (! try_local_protect (var))
23803 90689bdbe048 Use C++11 raw string literals to avoid escaping double quotes. Rik <rik@octave.org> parents: 23795 diff changeset	692 warning (R"("local" has no effect outside a function)");
10637 9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	693 }
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	694
20939 b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20925 diff changeset	695 if (nargin > 1)
b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20925 diff changeset	696 print_usage ();
b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20925 diff changeset	697
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	698 if (nargin == 1)
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	699 {
20711 7b608fadc663 Make error messages more specific about the variable and problem encountered. Rik <rik@octave.org> parents: 20704 diff changeset	700 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	701
571508c1ed06 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20700 diff changeset	702 if (dval < minval)
20711 7b608fadc663 Make error messages more specific about the variable and problem encountered. Rik <rik@octave.org> parents: 20704 diff changeset	703 error ("%s: argument must be greater than %g", minval);
21224 2e64b5899d1f maint: invert if/else/error pattern in variables.cc Rik <rik@octave.org> parents: 21200 diff changeset	704 if (dval > maxval)
20711 7b608fadc663 Make error messages more specific about the variable and problem encountered. Rik <rik@octave.org> parents: 20704 diff changeset	705 error ("%s: argument must be less than or equal to %g", maxval);
21224 2e64b5899d1f maint: invert if/else/error pattern in variables.cc Rik <rik@octave.org> parents: 21200 diff changeset	706
2e64b5899d1f maint: invert if/else/error pattern in variables.cc Rik <rik@octave.org> parents: 21200 diff changeset	707 var = dval;
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	708 }
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	709
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	710 return retval;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	711 }
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	712
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	713 octave_value
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	714 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	715 int nargout, const char *nm, bool empty_ok)
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	716 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	717 octave_value retval;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	718
5800 e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	719 int nargin = args.length ();
e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	720
e8be7fe586f9 [project @ 2006-05-10 06:50:45 by jwe] jwe parents: 5794 diff changeset	721 if (nargout > 0 \|\| nargin == 0)
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	722 retval = var;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	723
10637 9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	724 if (wants_local_change (args, nargin))
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	725 {
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	726 if (! try_local_protect (var))
23803 90689bdbe048 Use C++11 raw string literals to avoid escaping double quotes. Rik <rik@octave.org> parents: 23795 diff changeset	727 warning (R"("local" has no effect outside a function)");
10637 9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	728 }
9cd5aa83fa62 implement 'local' parameter to pseudo-variables Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	729
20939 b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20925 diff changeset	730 if (nargin > 1)
b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20925 diff changeset	731 print_usage ();
b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20925 diff changeset	732
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	733 if (nargin == 1)
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	734 {
20700 68e3a747ca02 rename octave_value value extractors that accept error message args John W. Eaton <jwe@octave.org> parents: 20581 diff changeset	735 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	736
21224 2e64b5899d1f maint: invert if/else/error pattern in variables.cc Rik <rik@octave.org> parents: 21200 diff changeset	737 if (! empty_ok && sval.empty ())
20581 fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	738 error ("%s: value must not be empty", nm);
21224 2e64b5899d1f maint: invert if/else/error pattern in variables.cc Rik <rik@octave.org> parents: 21200 diff changeset	739
2e64b5899d1f maint: invert if/else/error pattern in variables.cc Rik <rik@octave.org> parents: 21200 diff changeset	740 var = sval;
5791 70215aff5ccf [project @ 2006-05-04 18:38:45 by jwe] jwe parents: 5781 diff changeset	741 }
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	742
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	743 return retval;
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	744 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	745
10638 e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	746 octave_value
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	747 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	748 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	749 {
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	750 octave_value retval;
10640 5c594472f75e determine string enum length by trailing null rather than sizeof Jaroslav Hajek <highegg@gmail.com> parents: 10638 diff changeset	751 int nchoices = 0;
23795 980f39c3ab90 Use C++11 nullptr rather than 0 in code (bug #51565). Rik <rik@octave.org> parents: 23704 diff changeset	752 while (choices[nchoices] != nullptr)
10640 5c594472f75e determine string enum length by trailing null rather than sizeof Jaroslav Hajek <highegg@gmail.com> parents: 10638 diff changeset	753 nchoices++;
10638 e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	754
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	755 int nargin = args.length ();
20799 c349d4c91ce2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20769 diff changeset	756
10638 e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	757 assert (var < nchoices);
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	758
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	759 if (nargout > 0 \|\| nargin == 0)
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	760 retval = choices[var];
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	761
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	762 if (wants_local_change (args, nargin))
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	763 {
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	764 if (! try_local_protect (var))
23803 90689bdbe048 Use C++11 raw string literals to avoid escaping double quotes. Rik <rik@octave.org> parents: 23795 diff changeset	765 warning (R"("local" has no effect outside a function)");
10638 e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	766 }
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	767
20939 b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20925 diff changeset	768 if (nargin > 1)
b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20925 diff changeset	769 print_usage ();
b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20925 diff changeset	770
10638 e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	771 if (nargin == 1)
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	772 {
20700 68e3a747ca02 rename octave_value value extractors that accept error message args John W. Eaton <jwe@octave.org> parents: 20581 diff changeset	773 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	774
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	775 int i = 0;
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	776 for (; i < nchoices; i++)
10638 e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	777 {
20581 fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	778 if (sval == choices[i])
10638 e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	779 {
20581 fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	780 var = i;
fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	781 break;
10638 e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	782 }
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	783 }
20581 fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20556 diff changeset	784 if (i == nchoices)
23803 90689bdbe048 Use C++11 raw string literals to avoid escaping double quotes. Rik <rik@octave.org> parents: 23795 diff changeset	785 error (R"(%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	786 }
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	787
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	788 return retval;
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	789 }
e1559a8a60b4 general mechanism for string enum variables Jaroslav Hajek <highegg@gmail.com> parents: 10637 diff changeset	790
21272 987c1a79d33f new set_internal_variable variant John W. Eaton <jwe@octave.org> parents: 21224 diff changeset	791 octave_value
987c1a79d33f new set_internal_variable variant John W. Eaton <jwe@octave.org> parents: 21224 diff changeset	792 set_internal_variable (std::string& var, const octave_value_list& args,
987c1a79d33f new set_internal_variable variant John W. Eaton <jwe@octave.org> parents: 21224 diff changeset	793 int nargout, const char nm, const char *choices)
987c1a79d33f new set_internal_variable variant John W. Eaton <jwe@octave.org> parents: 21224 diff changeset	794 {
987c1a79d33f new set_internal_variable variant John W. Eaton <jwe@octave.org> parents: 21224 diff changeset	795 octave_value retval;
987c1a79d33f new set_internal_variable variant John W. Eaton <jwe@octave.org> parents: 21224 diff changeset	796 int nchoices = 0;
23795 980f39c3ab90 Use C++11 nullptr rather than 0 in code (bug #51565). Rik <rik@octave.org> parents: 23704 diff changeset	797 while (choices[nchoices] != nullptr)
21272 987c1a79d33f new set_internal_variable variant John W. Eaton <jwe@octave.org> parents: 21224 diff changeset	798 nchoices++;
987c1a79d33f new set_internal_variable variant John W. Eaton <jwe@octave.org> parents: 21224 diff changeset	799
987c1a79d33f new set_internal_variable variant John W. Eaton <jwe@octave.org> parents: 21224 diff changeset	800 int nargin = args.length ();
987c1a79d33f new set_internal_variable variant John W. Eaton <jwe@octave.org> parents: 21224 diff changeset	801
987c1a79d33f new set_internal_variable variant John W. Eaton <jwe@octave.org> parents: 21224 diff changeset	802 if (nargout > 0 \|\| nargin == 0)
987c1a79d33f new set_internal_variable variant John W. Eaton <jwe@octave.org> parents: 21224 diff changeset	803 retval = var;
987c1a79d33f new set_internal_variable variant John W. Eaton <jwe@octave.org> parents: 21224 diff changeset	804
987c1a79d33f new set_internal_variable variant John W. Eaton <jwe@octave.org> parents: 21224 diff changeset	805 if (wants_local_change (args, nargin))
987c1a79d33f new set_internal_variable variant John W. Eaton <jwe@octave.org> parents: 21224 diff changeset	806 {
987c1a79d33f new set_internal_variable variant John W. Eaton <jwe@octave.org> parents: 21224 diff changeset	807 if (! try_local_protect (var))
23803 90689bdbe048 Use C++11 raw string literals to avoid escaping double quotes. Rik <rik@octave.org> parents: 23795 diff changeset	808 warning (R"("local" has no effect outside a function)");
21272 987c1a79d33f new set_internal_variable variant John W. Eaton <jwe@octave.org> parents: 21224 diff changeset	809 }
987c1a79d33f new set_internal_variable variant John W. Eaton <jwe@octave.org> parents: 21224 diff changeset	810
987c1a79d33f new set_internal_variable variant John W. Eaton <jwe@octave.org> parents: 21224 diff changeset	811 if (nargin > 1)
987c1a79d33f new set_internal_variable variant John W. Eaton <jwe@octave.org> parents: 21224 diff changeset	812 print_usage ();
987c1a79d33f new set_internal_variable variant John W. Eaton <jwe@octave.org> parents: 21224 diff changeset	813
987c1a79d33f new set_internal_variable variant John W. Eaton <jwe@octave.org> parents: 21224 diff changeset	814 if (nargin == 1)
987c1a79d33f new set_internal_variable variant John W. Eaton <jwe@octave.org> parents: 21224 diff changeset	815 {
987c1a79d33f new set_internal_variable variant John W. Eaton <jwe@octave.org> parents: 21224 diff changeset	816 std::string sval = args(0).xstring_value ("%s: first argument must be a string", nm);
987c1a79d33f new set_internal_variable variant John W. Eaton <jwe@octave.org> parents: 21224 diff changeset	817
987c1a79d33f new set_internal_variable variant John W. Eaton <jwe@octave.org> parents: 21224 diff changeset	818 int i = 0;
987c1a79d33f new set_internal_variable variant John W. Eaton <jwe@octave.org> parents: 21224 diff changeset	819 for (; i < nchoices; i++)
987c1a79d33f new set_internal_variable variant John W. Eaton <jwe@octave.org> parents: 21224 diff changeset	820 {
987c1a79d33f new set_internal_variable variant John W. Eaton <jwe@octave.org> parents: 21224 diff changeset	821 if (sval == choices[i])
987c1a79d33f new set_internal_variable variant John W. Eaton <jwe@octave.org> parents: 21224 diff changeset	822 {
987c1a79d33f new set_internal_variable variant John W. Eaton <jwe@octave.org> parents: 21224 diff changeset	823 var = sval;
987c1a79d33f new set_internal_variable variant John W. Eaton <jwe@octave.org> parents: 21224 diff changeset	824 break;
987c1a79d33f new set_internal_variable variant John W. Eaton <jwe@octave.org> parents: 21224 diff changeset	825 }
987c1a79d33f new set_internal_variable variant John W. Eaton <jwe@octave.org> parents: 21224 diff changeset	826 }
987c1a79d33f new set_internal_variable variant John W. Eaton <jwe@octave.org> parents: 21224 diff changeset	827 if (i == nchoices)
23803 90689bdbe048 Use C++11 raw string literals to avoid escaping double quotes. Rik <rik@octave.org> parents: 23795 diff changeset	828 error (R"(%s: value not allowed ("%s"))", nm, sval.c_str ());
21272 987c1a79d33f new set_internal_variable variant John W. Eaton <jwe@octave.org> parents: 21224 diff changeset	829 }
987c1a79d33f new set_internal_variable variant John W. Eaton <jwe@octave.org> parents: 21224 diff changeset	830
987c1a79d33f new set_internal_variable variant John W. Eaton <jwe@octave.org> parents: 21224 diff changeset	831 return retval;
987c1a79d33f new set_internal_variable variant John W. Eaton <jwe@octave.org> parents: 21224 diff changeset	832 }
987c1a79d33f new set_internal_variable variant John W. Eaton <jwe@octave.org> parents: 21224 diff changeset	833
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	834 struct
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	835 whos_parameter
195 13c6086c325c [project @ 1993-11-06 10:12:29 by jwe] jwe parents: 191 diff changeset	836 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	837 char command;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	838 char modifier;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	839 int parameter_length;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	840 int first_parameter_length;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	841 int balance;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	842 std::string text;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	843 std::string line;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	844 };
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	845
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	846 static void
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	847 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	848 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	849 // This method prints a line of information on a given symbol
25337 3ff9192b676e use auto keyword to declare iterator variables where possible John W. Eaton <jwe@octave.org> parents: 25103 diff changeset	850 auto i = params.begin ();
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	851 std::ostringstream param_buf;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	852
23675 f71c0195b19d move octave_preserve_stream_state to octave namespace John W. Eaton <jwe@octave.org> parents: 23614 diff changeset	853 octave::preserve_stream_state stream_state (os);
17818 f1b59ef34eda attempt to avoid setting persistent state on i/o streams (bug #40396) John W. Eaton <jwe@octave.org> parents: 17787 diff changeset	854
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	855 while (i != params.end ())
195 13c6086c325c [project @ 1993-11-06 10:12:29 by jwe] jwe parents: 191 diff changeset	856 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	857 whos_parameter param = *i;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	858
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	859 if (param.command != '\0')
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	860 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	861 // Do the actual printing
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	862 switch (param.modifier)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	863 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	864 case 'l':
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	865 os << std::setiosflags (std::ios::left)
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	866 << std::setw (param.parameter_length);
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	867 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	868 << std::setw (param.parameter_length);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	869 break;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	870
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	871 case 'r':
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	872 os << std::setiosflags (std::ios::right)
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	873 << std::setw (param.parameter_length);
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	874 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	875 << std::setw (param.parameter_length);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	876 break;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	877
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	878 case 'c':
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	879 if (param.command != 's')
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	880 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	881 os << std::setiosflags (std::ios::left)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	882 << std::setw (param.parameter_length);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	883 param_buf << std::setiosflags (std::ios::left)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	884 << std::setw (param.parameter_length);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	885 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	886 break;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	887
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	888 default:
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	889 os << std::setiosflags (std::ios::left)
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	890 << std::setw (param.parameter_length);
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	891 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	892 << std::setw (param.parameter_length);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	893 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	894
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	895 if (param.command == 's' && param.modifier == 'c')
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	896 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	897 int a, b;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11558 diff changeset	898
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	899 if (param.modifier == 'c')
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	900 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	901 a = param.first_parameter_length - param.balance;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	902 a = (a < 0 ? 0 : a);
21751 b571fc85953f maint: Use two spaces after period to indicate sentence break. Rik <rik@octave.org> parents: 21743 diff changeset	903 b = param.parameter_length - a - param.text.length ();
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	904 b = (b < 0 ? 0 : b);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	905 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	906 << "" << std::resetiosflags (std::ios::left) << param.text
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	907 << std::setiosflags (std::ios::left)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	908 << std::setw (b) << ""
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	909 << std::resetiosflags (std::ios::left);
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	910 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	911 << std::setw (a)
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	912 << "" << std::resetiosflags (std::ios::left)
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	913 << param.line
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	914 << std::setiosflags (std::ios::left)
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	915 << std::setw (b) << ""
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	916 << std::resetiosflags (std::ios::left);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	917 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	918 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	919 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	920 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	921 os << param.text;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	922 param_buf << param.line;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	923 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	924 os << std::resetiosflags (std::ios::left)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	925 << std::resetiosflags (std::ios::right);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	926 param_buf << std::resetiosflags (std::ios::left)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	927 << std::resetiosflags (std::ios::right);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	928 i++;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	929 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	930 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	931 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	932 os << param.text;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	933 param_buf << param.line;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	934 i++;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	935 }
195 13c6086c325c [project @ 1993-11-06 10:12:29 by jwe] jwe parents: 191 diff changeset	936 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	937
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	938 os << param_buf.str ();
195 13c6086c325c [project @ 1993-11-06 10:12:29 by jwe] jwe parents: 191 diff changeset	939 }
13c6086c325c [project @ 1993-11-06 10:12:29 by jwe] jwe parents: 191 diff changeset	940
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	941 // 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	942 // 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	943 // 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	944 // 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	945 // 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	946
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	947 std::string
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	948 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	949 {
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	950 octave_value tmp = val;
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	951
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	952 Matrix sz = tmp.size ();
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	953
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	954 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	955
21660 53728df3e4c9 maint: for clarity, call ndims() rather than length() on dimension vectors. Rik <rik@octave.org> parents: 21580 diff changeset	956 for (octave_idx_type i = 0; i < dv.ndims (); i++)
9704 bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	957 dv(i) = sz(i);
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	958
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	959 return dv.str ();
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	960 }
bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	961
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	962 class
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	963 symbol_info_list
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	964 {
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	965 private:
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	966 struct symbol_info
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	967 {
24270 bc3819b7cca1 don't use symbol_table:: nesting for symbol_record, symbol_scope, or fcn_info John W. Eaton <jwe@octave.org> parents: 24218 diff changeset	968 symbol_info (const octave::symbol_record& sr,
24356 8b14ba8296af refactor symbol_record object John W. Eaton <jwe@octave.org> parents: 24352 diff changeset	969 octave::symbol_record::context_id context,
21017 93748bcaec17 maint: Replace emtpy 'std::string ()' calls with "". Rik <rik@octave.org> parents: 20957 diff changeset	970 const std::string& expr_str = "",
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	971 const octave_value& expr_val = octave_value ())
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	972 : name (expr_str.empty () ? sr.name () : expr_str),
23602 214cb58ccc1c use pointer to scope instead of scope id John W. Eaton <jwe@octave.org> parents: 23599 diff changeset	973 varval (),
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	974 is_automatic (sr.is_automatic ()),
23581 c3075ae020e1 maint: Deprecate is_complex_type and replace with iscomplex. Rik <rik@octave.org> parents: 23578 diff changeset	975 is_complex (varval.iscomplex ()),
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	976 is_formal (sr.is_formal ()),
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	977 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	978 is_persistent (sr.is_persistent ())
23602 214cb58ccc1c use pointer to scope instead of scope id John W. Eaton <jwe@octave.org> parents: 23599 diff changeset	979 {
24356 8b14ba8296af refactor symbol_record object John W. Eaton <jwe@octave.org> parents: 24352 diff changeset	980 varval = (expr_val.is_undefined ()
8b14ba8296af refactor symbol_record object John W. Eaton <jwe@octave.org> parents: 24352 diff changeset	981 ? sr.varval (context) : expr_val);
23602 214cb58ccc1c use pointer to scope instead of scope id John W. Eaton <jwe@octave.org> parents: 23599 diff changeset	982
23604 b0e9c030f063 eliminate some warnings introduced by recent changes John W. Eaton <jwe@octave.org> parents: 23603 diff changeset	983 is_complex = varval.iscomplex ();
23602 214cb58ccc1c use pointer to scope instead of scope id John W. Eaton <jwe@octave.org> parents: 23599 diff changeset	984 }
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	985
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	986 void display_line (std::ostream& os,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	987 const std::list<whos_parameter>& params) const
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	988 {
9704 bb413c0d0d6d whos: kluge fix to get size right for objects John W. Eaton <jwe@octave.org> parents: 9454 diff changeset	989 std::string dims_str = get_dims_str (varval);
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	990
25337 3ff9192b676e use auto keyword to declare iterator variables where possible John W. Eaton <jwe@octave.org> parents: 25103 diff changeset	991 auto i = params.begin ();
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	992
23675 f71c0195b19d move octave_preserve_stream_state to octave namespace John W. Eaton <jwe@octave.org> parents: 23614 diff changeset	993 octave::preserve_stream_state stream_state (os);
17818 f1b59ef34eda attempt to avoid setting persistent state on i/o streams (bug #40396) John W. Eaton <jwe@octave.org> parents: 17787 diff changeset	994
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	995 while (i != params.end ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	996 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	997 whos_parameter param = *i;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	998
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	999 if (param.command != '\0')
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1000 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1001 // Do the actual printing.
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1002
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1003 switch (param.modifier)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1004 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1005 case 'l':
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1006 os << std::setiosflags (std::ios::left)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1007 << std::setw (param.parameter_length);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1008 break;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1009
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1010 case 'r':
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1011 os << std::setiosflags (std::ios::right)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1012 << std::setw (param.parameter_length);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1013 break;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1014
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1015 case 'c':
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1016 if (param.command == 's')
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1017 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1018 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	1019 - dims_str.find ('x');
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1020 int back = param.parameter_length
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	1021 - dims_str.length ()
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	1022 - front;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1023 front = (front > 0) ? front : 0;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1024 back = (back > 0) ? back : 0;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1025
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1026 os << std::setiosflags (std::ios::left)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1027 << std::setw (front)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1028 << ""
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1029 << std::resetiosflags (std::ios::left)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1030 << dims_str
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1031 << std::setiosflags (std::ios::left)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1032 << std::setw (back)
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 << std::resetiosflags (std::ios::left);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1035 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1036 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1037 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1038 os << std::setiosflags (std::ios::left)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1039 << std::setw (param.parameter_length);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1040 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1041 break;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1042
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1043 default:
15466 d174210ce1ec use ' instead of ` in error messages, warnings and most comments John W. Eaton <jwe@octave.org> parents: 14138 diff changeset	1044 error ("whos_line_format: modifier '%c' unknown",
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1045 param.modifier);
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1046
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1047 os << std::setiosflags (std::ios::right)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1048 << std::setw (param.parameter_length);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1049 }
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1050
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1051 switch (param.command)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1052 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1053 case 'a':
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1054 {
12651 332bb3b9600e interpreter: Add new attribute 'complex' in whos (bug #32053) Daniel Kraft <d@domob.eu> parents: 12632 diff changeset	1055 char tmp[6];
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1056
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1057 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	1058 tmp[1] = (is_complex ? 'c' : ' ');
332bb3b9600e interpreter: Add new attribute 'complex' in whos (bug #32053) Daniel Kraft <d@domob.eu> parents: 12632 diff changeset	1059 tmp[2] = (is_formal ? 'f' : ' ');
332bb3b9600e interpreter: Add new attribute 'complex' in whos (bug #32053) Daniel Kraft <d@domob.eu> parents: 12632 diff changeset	1060 tmp[3] = (is_global ? 'g' : ' ');
332bb3b9600e interpreter: Add new attribute 'complex' in whos (bug #32053) Daniel Kraft <d@domob.eu> parents: 12632 diff changeset	1061 tmp[4] = (is_persistent ? 'p' : ' ');
332bb3b9600e interpreter: Add new attribute 'complex' in whos (bug #32053) Daniel Kraft <d@domob.eu> parents: 12632 diff changeset	1062 tmp[5] = 0;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1063
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1064 os << tmp;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1065 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1066 break;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1067
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1068 case 'b':
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1069 os << varval.byte_size ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1070 break;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1071
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1072 case 'c':
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1073 os << varval.class_name ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1074 break;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1075
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1076 case 'e':
20229 5dfaaaae784f Deprecate Array::capacity() and Sparse::capacity() for numel() and nzmax(). Carnë Draug <carandraug@octave.org> parents: 20206 diff changeset	1077 os << varval.numel ();
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1078 break;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1079
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1080 case 'n':
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1081 os << name;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1082 break;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1083
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1084 case 's':
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1085 if (param.modifier != 'c')
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1086 os << dims_str;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1087 break;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1088
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1089 case 't':
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1090 os << varval.type_name ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1091 break;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11558 diff changeset	1092
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1093 default:
15466 d174210ce1ec use ' instead of ` in error messages, warnings and most comments John W. Eaton <jwe@octave.org> parents: 14138 diff changeset	1094 error ("whos_line_format: command '%c' unknown",
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1095 param.command);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1096 }
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1097
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1098 os << std::resetiosflags (std::ios::left)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1099 << std::resetiosflags (std::ios::right);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1100 i++;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1101 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1102 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1103 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1104 os << param.text;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1105 i++;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1106 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1107 }
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	1108 }
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1109
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1110 std::string name;
12651 332bb3b9600e interpreter: Add new attribute 'complex' in whos (bug #32053) Daniel Kraft <d@domob.eu> parents: 12632 diff changeset	1111 octave_value varval;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1112 bool is_automatic;
12651 332bb3b9600e interpreter: Add new attribute 'complex' in whos (bug #32053) Daniel Kraft <d@domob.eu> parents: 12632 diff changeset	1113 bool is_complex;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1114 bool is_formal;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1115 bool is_global;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1116 bool is_persistent;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1117 };
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1118
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1119 public:
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1120 symbol_info_list (void) : lst () { }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1121
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1122 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	1123
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1124 symbol_info_list& operator = (const symbol_info_list& sil)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1125 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1126 if (this != &sil)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1127 lst = sil.lst;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1128
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1129 return *this;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1130 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1131
22868 87e3163f6c87 use c++11 "= default" syntax for declaration of trivial destructors John W. Eaton <jwe@octave.org> parents: 22862 diff changeset	1132 ~symbol_info_list (void) = default;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1133
24356 8b14ba8296af refactor symbol_record object John W. Eaton <jwe@octave.org> parents: 24352 diff changeset	1134 void append (const octave::symbol_record& sr,
8b14ba8296af refactor symbol_record object John W. Eaton <jwe@octave.org> parents: 24352 diff changeset	1135 octave::symbol_record::context_id context)
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1136 {
24356 8b14ba8296af refactor symbol_record object John W. Eaton <jwe@octave.org> parents: 24352 diff changeset	1137 lst.push_back (symbol_info (sr, context));
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1138 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1139
24270 bc3819b7cca1 don't use symbol_table:: nesting for symbol_record, symbol_scope, or fcn_info John W. Eaton <jwe@octave.org> parents: 24218 diff changeset	1140 void append (const octave::symbol_record& sr,
24356 8b14ba8296af refactor symbol_record object John W. Eaton <jwe@octave.org> parents: 24352 diff changeset	1141 octave::symbol_record::context_id context,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1142 const std::string& expr_str,
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1143 const octave_value& expr_val)
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1144 {
24356 8b14ba8296af refactor symbol_record object John W. Eaton <jwe@octave.org> parents: 24352 diff changeset	1145 lst.push_back (symbol_info (sr, context, expr_str, expr_val));
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1146 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1147
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1148 size_t size (void) const { return lst.size (); }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1149
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1150 bool empty (void) const { return lst.empty (); }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1151
11069 e40e19761d06 variables.cc: Octave_map to octave_map and octave_scalar_map conversion John W. Eaton <jwe@octave.org> parents: 11029 diff changeset	1152 octave_map
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1153 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	1154 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1155 size_t len = lst.size ();
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1156
9732 b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops Jaroslav Hajek <highegg@gmail.com> parents: 9727 diff changeset	1157 Cell name_info (len, 1);
b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops Jaroslav Hajek <highegg@gmail.com> parents: 9727 diff changeset	1158 Cell size_info (len, 1);
b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops Jaroslav Hajek <highegg@gmail.com> parents: 9727 diff changeset	1159 Cell bytes_info (len, 1);
b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops Jaroslav Hajek <highegg@gmail.com> parents: 9727 diff changeset	1160 Cell class_info (len, 1);
b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops Jaroslav Hajek <highegg@gmail.com> parents: 9727 diff changeset	1161 Cell global_info (len, 1);
b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops Jaroslav Hajek <highegg@gmail.com> parents: 9727 diff changeset	1162 Cell sparse_info (len, 1);
b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops Jaroslav Hajek <highegg@gmail.com> parents: 9727 diff changeset	1163 Cell complex_info (len, 1);
b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops Jaroslav Hajek <highegg@gmail.com> parents: 9727 diff changeset	1164 Cell nesting_info (len, 1);
b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops Jaroslav Hajek <highegg@gmail.com> parents: 9727 diff changeset	1165 Cell persistent_info (len, 1);
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1166
25343 4d7790d9793f use cbegin, crbegin, cend, and crend and auto decls where possible John W. Eaton <jwe@octave.org> parents: 25342 diff changeset	1167 auto p = lst.cbegin ();
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1168
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1169 for (size_t j = 0; j < len; j++)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1170 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1171 const symbol_info& si = *p++;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1172
11069 e40e19761d06 variables.cc: Octave_map to octave_map and octave_scalar_map conversion John W. Eaton <jwe@octave.org> parents: 11029 diff changeset	1173 octave_scalar_map ni;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1174
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1175 ni.assign ("function", caller_function_name);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1176 ni.assign ("level", nesting_level);
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1177
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1178 name_info(j) = si.name;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1179 global_info(j) = si.is_global;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1180 persistent_info(j) = si.is_persistent;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1181
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1182 octave_value val = si.varval;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1183
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1184 size_info(j) = val.size ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1185 bytes_info(j) = val.byte_size ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1186 class_info(j) = val.class_name ();
23583 b7747a2c88b2 maint: Deprecate is_sparse_type and replace with issparse. Rik <rik@octave.org> parents: 23581 diff changeset	1187 sparse_info(j) = val.issparse ();
23581 c3075ae020e1 maint: Deprecate is_complex_type and replace with iscomplex. Rik <rik@octave.org> parents: 23578 diff changeset	1188 complex_info(j) = val.iscomplex ();
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1189 nesting_info(j) = ni;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1190 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1191
11069 e40e19761d06 variables.cc: Octave_map to octave_map and octave_scalar_map conversion John W. Eaton <jwe@octave.org> parents: 11029 diff changeset	1192 octave_map info;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1193
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1194 info.assign ("name", name_info);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1195 info.assign ("size", size_info);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1196 info.assign ("bytes", bytes_info);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1197 info.assign ("class", class_info);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1198 info.assign ("global", global_info);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1199 info.assign ("sparse", sparse_info);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1200 info.assign ("complex", complex_info);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1201 info.assign ("nesting", nesting_info);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1202 info.assign ("persistent", persistent_info);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1203
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1204 return info;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1205 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1206
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1207 void display (std::ostream& os)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1208 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1209 if (! lst.empty ())
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 size_t bytes = 0;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1212 size_t elements = 0;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1213
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1214 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	1215
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1216 print_descriptor (os, params);
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1217
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1218 octave_stdout << "\n";
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1219
22862 e365e87371a3 maint: Use C++ range feature to simplify some for loops in libinterp/corefcn. Rik <rik@octave.org> parents: 22755 diff changeset	1220 for (const auto& syminfo : lst)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1221 {
22862 e365e87371a3 maint: Use C++ range feature to simplify some for loops in libinterp/corefcn. Rik <rik@octave.org> parents: 22755 diff changeset	1222 syminfo.display_line (os, params);
e365e87371a3 maint: Use C++ range feature to simplify some for loops in libinterp/corefcn. Rik <rik@octave.org> parents: 22755 diff changeset	1223
e365e87371a3 maint: Use C++ range feature to simplify some for loops in libinterp/corefcn. Rik <rik@octave.org> parents: 22755 diff changeset	1224 octave_value val = syminfo.varval;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1225
20229 5dfaaaae784f Deprecate Array::capacity() and Sparse::capacity() for numel() and nzmax(). Carnë Draug <carandraug@octave.org> parents: 20206 diff changeset	1226 elements += val.numel ();
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1227 bytes += val.byte_size ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1228 }
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1229
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1230 os << "\nTotal is " << elements
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1231 << (elements == 1 ? " element" : " elements")
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1232 << " using " << bytes << (bytes == 1 ? " byte" : " bytes")
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1233 << "\n";
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1234 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1235 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1236
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1237 // 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	1238 // 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	1239 // attributes of the symbols.
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1240 std::list<whos_parameter> parse_whos_line_format (void)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1241 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1242 int idx;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1243 size_t format_len = Vwhos_line_format.length ();
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1244 char garbage;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1245 std::list<whos_parameter> params;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1246
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1247 size_t bytes1;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1248 int elements1;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1249
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1250 std::string param_string = "abcenst";
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1251 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	1252 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	1253 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	1254
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1255 pos_a = param_string.find ('a'); // Attributes
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1256 pos_b = param_string.find ('b'); // Bytes
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1257 pos_c = param_string.find ('c'); // Class
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1258 pos_e = param_string.find ('e'); // Elements
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1259 pos_n = param_string.find ('n'); // Name
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1260 pos_s = param_string.find ('s'); // Size
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1261 pos_t = param_string.find ('t'); // Type
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1262
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1263 param_names(pos_a) = "Attr";
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1264 param_names(pos_b) = "Bytes";
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1265 param_names(pos_c) = "Class";
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1266 param_names(pos_e) = "Elements";
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1267 param_names(pos_n) = "Name";
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1268 param_names(pos_s) = "Size";
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1269 param_names(pos_t) = "Type";
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 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	1272 param_length(i) = param_names(i).length ();
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1273
12651 332bb3b9600e interpreter: Add new attribute 'complex' in whos (bug #32053) Daniel Kraft <d@domob.eu> parents: 12632 diff changeset	1274 // 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	1275 param_length(pos_a) = 5;
332bb3b9600e interpreter: Add new attribute 'complex' in whos (bug #32053) Daniel Kraft <d@domob.eu> parents: 12632 diff changeset	1276
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1277 // Calculating necessary spacing for name column,
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1278 // bytes column, elements column and class column
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1279
22862 e365e87371a3 maint: Use C++ range feature to simplify some for loops in libinterp/corefcn. Rik <rik@octave.org> parents: 22755 diff changeset	1280 for (const auto& syminfo : lst)
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1281 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1282 std::stringstream ss1, ss2;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1283 std::string str;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1284
22862 e365e87371a3 maint: Use C++ range feature to simplify some for loops in libinterp/corefcn. Rik <rik@octave.org> parents: 22755 diff changeset	1285 str = syminfo.name;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1286 param_length(pos_n) = ((str.length ()
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1287 > static_cast<size_t> (param_length(pos_n)))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1288 ? str.length () : param_length(pos_n));
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1289
22862 e365e87371a3 maint: Use C++ range feature to simplify some for loops in libinterp/corefcn. Rik <rik@octave.org> parents: 22755 diff changeset	1290 octave_value val = syminfo.varval;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1291
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1292 str = val.type_name ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1293 param_length(pos_t) = ((str.length ()
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1294 > static_cast<size_t> (param_length(pos_t)))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1295 ? str.length () : param_length(pos_t));
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1296
20229 5dfaaaae784f Deprecate Array::capacity() and Sparse::capacity() for numel() and nzmax(). Carnë Draug <carandraug@octave.org> parents: 20206 diff changeset	1297 elements1 = val.numel ();
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1298 ss1 << elements1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1299 str = ss1.str ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1300 param_length(pos_e) = ((str.length ()
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1301 > static_cast<size_t> (param_length(pos_e)))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1302 ? str.length () : param_length(pos_e));
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1303
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1304 bytes1 = val.byte_size ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1305 ss2 << bytes1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1306 str = ss2.str ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1307 param_length(pos_b) = ((str.length ()
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1308 > static_cast<size_t> (param_length(pos_b)))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1309 ? str.length () : param_length (pos_b));
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1310 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1311
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1312 idx = 0;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1313 while (static_cast<size_t> (idx) < format_len)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1314 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1315 whos_parameter param;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1316 param.command = '\0';
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1317
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1318 if (Vwhos_line_format[idx] == '%')
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1319 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1320 bool error_encountered = false;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1321 param.modifier = 'r';
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1322 param.parameter_length = 0;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1323
18100 6a71e5030df5 Follow coding convention of defining and initializing only 1 variable per line in liboctinterp. Rik <rik@octave.org> parents: 18074 diff changeset	1324 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	1325 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	1326 int balance = 1;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1327 unsigned int items;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1328 size_t pos;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1329 std::string cmd;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1330
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1331 // Parse one command from whos_line_format
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1332 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	1333 pos = cmd.find (';');
21224 2e64b5899d1f maint: invert if/else/error pattern in variables.cc Rik <rik@octave.org> parents: 21200 diff changeset	1334 if (pos == std::string::npos)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1335 error ("parameter without ; in whos_line_format");
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1336
21224 2e64b5899d1f maint: invert if/else/error pattern in variables.cc Rik <rik@octave.org> parents: 21200 diff changeset	1337 cmd = cmd.substr (0, pos+1);
2e64b5899d1f maint: invert if/else/error pattern in variables.cc Rik <rik@octave.org> parents: 21200 diff changeset	1338
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1339 idx += cmd.length ();
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1340
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	1341 // FIXME: use iostream functions instead of sscanf!
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1342
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1343 if (cmd.find_first_of ("crl") != 1)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1344 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	1345 &garbage, &param.command, &a, &b, &balance);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1346 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1347 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	1348 &garbage, &param.modifier, &param.command,
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1349 &a, &b, &balance) - 1;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1350
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1351 if (items < 2)
20831 35241c4b696c eliminate return statements after calls to error John W. Eaton <jwe@octave.org> parents: 20819 diff changeset	1352 error ("whos_line_format: parameter structure without command in whos_line_format");
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1353
24449 9a9b2e0596f5 Don't error with "%c" arg to whos_line_format (bug #52714). Rik <rik@octave.org> parents: 24361 diff changeset	1354 // Exception case of bare class command 'c' without modifier 'l/r'
9a9b2e0596f5 Don't error with "%c" arg to whos_line_format (bug #52714). Rik <rik@octave.org> parents: 24361 diff changeset	1355 if (param.modifier == 'c'
9a9b2e0596f5 Don't error with "%c" arg to whos_line_format (bug #52714). Rik <rik@octave.org> parents: 24361 diff changeset	1356 && param_string.find (param.command) == std::string::npos)
9a9b2e0596f5 Don't error with "%c" arg to whos_line_format (bug #52714). Rik <rik@octave.org> parents: 24361 diff changeset	1357 {
9a9b2e0596f5 Don't error with "%c" arg to whos_line_format (bug #52714). Rik <rik@octave.org> parents: 24361 diff changeset	1358 param.modifier = 'r';
9a9b2e0596f5 Don't error with "%c" arg to whos_line_format (bug #52714). Rik <rik@octave.org> parents: 24361 diff changeset	1359 param.command = 'c';
9a9b2e0596f5 Don't error with "%c" arg to whos_line_format (bug #52714). Rik <rik@octave.org> parents: 24361 diff changeset	1360 }
9a9b2e0596f5 Don't error with "%c" arg to whos_line_format (bug #52714). Rik <rik@octave.org> parents: 24361 diff changeset	1361
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1362 // Insert data into parameter
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1363 param.first_parameter_length = 0;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1364 pos = param_string.find (param.command);
21224 2e64b5899d1f maint: invert if/else/error pattern in variables.cc Rik <rik@octave.org> parents: 21200 diff changeset	1365 if (pos == std::string::npos)
2e64b5899d1f maint: invert if/else/error pattern in variables.cc Rik <rik@octave.org> parents: 21200 diff changeset	1366 error ("whos_line_format: '%c' is not a command", param.command);
2e64b5899d1f maint: invert if/else/error pattern in variables.cc Rik <rik@octave.org> parents: 21200 diff changeset	1367
2e64b5899d1f maint: invert if/else/error pattern in variables.cc Rik <rik@octave.org> parents: 21200 diff changeset	1368 param.parameter_length = param_length(pos);
2e64b5899d1f maint: invert if/else/error pattern in variables.cc Rik <rik@octave.org> parents: 21200 diff changeset	1369 param.text = param_names(pos);
2e64b5899d1f maint: invert if/else/error pattern in variables.cc Rik <rik@octave.org> parents: 21200 diff changeset	1370 param.line.assign (param_names(pos).length (), '=');
2e64b5899d1f maint: invert if/else/error pattern in variables.cc Rik <rik@octave.org> parents: 21200 diff changeset	1371
2e64b5899d1f maint: invert if/else/error pattern in variables.cc Rik <rik@octave.org> parents: 21200 diff changeset	1372 param.parameter_length = (a > param.parameter_length
2e64b5899d1f maint: invert if/else/error pattern in variables.cc Rik <rik@octave.org> parents: 21200 diff changeset	1373 ? a : param.parameter_length);
2e64b5899d1f maint: invert if/else/error pattern in variables.cc Rik <rik@octave.org> parents: 21200 diff changeset	1374 if (param.command == 's' && param.modifier == 'c' && b > 0)
2e64b5899d1f maint: invert if/else/error pattern in variables.cc Rik <rik@octave.org> parents: 21200 diff changeset	1375 param.first_parameter_length = b;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1376
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1377 if (param.command == 's')
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1378 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1379 // Have to calculate space needed for printing
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1380 // matrix dimensions Space needed for Size column is
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1381 // hard to determine in prior, because it depends on
21751 b571fc85953f maint: Use two spaces after period to indicate sentence break. Rik <rik@octave.org> parents: 21743 diff changeset	1382 // dimensions to be shown. That is why it is
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1383 // recalculated for each Size-command int first,
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1384 // rest = 0, total;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1385 int rest = 0;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1386 int first = param.first_parameter_length;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1387 int total = param.parameter_length;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1388
22862 e365e87371a3 maint: Use C++ range feature to simplify some for loops in libinterp/corefcn. Rik <rik@octave.org> parents: 22755 diff changeset	1389 for (const auto& syminfo : lst)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1390 {
22862 e365e87371a3 maint: Use C++ range feature to simplify some for loops in libinterp/corefcn. Rik <rik@octave.org> parents: 22755 diff changeset	1391 octave_value val = syminfo.varval;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1392 std::string dims_str = get_dims_str (val);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1393 int first1 = dims_str.find ('x');
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1394 int total1 = dims_str.length ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1395 int rest1 = total1 - first1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1396 rest = (rest1 > rest ? rest1 : rest);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1397 first = (first1 > first ? first1 : first);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1398 total = (total1 > total ? total1 : total);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1399 }
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1400
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1401 if (param.modifier == 'c')
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1402 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1403 if (first < balance)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1404 first += balance - first;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1405 if (rest + balance < param.parameter_length)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1406 rest += param.parameter_length - rest - balance;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1407
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1408 param.parameter_length = first + rest;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1409 param.first_parameter_length = first;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1410 param.balance = balance;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1411 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1412 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1413 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1414 param.parameter_length = total;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1415 param.first_parameter_length = 0;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1416 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1417 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1418 else if (param.modifier == 'c')
20831 35241c4b696c eliminate return statements after calls to error John W. Eaton <jwe@octave.org> parents: 20819 diff changeset	1419 error ("whos_line_format: modifier 'c' not available for command '%c'",
35241c4b696c eliminate return statements after calls to error John W. Eaton <jwe@octave.org> parents: 20819 diff changeset	1420 param.command);
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1421
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1422 // 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	1423 // at param_length positions?
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1424 param.balance = (b < 0 ? 0 : param.balance);
23450 855122b993da maint: Wrap tertiary operator in parentheses "(COND ? x : y)". Rik <rik@octave.org> parents: 23445 diff changeset	1425 param.first_parameter_length = (b < 0
855122b993da maint: Wrap tertiary operator in parentheses "(COND ? x : y)". Rik <rik@octave.org> parents: 23445 diff changeset	1426 ? 0
855122b993da maint: Wrap tertiary operator in parentheses "(COND ? x : y)". Rik <rik@octave.org> parents: 23445 diff changeset	1427 : param.first_parameter_length);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1428 param.parameter_length = (a < 0
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1429 ? 0
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1430 : (param.parameter_length
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1431 < param_length(pos_s)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1432 ? param_length(pos_s)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1433 : param.parameter_length));
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1434
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1435 // 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	1436 if (! error_encountered)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1437 params.push_back (param);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1438 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1439 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1440 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1441 // Text string, to be printed as it is ...
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1442 std::string text;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1443 size_t pos;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1444 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	1445 pos = text.find ('%');
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1446 if (pos != std::string::npos)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1447 text = text.substr (0, pos);
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1448
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1449 // Push parameter into list ...
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1450 idx += text.length ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1451 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	1452 param.line.assign (text.length (), ' ');
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1453 params.push_back (param);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1454 }
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1455 }
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1456
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1457 return params;
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
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1460 private:
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1461 std::list<symbol_info> lst;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1462
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1463 };
5659 960f4b9a26af [project @ 2006-03-10 15:35:20 by jwe] jwe parents: 5642 diff changeset	1464
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1465 static octave_value
23553 14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23466 diff changeset	1466 do_who (octave::interpreter& interp, int argc, const string_vector& argv,
14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23466 diff changeset	1467 bool return_list, bool verbose = false, std::string msg = "")
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1468 {
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1469 octave_value retval;
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1470
23701 a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	1471 octave::symbol_table& symtab = interp.get_symbol_table ();
23553 14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23466 diff changeset	1472 octave::call_stack& cs = interp.get_call_stack ();
14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23466 diff changeset	1473
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3476 diff changeset	1474 std::string my_name = argv[0];
584 4057f845c1ee [project @ 1994-08-07 04:40:03 by jwe] jwe parents: 581 diff changeset	1475
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1476 bool global_only = false;
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1477 bool have_regexp = false;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1478
1857 99d5b59cb855 [project @ 1996-02-04 08:02:58 by jwe] jwe parents: 1827 diff changeset	1479 int i;
99d5b59cb855 [project @ 1996-02-04 08:02:58 by jwe] jwe parents: 1827 diff changeset	1480 for (i = 1; i < argc; i++)
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1481 {
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1482 if (argv[i] == "-file")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1483 {
17861 870f3e12e163 maint: Use phrase "FIXME:" for problem areas in code. Rik <rik@octave.org> parents: 17818 diff changeset	1484 // 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	1485 // 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	1486 // 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	1487 // 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	1488 // 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	1489 // stored at all.
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1490 if (i == argc - 1)
24044 76d90f0c81af Return correct calling function name in error message from who/whos (bug #52023). Rik <rik@octave.org> parents: 23927 diff changeset	1491 error ("%s: -file argument must be followed by a filename",
76d90f0c81af Return correct calling function name in error message from who/whos (bug #52023). Rik <rik@octave.org> parents: 23927 diff changeset	1492 my_name.c_str ());
21055 5e00ed38a58b maint: Replace if/error/else paradigm with just if/error. Rik <rik@octave.org> parents: 21017 diff changeset	1493
5e00ed38a58b maint: Replace if/error/else paradigm with just if/error. Rik <rik@octave.org> parents: 21017 diff changeset	1494 std::string nm = argv[i + 1];
5e00ed38a58b maint: Replace if/error/else paradigm with just if/error. Rik <rik@octave.org> parents: 21017 diff changeset	1495
21743 f4d7d0eb5b0c use namespace for unwind_protect class John W. Eaton <jwe@octave.org> parents: 21736 diff changeset	1496 octave::unwind_protect frame;
21055 5e00ed38a58b maint: Replace if/error/else paradigm with just if/error. Rik <rik@octave.org> parents: 21017 diff changeset	1497
5e00ed38a58b maint: Replace if/error/else paradigm with just if/error. Rik <rik@octave.org> parents: 21017 diff changeset	1498 // Set up temporary scope.
5e00ed38a58b maint: Replace if/error/else paradigm with just if/error. Rik <rik@octave.org> parents: 21017 diff changeset	1499
25463 1c4ffd4f9404 create valid tmp scope for who -file (bug #54030) John W. Eaton <jwe@octave.org> parents: 25103 diff changeset	1500 octave::symbol_scope tmp_scope ("$dummy_scope$");
23602 214cb58ccc1c use pointer to scope instead of scope id John W. Eaton <jwe@octave.org> parents: 23599 diff changeset	1501
24361 8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	1502 symtab.set_scope (tmp_scope);
8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	1503
8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	1504 cs.push (tmp_scope, 0);
23553 14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23466 diff changeset	1505 frame.add_method (cs, &octave::call_stack::pop);
21055 5e00ed38a58b maint: Replace if/error/else paradigm with just if/error. Rik <rik@octave.org> parents: 21017 diff changeset	1506
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	1507 octave::feval ("load", octave_value (nm), 0);
21055 5e00ed38a58b maint: Replace if/error/else paradigm with just if/error. Rik <rik@octave.org> parents: 21017 diff changeset	1508
23829 01899bdd2a3a Eliminate unnecessary std::string ("...") constructor calls when "..." suffices. Rik <rik@octave.org> parents: 23803 diff changeset	1509 std::string newmsg = "Variables in the file " + nm + ":\n\n";
21055 5e00ed38a58b maint: Replace if/error/else paradigm with just if/error. Rik <rik@octave.org> parents: 21017 diff changeset	1510
23553 14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23466 diff changeset	1511 retval = do_who (interp, i, argv, return_list, verbose, newmsg);
8131 10b63c4fd413 Add -file option to who/whos David Bateman <dbateman@free.fr> parents: 8083 diff changeset	1512
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1513 return retval;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1514 }
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1515 else if (argv[i] == "-regexp")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1516 have_regexp = true;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1517 else if (argv[i] == "global")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1518 global_only = true;
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	1519 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	1520 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	1521 argv[i].c_str ());
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1522 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1523 break;
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1524 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1525
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1526 int npats = argc - i;
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1527 string_vector pats;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1528 if (npats > 0)
3248 68259f410026 [project @ 1999-07-13 03:34:54 by jwe] jwe parents: 3239 diff changeset	1529 {
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1530 pats.resize (npats);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1531 for (int j = 0; j < npats; j++)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1532 pats[j] = argv[i+j];
3248 68259f410026 [project @ 1999-07-13 03:34:54 by jwe] jwe parents: 3239 diff changeset	1533 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1534 else
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1535 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1536 pats.resize (++npats);
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1537 pats[0] = "*";
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1538 }
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11558 diff changeset	1539
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1540 symbol_info_list symbol_stats;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1541 std::list<std::string> symbol_names;
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1542
24361 8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	1543 octave::symbol_scope scope = symtab.current_scope ();
8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	1544
8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	1545 octave::symbol_record::context_id context = scope.current_context ();
24356 8b14ba8296af refactor symbol_record object John W. Eaton <jwe@octave.org> parents: 24352 diff changeset	1546
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1547 for (int j = 0; j < npats; j++)
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1548 {
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1549 std::string pat = pats[j];
84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1550
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1551 if (have_regexp)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1552 {
24270 bc3819b7cca1 don't use symbol_table:: nesting for symbol_record, symbol_scope, or fcn_info John W. Eaton <jwe@octave.org> parents: 24218 diff changeset	1553 std::list<octave::symbol_record> tmp
23611 91c8f006ed8b remove additional functions from symbol_table class John W. Eaton <jwe@octave.org> parents: 23604 diff changeset	1554 = (global_only
91c8f006ed8b remove additional functions from symbol_table class John W. Eaton <jwe@octave.org> parents: 23604 diff changeset	1555 ? symtab.regexp_global_variables (pat)
91c8f006ed8b remove additional functions from symbol_table class John W. Eaton <jwe@octave.org> parents: 23604 diff changeset	1556 : symtab.regexp_variables (pat));
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1557
22862 e365e87371a3 maint: Use C++ range feature to simplify some for loops in libinterp/corefcn. Rik <rik@octave.org> parents: 22755 diff changeset	1558 for (const auto& symrec : tmp)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1559 {
24356 8b14ba8296af refactor symbol_record object John W. Eaton <jwe@octave.org> parents: 24352 diff changeset	1560 if (symrec.is_variable (context))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1561 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1562 if (verbose)
24356 8b14ba8296af refactor symbol_record object John W. Eaton <jwe@octave.org> parents: 24352 diff changeset	1563 symbol_stats.append (symrec, context);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1564 else
22862 e365e87371a3 maint: Use C++ range feature to simplify some for loops in libinterp/corefcn. Rik <rik@octave.org> parents: 22755 diff changeset	1565 symbol_names.push_back (symrec.name ());
10315 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 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1568 }
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1569 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1570 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1571 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	1572
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1573 if (pos != std::string::npos && pos > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1574 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1575 if (verbose)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1576 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1577 // NOTE: we can only display information for
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1578 // 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	1579 // 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	1580 // 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	1581 // scope and then evaluating the arguments in the
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1582 // current scope.
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1583
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1584 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	1585
24361 8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	1586 if (scope && scope.is_variable (base_name))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1587 {
24270 bc3819b7cca1 don't use symbol_table:: nesting for symbol_record, symbol_scope, or fcn_info John W. Eaton <jwe@octave.org> parents: 24218 diff changeset	1588 octave::symbol_record sr
23599 5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23587 diff changeset	1589 = symtab.find_symbol (base_name);
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1590
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1591 if (! global_only \|\| sr.is_global ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1592 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1593 int parse_status;
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1594
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1595 octave_value expr_val
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	1596 = octave::eval_string (pat, true, parse_status);
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1597
24356 8b14ba8296af refactor symbol_record object John W. Eaton <jwe@octave.org> parents: 24352 diff changeset	1598 symbol_stats.append (sr, context, pat, expr_val);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1599 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1600 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1601 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1602 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1603 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1604 {
24270 bc3819b7cca1 don't use symbol_table:: nesting for symbol_record, symbol_scope, or fcn_info John W. Eaton <jwe@octave.org> parents: 24218 diff changeset	1605 std::list<octave::symbol_record> tmp
23611 91c8f006ed8b remove additional functions from symbol_table class John W. Eaton <jwe@octave.org> parents: 23604 diff changeset	1606 = (global_only
91c8f006ed8b remove additional functions from symbol_table class John W. Eaton <jwe@octave.org> parents: 23604 diff changeset	1607 ? symtab.glob_global_variables (pat)
91c8f006ed8b remove additional functions from symbol_table class John W. Eaton <jwe@octave.org> parents: 23604 diff changeset	1608 : symtab.glob_variables (pat));
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1609
22862 e365e87371a3 maint: Use C++ range feature to simplify some for loops in libinterp/corefcn. Rik <rik@octave.org> parents: 22755 diff changeset	1610 for (const auto& symrec : tmp)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1611 {
24356 8b14ba8296af refactor symbol_record object John W. Eaton <jwe@octave.org> parents: 24352 diff changeset	1612 if (symrec.is_variable (context))
9250 80c299c84796 don't print undefined symbols in who Jaroslav Hajek <highegg@gmail.com> parents: 9240 diff changeset	1613 {
80c299c84796 don't print undefined symbols in who Jaroslav Hajek <highegg@gmail.com> parents: 9240 diff changeset	1614 if (verbose)
24356 8b14ba8296af refactor symbol_record object John W. Eaton <jwe@octave.org> parents: 24352 diff changeset	1615 symbol_stats.append (symrec, context);
9250 80c299c84796 don't print undefined symbols in who Jaroslav Hajek <highegg@gmail.com> parents: 9240 diff changeset	1616 else
22862 e365e87371a3 maint: Use C++ range feature to simplify some for loops in libinterp/corefcn. Rik <rik@octave.org> parents: 22755 diff changeset	1617 symbol_names.push_back (symrec.name ());
9250 80c299c84796 don't print undefined symbols in who Jaroslav Hajek <highegg@gmail.com> parents: 9240 diff changeset	1618 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1619 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1620 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1621 }
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1622 }
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1623
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1624 if (return_list)
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1625 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1626 if (verbose)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1627 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1628 std::string caller_function_name;
23553 14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23466 diff changeset	1629 octave_function *caller = cs.caller ();
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1630 if (caller)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1631 caller_function_name = caller->name ();
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1632
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1633 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	1634 }
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1635 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1636 retval = Cell (string_vector (symbol_names));
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1637 }
7586 84122fb29c75 whos: handle index expressions John W. Eaton <jwe@octave.org> parents: 7531 diff changeset	1638 else if (! (symbol_stats.empty () && symbol_names.empty ()))
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1639 {
21885 0806871e3e1e maint: Prefer is_empty() rather than "length () == 0". Rik <rik@octave.org> parents: 21751 diff changeset	1640 if (msg.empty ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1641 if (global_only)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1642 octave_stdout << "Global variables:\n\n";
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1643 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1644 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	1645 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1646 octave_stdout << msg;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1647
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1648 if (verbose)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1649 symbol_stats.display (octave_stdout);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1650 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1651 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1652 string_vector names (symbol_names);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1653
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1654 names.list_in_columns (octave_stdout);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1655 }
4435 dd7af4fa1942 [project @ 2003-06-23 17:52:36 by jwe] jwe parents: 4357 diff changeset	1656
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1657 octave_stdout << "\n";
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1658 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1659
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	1660 return retval;
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	1661 }
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	1662
23553 14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23466 diff changeset	1663 DEFMETHOD (who, interp, args, nargout,
14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23466 diff changeset	1664 doc: /* -- texinfo --
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1665 @deftypefn {} {} who
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1666 @deftypefnx {} {} who pattern @dots{}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1667 @deftypefnx {} {} who option pattern @dots{}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1668 @deftypefnx {} {C =} who ("pattern", @dots{})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1669 List currently defined variables matching the given patterns.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1670
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1671 Valid pattern syntax is the same as described for the @code{clear} command.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1672 If no patterns are supplied, all variables are listed.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1673
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1674 By default, only variables visible in the local scope are displayed.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1675
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1676 The following are valid options, but may not be combined.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1677
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1678 @table @code
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1679 @item global
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1680 List variables in the global scope rather than the current scope.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1681
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1682 @item -regexp
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1683 The patterns are considered to be regular expressions when matching the
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1684 variables to display. The same pattern syntax accepted by the @code{regexp}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1685 function is used.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1686
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1687 @item -file
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1688 The next argument is treated as a filename. All variables found within the
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1689 specified file are listed. No patterns are accepted when reading variables
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1690 from a file.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1691 @end table
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1692
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1693 If called as a function, return a cell array of defined variable names
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1694 matching the given patterns.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1695 @seealso{whos, isglobal, isvarname, exist, regexp}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1696 @end deftypefn */)
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	1697 {
20799 c349d4c91ce2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20769 diff changeset	1698 int argc = args.length () + 1;
c349d4c91ce2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20769 diff changeset	1699
c349d4c91ce2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20769 diff changeset	1700 string_vector argv = args.make_argv ("who");
c349d4c91ce2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20769 diff changeset	1701
23553 14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23466 diff changeset	1702 return do_who (interp, argc, argv, nargout == 1);
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1703 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	1704
25463 1c4ffd4f9404 create valid tmp scope for who -file (bug #54030) John W. Eaton <jwe@octave.org> parents: 25103 diff changeset	1705 /*
1c4ffd4f9404 create valid tmp scope for who -file (bug #54030) John W. Eaton <jwe@octave.org> parents: 25103 diff changeset	1706 %!test
1c4ffd4f9404 create valid tmp scope for who -file (bug #54030) John W. Eaton <jwe@octave.org> parents: 25103 diff changeset	1707 %! avar = magic (4);
1c4ffd4f9404 create valid tmp scope for who -file (bug #54030) John W. Eaton <jwe@octave.org> parents: 25103 diff changeset	1708 %! ftmp = [tempname() ".mat"];
1c4ffd4f9404 create valid tmp scope for who -file (bug #54030) John W. Eaton <jwe@octave.org> parents: 25103 diff changeset	1709 %! unwind_protect
1c4ffd4f9404 create valid tmp scope for who -file (bug #54030) John W. Eaton <jwe@octave.org> parents: 25103 diff changeset	1710 %! save (ftmp, "avar");
1c4ffd4f9404 create valid tmp scope for who -file (bug #54030) John W. Eaton <jwe@octave.org> parents: 25103 diff changeset	1711 %! vars = whos ("-file", ftmp);
1c4ffd4f9404 create valid tmp scope for who -file (bug #54030) John W. Eaton <jwe@octave.org> parents: 25103 diff changeset	1712 %! assert (numel (vars), 1);
1c4ffd4f9404 create valid tmp scope for who -file (bug #54030) John W. Eaton <jwe@octave.org> parents: 25103 diff changeset	1713 %! assert (isstruct (vars));
1c4ffd4f9404 create valid tmp scope for who -file (bug #54030) John W. Eaton <jwe@octave.org> parents: 25103 diff changeset	1714 %! assert (vars.name, "avar");
1c4ffd4f9404 create valid tmp scope for who -file (bug #54030) John W. Eaton <jwe@octave.org> parents: 25103 diff changeset	1715 %! assert (vars.size, [4, 4]);
1c4ffd4f9404 create valid tmp scope for who -file (bug #54030) John W. Eaton <jwe@octave.org> parents: 25103 diff changeset	1716 %! assert (vars.class, "double");
1c4ffd4f9404 create valid tmp scope for who -file (bug #54030) John W. Eaton <jwe@octave.org> parents: 25103 diff changeset	1717 %! assert (vars.bytes, 128);
1c4ffd4f9404 create valid tmp scope for who -file (bug #54030) John W. Eaton <jwe@octave.org> parents: 25103 diff changeset	1718 %! unwind_protect_cleanup
1c4ffd4f9404 create valid tmp scope for who -file (bug #54030) John W. Eaton <jwe@octave.org> parents: 25103 diff changeset	1719 %! unlink (ftmp);
1c4ffd4f9404 create valid tmp scope for who -file (bug #54030) John W. Eaton <jwe@octave.org> parents: 25103 diff changeset	1720 %! end_unwind_protect
1c4ffd4f9404 create valid tmp scope for who -file (bug #54030) John W. Eaton <jwe@octave.org> parents: 25103 diff changeset	1721 */
1c4ffd4f9404 create valid tmp scope for who -file (bug #54030) John W. Eaton <jwe@octave.org> parents: 25103 diff changeset	1722
23553 14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23466 diff changeset	1723 DEFMETHOD (whos, interp, args, nargout,
14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23466 diff changeset	1724 doc: /* -- texinfo --
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1725 @deftypefn {} {} whos
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1726 @deftypefnx {} {} whos pattern @dots{}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1727 @deftypefnx {} {} whos option pattern @dots{}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1728 @deftypefnx {} {S =} whos ("pattern", @dots{})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1729 Provide detailed information on currently defined variables matching the
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1730 given patterns.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1731
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1732 Options and pattern syntax are the same as for the @code{who} command.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1733
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1734 Extended information about each variable is summarized in a table with the
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1735 following default entries.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1736
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1737 @table @asis
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1738 @item Attr
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1739 Attributes of the listed variable. Possible attributes are:
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1740
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1741 @table @asis
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1742 @item blank
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1743 Variable in local scope
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1744
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1745 @item @code{a}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1746 Automatic variable. An automatic variable is one created by the
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1747 interpreter, for example @code{argn}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1748
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1749 @item @code{c}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1750 Variable of complex type.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1751
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1752 @item @code{f}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1753 Formal parameter (function argument).
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1754
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1755 @item @code{g}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1756 Variable with global scope.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1757
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1758 @item @code{p}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1759 Persistent variable.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1760 @end table
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1761
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1762 @item Name
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1763 The name of the variable.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1764
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1765 @item Size
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1766 The logical size of the variable. A scalar is 1x1, a vector is
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1767 @nospell{1xN} or @nospell{Nx1}, a 2-D matrix is @nospell{MxN}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1768
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1769 @item Bytes
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1770 The amount of memory currently used to store the variable.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1771
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1772 @item Class
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1773 The class of the variable. Examples include double, single, char, uint16,
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1774 cell, and struct.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1775 @end table
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1776
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1777 The table can be customized to display more or less information through
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1778 the function @code{whos_line_format}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1779
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1780 If @code{whos} is called as a function, return a struct array of defined
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1781 variable names matching the given patterns. Fields in the structure
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1782 describing each variable are: name, size, bytes, class, global, sparse,
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1783 complex, nesting, persistent.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1784 @seealso{who, whos_line_format}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1785 @end deftypefn */)
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	1786 {
20799 c349d4c91ce2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20769 diff changeset	1787 int argc = args.length () + 1;
c349d4c91ce2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20769 diff changeset	1788
c349d4c91ce2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20769 diff changeset	1789 string_vector argv = args.make_argv ("whos");
c349d4c91ce2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20769 diff changeset	1790
23553 14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23466 diff changeset	1791 return do_who (interp, argc, argv, nargout == 1, true);
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	1792 }
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	1793
23553 14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23466 diff changeset	1794 DEFMETHOD (mlock, interp, args, ,
14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23466 diff changeset	1795 doc: /* -- texinfo --
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1796 @deftypefn {} {} mlock ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1797 Lock the current function into memory so that it can't be cleared.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1798 @seealso{munlock, mislocked, persistent}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1799 @end deftypefn */)
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1800 {
20799 c349d4c91ce2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20769 diff changeset	1801 if (args.length () != 0)
c349d4c91ce2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20769 diff changeset	1802 print_usage ();
c349d4c91ce2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20769 diff changeset	1803
23553 14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23466 diff changeset	1804 octave::call_stack& cs = interp.get_call_stack ();
14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23466 diff changeset	1805
14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23466 diff changeset	1806 octave_function *fcn = cs.caller ();
20799 c349d4c91ce2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20769 diff changeset	1807
20939 b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20925 diff changeset	1808 if (! fcn)
b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20925 diff changeset	1809 error ("mlock: invalid use outside a function");
b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20925 diff changeset	1810
20957 9db35d2042be maint: eliminate special cases of statements after error. Rik <rik@octave.org> parents: 20941 diff changeset	1811 fcn->lock ();
20939 b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20925 diff changeset	1812
20941 a4f5da7c5463 maint: Replace "octave_value_list ()" with "ovl ()". Rik <rik@octave.org> parents: 20940 diff changeset	1813 return ovl ();
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1814 }
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1815
23553 14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23466 diff changeset	1816 DEFMETHOD (munlock, interp, args, ,
14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23466 diff changeset	1817 doc: /* -- texinfo --
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1818 @deftypefn {} {} munlock ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1819 @deftypefnx {} {} munlock (@var{fcn})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1820 Unlock the named function @var{fcn}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1821
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1822 If no function is named then unlock the current function.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1823 @seealso{mlock, mislocked, persistent}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1824 @end deftypefn */)
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1825 {
20799 c349d4c91ce2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20769 diff changeset	1826 int nargin = args.length ();
c349d4c91ce2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20769 diff changeset	1827
c349d4c91ce2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20769 diff changeset	1828 if (nargin > 1)
c349d4c91ce2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20769 diff changeset	1829 print_usage ();
c349d4c91ce2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20769 diff changeset	1830
c349d4c91ce2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20769 diff changeset	1831 if (nargin == 1)
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1832 {
20700 68e3a747ca02 rename octave_value value extractors that accept error message args John W. Eaton <jwe@octave.org> parents: 20581 diff changeset	1833 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	1834
23703 6eb5f6199a5a move mlock, munlock, and mislocked to interpreter class John W. Eaton <jwe@octave.org> parents: 23702 diff changeset	1835 interp.munlock (name);
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1836 }
20799 c349d4c91ce2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20769 diff changeset	1837 else
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1838 {
23553 14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23466 diff changeset	1839 octave::call_stack& cs = interp.get_call_stack ();
14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23466 diff changeset	1840
14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23466 diff changeset	1841 octave_function *fcn = cs.caller ();
5743 a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5685 diff changeset	1842
20939 b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20925 diff changeset	1843 if (! fcn)
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1844 error ("munlock: invalid use outside a function");
20939 b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20925 diff changeset	1845
b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20925 diff changeset	1846 fcn->unlock ();
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1847 }
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1848
20941 a4f5da7c5463 maint: Replace "octave_value_list ()" with "ovl ()". Rik <rik@octave.org> parents: 20940 diff changeset	1849 return ovl ();
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1850 }
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1851
23553 14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23466 diff changeset	1852 DEFMETHOD (mislocked, interp, args, ,
14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23466 diff changeset	1853 doc: /* -- texinfo --
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1854 @deftypefn {} {} mislocked ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1855 @deftypefnx {} {} mislocked (@var{fcn})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1856 Return true if the named function @var{fcn} is locked.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1857
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1858 If no function is named then return true if the current function is locked.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1859 @seealso{mlock, munlock, persistent}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1860 @end deftypefn */)
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1861 {
20799 c349d4c91ce2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20769 diff changeset	1862 int nargin = args.length ();
c349d4c91ce2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20769 diff changeset	1863
c349d4c91ce2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20769 diff changeset	1864 if (nargin > 1)
c349d4c91ce2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20769 diff changeset	1865 print_usage ();
c349d4c91ce2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20769 diff changeset	1866
20939 b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20925 diff changeset	1867 octave_value retval;
b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20925 diff changeset	1868
20799 c349d4c91ce2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20769 diff changeset	1869 if (nargin == 1)
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1870 {
20700 68e3a747ca02 rename octave_value value extractors that accept error message args John W. Eaton <jwe@octave.org> parents: 20581 diff changeset	1871 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	1872
23703 6eb5f6199a5a move mlock, munlock, and mislocked to interpreter class John W. Eaton <jwe@octave.org> parents: 23702 diff changeset	1873 retval = interp.mislocked (name);
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1874 }
20799 c349d4c91ce2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20769 diff changeset	1875 else
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1876 {
23553 14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23466 diff changeset	1877 octave::call_stack& cs = interp.get_call_stack ();
14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23466 diff changeset	1878
14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23466 diff changeset	1879 octave_function *fcn = cs.caller ();
5743 a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5685 diff changeset	1880
20939 b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20925 diff changeset	1881 if (! fcn)
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1882 error ("mislocked: invalid use outside a function");
20939 b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20925 diff changeset	1883
b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20925 diff changeset	1884 retval = fcn->islocked ();
4319 05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1885 }
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1886
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1887 return retval;
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1888 }
05973ead74eb [project @ 2003-02-13 21:03:04 by jwe] jwe parents: 4280 diff changeset	1889
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	1890 // Deleting names from the symbol tables.
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	1891
3681 df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	1892 static inline bool
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11558 diff changeset	1893 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	1894 int argc, int idx, bool have_regexp = false)
3681 df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	1895 {
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	1896 bool retval = false;
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	1897
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	1898 for (int k = idx; k < argc; k++)
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	1899 {
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	1900 std::string patstr = argv[k];
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	1901 if (! patstr.empty ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1902 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1903 if (have_regexp)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1904 {
22333 2758af148ced move base_list and regexp classes to octave namespace John W. Eaton <jwe@octave.org> parents: 22327 diff changeset	1905 if (octave::regexp::is_match (patstr, nm))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1906 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1907 retval = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1908 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1909 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1910 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1911 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1912 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1913 glob_match pattern (patstr);
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7761 diff changeset	1914
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1915 if (pattern.match (nm))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1916 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1917 retval = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1918 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1919 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1920 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1921 }
3681 df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	1922 }
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	1923
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	1924 return retval;
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	1925 }
df54d394acc0 [project @ 2000-06-26 17:46:58 by jwe] jwe parents: 3618 diff changeset	1926
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1927 static inline void
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1928 maybe_warn_exclusive (bool exclusive)
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1929 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1930 if (exclusive)
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1931 warning ("clear: ignoring --exclusive option");
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1932 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1933
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1934 static void
23701 a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	1935 do_clear_functions (octave::symbol_table& symtab,
a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	1936 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	1937 bool exclusive = false)
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1938 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1939 if (idx == argc)
23599 5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23587 diff changeset	1940 symtab.clear_functions ();
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1941 else
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1942 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1943 if (exclusive)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1944 {
23599 5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23587 diff changeset	1945 string_vector fcns = symtab.user_function_names ();
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1946
20232 a9574e3c6e9e Deprecate Array::length() and Sparse::length() in favour of ::numel(). Carnë Draug <carandraug@octave.org> parents: 20229 diff changeset	1947 int fcount = fcns.numel ();
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1948
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1949 for (int i = 0; i < fcount; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1950 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1951 std::string nm = fcns[i];
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1952
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1953 if (! name_matches_any_pattern (nm, argv, argc, idx))
23599 5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23587 diff changeset	1954 symtab.clear_function (nm);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1955 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1956 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1957 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1958 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1959 while (idx < argc)
23599 5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23587 diff changeset	1960 symtab.clear_function_pattern (argv[idx++]);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1961 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1962 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1963 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1964
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	1965 static void
23701 a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	1966 do_clear_globals (octave::symbol_table& symtab,
a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	1967 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	1968 bool exclusive = false)
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1969 {
24361 8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	1970 octave::symbol_scope scope = symtab.current_scope ();
23611 91c8f006ed8b remove additional functions from symbol_table class John W. Eaton <jwe@octave.org> parents: 23604 diff changeset	1971
91c8f006ed8b remove additional functions from symbol_table class John W. Eaton <jwe@octave.org> parents: 23604 diff changeset	1972 if (! scope)
91c8f006ed8b remove additional functions from symbol_table class John W. Eaton <jwe@octave.org> parents: 23604 diff changeset	1973 return;
91c8f006ed8b remove additional functions from symbol_table class John W. Eaton <jwe@octave.org> parents: 23604 diff changeset	1974
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1975 if (idx == argc)
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7626 diff changeset	1976 {
23599 5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23587 diff changeset	1977 string_vector gvars = symtab.global_variable_names ();
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7626 diff changeset	1978
20232 a9574e3c6e9e Deprecate Array::length() and Sparse::length() in favour of ::numel(). Carnë Draug <carandraug@octave.org> parents: 20229 diff changeset	1979 int gcount = gvars.numel ();
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7626 diff changeset	1980
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7626 diff changeset	1981 for (int i = 0; i < gcount; i++)
24352 bff8e3884a88 restructure global variable handling in symbol table John W. Eaton <jwe@octave.org> parents: 24270 diff changeset	1982 {
bff8e3884a88 restructure global variable handling in symbol table John W. Eaton <jwe@octave.org> parents: 24270 diff changeset	1983 std::string name = gvars[i];
bff8e3884a88 restructure global variable handling in symbol table John W. Eaton <jwe@octave.org> parents: 24270 diff changeset	1984
24361 8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	1985 scope.clear_variable (name);
24352 bff8e3884a88 restructure global variable handling in symbol table John W. Eaton <jwe@octave.org> parents: 24270 diff changeset	1986 symtab.clear_global (name);
bff8e3884a88 restructure global variable handling in symbol table John W. Eaton <jwe@octave.org> parents: 24270 diff changeset	1987 }
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7626 diff changeset	1988 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1989 else
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1990 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1991 if (exclusive)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1992 {
23599 5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23587 diff changeset	1993 string_vector gvars = symtab.global_variable_names ();
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1994
20232 a9574e3c6e9e Deprecate Array::length() and Sparse::length() in favour of ::numel(). Carnë Draug <carandraug@octave.org> parents: 20229 diff changeset	1995 int gcount = gvars.numel ();
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1996
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1997 for (int i = 0; i < gcount; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1998 {
24352 bff8e3884a88 restructure global variable handling in symbol table John W. Eaton <jwe@octave.org> parents: 24270 diff changeset	1999 std::string name = gvars[i];
bff8e3884a88 restructure global variable handling in symbol table John W. Eaton <jwe@octave.org> parents: 24270 diff changeset	2000
bff8e3884a88 restructure global variable handling in symbol table John W. Eaton <jwe@octave.org> parents: 24270 diff changeset	2001 if (! name_matches_any_pattern (name, argv, argc, idx))
bff8e3884a88 restructure global variable handling in symbol table John W. Eaton <jwe@octave.org> parents: 24270 diff changeset	2002 {
24361 8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	2003 scope.clear_variable (name);
24352 bff8e3884a88 restructure global variable handling in symbol table John W. Eaton <jwe@octave.org> parents: 24270 diff changeset	2004 symtab.clear_global (name);
bff8e3884a88 restructure global variable handling in symbol table John W. Eaton <jwe@octave.org> parents: 24270 diff changeset	2005 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2006 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2007 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2008 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2009 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2010 while (idx < argc)
24352 bff8e3884a88 restructure global variable handling in symbol table John W. Eaton <jwe@octave.org> parents: 24270 diff changeset	2011 {
bff8e3884a88 restructure global variable handling in symbol table John W. Eaton <jwe@octave.org> parents: 24270 diff changeset	2012 std::string pattern = argv[idx++];
bff8e3884a88 restructure global variable handling in symbol table John W. Eaton <jwe@octave.org> parents: 24270 diff changeset	2013
24361 8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	2014 scope.clear_variable_pattern (pattern);
24352 bff8e3884a88 restructure global variable handling in symbol table John W. Eaton <jwe@octave.org> parents: 24270 diff changeset	2015 symtab.clear_global_pattern (pattern);
bff8e3884a88 restructure global variable handling in symbol table John W. Eaton <jwe@octave.org> parents: 24270 diff changeset	2016 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2017 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2018 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2019 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2020
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2021 static void
23701 a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	2022 do_clear_variables (octave::symbol_table& symtab,
a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	2023 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	2024 bool exclusive = false, bool have_regexp = false)
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2025 {
24361 8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	2026 octave::symbol_scope scope = symtab.current_scope ();
23611 91c8f006ed8b remove additional functions from symbol_table class John W. Eaton <jwe@octave.org> parents: 23604 diff changeset	2027
91c8f006ed8b remove additional functions from symbol_table class John W. Eaton <jwe@octave.org> parents: 23604 diff changeset	2028 if (! scope)
91c8f006ed8b remove additional functions from symbol_table class John W. Eaton <jwe@octave.org> parents: 23604 diff changeset	2029 return;
23599 5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23587 diff changeset	2030
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2031 if (idx == argc)
24361 8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	2032 scope.clear_variables ();
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2033 else
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2034 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2035 if (exclusive)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2036 {
24361 8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	2037 string_vector lvars = scope.variable_names ();
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2038
20232 a9574e3c6e9e Deprecate Array::length() and Sparse::length() in favour of ::numel(). Carnë Draug <carandraug@octave.org> parents: 20229 diff changeset	2039 int lcount = lvars.numel ();
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2040
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2041 for (int i = 0; i < lcount; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2042 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2043 std::string nm = lvars[i];
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2044
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2045 if (! name_matches_any_pattern (nm, argv, argc, idx, have_regexp))
24361 8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	2046 scope.clear_variable (nm);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2047 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2048 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2049 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2050 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2051 if (have_regexp)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2052 while (idx < argc)
24361 8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	2053 scope.clear_variable_regexp (argv[idx++]);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2054 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2055 while (idx < argc)
24361 8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	2056 scope.clear_variable_pattern (argv[idx++]);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2057 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2058 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2059 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2060
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2061 static void
23701 a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	2062 do_clear_symbols (octave::symbol_table& symtab,
a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	2063 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	2064 bool exclusive = false)
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2065 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2066 if (idx == argc)
23611 91c8f006ed8b remove additional functions from symbol_table class John W. Eaton <jwe@octave.org> parents: 23604 diff changeset	2067 {
24361 8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	2068 octave::symbol_scope scope = symtab.current_scope ();
23611 91c8f006ed8b remove additional functions from symbol_table class John W. Eaton <jwe@octave.org> parents: 23604 diff changeset	2069
91c8f006ed8b remove additional functions from symbol_table class John W. Eaton <jwe@octave.org> parents: 23604 diff changeset	2070 if (scope)
24361 8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	2071 scope.clear_variables ();
23611 91c8f006ed8b remove additional functions from symbol_table class John W. Eaton <jwe@octave.org> parents: 23604 diff changeset	2072 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2073 else
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2074 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2075 if (exclusive)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2076 {
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17756 diff changeset	2077 // 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	2078 // 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	2079 // 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	2080 // bit harder to do.
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2081
23701 a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	2082 do_clear_variables (symtab, argv, argc, idx, exclusive);
a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	2083 do_clear_functions (symtab, argv, argc, idx, exclusive);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2084 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2085 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2086 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2087 while (idx < argc)
23599 5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23587 diff changeset	2088 symtab.clear_symbol_pattern (argv[idx++]);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2089 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2090 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2091 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2092
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2093 static void
23701 a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	2094 do_matlab_compatible_clear (octave::symbol_table& symtab,
a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	2095 const string_vector& argv, int argc, int idx)
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2096 {
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2097 // This is supposed to be mostly Matlab compatible.
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2098
24361 8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	2099 octave::symbol_scope scope = symtab.current_scope ();
23611 91c8f006ed8b remove additional functions from symbol_table class John W. Eaton <jwe@octave.org> parents: 23604 diff changeset	2100
91c8f006ed8b remove additional functions from symbol_table class John W. Eaton <jwe@octave.org> parents: 23604 diff changeset	2101 if (! scope)
91c8f006ed8b remove additional functions from symbol_table class John W. Eaton <jwe@octave.org> parents: 23604 diff changeset	2102 return;
23599 5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23587 diff changeset	2103
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2104 for (; idx < argc; idx++)
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2105 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2106 if (argv[idx] == "all"
24361 8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	2107 && ! scope.is_local_variable ("all"))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2108 {
23599 5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23587 diff changeset	2109 symtab.clear_all ();
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2110 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2111 else if (argv[idx] == "functions"
24361 8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	2112 && ! scope.is_local_variable ("functions"))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2113 {
23701 a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	2114 do_clear_functions (symtab, argv, argc, ++idx);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2115 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2116 else if (argv[idx] == "global"
24361 8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	2117 && ! scope.is_local_variable ("global"))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2118 {
23701 a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	2119 do_clear_globals (symtab, argv, argc, ++idx);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2120 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2121 else if (argv[idx] == "variables"
24361 8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	2122 && ! scope.is_local_variable ("variables"))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2123 {
24361 8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	2124 scope.clear_variables ();
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2125 }
9240 f27a8c07f0b2 clear -classes and support. Robert T. Short <octave@phaselockedsystems.com> parents: 9180 diff changeset	2126 else if (argv[idx] == "classes"
24361 8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	2127 && ! scope.is_local_variable ("classes"))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2128 {
24361 8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	2129 scope.clear_objects ();
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2130 octave_class::clear_exemplar_map ();
23599 5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23587 diff changeset	2131 symtab.clear_all ();
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2132 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2133 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2134 {
23599 5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23587 diff changeset	2135 symtab.clear_symbol_pattern (argv[idx]);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2136 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2137 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2138 }
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2139
22197 e43d83253e28 refill multi-line macro definitions John W. Eaton <jwe@octave.org> parents: 22196 diff changeset	2140 #define CLEAR_OPTION_ERROR(cond) \
e43d83253e28 refill multi-line macro definitions John W. Eaton <jwe@octave.org> parents: 22196 diff changeset	2141 do \
e43d83253e28 refill multi-line macro definitions John W. Eaton <jwe@octave.org> parents: 22196 diff changeset	2142 { \
e43d83253e28 refill multi-line macro definitions John W. Eaton <jwe@octave.org> parents: 22196 diff changeset	2143 if (cond) \
e43d83253e28 refill multi-line macro definitions John W. Eaton <jwe@octave.org> parents: 22196 diff changeset	2144 print_usage (); \
e43d83253e28 refill multi-line macro definitions John W. Eaton <jwe@octave.org> parents: 22196 diff changeset	2145 } \
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2146 while (0)
27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	2147
23599 5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23587 diff changeset	2148 DEFMETHOD (clear, interp, args, ,
5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23587 diff changeset	2149 doc: /* -- texinfo --
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2150 @deftypefn {} {} clear [options] pattern @dots{}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2151 Delete the names matching the given patterns from the symbol table.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2152
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2153 The pattern may contain the following special characters:
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2154
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2155 @table @code
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2156 @item ?
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2157 Match any single character.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2158
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2159 @item *
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2160 Match zero or more characters.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2161
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2162 @item [ @var{list} ]
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2163 Match the list of characters specified by @var{list}. If the first
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2164 character is @code{!} or @code{^}, match all characters except those
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2165 specified by @var{list}. For example, the pattern @samp{[a-zA-Z]} will
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2166 match all lowercase and uppercase alphabetic characters.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2167 @end table
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2168
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2169 For example, the command
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2170
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2171 @example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2172 clear foo b*r
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2173 @end example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2174
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2175 @noindent
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2176 clears the name @code{foo} and all names that begin with the letter
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2177 @code{b} and end with the letter @code{r}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2178
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2179 If @code{clear} is called without any arguments, all user-defined
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2180 variables (local and global) are cleared from the symbol table.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2181
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2182 If @code{clear} is called with at least one argument, only the visible
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2183 names matching the arguments are cleared. For example, suppose you have
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2184 defined a function @code{foo}, and then hidden it by performing the
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2185 assignment @code{foo = 2}. Executing the command @kbd{clear foo} once
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2186 will clear the variable definition and restore the definition of
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2187 @code{foo} as a function. Executing @kbd{clear foo} a second time will
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2188 clear the function definition.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2189
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2190 The following options are available in both long and short form
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2191
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2192 @table @code
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2193 @item -all, -a
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2194 Clear all local and global user-defined variables and all functions from the
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2195 symbol table.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2196
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2197 @item -exclusive, -x
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2198 Clear the variables that don't match the following pattern.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2199
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2200 @item -functions, -f
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2201 Clear the function names and the built-in symbols names.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2202
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2203 @item -global, -g
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2204 Clear global symbol names.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2205
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2206 @item -variables, -v
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2207 Clear local variable names.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2208
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2209 @item -classes, -c
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2210 Clears the class structure table and clears all objects.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2211
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2212 @item -regexp, -r
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2213 The arguments are treated as regular expressions as any variables that
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2214 match will be cleared.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2215 @end table
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2216
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2217 With the exception of @code{exclusive}, all long options can be used
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2218 without the dash as well.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2219 @seealso{who, whos, exist}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2220 @end deftypefn */)
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	2221 {
23701 a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	2222 octave::symbol_table& symtab = interp.get_symbol_table ();
a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	2223
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	2224 int argc = args.length () + 1;
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	2225
1968 a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1957 diff changeset	2226 string_vector argv = args.make_argv ("clear");
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	2227
20556 4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2228 if (argc == 1)
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2229 {
23701 a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	2230 do_clear_globals (symtab, argv, argc, true);
a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	2231 do_clear_variables (symtab, argv, argc, true);
20556 4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2232
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2233 octave_link::clear_workspace ();
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2234 }
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2235 else
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	2236 {
20556 4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2237 int idx = 0;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2238
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2239 bool clear_all = false;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2240 bool clear_functions = false;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2241 bool clear_globals = false;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2242 bool clear_variables = false;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2243 bool clear_objects = false;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2244 bool exclusive = false;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2245 bool have_regexp = false;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2246 bool have_dash_option = false;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2247
24361 8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	2248 octave::symbol_scope scope = symtab.current_scope ();
23599 5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23587 diff changeset	2249
20556 4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2250 while (++idx < argc)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2251 {
20556 4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2252 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	2253 {
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2254 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	2255
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2256 have_dash_option = true;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2257 clear_all = true;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2258 }
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2259 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	2260 {
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2261 have_dash_option = true;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2262 exclusive = true;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2263 }
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2264 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	2265 {
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2266 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	2267
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2268 have_dash_option = true;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2269 clear_functions = true;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2270 }
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2271 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	2272 {
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2273 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	2274
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2275 have_dash_option = true;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2276 clear_globals = true;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2277 }
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2278 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	2279 {
20556 4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2280 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	2281
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2282 have_dash_option = true;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2283 clear_variables = true;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2284 }
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2285 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	2286 {
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2287 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	2288
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2289 have_dash_option = true;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2290 clear_objects = true;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2291 }
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2292 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	2293 {
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2294 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	2295
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2296 have_dash_option = true;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2297 have_regexp = true;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2298 }
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2299 else
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2300 break;
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2301 }
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2302
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2303 if (idx <= argc)
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2304 {
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2305 if (! have_dash_option)
23701 a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	2306 do_matlab_compatible_clear (symtab, argv, argc, idx);
20556 4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2307 else
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2308 {
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2309 if (clear_all)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2310 {
20556 4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2311 maybe_warn_exclusive (exclusive);
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2312
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2313 if (++idx < argc)
20897 9aad16a799c9 maint: Replace argc variable name with nargin in C++ code. Rik <rik@octave.org> parents: 20853 diff changeset	2314 warning ("clear: ignoring extra arguments after -all");
20556 4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2315
23599 5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23587 diff changeset	2316 symtab.clear_all ();
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2317 }
20556 4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2318 else if (have_regexp)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2319 {
23701 a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	2320 do_clear_variables (symtab, argv, argc, idx, exclusive, true);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2321 }
20556 4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2322 else if (clear_functions)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2323 {
23701 a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	2324 do_clear_functions (symtab, argv, argc, idx, exclusive);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2325 }
20556 4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2326 else if (clear_globals)
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2327 {
23701 a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	2328 do_clear_globals (symtab, argv, argc, idx, exclusive);
20556 4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2329 }
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2330 else if (clear_variables)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2331 {
23701 a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	2332 do_clear_variables (symtab, argv, argc, idx, exclusive);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2333 }
20556 4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2334 else if (clear_objects)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2335 {
23611 91c8f006ed8b remove additional functions from symbol_table class John W. Eaton <jwe@octave.org> parents: 23604 diff changeset	2336 if (scope)
24361 8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	2337 scope.clear_objects ();
20556 4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2338 octave_class::clear_exemplar_map ();
23599 5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23587 diff changeset	2339 symtab.clear_all ();
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2340 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2341 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2342 {
23701 a6e49930ddd2 avoid some global access to interpreter and symbol table John W. Eaton <jwe@octave.org> parents: 23699 diff changeset	2343 do_clear_symbols (symtab, argv, argc, idx, exclusive);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2344 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2345 }
20556 4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2346
4bed806ee3d4 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	2347 octave_link::set_workspace ();
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2348 }
593 6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	2349 }
6f948c6251a9 [project @ 1994-08-09 04:29:10 by jwe] jwe parents: 584 diff changeset	2350
20941 a4f5da7c5463 maint: Replace "octave_value_list ()" with "ovl ()". Rik <rik@octave.org> parents: 20940 diff changeset	2351 return ovl ();
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	2352 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 506 diff changeset	2353
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2354 DEFUN (whos_line_format, args, nargout,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2355 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2356 @deftypefn {} {@var{val} =} whos_line_format ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2357 @deftypefnx {} {@var{old_val} =} whos_line_format (@var{new_val})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2358 @deftypefnx {} {} whos_line_format (@var{new_val}, "local")
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2359 Query or set the format string used by the command @code{whos}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2360
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2361 A full format string is:
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2362 @c Set example in small font to prevent overfull line
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2363
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2364 @smallexample
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2365 %[modifier]<command>[:width[:left-min[:balance]]];
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2366 @end smallexample
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2367
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2368 The following command sequences are available:
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2369
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2370 @table @code
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2371 @item %a
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2372 Prints attributes of variables (g=global, p=persistent, f=formal parameter,
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2373 a=automatic variable).
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2374
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2375 @item %b
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2376 Prints number of bytes occupied by variables.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2377
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2378 @item %c
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2379 Prints class names of variables.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2380
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2381 @item %e
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2382 Prints elements held by variables.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2383
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2384 @item %n
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2385 Prints variable names.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2386
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2387 @item %s
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2388 Prints dimensions of variables.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2389
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2390 @item %t
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2391 Prints type names of variables.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2392 @end table
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2393
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2394 Every command may also have an alignment modifier:
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2395
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2396 @table @code
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2397 @item l
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2398 Left alignment.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2399
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2400 @item r
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2401 Right alignment (default).
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2402
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2403 @item c
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2404 Column-aligned (only applicable to command %s).
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2405 @end table
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2406
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2407 The @code{width} parameter is a positive integer specifying the minimum
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2408 number of columns used for printing. No maximum is needed as the field will
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2409 auto-expand as required.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2410
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2411 The parameters @code{left-min} and @code{balance} are only available when
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2412 the column-aligned modifier is used with the command @samp{%s}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2413 @code{balance} specifies the column number within the field width which
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2414 will be aligned between entries. Numbering starts from 0 which indicates
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2415 the leftmost column. @code{left-min} specifies the minimum field width to
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2416 the left of the specified balance column.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2417
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2418 The default format is:
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2419
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2420 @qcode{" %a:4; %ln:6; %cs:16:6:1; %rb:12; %lc:-1;@xbackslashchar{}n"}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2421
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2422 When called from inside a function with the @qcode{"local"} option, the
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2423 variable is changed locally for the function and any subroutines it calls.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2424 The original variable value is restored when exiting the function.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2425 @seealso{whos}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2426 @end deftypefn */)
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5791 diff changeset	2427 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7065 diff changeset	2428 return SET_INTERNAL_VARIABLE (whos_line_format);
3016 f512c16826d1 [project @ 1997-06-03 03:16:13 by jwe] jwe parents: 3013 diff changeset	2429 }
10443 34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	2430
15562 8ed107220a3e maint: Rename unimplemented.m to __unimplemented__.m. Juan Pablo Carbajal <ajuanpi+dev@gmail.com> parents: 15528 diff changeset	2431 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	2432
34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	2433 DEFUN (missing_function_hook, args, nargout,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2434 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2435 @deftypefn {} {@var{val} =} missing_function_hook ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2436 @deftypefnx {} {@var{old_val} =} missing_function_hook (@var{new_val})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2437 @deftypefnx {} {} missing_function_hook (@var{new_val}, "local")
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2438 Query or set the internal variable that specifies the function to call when
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2439 an unknown identifier is requested.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2440
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2441 When called from inside a function with the @qcode{"local"} option, the
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2442 variable is changed locally for the function and any subroutines it calls.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2443 The original variable value is restored when exiting the function.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2444 @seealso{missing_component_hook}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2445 @end deftypefn */)
10443 34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	2446 {
34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	2447 return SET_INTERNAL_VARIABLE (missing_function_hook);
34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	2448 }
34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	2449
23599 5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23587 diff changeset	2450 void
5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23587 diff changeset	2451 maybe_missing_function_hook (const std::string& name)
10443 34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	2452 {
10444 537d9fbba9c0 don't call missing_function_hook inside try block Jaroslav Hajek <highegg@gmail.com> parents: 10443 diff changeset	2453 // 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	2454 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	2455 {
23693 b9378eff6d13 move symbol_table class inside octave namespace John W. Eaton <jwe@octave.org> parents: 23675 diff changeset	2456 octave::symbol_table& symtab
23599 5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23587 diff changeset	2457 = octave::__get_symbol_table__ ("maybe_missing_function_hook");
5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23587 diff changeset	2458
5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23587 diff changeset	2459 octave_value val = symtab.find_function (Vmissing_function_hook);
15528 8d2b3db8b5b0 Allow missing_function_hook to fail silently Mike Miller <mtmiller@ieee.org> parents: 15508 diff changeset	2460
8d2b3db8b5b0 Allow missing_function_hook to fail silently Mike Miller <mtmiller@ieee.org> parents: 15508 diff changeset	2461 if (val.is_defined ())
8d2b3db8b5b0 Allow missing_function_hook to fail silently Mike Miller <mtmiller@ieee.org> parents: 15508 diff changeset	2462 {
8d2b3db8b5b0 Allow missing_function_hook to fail silently Mike Miller <mtmiller@ieee.org> parents: 15508 diff changeset	2463 // Ensure auto-restoration.
21743 f4d7d0eb5b0c use namespace for unwind_protect class John W. Eaton <jwe@octave.org> parents: 21736 diff changeset	2464 octave::unwind_protect frame;
15528 8d2b3db8b5b0 Allow missing_function_hook to fail silently Mike Miller <mtmiller@ieee.org> parents: 15508 diff changeset	2465 frame.protect_var (Vmissing_function_hook);
8d2b3db8b5b0 Allow missing_function_hook to fail silently Mike Miller <mtmiller@ieee.org> parents: 15508 diff changeset	2466
8d2b3db8b5b0 Allow missing_function_hook to fail silently Mike Miller <mtmiller@ieee.org> parents: 15508 diff changeset	2467 // 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	2468 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	2469 Vmissing_function_hook.clear ();
8d2b3db8b5b0 Allow missing_function_hook to fail silently Mike Miller <mtmiller@ieee.org> parents: 15508 diff changeset	2470
8d2b3db8b5b0 Allow missing_function_hook to fail silently Mike Miller <mtmiller@ieee.org> parents: 15508 diff changeset	2471 // Call.
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2472 octave::feval (func_name, octave_value (name));
15528 8d2b3db8b5b0 Allow missing_function_hook to fail silently Mike Miller <mtmiller@ieee.org> parents: 15508 diff changeset	2473 }
10467 13c1f15c67fa guard against recursive calls of missing_function_hook Jaroslav Hajek <highegg@gmail.com> parents: 10444 diff changeset	2474 }
10443 34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	2475 }
11558 1e4dfc7a9487 use .argn. to store argument names for inputname function John W. Eaton <jwe@octave.org> parents: 11556 diff changeset	2476
23599 5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23587 diff changeset	2477 DEFMETHOD (__varval__, interp, args, ,
5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23587 diff changeset	2478 doc: /* -- texinfo --
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2479 @deftypefn {} {} __varval__ (@var{name})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2480 Return the value of the variable @var{name} directly from the symbol table.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2481 @end deftypefn */)
11558 1e4dfc7a9487 use .argn. to store argument names for inputname function John W. Eaton <jwe@octave.org> parents: 11556 diff changeset	2482 {
20760 15eefcabcb31 doc: Add docstring for internal function __varval__. Rik <rik@octave.org> parents: 20756 diff changeset	2483 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	2484 print_usage ();
1e4dfc7a9487 use .argn. to store argument names for inputname function John W. Eaton <jwe@octave.org> parents: 11556 diff changeset	2485
20760 15eefcabcb31 doc: Add docstring for internal function __varval__. Rik <rik@octave.org> parents: 20756 diff changeset	2486 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	2487
24361 8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	2488 octave::symbol_scope scope = interp.get_current_scope ();
8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	2489
8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	2490 return scope ? scope.varval (args(0).string_value ()) : octave_value ();
11558 1e4dfc7a9487 use .argn. to store argument names for inputname function John W. Eaton <jwe@octave.org> parents: 11556 diff changeset	2491 }
17516 21656a949661 Add hook function to handle missing Octave components Mike Miller <mtmiller@ieee.org> parents: 17355 diff changeset	2492
21656a949661 Add hook function to handle missing Octave components Mike Miller <mtmiller@ieee.org> parents: 17355 diff changeset	2493 static std::string Vmissing_component_hook;
21656a949661 Add hook function to handle missing Octave components Mike Miller <mtmiller@ieee.org> parents: 17355 diff changeset	2494
21656a949661 Add hook function to handle missing Octave components Mike Miller <mtmiller@ieee.org> parents: 17355 diff changeset	2495 DEFUN (missing_component_hook, args, nargout,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2496 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2497 @deftypefn {} {@var{val} =} missing_component_hook ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2498 @deftypefnx {} {@var{old_val} =} missing_component_hook (@var{new_val})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2499 @deftypefnx {} {} missing_component_hook (@var{new_val}, "local")
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2500 Query or set the internal variable that specifies the function to call when
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2501 a component of Octave is missing.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2502
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2503 This can be useful for packagers that may split the Octave installation into
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2504 multiple sub-packages, for example, to provide a hint to users for how to
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2505 install the missing components.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2506
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2507 When called from inside a function with the @qcode{"local"} option, the
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2508 variable is changed locally for the function and any subroutines it calls.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2509 The original variable value is restored when exiting the function.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2510
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2511 The hook function is expected to be of the form
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2512
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2513 @example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2514 @var{fcn} (@var{component})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2515 @end example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2516
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2517 Octave will call @var{fcn} with the name of the function that requires the
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2518 component and a string describing the missing component. The hook function
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2519 should return an error message to be displayed.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2520 @seealso{missing_function_hook}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2521 @end deftypefn */)
17516 21656a949661 Add hook function to handle missing Octave components Mike Miller <mtmiller@ieee.org> parents: 17355 diff changeset	2522 {
21656a949661 Add hook function to handle missing Octave components Mike Miller <mtmiller@ieee.org> parents: 17355 diff changeset	2523 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	2524 }
23699 b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2525
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2526 // The following functions are deprecated.
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2527
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2528 void
23703 6eb5f6199a5a move mlock, munlock, and mislocked to interpreter class John W. Eaton <jwe@octave.org> parents: 23702 diff changeset	2529 mlock (void)
6eb5f6199a5a move mlock, munlock, and mislocked to interpreter class John W. Eaton <jwe@octave.org> parents: 23702 diff changeset	2530 {
6eb5f6199a5a move mlock, munlock, and mislocked to interpreter class John W. Eaton <jwe@octave.org> parents: 23702 diff changeset	2531 octave::interpreter& interp = octave::__get_interpreter__ ("mlock");
6eb5f6199a5a move mlock, munlock, and mislocked to interpreter class John W. Eaton <jwe@octave.org> parents: 23702 diff changeset	2532
6eb5f6199a5a move mlock, munlock, and mislocked to interpreter class John W. Eaton <jwe@octave.org> parents: 23702 diff changeset	2533 interp.mlock ();
6eb5f6199a5a move mlock, munlock, and mislocked to interpreter class John W. Eaton <jwe@octave.org> parents: 23702 diff changeset	2534 }
6eb5f6199a5a move mlock, munlock, and mislocked to interpreter class John W. Eaton <jwe@octave.org> parents: 23702 diff changeset	2535
6eb5f6199a5a move mlock, munlock, and mislocked to interpreter class John W. Eaton <jwe@octave.org> parents: 23702 diff changeset	2536 void
6eb5f6199a5a move mlock, munlock, and mislocked to interpreter class John W. Eaton <jwe@octave.org> parents: 23702 diff changeset	2537 munlock (const std::string& nm)
6eb5f6199a5a move mlock, munlock, and mislocked to interpreter class John W. Eaton <jwe@octave.org> parents: 23702 diff changeset	2538 {
6eb5f6199a5a move mlock, munlock, and mislocked to interpreter class John W. Eaton <jwe@octave.org> parents: 23702 diff changeset	2539 octave::interpreter& interp = octave::__get_interpreter__ ("mlock");
6eb5f6199a5a move mlock, munlock, and mislocked to interpreter class John W. Eaton <jwe@octave.org> parents: 23702 diff changeset	2540
6eb5f6199a5a move mlock, munlock, and mislocked to interpreter class John W. Eaton <jwe@octave.org> parents: 23702 diff changeset	2541 return interp.munlock (nm);
6eb5f6199a5a move mlock, munlock, and mislocked to interpreter class John W. Eaton <jwe@octave.org> parents: 23702 diff changeset	2542 }
6eb5f6199a5a move mlock, munlock, and mislocked to interpreter class John W. Eaton <jwe@octave.org> parents: 23702 diff changeset	2543
6eb5f6199a5a move mlock, munlock, and mislocked to interpreter class John W. Eaton <jwe@octave.org> parents: 23702 diff changeset	2544 bool
6eb5f6199a5a move mlock, munlock, and mislocked to interpreter class John W. Eaton <jwe@octave.org> parents: 23702 diff changeset	2545 mislocked (const std::string& nm)
6eb5f6199a5a move mlock, munlock, and mislocked to interpreter class John W. Eaton <jwe@octave.org> parents: 23702 diff changeset	2546 {
6eb5f6199a5a move mlock, munlock, and mislocked to interpreter class John W. Eaton <jwe@octave.org> parents: 23702 diff changeset	2547 octave::interpreter& interp = octave::__get_interpreter__ ("mlock");
6eb5f6199a5a move mlock, munlock, and mislocked to interpreter class John W. Eaton <jwe@octave.org> parents: 23702 diff changeset	2548
6eb5f6199a5a move mlock, munlock, and mislocked to interpreter class John W. Eaton <jwe@octave.org> parents: 23702 diff changeset	2549 return interp.mislocked (nm);
6eb5f6199a5a move mlock, munlock, and mislocked to interpreter class John W. Eaton <jwe@octave.org> parents: 23702 diff changeset	2550 }
6eb5f6199a5a move mlock, munlock, and mislocked to interpreter class John W. Eaton <jwe@octave.org> parents: 23702 diff changeset	2551
6eb5f6199a5a move mlock, munlock, and mislocked to interpreter class John W. Eaton <jwe@octave.org> parents: 23702 diff changeset	2552 void
23702 d396b5fd9199 move bind_ans to tree_evaluator class John W. Eaton <jwe@octave.org> parents: 23701 diff changeset	2553 bind_ans (const octave_value& val, bool print)
d396b5fd9199 move bind_ans to tree_evaluator class John W. Eaton <jwe@octave.org> parents: 23701 diff changeset	2554 {
d396b5fd9199 move bind_ans to tree_evaluator class John W. Eaton <jwe@octave.org> parents: 23701 diff changeset	2555 octave::tree_evaluator& tw = octave::__get_evaluator__ ("bind_ans");
d396b5fd9199 move bind_ans to tree_evaluator class John W. Eaton <jwe@octave.org> parents: 23701 diff changeset	2556
d396b5fd9199 move bind_ans to tree_evaluator class John W. Eaton <jwe@octave.org> parents: 23701 diff changeset	2557 tw.bind_ans (val, print);
d396b5fd9199 move bind_ans to tree_evaluator class John W. Eaton <jwe@octave.org> parents: 23701 diff changeset	2558 }
d396b5fd9199 move bind_ans to tree_evaluator class John W. Eaton <jwe@octave.org> parents: 23701 diff changeset	2559
d396b5fd9199 move bind_ans to tree_evaluator class John W. Eaton <jwe@octave.org> parents: 23701 diff changeset	2560 void
23699 b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2561 clear_mex_functions (void)
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2562 {
25103 078b795c5219 maint: style check C++ ahead of 4.4 release. Rik <rik@octave.org> parents: 25054 diff changeset	2563 octave::symbol_table& symtab =
078b795c5219 maint: style check C++ ahead of 4.4 release. Rik <rik@octave.org> parents: 25054 diff changeset	2564 octave::__get_symbol_table__ ("clear_mex_functions");
23699 b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2565
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2566 symtab.clear_mex_functions ();
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2567 }
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2568
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2569 void
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2570 clear_function (const std::string& nm)
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2571 {
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2572 octave::symbol_table& symtab = octave::__get_symbol_table__ ("clear_function");
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2573
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2574 symtab.clear_function (nm);
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2575 }
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2576
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2577 void
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2578 clear_variable (const std::string& nm)
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2579 {
24361 8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	2580 octave::symbol_scope scope
23699 b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2581 = octave::__get_current_scope__ ("clear_variable");
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2582
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2583 if (scope)
24361 8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	2584 scope.clear_variable (nm);
23699 b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2585 }
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2586
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2587 void
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2588 clear_symbol (const std::string& nm)
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2589 {
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2590 octave::symbol_table& symtab = octave::__get_symbol_table__ ("clear_symbol");
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2591
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2592 symtab.clear_symbol (nm);
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2593 }
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2594
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2595 octave_value
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2596 lookup_function_handle (const std::string& nm)
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2597 {
24361 8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	2598 octave::symbol_scope scope
23699 b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2599 = octave::__get_current_scope__ ("lookup_function_handle");
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2600
24361 8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24356 diff changeset	2601 octave_value val = scope ? scope.varval (nm) : octave_value ();
23699 b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2602
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2603 return val.is_function_handle () ? val : octave_value ();
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2604 }
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2605
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2606 octave_value
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2607 get_global_value (const std::string& nm, bool silent)
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2608 {
25103 078b795c5219 maint: style check C++ ahead of 4.4 release. Rik <rik@octave.org> parents: 25054 diff changeset	2609 octave::symbol_table& symtab =
078b795c5219 maint: style check C++ ahead of 4.4 release. Rik <rik@octave.org> parents: 25054 diff changeset	2610 octave::__get_symbol_table__ ("get_global_value");
23699 b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2611
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2612 octave_value val = symtab.global_varval (nm);
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2613
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2614 if (val.is_undefined () && ! silent)
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2615 error ("get_global_value: undefined symbol '%s'", nm.c_str ());
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2616
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2617 return val;
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2618 }
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2619
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2620 void
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2621 set_global_value (const std::string& nm, const octave_value& val)
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2622 {
25103 078b795c5219 maint: style check C++ ahead of 4.4 release. Rik <rik@octave.org> parents: 25054 diff changeset	2623 octave::symbol_table& symtab =
078b795c5219 maint: style check C++ ahead of 4.4 release. Rik <rik@octave.org> parents: 25054 diff changeset	2624 octave::__get_symbol_table__ ("set_global_value");
23699 b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2625
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2626 symtab.global_assign (nm, val);
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2627 }
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2628
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2629 octave_value
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2630 get_top_level_value (const std::string& nm, bool silent)
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2631 {
25103 078b795c5219 maint: style check C++ ahead of 4.4 release. Rik <rik@octave.org> parents: 25054 diff changeset	2632 octave::symbol_table& symtab =
078b795c5219 maint: style check C++ ahead of 4.4 release. Rik <rik@octave.org> parents: 25054 diff changeset	2633 octave::__get_symbol_table__ ("get_top_level_value");
23699 b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2634
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2635 octave_value val = symtab.top_level_varval (nm);
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2636
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2637 if (val.is_undefined () && ! silent)
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2638 error ("get_top_level_value: undefined symbol '%s'", nm.c_str ());
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2639
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2640 return val;
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2641 }
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2642
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2643 void
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2644 set_top_level_value (const std::string& nm, const octave_value& val)
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2645 {
25103 078b795c5219 maint: style check C++ ahead of 4.4 release. Rik <rik@octave.org> parents: 25054 diff changeset	2646 octave::symbol_table& symtab =
078b795c5219 maint: style check C++ ahead of 4.4 release. Rik <rik@octave.org> parents: 25054 diff changeset	2647 octave::__get_symbol_table__ ("set_top_level_value");
23699 b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2648
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2649 symtab.top_level_assign (nm, val);
b29904962d2d deprecate some global functions that access the symbol table John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	2650 }
25407 ab10403a0b50 new input_system class to manage user input for the interpreter John W. Eaton <jwe@octave.org> parents: 25399 diff changeset	2651
ab10403a0b50 new input_system class to manage user input for the interpreter John W. Eaton <jwe@octave.org> parents: 25399 diff changeset	2652 string_vector
ab10403a0b50 new input_system class to manage user input for the interpreter John W. Eaton <jwe@octave.org> parents: 25399 diff changeset	2653 get_struct_elts (const std::string& text)
ab10403a0b50 new input_system class to manage user input for the interpreter John W. Eaton <jwe@octave.org> parents: 25399 diff changeset	2654 {
ab10403a0b50 new input_system class to manage user input for the interpreter John W. Eaton <jwe@octave.org> parents: 25399 diff changeset	2655 int n = 1;
ab10403a0b50 new input_system class to manage user input for the interpreter John W. Eaton <jwe@octave.org> parents: 25399 diff changeset	2656
ab10403a0b50 new input_system class to manage user input for the interpreter John W. Eaton <jwe@octave.org> parents: 25399 diff changeset	2657 size_t pos = 0;
ab10403a0b50 new input_system class to manage user input for the interpreter John W. Eaton <jwe@octave.org> parents: 25399 diff changeset	2658
ab10403a0b50 new input_system class to manage user input for the interpreter John W. Eaton <jwe@octave.org> parents: 25399 diff changeset	2659 size_t len = text.length ();
ab10403a0b50 new input_system class to manage user input for the interpreter John W. Eaton <jwe@octave.org> parents: 25399 diff changeset	2660
ab10403a0b50 new input_system class to manage user input for the interpreter John W. Eaton <jwe@octave.org> parents: 25399 diff changeset	2661 while ((pos = text.find ('.', pos)) != std::string::npos)
ab10403a0b50 new input_system class to manage user input for the interpreter John W. Eaton <jwe@octave.org> parents: 25399 diff changeset	2662 {
ab10403a0b50 new input_system class to manage user input for the interpreter John W. Eaton <jwe@octave.org> parents: 25399 diff changeset	2663 if (++pos == len)
ab10403a0b50 new input_system class to manage user input for the interpreter John W. Eaton <jwe@octave.org> parents: 25399 diff changeset	2664 break;
ab10403a0b50 new input_system class to manage user input for the interpreter John W. Eaton <jwe@octave.org> parents: 25399 diff changeset	2665
ab10403a0b50 new input_system class to manage user input for the interpreter John W. Eaton <jwe@octave.org> parents: 25399 diff changeset	2666 n++;
ab10403a0b50 new input_system class to manage user input for the interpreter John W. Eaton <jwe@octave.org> parents: 25399 diff changeset	2667 }
ab10403a0b50 new input_system class to manage user input for the interpreter John W. Eaton <jwe@octave.org> parents: 25399 diff changeset	2668
ab10403a0b50 new input_system class to manage user input for the interpreter John W. Eaton <jwe@octave.org> parents: 25399 diff changeset	2669 string_vector retval (n);
ab10403a0b50 new input_system class to manage user input for the interpreter John W. Eaton <jwe@octave.org> parents: 25399 diff changeset	2670
ab10403a0b50 new input_system class to manage user input for the interpreter John W. Eaton <jwe@octave.org> parents: 25399 diff changeset	2671 pos = 0;
ab10403a0b50 new input_system class to manage user input for the interpreter John W. Eaton <jwe@octave.org> parents: 25399 diff changeset	2672
ab10403a0b50 new input_system class to manage user input for the interpreter John W. Eaton <jwe@octave.org> parents: 25399 diff changeset	2673 for (int i = 0; i < n; i++)
ab10403a0b50 new input_system class to manage user input for the interpreter John W. Eaton <jwe@octave.org> parents: 25399 diff changeset	2674 {
ab10403a0b50 new input_system class to manage user input for the interpreter John W. Eaton <jwe@octave.org> parents: 25399 diff changeset	2675 len = text.find ('.', pos);
ab10403a0b50 new input_system class to manage user input for the interpreter John W. Eaton <jwe@octave.org> parents: 25399 diff changeset	2676
ab10403a0b50 new input_system class to manage user input for the interpreter John W. Eaton <jwe@octave.org> parents: 25399 diff changeset	2677 if (len != std::string::npos)
ab10403a0b50 new input_system class to manage user input for the interpreter John W. Eaton <jwe@octave.org> parents: 25399 diff changeset	2678 len -= pos;
ab10403a0b50 new input_system class to manage user input for the interpreter John W. Eaton <jwe@octave.org> parents: 25399 diff changeset	2679
ab10403a0b50 new input_system class to manage user input for the interpreter John W. Eaton <jwe@octave.org> parents: 25399 diff changeset	2680 retval[i] = text.substr (pos, len);
ab10403a0b50 new input_system class to manage user input for the interpreter John W. Eaton <jwe@octave.org> parents: 25399 diff changeset	2681
ab10403a0b50 new input_system class to manage user input for the interpreter John W. Eaton <jwe@octave.org> parents: 25399 diff changeset	2682 if (len != std::string::npos)
ab10403a0b50 new input_system class to manage user input for the interpreter John W. Eaton <jwe@octave.org> parents: 25399 diff changeset	2683 pos += len + 1;
ab10403a0b50 new input_system class to manage user input for the interpreter John W. Eaton <jwe@octave.org> parents: 25399 diff changeset	2684 }
ab10403a0b50 new input_system class to manage user input for the interpreter John W. Eaton <jwe@octave.org> parents: 25399 diff changeset	2685
ab10403a0b50 new input_system class to manage user input for the interpreter John W. Eaton <jwe@octave.org> parents: 25399 diff changeset	2686 return retval;
ab10403a0b50 new input_system class to manage user input for the interpreter John W. Eaton <jwe@octave.org> parents: 25399 diff changeset	2687 }

Mercurial > octave

annotate libinterp/corefcn/variables.cc @ 25646:4d565baa475e