octave: libinterp/corefcn/help.cc annotate

annotate libinterp/corefcn/help.cc @ 27919:1891570abac8

update Octave Project Developers copyright for the new year In files that have the "Octave Project Developers" copyright notice, update for 2020.

author	John W. Eaton <jwe@octave.org>
date	Mon, 06 Jan 2020 22:29:51 -0500
parents	b442ec6dda5c
children	bd51beb6205e

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
27919 1891570abac8 update Octave Project Developers copyright for the new year John W. Eaton <jwe@octave.org> parents: 27918 diff changeset	3 Copyright (C) 1993-2020 The Octave Project Developers
27918 b442ec6dda5c use centralized file for copyright info for individual contributors John W. Eaton <jwe@octave.org> parents: 27745 diff changeset	4
b442ec6dda5c use centralized file for copyright info for individual contributors John W. Eaton <jwe@octave.org> parents: 27745 diff changeset	5 See the file COPYRIGHT.md in the top-level directory of this distribution
b442ec6dda5c use centralized file for copyright info for individual contributors John W. Eaton <jwe@octave.org> parents: 27745 diff changeset	6 or <https://octave.org/COPYRIGHT.html/>.
b442ec6dda5c use centralized file for copyright info for individual contributors John W. Eaton <jwe@octave.org> parents: 27745 diff changeset	7
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	8
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	9 This file is part of Octave.
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	10
24534 194eb4bd202b maint: Update punctuation for GPL v3 license text. Rik <rik@octave.org> parents: 24361 diff changeset	11 Octave is free software: you can redistribute it and/or modify it
22755 3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22556 diff changeset	12 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: 24361 diff changeset	13 the Free Software Foundation, either version 3 of the License, or
22755 3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22556 diff changeset	14 (at your option) any later version.
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	15
22755 3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22556 diff changeset	16 Octave is distributed in the hope that it will be useful, but
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22556 diff changeset	17 WITHOUT ANY WARRANTY; without even the implied warranty of
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22556 diff changeset	18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22556 diff changeset	19 GNU General Public License for more details.
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	20
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	21 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	22 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: 24361 diff changeset	23 <https://www.gnu.org/licenses/>.
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	24
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	25 */
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	26
21724 aba2e6293dd8 use "#if ..." consistently instead of "#ifdef" and "#ifndef" John W. Eaton <jwe@octave.org> parents: 21301 diff changeset	27 #if defined (HAVE_CONFIG_H)
21301 40de9f8f23a6 Use '#include "config.h"' rather than <config.h>. Rik <rik@octave.org> parents: 21200 diff changeset	28 # include "config.h"
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	29 #endif
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	30
1343 94bedeb289e5 [project @ 1995-09-04 00:29:21 by jwe] jwe parents: 1315 diff changeset	31 #include <cstdlib>
94bedeb289e5 [project @ 1995-09-04 00:29:21 by jwe] jwe parents: 1315 diff changeset	32 #include <cstring>
94bedeb289e5 [project @ 1995-09-04 00:29:21 by jwe] jwe parents: 1315 diff changeset	33
5769 2b9a5ce46678 [project @ 2006-04-18 15:57:06 by jwe] jwe parents: 5768 diff changeset	34 #include <algorithm>
22198 f6181638f6c5 search docstrings file for built-in and dld function help text (bug #48554) John W. Eaton <jwe@octave.org> parents: 22172 diff changeset	35 #include <fstream>
25438 cb1606f78f6b prefer <istream>, <ostream>, or <iosfwd> to <iostream> where possible John W. Eaton <jwe@octave.org> parents: 25395 diff changeset	36 #include <istream>
22198 f6181638f6c5 search docstrings file for built-in and dld function help text (bug #48554) John W. Eaton <jwe@octave.org> parents: 22172 diff changeset	37 #include <map>
5765 7ba9ad1fec11 [project @ 2006-04-17 05:05:15 by jwe] jwe parents: 5738 diff changeset	38 #include <sstream>
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	39 #include <string>
3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	40
3295 35a6d027772c [project @ 1999-10-19 10:13:02 by jwe] jwe parents: 3259 diff changeset	41 #include "cmd-edit.h"
35a6d027772c [project @ 1999-10-19 10:13:02 by jwe] jwe parents: 3259 diff changeset	42 #include "file-ops.h"
6253 f1676652d808 [project @ 2007-01-24 20:43:36 by jwe] jwe parents: 6243 diff changeset	43 #include "file-stat.h"
25548 d6050ba12c0c Call get_ASCII_filename for std::ifstream (bug #49118). Markus Mützel <markus.muetzel@gmx.de> parents: 25460 diff changeset	44 #include "lo-sysdep.h"
2926 66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe] jwe parents: 2900 diff changeset	45 #include "oct-env.h"
19269 65554f5847ac don't include oct-locbuf.h in header files unnecessarily John W. Eaton <jwe@octave.org> parents: 19152 diff changeset	46 #include "oct-locbuf.h"
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	47 #include "str-vec.h"
3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	48
23065 7c7a61c2e0ed Replace out-of-date __keywords__ with alias to iskeyword. Rik <rik@octave.org> parents: 23052 diff changeset	49 #include "Cell.h"
7c7a61c2e0ed Replace out-of-date __keywords__ with alias to iskeyword. Rik <rik@octave.org> parents: 23052 diff changeset	50 #include "builtin-defun-decls.h"
25460 627d6bde9b8d solve installation info initialization problem differently John W. Eaton <jwe@octave.org> parents: 25440 diff changeset	51 #include "defaults.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	52 #include "defun.h"
19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	53 #include "error.h"
21100 e39e05d90788 Switch gripe_XXX to either err_XXX or warn_XXX naming scheme. Rik <rik@octave.org> parents: 21017 diff changeset	54 #include "errwarn.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	55 #include "help.h"
2177 0bddc913621b [project @ 1996-05-13 16:36:11 by jwe] jwe parents: 2124 diff changeset	56 #include "input.h"
23438 d24d01273bd0 eliminate load-path singleton John W. Eaton <jwe@octave.org> parents: 23220 diff changeset	57 #include "interpreter-private.h"
23065 7c7a61c2e0ed Replace out-of-date __keywords__ with alias to iskeyword. Rik <rik@octave.org> parents: 23052 diff changeset	58 #include "interpreter.h"
5832 5e41e06f6a78 [project @ 2006-05-26 21:41:32 by jwe] jwe parents: 5823 diff changeset	59 #include "load-path.h"
23065 7c7a61c2e0ed Replace out-of-date __keywords__ with alias to iskeyword. Rik <rik@octave.org> parents: 23052 diff changeset	60 #include "ov-fcn-handle.h"
7c7a61c2e0ed Replace out-of-date __keywords__ with alias to iskeyword. Rik <rik@octave.org> parents: 23052 diff changeset	61 #include "ov-usr-fcn.h"
20940 48b2ad5ee801 maint: Rename oct-obj.[cc\|h] to ovl.[cc\|h] for clarity. Rik <rik@octave.org> parents: 20939 diff changeset	62 #include "ovl.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	63 #include "pager.h"
3018 5708b8bb4f06 [project @ 1997-06-03 21:48:05 by jwe] jwe parents: 3016 diff changeset	64 #include "parse.h"
1466 2f85a175308f [project @ 1995-09-22 07:48:59 by jwe] jwe parents: 1443 diff changeset	65 #include "pathsearch.h"
3295 35a6d027772c [project @ 1999-10-19 10:13:02 by jwe] jwe parents: 3259 diff changeset	66 #include "procstream.h"
23065 7c7a61c2e0ed Replace out-of-date __keywords__ with alias to iskeyword. Rik <rik@octave.org> parents: 23052 diff changeset	67 #include "quit.h"
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 389 diff changeset	68 #include "sighandlers.h"
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 389 diff changeset	69 #include "symtab.h"
8672 2a49c32d4322 allow help to work with files containing only comments John W. Eaton <jwe@octave.org> parents: 8631 diff changeset	70 #include "unwind-prot.h"
242 742c4795aea9 [project @ 1993-11-30 21:26:43 by jwe] jwe parents: 240 diff changeset	71 #include "utils.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	72 #include "variables.h"
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3296 diff changeset	73 #include "version.h"
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 389 diff changeset	74
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	75 #include "default-defs.h"
2189 d01936305d99 [project @ 1996-05-14 03:31:57 by jwe] jwe parents: 2177 diff changeset	76
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	77 namespace octave
22198 f6181638f6c5 search docstrings file for built-in and dld function help text (bug #48554) John W. Eaton <jwe@octave.org> parents: 22172 diff changeset	78 {
27101 097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	79 const static char * const operators[] =
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	80 {
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	81 "!",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	82 "~",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	83 "!=",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	84 "~=",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	85 R"(")",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	86 "#",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	87 "%",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	88 "#{",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	89 "%{",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	90 "#}",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	91 "%}",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	92 "...",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	93 "&",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	94 "&&",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	95 "'",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	96 "(",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	97 ")",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	98 "*",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	99 "**",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	100 "^",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	101 "+",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	102 "++",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	103 ",",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	104 "-",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	105 "--",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	106 ".'",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	107 ".*",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	108 ".**",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	109 ".^",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	110 "./",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	111 "/",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	112 R"(.\)",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	113 R"(\)",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	114 ":",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	115 ";",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	116 "<",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	117 "<=",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	118 "=",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	119 "==",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	120 ">",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	121 ">=",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	122 "[",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	123 "]",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	124 "\|",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	125 "\|\|",
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	126 nullptr
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	127 };
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	128
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	129 const static string_vector operator_names (operators);
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	130
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	131 static bool
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	132 looks_like_html (const std::string& msg)
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	133 {
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	134 const size_t p1 = msg.find ('\n');
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	135 std::string t = msg.substr (0, p1);
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	136 // FIXME: this comparison should be case-insensitive
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	137 const size_t p2 = t.find ("<html");
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	138
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	139 return (p2 != std::string::npos);
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	140 }
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	141
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	142 static bool
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	143 looks_like_texinfo (const std::string& msg, size_t& p1)
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	144 {
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	145 p1 = msg.find ('\n');
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	146
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	147 std::string t = msg.substr (0, p1);
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	148
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	149 if (p1 == std::string::npos)
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	150 p1 = 0;
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	151
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	152 size_t p2 = t.find ("-- texinfo --");
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	153
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	154 return (p2 != std::string::npos);
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	155 }
097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	156
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	157 octave_value
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	158 help_system::built_in_docstrings_file (const octave_value_list& args,
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	159 int nargout)
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	160 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	161 return set_internal_variable (m_built_in_docstrings_file, args, nargout,
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	162 "built_in_docstrings_file", false);
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	163 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	164
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	165 octave_value
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	166 help_system::doc_cache_file (const octave_value_list& args, int nargout)
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	167 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	168 return set_internal_variable (m_doc_cache_file, args, nargout,
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	169 "doc_cache_file", false);
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	170 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	171
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	172 octave_value
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	173 help_system::info_file (const octave_value_list& args, int nargout)
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	174 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	175 return set_internal_variable (m_info_file, args, nargout,
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	176 "info_file", false);
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	177 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	178
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	179 octave_value
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	180 help_system::info_program (const octave_value_list& args, int nargout)
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	181 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	182 return set_internal_variable (m_info_program, args, nargout,
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	183 "info_program", false);
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	184 }
22198 f6181638f6c5 search docstrings file for built-in and dld function help text (bug #48554) John W. Eaton <jwe@octave.org> parents: 22172 diff changeset	185
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	186 octave_value
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	187 help_system::makeinfo_program (const octave_value_list& args, int nargout)
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	188 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	189 return set_internal_variable (m_makeinfo_program, args, nargout,
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	190 "makeinfo_program", false);
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	191 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	192
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	193 octave_value
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	194 help_system::suppress_verbose_help_message (const octave_value_list& args,
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	195 int nargout)
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	196 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	197 return set_internal_variable (m_suppress_verbose_help_message, args,
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	198 nargout, "suppress_verbose_help_message");
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	199 }
22198 f6181638f6c5 search docstrings file for built-in and dld function help text (bug #48554) John W. Eaton <jwe@octave.org> parents: 22172 diff changeset	200
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	201 octave_value
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	202 help_system::texi_macros_file (const octave_value_list& args, int nargout)
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	203 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	204 return set_internal_variable (m_texi_macros_file, args, nargout,
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	205 "texi_macros_file", false);
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	206 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	207
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	208 std::string
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	209 help_system::raw_help (const std::string& nm, bool& symbol_found) const
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	210 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	211 std::string h;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	212 std::string w;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	213 std::string f;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	214
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	215 bool found;
22198 f6181638f6c5 search docstrings file for built-in and dld function help text (bug #48554) John W. Eaton <jwe@octave.org> parents: 22172 diff changeset	216
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	217 found = raw_help_from_symbol_table (nm, h, w, symbol_found);
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	218
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	219 if (! found)
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	220 found = raw_help_from_file (nm, h, f, symbol_found);
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	221
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	222 bool external_doc = h.compare (0, 12, "external-doc") == 0;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	223
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	224 if (! found \|\| external_doc)
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	225 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	226 std::string tmp_nm = nm;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	227
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	228 if (external_doc && h.length () > 12 && h[12] == ':')
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	229 tmp_nm = h.substr (13);
22198 f6181638f6c5 search docstrings file for built-in and dld function help text (bug #48554) John W. Eaton <jwe@octave.org> parents: 22172 diff changeset	230
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	231 raw_help_from_docstrings_file (tmp_nm, h, symbol_found);
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	232 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	233
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	234 return h;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	235 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	236
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	237 std::string help_system::which (const std::string& name,
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	238 std::string& type) const
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	239 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	240 std::string file;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	241
26594 088b8a2dcb06 use @CLASS name when searching for @CLASS/METHOD (bug #55501) John W. Eaton <jwe@octave.org> parents: 26376 diff changeset	242 if (name.empty ())
088b8a2dcb06 use @CLASS name when searching for @CLASS/METHOD (bug #55501) John W. Eaton <jwe@octave.org> parents: 26376 diff changeset	243 return file;
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	244
26594 088b8a2dcb06 use @CLASS name when searching for @CLASS/METHOD (bug #55501) John W. Eaton <jwe@octave.org> parents: 26376 diff changeset	245 type = "";
22198 f6181638f6c5 search docstrings file for built-in and dld function help text (bug #48554) John W. Eaton <jwe@octave.org> parents: 22172 diff changeset	246
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	247 if (name.find_first_of ('.') == std::string::npos)
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	248 {
26594 088b8a2dcb06 use @CLASS name when searching for @CLASS/METHOD (bug #55501) John W. Eaton <jwe@octave.org> parents: 26376 diff changeset	249 symbol_table& symtab = m_interpreter.get_symbol_table ();
088b8a2dcb06 use @CLASS name when searching for @CLASS/METHOD (bug #55501) John W. Eaton <jwe@octave.org> parents: 26376 diff changeset	250
088b8a2dcb06 use @CLASS name when searching for @CLASS/METHOD (bug #55501) John W. Eaton <jwe@octave.org> parents: 26376 diff changeset	251 octave_value val = symtab.find_function (name);
088b8a2dcb06 use @CLASS name when searching for @CLASS/METHOD (bug #55501) John W. Eaton <jwe@octave.org> parents: 26376 diff changeset	252
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	253 if (val.is_defined ())
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	254 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	255 octave_function *fcn = val.function_value ();
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	256
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	257 if (fcn)
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	258 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	259 file = fcn->fcn_file_name ();
22198 f6181638f6c5 search docstrings file for built-in and dld function help text (bug #48554) John W. Eaton <jwe@octave.org> parents: 22172 diff changeset	260
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	261 if (file.empty ())
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	262 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	263 if (fcn->is_user_function ())
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	264 type = "command-line function";
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	265 else
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	266 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	267 file = fcn->src_file_name ();
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	268 type = "built-in function";
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	269 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	270 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	271 else
23829 01899bdd2a3a Eliminate unnecessary std::string ("...") constructor calls when "..." suffices. Rik <rik@octave.org> parents: 23804 diff changeset	272 type = val.is_user_script () ? "script" : "function";
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	273 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	274 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	275 else
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	276 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	277 // We might find a file that contains only a doc string.
22198 f6181638f6c5 search docstrings file for built-in and dld function help text (bug #48554) John W. Eaton <jwe@octave.org> parents: 22172 diff changeset	278
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	279 load_path& lp = m_interpreter.get_load_path ();
22198 f6181638f6c5 search docstrings file for built-in and dld function help text (bug #48554) John W. Eaton <jwe@octave.org> parents: 22172 diff changeset	280
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	281 file = lp.find_fcn_file (name);
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	282 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	283 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	284 else
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	285 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	286 // File query.
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	287
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	288 load_path& lp = m_interpreter.get_load_path ();
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	289
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	290 // For compatibility: "file." queries "file".
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	291 if (name.size () > 1 && name[name.size () - 1] == '.')
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	292 file = lp.find_file (name.substr (0, name.size () - 1));
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	293 else
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	294 file = lp.find_file (name);
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	295
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	296 file = sys::env::make_absolute (file);
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	297 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	298
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	299 return file;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	300 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	301
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	302 std::string help_system::which (const std::string& name) const
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	303 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	304 std::string type;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	305
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	306 return which (name, type);
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	307 }
22198 f6181638f6c5 search docstrings file for built-in and dld function help text (bug #48554) John W. Eaton <jwe@octave.org> parents: 22172 diff changeset	308
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	309 string_vector help_system::make_name_list (void) const
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	310 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	311 const static string_vector keywords
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	312 = Fiskeyword ()(0).string_vector_value ();
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	313
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	314 const static int key_len = keywords.numel ();
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	315
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	316 symbol_table& symtab = m_interpreter.get_symbol_table ();
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	317
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	318 const string_vector bif = symtab.built_in_function_names ();
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	319 const int bif_len = bif.numel ();
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	320
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	321 const string_vector cfl = symtab.cmdline_function_names ();
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	322 const int cfl_len = cfl.numel ();
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	323
26661 cf9e10ce3351 move variable values from symbol_record objects to stack_frame objects John W. Eaton <jwe@octave.org> parents: 26594 diff changeset	324 const string_vector lcl = m_interpreter.variable_names ();
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	325 const int lcl_len = lcl.numel ();
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	326
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	327 load_path& lp = m_interpreter.get_load_path ();
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	328
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	329 const string_vector ffl = lp.fcn_names ();
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	330 const int ffl_len = ffl.numel ();
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	331
27016 9b261300a001 move file-scope static autoload map variable and functions to evaluator John W. Eaton <jwe@octave.org> parents: 26679 diff changeset	332 const string_vector afl = m_interpreter.autoloaded_functions ();
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	333 const int afl_len = afl.numel ();
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	334
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	335 const string_vector lfl = local_functions ();
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	336 const int lfl_len = lfl.numel ();
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	337
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	338 const int total_len
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	339 = key_len + bif_len + cfl_len + lcl_len + ffl_len + afl_len + lfl_len;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	340
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	341 string_vector list (total_len);
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	342
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	343 // Put all the symbols in one big list.
22198 f6181638f6c5 search docstrings file for built-in and dld function help text (bug #48554) John W. Eaton <jwe@octave.org> parents: 22172 diff changeset	344
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	345 int j = 0;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	346 int i = 0;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	347
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	348 for (i = 0; i < key_len; i++)
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	349 list[j++] = keywords[i];
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	350
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	351 for (i = 0; i < bif_len; i++)
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	352 list[j++] = bif[i];
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	353
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	354 for (i = 0; i < cfl_len; i++)
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	355 list[j++] = cfl[i];
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	356
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	357 for (i = 0; i < lcl_len; i++)
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	358 list[j++] = lcl[i];
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	359
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	360 for (i = 0; i < ffl_len; i++)
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	361 list[j++] = ffl[i];
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	362
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	363 for (i = 0; i < afl_len; i++)
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	364 list[j++] = afl[i];
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	365
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	366 for (i = 0; i < lfl_len; i++)
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	367 list[j++] = lfl[i];
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	368
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	369 return list;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	370 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	371
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	372 void help_system::get_help_text (const std::string& name, std::string& text,
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	373 std::string& format) const
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	374 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	375 bool symbol_found = false;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	376 text = raw_help (name, symbol_found);
22198 f6181638f6c5 search docstrings file for built-in and dld function help text (bug #48554) John W. Eaton <jwe@octave.org> parents: 22172 diff changeset	377
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	378 format = "Not found";
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	379 if (symbol_found)
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	380 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	381 size_t idx = -1;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	382 if (text.empty ())
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	383 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	384 format = "Not documented";
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	385 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	386 else if (looks_like_texinfo (text, idx))
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	387 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	388 format = "texinfo";
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	389 text.erase (0, idx);
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	390 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	391 else if (looks_like_html (text))
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	392 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	393 format = "html";
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	394 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	395 else
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	396 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	397 format = "plain text";
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	398 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	399 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	400 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	401
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	402 void help_system::get_help_text_from_file (const std::string& fname,
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	403 std::string& text,
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	404 std::string& format) const
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	405 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	406 bool symbol_found = false;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	407
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	408 std::string f;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	409
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	410 raw_help_from_file (fname, text, f, symbol_found);
22198 f6181638f6c5 search docstrings file for built-in and dld function help text (bug #48554) John W. Eaton <jwe@octave.org> parents: 22172 diff changeset	411
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	412 format = "Not found";
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	413 if (symbol_found)
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	414 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	415 size_t idx = -1;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	416 if (text.empty ())
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	417 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	418 format = "Not documented";
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	419 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	420 else if (looks_like_texinfo (text, idx))
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	421 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	422 format = "texinfo";
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	423 text.erase (0, idx);
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	424 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	425 else if (looks_like_html (text))
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	426 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	427 format = "html";
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	428 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	429 else
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	430 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	431 format = "plain text";
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	432 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	433 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	434 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	435
25460 627d6bde9b8d solve installation info initialization problem differently John W. Eaton <jwe@octave.org> parents: 25440 diff changeset	436 std::string help_system::init_built_in_docstrings_file (void)
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	437 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	438 std::string df = sys::env::getenv ("OCTAVE_BUILT_IN_DOCSTRINGS_FILE");
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	439
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	440 std::string dir_sep = sys::file_ops::dir_sep_str ();
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	441
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	442 if (df.empty ())
25460 627d6bde9b8d solve installation info initialization problem differently John W. Eaton <jwe@octave.org> parents: 25440 diff changeset	443 df = config::oct_etc_dir () + dir_sep + "built-in-docstrings";
22198 f6181638f6c5 search docstrings file for built-in and dld function help text (bug #48554) John W. Eaton <jwe@octave.org> parents: 22172 diff changeset	444
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	445 return df;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	446 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	447
25460 627d6bde9b8d solve installation info initialization problem differently John W. Eaton <jwe@octave.org> parents: 25440 diff changeset	448 std::string help_system::init_doc_cache_file (void)
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	449 {
25460 627d6bde9b8d solve installation info initialization problem differently John W. Eaton <jwe@octave.org> parents: 25440 diff changeset	450 std::string def_file = config::prepend_octave_home (OCTAVE_DOC_CACHE_FILE);
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	451
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	452 std::string env_file = sys::env::getenv ("OCTAVE_DOC_CACHE_FILE");
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	453
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	454 return (env_file.empty () ? def_file : env_file);
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	455 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	456
25460 627d6bde9b8d solve installation info initialization problem differently John W. Eaton <jwe@octave.org> parents: 25440 diff changeset	457 std::string help_system::init_info_file (void)
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	458 {
25460 627d6bde9b8d solve installation info initialization problem differently John W. Eaton <jwe@octave.org> parents: 25440 diff changeset	459 std::string std_info_file = config::prepend_octave_home (OCTAVE_INFOFILE);
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	460
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	461 std::string oct_info_file = sys::env::getenv ("OCTAVE_INFO_FILE");
22198 f6181638f6c5 search docstrings file for built-in and dld function help text (bug #48554) John W. Eaton <jwe@octave.org> parents: 22172 diff changeset	462
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	463 return (oct_info_file.empty () ? std_info_file : oct_info_file);
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	464 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	465
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	466 std::string help_system::init_info_program (void)
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	467 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	468 std::string info_prog = sys::env::getenv ("OCTAVE_INFO_PROGRAM");
22198 f6181638f6c5 search docstrings file for built-in and dld function help text (bug #48554) John W. Eaton <jwe@octave.org> parents: 22172 diff changeset	469
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	470 if (info_prog.empty ())
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	471 info_prog = "info";
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	472
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	473 return info_prog;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	474 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	475
25460 627d6bde9b8d solve installation info initialization problem differently John W. Eaton <jwe@octave.org> parents: 25440 diff changeset	476 std::string help_system::init_texi_macros_file (void)
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	477 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	478 std::string def_file
25460 627d6bde9b8d solve installation info initialization problem differently John W. Eaton <jwe@octave.org> parents: 25440 diff changeset	479 = config::prepend_octave_home (OCTAVE_TEXI_MACROS_FILE);
22295 12f1d273d22a maint: Remove trailing spaces from code. Rik <rik@octave.org> parents: 22199 diff changeset	480
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	481 std::string env_file = sys::env::getenv ("OCTAVE_TEXI_MACROS_FILE");
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	482
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	483 return (env_file.empty () ? def_file : env_file);
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	484 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	485
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	486 // Return a vector of all functions from this file,
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	487 // for use in command line auto-completion.
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	488 string_vector help_system::local_functions (void) const
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	489 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	490 string_vector retval;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	491
27202 23962b243bad eliminate direct access to call stack in help functions John W. Eaton <jwe@octave.org> parents: 27102 diff changeset	492 tree_evaluator& tw = m_interpreter.get_evaluator ();
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	493
27202 23962b243bad eliminate direct access to call stack in help functions John W. Eaton <jwe@octave.org> parents: 27102 diff changeset	494 octave_user_code *curr_fcn = tw.current_user_code ();
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	495
25394 9e39a53b4e00 make listing local functions for command completion work again (bug #53925) John W. Eaton <jwe@octave.org> parents: 25388 diff changeset	496 if (! curr_fcn)
9e39a53b4e00 make listing local functions for command completion work again (bug #53925) John W. Eaton <jwe@octave.org> parents: 25388 diff changeset	497 return retval;
9e39a53b4e00 make listing local functions for command completion work again (bug #53925) John W. Eaton <jwe@octave.org> parents: 25388 diff changeset	498
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	499 // All subfunctions are listed in the top-level function of this file.
25394 9e39a53b4e00 make listing local functions for command completion work again (bug #53925) John W. Eaton <jwe@octave.org> parents: 25388 diff changeset	500 // If curr_fcn is a subfunction, then there must be a parent and
9e39a53b4e00 make listing local functions for command completion work again (bug #53925) John W. Eaton <jwe@octave.org> parents: 25388 diff changeset	501 // curr_fcn will always be valid in and after executing this loop.
9e39a53b4e00 make listing local functions for command completion work again (bug #53925) John W. Eaton <jwe@octave.org> parents: 25388 diff changeset	502
9e39a53b4e00 make listing local functions for command completion work again (bug #53925) John W. Eaton <jwe@octave.org> parents: 25388 diff changeset	503 while (curr_fcn->is_subfunction ())
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	504 {
24361 8bcfddad15ec use shared_ptr to manage symbol_scope objects John W. Eaton <jwe@octave.org> parents: 24270 diff changeset	505 symbol_scope pscope = curr_fcn->parent_fcn_scope ();
27745 7a45100a40c4 allow private scripts to be called from other private scripts John W. Eaton <jwe@octave.org> parents: 27461 diff changeset	506 curr_fcn = pscope.user_code ();
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	507 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	508
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	509 // Get subfunctions.
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	510 const std::list<std::string> names = curr_fcn->subfunction_names ();
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	511
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	512 size_t sz = names.size ();
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	513 retval.resize (sz);
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	514
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	515 // Loop over them.
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	516 size_t i = 0;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	517 for (const auto& nm : names)
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	518 retval(i++) = nm;
22556 121e9639b604 doc: Correctly get last entry from DOCSTRINGS file (bug #49224). Rik <rik@octave.org> parents: 22407 diff changeset	519
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	520 return retval;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	521 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	522
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	523 bool help_system::raw_help_from_symbol_table (const std::string& nm,
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	524 std::string& h, std::string& w,
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	525 bool& symbol_found) const
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	526 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	527 bool retval = false;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	528
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	529 symbol_table& symtab = m_interpreter.get_symbol_table ();
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	530
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	531 octave_value val = symtab.find_function (nm);
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	532
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	533 if (val.is_defined ())
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	534 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	535 octave_function *fcn = val.function_value ();
22198 f6181638f6c5 search docstrings file for built-in and dld function help text (bug #48554) John W. Eaton <jwe@octave.org> parents: 22172 diff changeset	536
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	537 if (fcn)
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	538 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	539 symbol_found = true;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	540
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	541 h = fcn->doc_string ();
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	542
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	543 retval = true;
22198 f6181638f6c5 search docstrings file for built-in and dld function help text (bug #48554) John W. Eaton <jwe@octave.org> parents: 22172 diff changeset	544
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	545 w = fcn->fcn_file_name ();
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	546
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	547 if (w.empty ())
25103 078b795c5219 maint: style check C++ ahead of 4.4 release. Rik <rik@octave.org> parents: 25054 diff changeset	548 w = fcn->is_user_function () ? "command-line function"
078b795c5219 maint: style check C++ ahead of 4.4 release. Rik <rik@octave.org> parents: 25054 diff changeset	549 : "built-in function";
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	550 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	551 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	552
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	553 return retval;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	554 }
22198 f6181638f6c5 search docstrings file for built-in and dld function help text (bug #48554) John W. Eaton <jwe@octave.org> parents: 22172 diff changeset	555
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	556 bool help_system::raw_help_from_file (const std::string& nm,
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	557 std::string& h, std::string& file,
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	558 bool& symbol_found) const
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	559 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	560 bool retval = false;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	561
25336 389757b7b6af eliminate redundant octave:: namespace tags John W. Eaton <jwe@octave.org> parents: 25103 diff changeset	562 h = get_help_from_file (nm, symbol_found, file);
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	563
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	564 if (h.length () > 0)
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	565 retval = true;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	566
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	567 return retval;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	568 }
22198 f6181638f6c5 search docstrings file for built-in and dld function help text (bug #48554) John W. Eaton <jwe@octave.org> parents: 22172 diff changeset	569
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	570 bool
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	571 help_system::raw_help_from_docstrings_file (const std::string& nm,
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	572 std::string& h,
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	573 bool& symbol_found) const
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	574 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	575 typedef std::pair<std::streampos, std::streamoff> txt_limits_type;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	576 typedef std::map<std::string, txt_limits_type> help_txt_map_type;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	577
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	578 static help_txt_map_type help_txt_map;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	579 static bool initialized = false;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	580
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	581 h = "";
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	582 symbol_found = false;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	583
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	584 // FIXME: Should we cache the timestamp of the file and reload the
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	585 // offsets if it changes? Or just warn about that? Or just ignore
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	586 // it, and assume it won't change?
22198 f6181638f6c5 search docstrings file for built-in and dld function help text (bug #48554) John W. Eaton <jwe@octave.org> parents: 22172 diff changeset	587
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	588 if (! initialized)
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	589 {
25604 ca413f326224 Fix lifetime issues with temporary char arrays returned by get_ASCII_filename (bug #54299). Markus Mützel <markus.muetzel@gmx.de> parents: 25548 diff changeset	590 std::string ascii_fname
27102 84ff9953faa1 where possible, eliminate octave:: namespace qualifier inside octave namespace John W. Eaton <jwe@octave.org> parents: 27101 diff changeset	591 = sys::get_ASCII_filename (m_built_in_docstrings_file);
25604 ca413f326224 Fix lifetime issues with temporary char arrays returned by get_ASCII_filename (bug #54299). Markus Mützel <markus.muetzel@gmx.de> parents: 25548 diff changeset	592
ca413f326224 Fix lifetime issues with temporary char arrays returned by get_ASCII_filename (bug #54299). Markus Mützel <markus.muetzel@gmx.de> parents: 25548 diff changeset	593 std::ifstream file (ascii_fname.c_str (),
ca413f326224 Fix lifetime issues with temporary char arrays returned by get_ASCII_filename (bug #54299). Markus Mützel <markus.muetzel@gmx.de> parents: 25548 diff changeset	594 std::ios::in \| std::ios::binary);
22198 f6181638f6c5 search docstrings file for built-in and dld function help text (bug #48554) John W. Eaton <jwe@octave.org> parents: 22172 diff changeset	595
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	596 if (! file)
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	597 error ("failed to open docstrings file: %s",
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	598 m_built_in_docstrings_file.c_str ());
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	599
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	600 // Ignore header;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	601 file.ignore (std::numeric_limits<std::streamsize>::max(), 0x1d);
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	602
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	603 if (file.eof ())
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	604 error ("invalid built-in-docstrings file!");
22198 f6181638f6c5 search docstrings file for built-in and dld function help text (bug #48554) John W. Eaton <jwe@octave.org> parents: 22172 diff changeset	605
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	606 // FIXME: eliminate fixed buffer size.
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	607 size_t bufsize = 1000;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	608 OCTAVE_LOCAL_BUFFER (char, buf, bufsize);
22198 f6181638f6c5 search docstrings file for built-in and dld function help text (bug #48554) John W. Eaton <jwe@octave.org> parents: 22172 diff changeset	609
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	610 while (! file.eof ())
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	611 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	612 std::string name;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	613 int i = 0;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	614 int c;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	615 while (file && (c = file.get ()) != std::istream::traits_type::eof ())
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	616 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	617 if (c == '\n' \|\| c == '\r')
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	618 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	619 buf[i] = '\0';
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	620 name = buf;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	621 break;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	622 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	623 else
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	624 buf[i++] = c;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	625 }
22198 f6181638f6c5 search docstrings file for built-in and dld function help text (bug #48554) John W. Eaton <jwe@octave.org> parents: 22172 diff changeset	626
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	627 // Skip @c FILENAME which is part of current DOCSTRINGS
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	628 // syntax. This may disappear if a specific format for
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	629 // docstring files is developed.
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	630 while (file
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	631 && (c = file.get ()) != std::istream::traits_type::eof ()
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	632 && c != '\n' && c != '\r')
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	633 ; // skip text
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	634
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	635 // skip newline characters
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	636 while (file
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	637 && (c = file.get ()) != std::istream::traits_type::eof ()
26347 09a793a92c11 help.cc: Fix static analyzer detected issues (bug #55347). Rik <rik@octave.org> parents: 25604 diff changeset	638 && (c == '\n' \|\| c == '\r'))
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	639 ; // skip text
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	640
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	641 file.unget ();
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	642
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	643 // Position of beginning of help text.
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	644 std::streampos beg = file.tellg ();
22198 f6181638f6c5 search docstrings file for built-in and dld function help text (bug #48554) John W. Eaton <jwe@octave.org> parents: 22172 diff changeset	645
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	646 // Skip help text.
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	647 file.ignore (std::numeric_limits<std::streamsize>::max(), 0x1d);
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	648
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	649 // Position of end of help text.
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	650 std::streamoff len;
22198 f6181638f6c5 search docstrings file for built-in and dld function help text (bug #48554) John W. Eaton <jwe@octave.org> parents: 22172 diff changeset	651
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	652 if (! file.eof ())
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	653 len = file.tellg () - beg - 1;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	654 else
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	655 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	656 file.seekg (0, file.end);
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	657 len = file.tellg () - beg - 1;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	658 file.setstate (file.eofbit); // reset eof flag
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	659 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	660
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	661 help_txt_map[name] = txt_limits_type (beg, len);
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	662 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	663
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	664 initialized = true;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	665 }
22198 f6181638f6c5 search docstrings file for built-in and dld function help text (bug #48554) John W. Eaton <jwe@octave.org> parents: 22172 diff changeset	666
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	667 help_txt_map_type::const_iterator it = help_txt_map.find (nm);
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	668
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	669 if (it != help_txt_map.end ())
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	670 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	671 txt_limits_type txt_limits = it->second;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	672
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	673 std::streampos beg = txt_limits.first;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	674 std::streamoff len = txt_limits.second;
22198 f6181638f6c5 search docstrings file for built-in and dld function help text (bug #48554) John W. Eaton <jwe@octave.org> parents: 22172 diff changeset	675
25604 ca413f326224 Fix lifetime issues with temporary char arrays returned by get_ASCII_filename (bug #54299). Markus Mützel <markus.muetzel@gmx.de> parents: 25548 diff changeset	676 std::string ascii_fname
27102 84ff9953faa1 where possible, eliminate octave:: namespace qualifier inside octave namespace John W. Eaton <jwe@octave.org> parents: 27101 diff changeset	677 = sys::get_ASCII_filename (m_built_in_docstrings_file);
25604 ca413f326224 Fix lifetime issues with temporary char arrays returned by get_ASCII_filename (bug #54299). Markus Mützel <markus.muetzel@gmx.de> parents: 25548 diff changeset	678
ca413f326224 Fix lifetime issues with temporary char arrays returned by get_ASCII_filename (bug #54299). Markus Mützel <markus.muetzel@gmx.de> parents: 25548 diff changeset	679 std::ifstream file (ascii_fname.c_str (),
ca413f326224 Fix lifetime issues with temporary char arrays returned by get_ASCII_filename (bug #54299). Markus Mützel <markus.muetzel@gmx.de> parents: 25548 diff changeset	680 std::ios::in \| std::ios::binary);
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	681
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	682 if (! file)
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	683 error ("failed to open docstrings file: %s",
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	684 m_built_in_docstrings_file.c_str ());
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	685
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	686 file.seekg (beg);
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	687
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	688 size_t txt_len = len;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	689 OCTAVE_LOCAL_BUFFER (char, buf, txt_len + 1);
22198 f6181638f6c5 search docstrings file for built-in and dld function help text (bug #48554) John W. Eaton <jwe@octave.org> parents: 22172 diff changeset	690
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	691 file.read (buf, txt_len);
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	692
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	693 buf[txt_len] = '\0';
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	694
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	695 h = buf;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	696
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	697 symbol_found = true;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	698 }
22198 f6181638f6c5 search docstrings file for built-in and dld function help text (bug #48554) John W. Eaton <jwe@octave.org> parents: 22172 diff changeset	699
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	700 return symbol_found;
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	701 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	702
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	703 // FIXME: It's not likely that this does the right thing now.
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	704
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	705 string_vector make_name_list (void)
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	706 {
25336 389757b7b6af eliminate redundant octave:: namespace tags John W. Eaton <jwe@octave.org> parents: 25103 diff changeset	707 help_system& help_sys = __get_help_system__ ("make_name_list");
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	708
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	709 return help_sys.make_name_list ();
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	710 }
22198 f6181638f6c5 search docstrings file for built-in and dld function help text (bug #48554) John W. Eaton <jwe@octave.org> parents: 22172 diff changeset	711 }
f6181638f6c5 search docstrings file for built-in and dld function help text (bug #48554) John W. Eaton <jwe@octave.org> parents: 22172 diff changeset	712
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	713 DEFMETHOD (get_help_text, interp, args, ,
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	714 doc: /* -- texinfo --
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	715 @deftypefn {} {[@var{text}, @var{format}] =} get_help_text (@var{name})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	716 Return the raw help text of function @var{name}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	717
27438 7db34a40cd23 doc: Improve documentation for get_help_text, get_help_text_from_file. Rik <rik@octave.org> parents: 27361 diff changeset	718 The raw help text is returned in @var{text} and the format in @var{format}.
7db34a40cd23 doc: Improve documentation for get_help_text, get_help_text_from_file. Rik <rik@octave.org> parents: 27361 diff changeset	719 The format is a string which is one of @qcode{"texinfo"}, @qcode{"html"}, or
7db34a40cd23 doc: Improve documentation for get_help_text, get_help_text_from_file. Rik <rik@octave.org> parents: 27361 diff changeset	720 @w{@qcode{"plain text"}}.
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	721 @seealso{get_help_text_from_file}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	722 @end deftypefn */)
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 389 diff changeset	723 {
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20714 diff changeset	724 if (args.length () != 1)
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20714 diff changeset	725 print_usage ();
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	726
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20714 diff changeset	727 const std::string name = args(0).xstring_value ("get_help_text: NAME must be a string");
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 389 diff changeset	728
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	729 octave::help_system& help_sys = interp.get_help_system ();
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	730
20939 b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20922 diff changeset	731 std::string text, format;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	732
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	733 help_sys.get_help_text (name, text, format);
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20714 diff changeset	734
20939 b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20922 diff changeset	735 return ovl (text, format);
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 389 diff changeset	736 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 389 diff changeset	737
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	738 DEFMETHOD (get_help_text_from_file, interp, args, ,
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	739 doc: /* -- texinfo --
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	740 @deftypefn {} {[@var{text}, @var{format}] =} get_help_text_from_file (@var{fname})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	741 Return the raw help text from the file @var{fname}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	742
27438 7db34a40cd23 doc: Improve documentation for get_help_text, get_help_text_from_file. Rik <rik@octave.org> parents: 27361 diff changeset	743 The raw help text is returned in @var{text} and the format in @var{format}.
7db34a40cd23 doc: Improve documentation for get_help_text, get_help_text_from_file. Rik <rik@octave.org> parents: 27361 diff changeset	744 The format is a string which is one of @qcode{"texinfo"}, @qcode{"html"}, or
7db34a40cd23 doc: Improve documentation for get_help_text, get_help_text_from_file. Rik <rik@octave.org> parents: 27361 diff changeset	745 @w{@qcode{"plain text"}}.
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	746 @seealso{get_help_text}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	747 @end deftypefn */)
9806 8e345f2fe4d6 improved support for Contents.m files John W. Eaton <jwe@octave.org> parents: 9416 diff changeset	748 {
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20714 diff changeset	749 if (args.length () != 1)
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20714 diff changeset	750 print_usage ();
9806 8e345f2fe4d6 improved support for Contents.m files John W. Eaton <jwe@octave.org> parents: 9416 diff changeset	751
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20714 diff changeset	752 const std::string fname = args(0).xstring_value ("get_help_text_from_file: NAME must be a string");
9806 8e345f2fe4d6 improved support for Contents.m files John W. Eaton <jwe@octave.org> parents: 9416 diff changeset	753
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	754 octave::help_system& help_sys = interp.get_help_system ();
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	755
20939 b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20922 diff changeset	756 std::string text, format;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	757
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	758 help_sys.get_help_text_from_file (fname, text, format);
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20714 diff changeset	759
20939 b17fda023ca6 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20922 diff changeset	760 return ovl (text, format);
9806 8e345f2fe4d6 improved support for Contents.m files John W. Eaton <jwe@octave.org> parents: 9416 diff changeset	761 }
8e345f2fe4d6 improved support for Contents.m files John W. Eaton <jwe@octave.org> parents: 9416 diff changeset	762
23065 7c7a61c2e0ed Replace out-of-date __keywords__ with alias to iskeyword. Rik <rik@octave.org> parents: 23052 diff changeset	763 // Return a cell array of strings containing the names of all operators.
8812 7d48766c21a5 use consistent format for doc strings of internal functions John W. Eaton <jwe@octave.org> parents: 8672 diff changeset	764
7d48766c21a5 use consistent format for doc strings of internal functions John W. Eaton <jwe@octave.org> parents: 8672 diff changeset	765 DEFUN (__operators__, , ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	766 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	767 @deftypefn {} {} __operators__ ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	768 Undocumented internal function.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	769 @end deftypefn */)
3355 c4983fc7318f [project @ 1999-11-18 05:20:50 by jwe] jwe parents: 3333 diff changeset	770 {
27101 097774bed4ed move some static functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	771 return ovl (Cell (octave::operator_names));
3355 c4983fc7318f [project @ 1999-11-18 05:20:50 by jwe] jwe parents: 3333 diff changeset	772 }
c4983fc7318f [project @ 1999-11-18 05:20:50 by jwe] jwe parents: 3333 diff changeset	773
23065 7c7a61c2e0ed Replace out-of-date __keywords__ with alias to iskeyword. Rik <rik@octave.org> parents: 23052 diff changeset	774 // Return a cell array of strings containing the names of all keywords.
7c7a61c2e0ed Replace out-of-date __keywords__ with alias to iskeyword. Rik <rik@octave.org> parents: 23052 diff changeset	775 // iskeyword() function is located in lex.ll and is based on what the parser
7c7a61c2e0ed Replace out-of-date __keywords__ with alias to iskeyword. Rik <rik@octave.org> parents: 23052 diff changeset	776 // thinks is a keyword.
8812 7d48766c21a5 use consistent format for doc strings of internal functions John W. Eaton <jwe@octave.org> parents: 8672 diff changeset	777
23065 7c7a61c2e0ed Replace out-of-date __keywords__ with alias to iskeyword. Rik <rik@octave.org> parents: 23052 diff changeset	778 DEFALIAS (__keywords__, iskeyword)
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	779
23065 7c7a61c2e0ed Replace out-of-date __keywords__ with alias to iskeyword. Rik <rik@octave.org> parents: 23052 diff changeset	780 // Return a cell array of strings with the names of all builtin functions.
8812 7d48766c21a5 use consistent format for doc strings of internal functions John W. Eaton <jwe@octave.org> parents: 8672 diff changeset	781
23599 5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23553 diff changeset	782 DEFMETHOD (__builtins__, interp, , ,
5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23553 diff changeset	783 doc: /* -- texinfo --
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	784 @deftypefn {} {} __builtins__ ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	785 Undocumented internal function.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	786 @end deftypefn */)
3355 c4983fc7318f [project @ 1999-11-18 05:20:50 by jwe] jwe parents: 3333 diff changeset	787 {
23693 b9378eff6d13 move symbol_table class inside octave namespace John W. Eaton <jwe@octave.org> parents: 23604 diff changeset	788 octave::symbol_table& symtab = interp.get_symbol_table ();
23599 5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23553 diff changeset	789
5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23553 diff changeset	790 const string_vector bif = symtab.built_in_function_names ();
3355 c4983fc7318f [project @ 1999-11-18 05:20:50 by jwe] jwe parents: 3333 diff changeset	791
21127 df7891224709 maint: Use "return ovl (...)" in DEFUN macros. Rik <rik@octave.org> parents: 21100 diff changeset	792 return ovl (Cell (bif));
3355 c4983fc7318f [project @ 1999-11-18 05:20:50 by jwe] jwe parents: 3333 diff changeset	793 }
c4983fc7318f [project @ 1999-11-18 05:20:50 by jwe] jwe parents: 3333 diff changeset	794
23553 14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23466 diff changeset	795 DEFMETHOD (localfunctions, interp, args, ,
14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23466 diff changeset	796 doc: /* -- texinfo --
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	797 @deftypefn {} {} localfunctions ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	798 Return a list of all local functions, i.e., subfunctions, within the current
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	799 file.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	800
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	801 The return value is a column cell array of function handles to all local
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	802 functions accessible from the function from which @code{localfunctions} is
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	803 called. Nested functions are @emph{not} included in the list.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	804
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	805 If the call is from the command line, an anonymous function, or a script,
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	806 the return value is an empty cell array.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	807
22974 ecc5eeada8dc Don't mark nested functions in primary function as subfunctions. Rik <rik@octave.org> parents: 22885 diff changeset	808 @seealso{functions}
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	809 @end deftypefn */)
21765 23a610a3f001 Implement localfunctions Matlab command (bug #47705). Lachlan Andrew <lachlanbis@gmail.com> parents: 21733 diff changeset	810 {
23a610a3f001 Implement localfunctions Matlab command (bug #47705). Lachlan Andrew <lachlanbis@gmail.com> parents: 21733 diff changeset	811 if (args.length () != 0)
23a610a3f001 Implement localfunctions Matlab command (bug #47705). Lachlan Andrew <lachlanbis@gmail.com> parents: 21733 diff changeset	812 print_usage ();
23a610a3f001 Implement localfunctions Matlab command (bug #47705). Lachlan Andrew <lachlanbis@gmail.com> parents: 21733 diff changeset	813
23a610a3f001 Implement localfunctions Matlab command (bug #47705). Lachlan Andrew <lachlanbis@gmail.com> parents: 21733 diff changeset	814 Cell retval;
23a610a3f001 Implement localfunctions Matlab command (bug #47705). Lachlan Andrew <lachlanbis@gmail.com> parents: 21733 diff changeset	815
23a610a3f001 Implement localfunctions Matlab command (bug #47705). Lachlan Andrew <lachlanbis@gmail.com> parents: 21733 diff changeset	816 // Find the main function we are in.
27202 23962b243bad eliminate direct access to call stack in help functions John W. Eaton <jwe@octave.org> parents: 27102 diff changeset	817 octave::tree_evaluator& tw = interp.get_evaluator ();
23962b243bad eliminate direct access to call stack in help functions John W. Eaton <jwe@octave.org> parents: 27102 diff changeset	818 octave_user_code *parent_fcn = tw.debug_user_code ();
21765 23a610a3f001 Implement localfunctions Matlab command (bug #47705). Lachlan Andrew <lachlanbis@gmail.com> parents: 21733 diff changeset	819
23a610a3f001 Implement localfunctions Matlab command (bug #47705). Lachlan Andrew <lachlanbis@gmail.com> parents: 21733 diff changeset	820 if (! parent_fcn)
23a610a3f001 Implement localfunctions Matlab command (bug #47705). Lachlan Andrew <lachlanbis@gmail.com> parents: 21733 diff changeset	821 return ovl (retval);
23a610a3f001 Implement localfunctions Matlab command (bug #47705). Lachlan Andrew <lachlanbis@gmail.com> parents: 21733 diff changeset	822
23a610a3f001 Implement localfunctions Matlab command (bug #47705). Lachlan Andrew <lachlanbis@gmail.com> parents: 21733 diff changeset	823 // Find the subfunctions of this function.
22974 ecc5eeada8dc Don't mark nested functions in primary function as subfunctions. Rik <rik@octave.org> parents: 22885 diff changeset	824 // 1) subfunction_names contains only valid subfunctions
ecc5eeada8dc Don't mark nested functions in primary function as subfunctions. Rik <rik@octave.org> parents: 22885 diff changeset	825 // 2) subfunctions contains both nested functions and subfunctions
21765 23a610a3f001 Implement localfunctions Matlab command (bug #47705). Lachlan Andrew <lachlanbis@gmail.com> parents: 21733 diff changeset	826 const std::list<std::string> names = parent_fcn->subfunction_names ();
23a610a3f001 Implement localfunctions Matlab command (bug #47705). Lachlan Andrew <lachlanbis@gmail.com> parents: 21733 diff changeset	827 const std::map<std::string, octave_value> h = parent_fcn->subfunctions ();
23a610a3f001 Implement localfunctions Matlab command (bug #47705). Lachlan Andrew <lachlanbis@gmail.com> parents: 21733 diff changeset	828
23a610a3f001 Implement localfunctions Matlab command (bug #47705). Lachlan Andrew <lachlanbis@gmail.com> parents: 21733 diff changeset	829 size_t sz = names.size ();
23a610a3f001 Implement localfunctions Matlab command (bug #47705). Lachlan Andrew <lachlanbis@gmail.com> parents: 21733 diff changeset	830 retval.resize (dim_vector (sz, 1));
23a610a3f001 Implement localfunctions Matlab command (bug #47705). Lachlan Andrew <lachlanbis@gmail.com> parents: 21733 diff changeset	831
23a610a3f001 Implement localfunctions Matlab command (bug #47705). Lachlan Andrew <lachlanbis@gmail.com> parents: 21733 diff changeset	832 // loop over them.
23a610a3f001 Implement localfunctions Matlab command (bug #47705). Lachlan Andrew <lachlanbis@gmail.com> parents: 21733 diff changeset	833 size_t i = 0;
22862 e365e87371a3 maint: Use C++ range feature to simplify some for loops in libinterp/corefcn. Rik <rik@octave.org> parents: 22825 diff changeset	834 for (const auto& nm : names)
21765 23a610a3f001 Implement localfunctions Matlab command (bug #47705). Lachlan Andrew <lachlanbis@gmail.com> parents: 21733 diff changeset	835 {
22862 e365e87371a3 maint: Use C++ range feature to simplify some for loops in libinterp/corefcn. Rik <rik@octave.org> parents: 22825 diff changeset	836 std::map<std::string, octave_value>::const_iterator nm_fcn = h.find (nm);
22974 ecc5eeada8dc Don't mark nested functions in primary function as subfunctions. Rik <rik@octave.org> parents: 22885 diff changeset	837 if (nm_fcn != h.end ())
22862 e365e87371a3 maint: Use C++ range feature to simplify some for loops in libinterp/corefcn. Rik <rik@octave.org> parents: 22825 diff changeset	838 retval(i++) = octave_value (new octave_fcn_handle (nm_fcn->second, nm));
21765 23a610a3f001 Implement localfunctions Matlab command (bug #47705). Lachlan Andrew <lachlanbis@gmail.com> parents: 21733 diff changeset	839 }
23a610a3f001 Implement localfunctions Matlab command (bug #47705). Lachlan Andrew <lachlanbis@gmail.com> parents: 21733 diff changeset	840
23a610a3f001 Implement localfunctions Matlab command (bug #47705). Lachlan Andrew <lachlanbis@gmail.com> parents: 21733 diff changeset	841 return ovl (retval);
23a610a3f001 Implement localfunctions Matlab command (bug #47705). Lachlan Andrew <lachlanbis@gmail.com> parents: 21733 diff changeset	842 }
23a610a3f001 Implement localfunctions Matlab command (bug #47705). Lachlan Andrew <lachlanbis@gmail.com> parents: 21733 diff changeset	843
23a610a3f001 Implement localfunctions Matlab command (bug #47705). Lachlan Andrew <lachlanbis@gmail.com> parents: 21733 diff changeset	844 /*
23a610a3f001 Implement localfunctions Matlab command (bug #47705). Lachlan Andrew <lachlanbis@gmail.com> parents: 21733 diff changeset	845 %!test
26679 2b6aa96a5c82 create BIST temporary files in tempdir instead of P_tmpdir (bug #55565) Mike Miller <mtmiller@octave.org> parents: 26677 diff changeset	846 %! f = tempname (tempdir (), "oct_");
27361 a7d21a6a7922 BIST should not rely on the current directory to be writable. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 26594 diff changeset	847 %! [~, fcn_name] = fileparts (f);
22016 d4ce10f57918 Clean up localfunctions BIST test Mike Miller <mtmiller@octave.org> parents: 21966 diff changeset	848 %! f = [f ".m"];
26677 33f79d94f21f Create any BIST temporary files in writable temporary directory (bug #55565). Rik <rik@octave.org> parents: 26661 diff changeset	849 %! save_path = path ();
22016 d4ce10f57918 Clean up localfunctions BIST test Mike Miller <mtmiller@octave.org> parents: 21966 diff changeset	850 %! unwind_protect
26679 2b6aa96a5c82 create BIST temporary files in tempdir instead of P_tmpdir (bug #55565) Mike Miller <mtmiller@octave.org> parents: 26677 diff changeset	851 %! addpath (tempdir ());
22016 d4ce10f57918 Clean up localfunctions BIST test Mike Miller <mtmiller@octave.org> parents: 21966 diff changeset	852 %! fid = fopen (f, "w+");
d4ce10f57918 Clean up localfunctions BIST test Mike Miller <mtmiller@octave.org> parents: 21966 diff changeset	853 %! fprintf (fid, "function z = %s\n z = localfunctions; end\n", fcn_name);
d4ce10f57918 Clean up localfunctions BIST test Mike Miller <mtmiller@octave.org> parents: 21966 diff changeset	854 %! fprintf (fid, "function z = b(x)\n z = x+1; end\n");
d4ce10f57918 Clean up localfunctions BIST test Mike Miller <mtmiller@octave.org> parents: 21966 diff changeset	855 %! fprintf (fid, "function z = c(x)\n z = 2*x; end\n");
d4ce10f57918 Clean up localfunctions BIST test Mike Miller <mtmiller@octave.org> parents: 21966 diff changeset	856 %! fclose (fid);
d4ce10f57918 Clean up localfunctions BIST test Mike Miller <mtmiller@octave.org> parents: 21966 diff changeset	857 %! d = eval (fcn_name);
d4ce10f57918 Clean up localfunctions BIST test Mike Miller <mtmiller@octave.org> parents: 21966 diff changeset	858 %! assert (size (d), [2, 1]);
22974 ecc5eeada8dc Don't mark nested functions in primary function as subfunctions. Rik <rik@octave.org> parents: 22885 diff changeset	859 %! assert (d{1} (3), 4);
ecc5eeada8dc Don't mark nested functions in primary function as subfunctions. Rik <rik@octave.org> parents: 22885 diff changeset	860 %! assert (d{2} (3), 6);
22016 d4ce10f57918 Clean up localfunctions BIST test Mike Miller <mtmiller@octave.org> parents: 21966 diff changeset	861 %! unwind_protect_cleanup
d4ce10f57918 Clean up localfunctions BIST test Mike Miller <mtmiller@octave.org> parents: 21966 diff changeset	862 %! unlink (f);
26677 33f79d94f21f Create any BIST temporary files in writable temporary directory (bug #55565). Rik <rik@octave.org> parents: 26661 diff changeset	863 %! path (save_path);
22016 d4ce10f57918 Clean up localfunctions BIST test Mike Miller <mtmiller@octave.org> parents: 21966 diff changeset	864 %! end_unwind_protect
21765 23a610a3f001 Implement localfunctions Matlab command (bug #47705). Lachlan Andrew <lachlanbis@gmail.com> parents: 21733 diff changeset	865 */
23a610a3f001 Implement localfunctions Matlab command (bug #47705). Lachlan Andrew <lachlanbis@gmail.com> parents: 21733 diff changeset	866
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	867 DEFMETHOD (__which__, interp, args, ,
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	868 doc: /* -- texinfo --
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	869 @deftypefn {} {} __which__ (@var{name}, @dots{})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	870 Undocumented internal function.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	871 @end deftypefn */)
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	872 {
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	873 octave::help_system& help_sys = interp.get_help_system ();
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	874
20996 20bd3d4fabad Clean up instances of make_argv(). Rik <rik@octave.org> parents: 20940 diff changeset	875 string_vector argv = args.make_argv ();
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	876
20922 49081851fddc Eliminate duplicate input arg checking in which.m and __which__. Rik <rik@octave.org> parents: 20884 diff changeset	877 int nargin = argv.numel ();
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	878
20922 49081851fddc Eliminate duplicate input arg checking in which.m and __which__. Rik <rik@octave.org> parents: 20884 diff changeset	879 octave_map m (dim_vector (1, nargin));
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	880
20922 49081851fddc Eliminate duplicate input arg checking in which.m and __which__. Rik <rik@octave.org> parents: 20884 diff changeset	881 Cell names (1, nargin);
49081851fddc Eliminate duplicate input arg checking in which.m and __which__. Rik <rik@octave.org> parents: 20884 diff changeset	882 Cell files (1, nargin);
49081851fddc Eliminate duplicate input arg checking in which.m and __which__. Rik <rik@octave.org> parents: 20884 diff changeset	883 Cell types (1, nargin);
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20714 diff changeset	884
20922 49081851fddc Eliminate duplicate input arg checking in which.m and __which__. Rik <rik@octave.org> parents: 20884 diff changeset	885 for (int i = 0; i < nargin; i++)
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20714 diff changeset	886 {
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20714 diff changeset	887 std::string name = argv[i];
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20714 diff changeset	888
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20714 diff changeset	889 std::string type;
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20714 diff changeset	890
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	891 std::string file = help_sys.which (name, type);
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20714 diff changeset	892
20922 49081851fddc Eliminate duplicate input arg checking in which.m and __which__. Rik <rik@octave.org> parents: 20884 diff changeset	893 names(i) = name;
49081851fddc Eliminate duplicate input arg checking in which.m and __which__. Rik <rik@octave.org> parents: 20884 diff changeset	894 files(i) = file;
49081851fddc Eliminate duplicate input arg checking in which.m and __which__. Rik <rik@octave.org> parents: 20884 diff changeset	895 types(i) = type;
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20714 diff changeset	896 }
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20714 diff changeset	897
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20714 diff changeset	898 m.assign ("name", names);
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20714 diff changeset	899 m.assign ("file", files);
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20714 diff changeset	900 m.assign ("type", types);
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20714 diff changeset	901
20922 49081851fddc Eliminate duplicate input arg checking in which.m and __which__. Rik <rik@octave.org> parents: 20884 diff changeset	902 return ovl (m);
581 bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	903 }
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe] jwe parents: 572 diff changeset	904
8812 7d48766c21a5 use consistent format for doc strings of internal functions John W. Eaton <jwe@octave.org> parents: 8672 diff changeset	905 // Return a cell array of strings containing the names of all
7d48766c21a5 use consistent format for doc strings of internal functions John W. Eaton <jwe@octave.org> parents: 8672 diff changeset	906 // functions available in DIRECTORY. If no directory is given, search
7d48766c21a5 use consistent format for doc strings of internal functions John W. Eaton <jwe@octave.org> parents: 8672 diff changeset	907 // the current path.
7d48766c21a5 use consistent format for doc strings of internal functions John W. Eaton <jwe@octave.org> parents: 8672 diff changeset	908
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	909 DEFMETHOD (__list_functions__, interp, args, ,
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	910 doc: /* -- texinfo --
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	911 @deftypefn {} {@var{retval} =} __list_functions__ ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	912 @deftypefnx {} {@var{retval} =} __list_functions__ (@var{directory})
22337 77c209d63b75 Update __list_functions__ internal function. Rik <rik@octave.org> parents: 22323 diff changeset	913 Return a list of all functions (.m and .oct functions) in the load path.
77c209d63b75 Update __list_functions__ internal function. Rik <rik@octave.org> parents: 22323 diff changeset	914
77c209d63b75 Update __list_functions__ internal function. Rik <rik@octave.org> parents: 22323 diff changeset	915 If the optional argument @var{directory} is given then list only the functions
77c209d63b75 Update __list_functions__ internal function. Rik <rik@octave.org> parents: 22323 diff changeset	916 in that directory.
77c209d63b75 Update __list_functions__ internal function. Rik <rik@octave.org> parents: 22323 diff changeset	917 @seealso{path}
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	918 @end deftypefn */)
8575 f134925a1cfa m-file implementation of help system Soren Hauberg <soren@hauberg.org> parents: 8503 diff changeset	919 {
8863 34a821854961 pkg.m (generate_lookfor_cache): generate a DOC file for each directory Jason Riedy <jason@acm.org> parents: 8861 diff changeset	920 octave_value retval;
5447 051ddd7a6681 [project @ 2005-09-14 05:18:23 by jwe] jwe parents: 5399 diff changeset	921
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	922 octave::load_path& lp = interp.get_load_path ();
23438 d24d01273bd0 eliminate load-path singleton John W. Eaton <jwe@octave.org> parents: 23220 diff changeset	923
22337 77c209d63b75 Update __list_functions__ internal function. Rik <rik@octave.org> parents: 22323 diff changeset	924 if (args.length () == 0)
77c209d63b75 Update __list_functions__ internal function. Rik <rik@octave.org> parents: 22323 diff changeset	925 {
77c209d63b75 Update __list_functions__ internal function. Rik <rik@octave.org> parents: 22323 diff changeset	926 // Get list of all functions
23438 d24d01273bd0 eliminate load-path singleton John W. Eaton <jwe@octave.org> parents: 23220 diff changeset	927 string_vector ffl = lp.fcn_names ();
27016 9b261300a001 move file-scope static autoload map variable and functions to evaluator John W. Eaton <jwe@octave.org> parents: 26679 diff changeset	928 string_vector afl = interp.autoloaded_functions ();
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	929
22337 77c209d63b75 Update __list_functions__ internal function. Rik <rik@octave.org> parents: 22323 diff changeset	930 retval = Cell (ffl.append (afl));
77c209d63b75 Update __list_functions__ internal function. Rik <rik@octave.org> parents: 22323 diff changeset	931 }
20581 fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20232 diff changeset	932 else
5447 051ddd7a6681 [project @ 2005-09-14 05:18:23 by jwe] jwe parents: 5399 diff changeset	933 {
20700 68e3a747ca02 rename octave_value value extractors that accept error message args John W. Eaton <jwe@octave.org> parents: 20678 diff changeset	934 std::string dir = args(0).xstring_value ("__list_functions__: DIRECTORY argument must be a string");
8863 34a821854961 pkg.m (generate_lookfor_cache): generate a DOC file for each directory Jason Riedy <jason@acm.org> parents: 8861 diff changeset	935
23438 d24d01273bd0 eliminate load-path singleton John W. Eaton <jwe@octave.org> parents: 23220 diff changeset	936 string_vector fl = lp.files (dir, true);
19403 03067dab10ca Use stricter input validation when looking for a string as input (bug #42651). Rik <rik@octave.org> parents: 19269 diff changeset	937
22337 77c209d63b75 Update __list_functions__ internal function. Rik <rik@octave.org> parents: 22323 diff changeset	938 // Return a sorted list with unique entries (in case of .m and .oct
77c209d63b75 Update __list_functions__ internal function. Rik <rik@octave.org> parents: 22323 diff changeset	939 // versions of the same function in a given directory, for example).
20581 fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20232 diff changeset	940 fl.sort (true);
8863 34a821854961 pkg.m (generate_lookfor_cache): generate a DOC file for each directory Jason Riedy <jason@acm.org> parents: 8861 diff changeset	941
20581 fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20232 diff changeset	942 retval = Cell (fl);
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	943 }
5447 051ddd7a6681 [project @ 2005-09-14 05:18:23 by jwe] jwe parents: 5399 diff changeset	944
051ddd7a6681 [project @ 2005-09-14 05:18:23 by jwe] jwe parents: 5399 diff changeset	945 return retval;
051ddd7a6681 [project @ 2005-09-14 05:18:23 by jwe] jwe parents: 5399 diff changeset	946 }
051ddd7a6681 [project @ 2005-09-14 05:18:23 by jwe] jwe parents: 5399 diff changeset	947
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	948 DEFMETHOD (built_in_docstrings_file, interp, args, nargout,
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	949 doc: /* -- texinfo --
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	950 @deftypefn {} {@var{val} =} built_in_docstrings_file ()
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	951 @deftypefnx {} {@var{old_val} =} built_in_docstrings_file (@var{new_val})
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	952 @deftypefnx {} {} built_in_docstrings_file (@var{new_val}, "local")
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	953 Query or set the internal variable that specifies the name of the
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	954 file containing docstrings for built-in Octave functions.
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	955
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	956 The default value is
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	957 @file{@var{octave-home}/share/octave/@var{version}/etc/built-in-docstrings},
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	958 in which @var{octave-home} is the root directory of the Octave installation,
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	959 and @var{version} is the Octave version number. The default value may be
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	960 overridden by the environment variable
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	961 @w{@env{OCTAVE_BUILT_IN_DOCSTRINGS_FILE}}, or the command line argument
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	962 @option{--built-in-docstrings-file FNAME}.
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	963
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	964 Note: This variable is only used when Octave is initializing itself.
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	965 Modifying it during a running session of Octave will have no effect.
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	966 @end deftypefn */)
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	967 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	968 octave::help_system& help_sys = interp.get_help_system ();
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	969
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	970 return help_sys.built_in_docstrings_file (args, nargout);
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	971 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	972
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	973 DEFMETHOD (doc_cache_file, interp, args, nargout,
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	974 doc: /* -- texinfo --
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	975 @deftypefn {} {@var{val} =} doc_cache_file ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	976 @deftypefnx {} {@var{old_val} =} doc_cache_file (@var{new_val})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	977 @deftypefnx {} {} doc_cache_file (@var{new_val}, "local")
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	978 Query or set the internal variable that specifies the name of the
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	979 Octave documentation cache file.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	980
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	981 A cache file significantly improves the performance of the @code{lookfor}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	982 command. The default value is
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	983 @file{@var{octave-home}/share/octave/@var{version}/etc/doc-cache},
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	984 in which @var{octave-home} is the root directory of the Octave installation,
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	985 and @var{version} is the Octave version number.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	986 The default value may be overridden by the environment variable
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	987 @w{@env{OCTAVE_DOC_CACHE_FILE}}, or the command line argument
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	988 @option{--doc-cache-file FNAME}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	989
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	990 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: 21921 diff changeset	991 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: 21921 diff changeset	992 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: 21921 diff changeset	993 @seealso{doc_cache_create, lookfor, info_program, doc, help, makeinfo_program}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	994 @seealso{lookfor}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	995 @end deftypefn */)
8861 31f864877246 doc and lookfor fixes John W. Eaton <jwe@octave.org> parents: 8812 diff changeset	996 {
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	997 octave::help_system& help_sys = interp.get_help_system ();
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	998
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	999 return help_sys.doc_cache_file (args, nargout);
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1000 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1001
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1002 DEFMETHOD (info_file, interp, args, nargout,
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1003 doc: /* -- texinfo --
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1004 @deftypefn {} {@var{val} =} info_file ()
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1005 @deftypefnx {} {@var{old_val} =} info_file (@var{new_val})
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1006 @deftypefnx {} {} info_file (@var{new_val}, "local")
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1007 Query or set the internal variable that specifies the name of the
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1008 Octave info file.
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1009
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1010 The default value is
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1011 @file{@var{octave-home}/info/octave.info}, in
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1012 which @var{octave-home} is the root directory of the Octave installation.
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1013 The default value may be overridden by the environment variable
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1014 @w{@env{OCTAVE_INFO_FILE}}, or the command line argument
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1015 @option{--info-file FNAME}.
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1016
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1017 When called from inside a function with the @qcode{"local"} option, the
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1018 variable is changed locally for the function and any subroutines it calls.
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1019 The original variable value is restored when exiting the function.
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1020 @seealso{info_program, doc, help, makeinfo_program}
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1021 @end deftypefn */)
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1022 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1023 octave::help_system& help_sys = interp.get_help_system ();
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1024
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1025 return help_sys.info_file (args, nargout);
8861 31f864877246 doc and lookfor fixes John W. Eaton <jwe@octave.org> parents: 8812 diff changeset	1026 }
31f864877246 doc and lookfor fixes John W. Eaton <jwe@octave.org> parents: 8812 diff changeset	1027
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1028 DEFMETHOD (info_program, interp, args, nargout,
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1029 doc: /* -- texinfo --
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1030 @deftypefn {} {@var{val} =} info_program ()
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1031 @deftypefnx {} {@var{old_val} =} info_program (@var{new_val})
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1032 @deftypefnx {} {} info_program (@var{new_val}, "local")
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1033 Query or set the internal variable that specifies the name of the
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1034 info program to run.
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1035
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1036 The default value is
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1037 @file{@var{octave-home}/libexec/octave/@var{version}/exec/@var{arch}/info}
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1038 in which @var{octave-home} is the root directory of the Octave installation,
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1039 @var{version} is the Octave version number, and @var{arch} is the system
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1040 type (for example, @code{i686-pc-linux-gnu}). The default value may be
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1041 overridden by the environment variable
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1042 @w{@env{OCTAVE_INFO_PROGRAM}}, or the command line argument
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1043 @option{--info-program NAME}.
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1044
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1045 When called from inside a function with the @qcode{"local"} option, the
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1046 variable is changed locally for the function and any subroutines it calls.
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1047 The original variable value is restored when exiting the function.
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1048 @seealso{info_file, doc, help, makeinfo_program}
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1049 @end deftypefn */)
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1050 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1051 octave::help_system& help_sys = interp.get_help_system ();
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1052
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1053 return help_sys.info_program (args, nargout);
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1054 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1055
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1056 DEFMETHOD (makeinfo_program, interp, args, nargout,
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1057 doc: /* -- texinfo --
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1058 @deftypefn {} {@var{val} =} makeinfo_program ()
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1059 @deftypefnx {} {@var{old_val} =} makeinfo_program (@var{new_val})
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1060 @deftypefnx {} {} makeinfo_program (@var{new_val}, "local")
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1061 Query or set the internal variable that specifies the name of the
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1062 program that Octave runs to format help text containing
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1063 Texinfo markup commands.
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1064
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1065 The default value is @code{makeinfo}.
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1066
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1067 When called from inside a function with the @qcode{"local"} option, the
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1068 variable is changed locally for the function and any subroutines it calls.
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1069 The original variable value is restored when exiting the function.
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1070 @seealso{texi_macros_file, info_file, info_program, doc, help}
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1071 @end deftypefn */)
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1072 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1073 octave::help_system& help_sys = interp.get_help_system ();
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1074
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1075 return help_sys.makeinfo_program (args, nargout);
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1076 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1077
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1078 DEFMETHOD (suppress_verbose_help_message, interp, args, nargout,
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1079 doc: /* -- texinfo --
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1080 @deftypefn {} {@var{val} =} suppress_verbose_help_message ()
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1081 @deftypefnx {} {@var{old_val} =} suppress_verbose_help_message (@var{new_val})
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1082 @deftypefnx {} {} suppress_verbose_help_message (@var{new_val}, "local")
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1083 Query or set the internal variable that controls whether Octave
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1084 will add additional help information to the end of the output from
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1085 the @code{help} command and usage messages for built-in commands.
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1086
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1087 When called from inside a function with the @qcode{"local"} option, the
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1088 variable is changed locally for the function and any subroutines it calls.
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1089 The original variable value is restored when exiting the function.
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1090 @end deftypefn */)
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1091 {
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1092 octave::help_system& help_sys = interp.get_help_system ();
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1093
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1094 return help_sys.suppress_verbose_help_message (args, nargout);
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1095 }
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1096
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1097 DEFMETHOD (texi_macros_file, interp, args, nargout,
b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1098 doc: /* -- texinfo --
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	1099 @deftypefn {} {@var{val} =} texi_macros_file ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	1100 @deftypefnx {} {@var{old_val} =} texi_macros_file (@var{new_val})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	1101 @deftypefnx {} {} texi_macros_file (@var{new_val}, "local")
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	1102 Query or set the internal variable that specifies the name of the
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	1103 file containing Texinfo macros that are prepended to documentation strings
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	1104 before they are passed to makeinfo.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	1105
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	1106 The default value is
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	1107 @file{@var{octave-home}/share/octave/@var{version}/etc/macros.texi},
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	1108 in which @var{octave-home} is the root directory of the Octave installation,
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	1109 and @var{version} is the Octave version number.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	1110 The default value may be overridden by the environment variable
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	1111 @w{@env{OCTAVE_TEXI_MACROS_FILE}}, or the command line argument
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	1112 @option{--texi-macros-file FNAME}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	1113
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	1114 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: 21921 diff changeset	1115 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: 21921 diff changeset	1116 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: 21921 diff changeset	1117 @seealso{makeinfo_program}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	1118 @end deftypefn */)
14614 4e9dc46d4125 handle texinfo macros consistently in help system and manual John W. Eaton <jwe@octave.org> parents: 14360 diff changeset	1119 {
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1120 octave::help_system& help_sys = interp.get_help_system ();
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	1121
23721 b2d55b52ee51 new class to manage help system and associated variables John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	1122 return help_sys.texi_macros_file (args, nargout);
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5780 diff changeset	1123 }

Mercurial > octave

annotate libinterp/corefcn/help.cc @ 27919:1891570abac8