Mercurial > hg > octave-nkf

annotate scripts/miscellaneous/news.m @ 14300:d1c45dd1a038 gui

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Readded .hgsub.
author Jacob Dawid <jacob.dawid@googlemail.com>
date Tue, 31 Jan 2012 21:32:43 +0100
parents 3e94663fc3e9
children f3d52523cde1
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
14138
72c96de7a403 maint: update copyright notices for 2012
John W. Eaton <jwe@octave.org>
parents: 13865
diff changeset
1 ## Copyright (C) 2007-2012 John W. Eaton
6252
738c97e101eb [project @ 2007-01-24 19:58:46 by jwe]
jwe
parents:
diff changeset
2 ##
738c97e101eb [project @ 2007-01-24 19:58:46 by jwe]
jwe
parents:
diff changeset
3 ## This file is part of Octave.
738c97e101eb [project @ 2007-01-24 19:58:46 by jwe]
jwe
parents:
diff changeset
4 ##
738c97e101eb [project @ 2007-01-24 19:58:46 by jwe]
jwe
parents:
diff changeset
5 ## Octave is free software; you can redistribute it and/or modify it
738c97e101eb [project @ 2007-01-24 19:58:46 by jwe]
jwe
parents:
diff changeset
6 ## under the terms of the GNU General Public License as published by
7016
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe]
jwe
parents: 6252
diff changeset
7 ## the Free Software Foundation; either version 3 of the License, or (at
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe]
jwe
parents: 6252
diff changeset
8 ## your option) any later version.
6252
738c97e101eb [project @ 2007-01-24 19:58:46 by jwe]
jwe
parents:
diff changeset
9 ##
738c97e101eb [project @ 2007-01-24 19:58:46 by jwe]
jwe
parents:
diff changeset
10 ## Octave is distributed in the hope that it will be useful, but
738c97e101eb [project @ 2007-01-24 19:58:46 by jwe]
jwe
parents:
diff changeset
11 ## WITHOUT ANY WARRANTY; without even the implied warranty of
738c97e101eb [project @ 2007-01-24 19:58:46 by jwe]
jwe
parents:
diff changeset
12 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
738c97e101eb [project @ 2007-01-24 19:58:46 by jwe]
jwe
parents:
diff changeset
13 ## General Public License for more details.
738c97e101eb [project @ 2007-01-24 19:58:46 by jwe]
jwe
parents:
diff changeset
14 ##
738c97e101eb [project @ 2007-01-24 19:58:46 by jwe]
jwe
parents:
diff changeset
15 ## 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: 6252
diff changeset
16 ## along with Octave; see the file COPYING. If not, see
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe]
jwe
parents: 6252
diff changeset
17 ## <http://www.gnu.org/licenses/>.
6252
738c97e101eb [project @ 2007-01-24 19:58:46 by jwe]
jwe
parents:
diff changeset
18
738c97e101eb [project @ 2007-01-24 19:58:46 by jwe]
jwe
parents:
diff changeset
19 ## -*- texinfo -*-
14232
3e94663fc3e9 news.m: Revamp implementation of function.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
20 ## @deftypefn {Function File} {} news
3e94663fc3e9 news.m: Revamp implementation of function.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
21 ## @deftypefnx {Function File} {} news (@var{package})
3e94663fc3e9 news.m: Revamp implementation of function.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
22 ## Display the current NEWS file for Octave or an installed package.
13863
b81e0b3fedab news: support to read news of installed packages
Carnë Draug <carandraug+dev@gmail.com>
parents: 12844
diff changeset
23 ##
14232
3e94663fc3e9 news.m: Revamp implementation of function.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
24 ## When called without an argument, display the NEWS file for Octave.
3e94663fc3e9 news.m: Revamp implementation of function.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
25 ## When given a package name @var{package}, display the current NEWS file for
3e94663fc3e9 news.m: Revamp implementation of function.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
26 ## that package.
6252
738c97e101eb [project @ 2007-01-24 19:58:46 by jwe]
jwe
parents:
diff changeset
27 ## @end deftypefn
738c97e101eb [project @ 2007-01-24 19:58:46 by jwe]
jwe
parents:
diff changeset
28
13865
5d928d37f159 news: fixing bug when package is not specified and core NEWS file can't be found
Carnë Draug <carandraug+dev@gmail.com>
parents: 13864
diff changeset
29 function news (package = "octave")
13863
b81e0b3fedab news: support to read news of installed packages
Carnë Draug <carandraug+dev@gmail.com>
parents: 12844
diff changeset
30
14232
3e94663fc3e9 news.m: Revamp implementation of function.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
31 if (nargin > 1)
3e94663fc3e9 news.m: Revamp implementation of function.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
32 print_usage ();
3e94663fc3e9 news.m: Revamp implementation of function.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
33 elseif (! ischar (package))
3e94663fc3e9 news.m: Revamp implementation of function.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
34 error ("news: PACKAGE must be a string");
3e94663fc3e9 news.m: Revamp implementation of function.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
35 endif
3e94663fc3e9 news.m: Revamp implementation of function.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
36
3e94663fc3e9 news.m: Revamp implementation of function.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
37 if (strcmpi (package, "octave"))
13863
b81e0b3fedab news: support to read news of installed packages
Carnë Draug <carandraug+dev@gmail.com>
parents: 12844
diff changeset
38 octetcdir = octave_config_info ("octetcdir");
13865
5d928d37f159 news: fixing bug when package is not specified and core NEWS file can't be found
Carnë Draug <carandraug+dev@gmail.com>
parents: 13864
diff changeset
39 newsfile = fullfile (octetcdir, "NEWS");
14232
3e94663fc3e9 news.m: Revamp implementation of function.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
40 else
13863
b81e0b3fedab news: support to read news of installed packages
Carnë Draug <carandraug+dev@gmail.com>
parents: 12844
diff changeset
41 installed = pkg ("list");
b81e0b3fedab news: support to read news of installed packages
Carnë Draug <carandraug+dev@gmail.com>
parents: 12844
diff changeset
42 names = cellfun (@(x) x.name, installed, "UniformOutput", false);
b81e0b3fedab news: support to read news of installed packages
Carnë Draug <carandraug+dev@gmail.com>
parents: 12844
diff changeset
43 ## we are nice and let the user use any case on the package name
b81e0b3fedab news: support to read news of installed packages
Carnë Draug <carandraug+dev@gmail.com>
parents: 12844
diff changeset
44 pos = strcmpi (names, package);
b81e0b3fedab news: support to read news of installed packages
Carnë Draug <carandraug+dev@gmail.com>
parents: 12844
diff changeset
45 if (!any (pos))
b81e0b3fedab news: support to read news of installed packages
Carnë Draug <carandraug+dev@gmail.com>
parents: 12844
diff changeset
46 error ("Package '%s' is not installed.", package);
b81e0b3fedab news: support to read news of installed packages
Carnë Draug <carandraug+dev@gmail.com>
parents: 12844
diff changeset
47 endif
13864
a03e96aa4977 NEWS file of packages now expected to be in the package root. Also support ONEWS file as per GNU the standards. Updated manual accordingly.
Carnë Draug <carandraug+dev@gmail.com>
parents: 13863
diff changeset
48 newsfile = fullfile (installed{pos}.dir, "packinfo", "NEWS");
13863
b81e0b3fedab news: support to read news of installed packages
Carnë Draug <carandraug+dev@gmail.com>
parents: 12844
diff changeset
49 endif
6252
738c97e101eb [project @ 2007-01-24 19:58:46 by jwe]
jwe
parents:
diff changeset
50
14232
3e94663fc3e9 news.m: Revamp implementation of function.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
51 if (! exist (newsfile, "file"))
13865
5d928d37f159 news: fixing bug when package is not specified and core NEWS file can't be found
Carnë Draug <carandraug+dev@gmail.com>
parents: 13864
diff changeset
52 if (strcmpi (package, "octave"))
5d928d37f159 news: fixing bug when package is not specified and core NEWS file can't be found
Carnë Draug <carandraug+dev@gmail.com>
parents: 13864
diff changeset
53 error ("news: unable to locate NEWS file");
5d928d37f159 news: fixing bug when package is not specified and core NEWS file can't be found
Carnë Draug <carandraug+dev@gmail.com>
parents: 13864
diff changeset
54 else
14232
3e94663fc3e9 news.m: Revamp implementation of function.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
55 error ("news: unable to locate NEWS file for package %s", package);
13863
b81e0b3fedab news: support to read news of installed packages
Carnë Draug <carandraug+dev@gmail.com>
parents: 12844
diff changeset
56 endif
6252
738c97e101eb [project @ 2007-01-24 19:58:46 by jwe]
jwe
parents:
diff changeset
57 endif
738c97e101eb [project @ 2007-01-24 19:58:46 by jwe]
jwe
parents:
diff changeset
58
14232
3e94663fc3e9 news.m: Revamp implementation of function.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
59 fid = fopen (newsfile, "r");
3e94663fc3e9 news.m: Revamp implementation of function.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
60 while (ischar (line = fgets (fid)))
3e94663fc3e9 news.m: Revamp implementation of function.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
61 puts (line);
3e94663fc3e9 news.m: Revamp implementation of function.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
62 endwhile
3e94663fc3e9 news.m: Revamp implementation of function.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
63 fclose (fid);
3e94663fc3e9 news.m: Revamp implementation of function.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
64
6252
738c97e101eb [project @ 2007-01-24 19:58:46 by jwe]
jwe
parents:
diff changeset
65 endfunction
12844
e51ad94535b9 codesprint: Remove news.m from test statistics.
Rik <octave@nomad.inbox5.com>
parents: 11523
diff changeset
66
14232
3e94663fc3e9 news.m: Revamp implementation of function.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
67
3e94663fc3e9 news.m: Revamp implementation of function.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
68 %!error news (1, 2)
3e94663fc3e9 news.m: Revamp implementation of function.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
69 %!error <PACKAGE must be a string> news (1)
3e94663fc3e9 news.m: Revamp implementation of function.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
70 %!error <Package .* is not installed> news ("__NOT_A_VALID_PKG_NAME__")