annotate lib/mbslen.c @ 14079:97fc9a21a8fb

maint: update almost all copyright ranges to include 2011 Run the new "make update-copyright" rule.
author Jim Meyering <meyering@redhat.com>
date Sat, 01 Jan 2011 20:17:23 +0100
parents c2cbabec01dd
children 8250f2777afc
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
8126
c534d48f4224 New module 'mbslen'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
1 /* Counting the multibyte characters in a string.
14079
97fc9a21a8fb maint: update almost all copyright ranges to include 2011
Jim Meyering <meyering@redhat.com>
parents: 12559
diff changeset
2 Copyright (C) 2007-2011 Free Software Foundation, Inc.
8126
c534d48f4224 New module 'mbslen'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
3 Written by Bruno Haible <bruno@clisp.org>, 2007.
c534d48f4224 New module 'mbslen'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
4
9309
bbbbbf4cd1c5 Change copyright notice from GPLv2+ to GPLv3+.
Bruno Haible <bruno@clisp.org>
parents: 8967
diff changeset
5 This program is free software: you can redistribute it and/or modify
8126
c534d48f4224 New module 'mbslen'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
6 it under the terms of the GNU General Public License as published by
9309
bbbbbf4cd1c5 Change copyright notice from GPLv2+ to GPLv3+.
Bruno Haible <bruno@clisp.org>
parents: 8967
diff changeset
7 the Free Software Foundation; either version 3 of the License, or
bbbbbf4cd1c5 Change copyright notice from GPLv2+ to GPLv3+.
Bruno Haible <bruno@clisp.org>
parents: 8967
diff changeset
8 (at your option) any later version.
8126
c534d48f4224 New module 'mbslen'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
9
c534d48f4224 New module 'mbslen'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
10 This program is distributed in the hope that it will be useful,
c534d48f4224 New module 'mbslen'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
c534d48f4224 New module 'mbslen'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
c534d48f4224 New module 'mbslen'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
13 GNU General Public License for more details.
c534d48f4224 New module 'mbslen'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
14
c534d48f4224 New module 'mbslen'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
15 You should have received a copy of the GNU General Public License
9309
bbbbbf4cd1c5 Change copyright notice from GPLv2+ to GPLv3+.
Bruno Haible <bruno@clisp.org>
parents: 8967
diff changeset
16 along with this program. If not, see <http://www.gnu.org/licenses/>. */
8126
c534d48f4224 New module 'mbslen'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
17
c534d48f4224 New module 'mbslen'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
18 #include <config.h>
c534d48f4224 New module 'mbslen'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
19
c534d48f4224 New module 'mbslen'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
20 /* Specification. */
c534d48f4224 New module 'mbslen'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
21 #include <string.h>
c534d48f4224 New module 'mbslen'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
22
8967
5963f8c7f555 Include <stdlib.h>.
Bruno Haible <bruno@clisp.org>
parents: 8126
diff changeset
23 #include <stdlib.h>
5963f8c7f555 Include <stdlib.h>.
Bruno Haible <bruno@clisp.org>
parents: 8126
diff changeset
24
10954
a0bbe1a6f787 Remove HAVE_MBRTOWC conditionals. Use mbrtowc unconditionally.
Bruno Haible <bruno@clisp.org>
parents: 9309
diff changeset
25 #include "mbuiter.h"
8126
c534d48f4224 New module 'mbslen'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
26
c534d48f4224 New module 'mbslen'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
27 /* Return the number of multibyte characters in the character string STRING. */
c534d48f4224 New module 'mbslen'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
28 size_t
c534d48f4224 New module 'mbslen'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
29 mbslen (const char *string)
c534d48f4224 New module 'mbslen'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
30 {
c534d48f4224 New module 'mbslen'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
31 if (MB_CUR_MAX > 1)
c534d48f4224 New module 'mbslen'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
32 {
c534d48f4224 New module 'mbslen'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
33 size_t count;
c534d48f4224 New module 'mbslen'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
34 mbui_iterator_t iter;
c534d48f4224 New module 'mbslen'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
35
c534d48f4224 New module 'mbslen'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
36 count = 0;
c534d48f4224 New module 'mbslen'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
37 for (mbui_init (iter, string); mbui_avail (iter); mbui_advance (iter))
12421
e8d2c6fc33ad Use spaces for indentation, not tabs.
Bruno Haible <bruno@clisp.org>
parents: 10954
diff changeset
38 count++;
8126
c534d48f4224 New module 'mbslen'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
39
c534d48f4224 New module 'mbslen'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
40 return count;
c534d48f4224 New module 'mbslen'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
41 }
c534d48f4224 New module 'mbslen'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
42 else
c534d48f4224 New module 'mbslen'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
43 return strlen (string);
c534d48f4224 New module 'mbslen'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
44 }