annotate lib/strcspn.c @ 15033:7539219da429

mbsrtowcs: Move AC_LIBOBJ invocations to module description. * m4/mbsrtowcs.m4 (gl_FUNC_MBSRTOWCS): Move AC_LIBOBJ and gl_PREREQ_MBSRTOWCS invocations from here... * modules/mbsrtowcs (configure.ac): ... to here.
author Bruno Haible <bruno@clisp.org>
date Sat, 21 May 2011 14:24:51 +0200
parents 97fc9a21a8fb
children 8250f2777afc
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 /* Copyright (C) 1991, 1994, 1996-1997, 2002-2003, 2005-2006, 2009-2011 Free
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2 * Software Foundation, Inc.
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3
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4 NOTE: The canonical source of this file is maintained with the GNU C Library.
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5 Bugs can be reported to bug-glibc@gnu.org.
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6
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7 This program is free software: you can redistribute it and/or modify it
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8 under the terms of the GNU General Public License as published by the
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9 Free Software Foundation; either version 3 of the License, or any
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10 later version.
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11
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12 This program is distributed in the hope that it will be useful,
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13 but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 GNU General Public License for more details.
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16
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17 You should have received a copy of the GNU General Public License
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18 along with this program. If not, see <http://www.gnu.org/licenses/>. */
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19
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20 #include <config.h>
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21
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22 #include <stddef.h>
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23 #include <string.h>
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24
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25 #undef strcspn
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26
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27 /* Return the length of the maximum initial segment of S
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28 which contains no characters from REJECT. */
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29 size_t
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30 strcspn (const char *s, const char *reject)
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31 {
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32 size_t count = 0;
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33
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34 while (*s != '\0')
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35 if (strchr (reject, *s++) == NULL)
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36 ++count;
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37 else
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38 return count;
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39
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40 return count;
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41 }