1 /* $NetBSD: strpbrk.c,v 1.1.1.2 2012/09/09 16:07:42 christos Exp $ */
2
3 #if defined(LIBC_SCCS) && !defined(lint)
4 static const char sccsid[] = "@(#)strpbrk.c 8.1 (Berkeley) 6/4/93";
5 static const char rcsid[] = "Id: strpbrk.c,v 1.2 2005/04/27 04:56:12 sra Exp ";
6 #endif /* LIBC_SCCS and not lint */
7
8 /*
9 * Copyright (c) 1985, 1993
10 * The Regents of the University of California. All rights reserved.
11 *
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
14 * are met:
15 * 1. Redistributions of source code must retain the above copyright
16 * notice, this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright
18 * notice, this list of conditions and the following disclaimer in the
19 * documentation and/or other materials provided with the distribution.
20 * 3. All advertising materials mentioning features or use of this software
21 * must display the following acknowledgement:
22 * This product includes software developed by the University of
23 * California, Berkeley and its contributors.
24 * 4. Neither the name of the University nor the names of its contributors
25 * may be used to endorse or promote products derived from this software
26 * without specific prior written permission.
27 *
28 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
29 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
30 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
31 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
32 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
33 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
34 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
35 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
36 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
37 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
38 * SUCH DAMAGE.
39 */
40
41 #include "port_before.h"
42
43 #include <sys/param.h>
44 #include <sys/cdefs.h>
45
46 #include <string.h>
47
48 #include "port_after.h"
49
50 #ifndef NEED_STRPBRK
51 int __strpbrk_unneeded__;
52 #else
53
54 /*%
55 * Find the first occurrence in s1 of a character in s2 (excluding NUL).
56 */
57 char *
strpbrk(const char * s1,const char * s2)58 strpbrk(const char *s1, const char *s2) {
59 const char *scanp;
60 int c, sc;
61
62 while ((c = *s1++) != 0) {
63 for (scanp = s2; (sc = *scanp++) != 0;)
64 if (sc == c)
65 return ((char *)(s1 - 1));
66 }
67 return (NULL);
68 }
69
70 #endif /*NEED_STRPBRK*/
71
72 /*! \file */
73