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