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 * 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