1*8a16b7a1SPedro F. Giffuni /*-
2*8a16b7a1SPedro F. Giffuni * SPDX-License-Identifier: BSD-3-Clause
3*8a16b7a1SPedro F. Giffuni *
458f0484fSRodney W. Grimes * Copyright (c) 1985, 1993
558f0484fSRodney W. Grimes * The Regents of the University of California. All rights reserved.
658f0484fSRodney W. Grimes *
758f0484fSRodney W. Grimes * Redistribution and use in source and binary forms, with or without
858f0484fSRodney W. Grimes * modification, are permitted provided that the following conditions
958f0484fSRodney W. Grimes * are met:
1058f0484fSRodney W. Grimes * 1. Redistributions of source code must retain the above copyright
1158f0484fSRodney W. Grimes * notice, this list of conditions and the following disclaimer.
1258f0484fSRodney W. Grimes * 2. Redistributions in binary form must reproduce the above copyright
1358f0484fSRodney W. Grimes * notice, this list of conditions and the following disclaimer in the
1458f0484fSRodney W. Grimes * documentation and/or other materials provided with the distribution.
153fb3b97cSEd Maste * 3. Neither the name of the University nor the names of its contributors
1658f0484fSRodney W. Grimes * may be used to endorse or promote products derived from this software
1758f0484fSRodney W. Grimes * without specific prior written permission.
1858f0484fSRodney W. Grimes *
1958f0484fSRodney W. Grimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
2058f0484fSRodney W. Grimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
2158f0484fSRodney W. Grimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
2258f0484fSRodney W. Grimes * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
2358f0484fSRodney W. Grimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
2458f0484fSRodney W. Grimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
2558f0484fSRodney W. Grimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
2658f0484fSRodney W. Grimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
2758f0484fSRodney W. Grimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
2858f0484fSRodney W. Grimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
2958f0484fSRodney W. Grimes * SUCH DAMAGE.
3058f0484fSRodney W. Grimes */
3158f0484fSRodney W. Grimes
3258f0484fSRodney W. Grimes #include <string.h>
3358f0484fSRodney W. Grimes
3458f0484fSRodney W. Grimes /*
3558f0484fSRodney W. Grimes * Find the first occurrence in s1 of a character in s2 (excluding NUL).
3658f0484fSRodney W. Grimes */
3758f0484fSRodney W. Grimes char *
strpbrk(const char * s1,const char * s2)38bd604b4bSDaniel Gerzo strpbrk(const char *s1, const char *s2)
3958f0484fSRodney W. Grimes {
408fb3f3f6SDavid E. O'Brien const char *scanp;
418fb3f3f6SDavid E. O'Brien int c, sc;
4258f0484fSRodney W. Grimes
4358f0484fSRodney W. Grimes while ((c = *s1++) != 0) {
44bd604b4bSDaniel Gerzo for (scanp = s2; (sc = *scanp++) != '\0';)
4558f0484fSRodney W. Grimes if (sc == c)
4658f0484fSRodney W. Grimes return ((char *)(s1 - 1));
4758f0484fSRodney W. Grimes }
4858f0484fSRodney W. Grimes return (NULL);
4958f0484fSRodney W. Grimes }
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