xref: /titanic_41/usr/src/lib/libc/port/gen/strpbrk.c (revision e4f5a11d4a234623168c1558fcdf4341e11769e1)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 
22 /*
23  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 /*	Copyright (c) 1988 AT&T	*/
28 /*	  All Rights Reserved  	*/
29 
30 #pragma ident	"%Z%%M%	%I%	%E% SMI"
31 
32 #include "lint.h"
33 #include <string.h>
34 #include <stddef.h>
35 #include <sys/types.h>
36 
37 /*
38  * Return ptr to first occurrence of any character from `brkset'
39  * in the character string `string'; NULL if none exists.
40  */
41 char *
42 strpbrk(const char *string, const char *brkset)
43 {
44 	const char *p;
45 
46 	do {
47 		for (p = brkset; *p != '\0' && *p != *string; ++p)
48 			;
49 		if (*p != '\0')
50 			return ((char *)string);
51 	} while (*string++);
52 
53 	return (NULL);
54 }
55