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- /*
- * Copyright (c) 1988 Regents of the University of California.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms are permitted
- * provided that the above copyright notice and this paragraph are
- * duplicated in all such forms and that any documentation,
- * advertising materials, and other materials related to such
- * distribution and use acknowledge that the software was developed
- * by the University of California, Berkeley. The name of the
- * University may not be used to endorse or promote products derived
- * from this software without specific prior written permission.
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
- * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
- */
-
- #if defined(LIBC_SCCS) && !defined(lint)
- static char sccsid[] = "@(#)strpbrk.c based on 5.5 (Berkeley) 7/14/88";
- #endif /* LIBC_SCCS and not lint */
-
- #include <sys/param.h>
-
- #ifndef UCHAR_MAX
- #define UCHAR_MAX 0xff
- #endif
-
- char *
- strpbrk(str, chars)
- register char *str, *chars;
- {
- static u_char charmap[UCHAR_MAX];
- register int ch;
- register char *p;
-
- for (p = chars; ch = *p++;)
- charmap[ch] = 1;
- p = NULL;
- for (; ch = *str; ++str)
- if (charmap[ch]) {
- p = str;
- break;
- }
- while (ch = *chars++)
- charmap[ch] = 0;
- return(p);
- }
-