124191Skre /* 224191Skre * Copyright (c) 1985 Regents of the University of California. 334479Sbostic * All rights reserved. 434479Sbostic * 534479Sbostic * Redistribution and use in source and binary forms are permitted 634831Sbostic * provided that the above copyright notice and this paragraph are 734831Sbostic * duplicated in all such forms and that any documentation, 834831Sbostic * advertising materials, and other materials related to such 934831Sbostic * distribution and use acknowledge that the software was developed 1034831Sbostic * by the University of California, Berkeley. The name of the 1134831Sbostic * University may not be used to endorse or promote products derived 1234831Sbostic * from this software without specific prior written permission. 1334831Sbostic * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR 1434831Sbostic * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED 1534831Sbostic * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. 1624191Skre */ 1724191Skre 1826535Sdonn #if defined(LIBC_SCCS) && !defined(lint) 19*42169Sbostic static char sccsid[] = "@(#)strpbrk.c 5.6 (Berkeley) 05/17/90"; 2034479Sbostic #endif /* LIBC_SCCS and not lint */ 2124191Skre 22*42169Sbostic #include <string.h> 23*42169Sbostic #include <sys/stdc.h> 24*42169Sbostic 25*42169Sbostic /* 26*42169Sbostic * Find the first occurrence in s1 of a character in s2 (excluding NUL). 27*42169Sbostic */ 2824191Skre char * 2937776Sbostic strpbrk(s1, s2) 30*42169Sbostic register const char *s1, *s2; 3124191Skre { 32*42169Sbostic register const char *scanp; 3337776Sbostic register int c, sc; 3424191Skre 35*42169Sbostic while ((c = *s1++) != 0) { 36*42169Sbostic for (scanp = s2; (sc = *scanp++) != 0;) 3737776Sbostic if (sc == c) 38*42169Sbostic return ((char *)(s1 - 1)); 39*42169Sbostic } 40*42169Sbostic return (NULL); 4124191Skre } 42