/* * Copyright (c) 1988 Regents of the University of California. * All rights reserved. * * Redistribution and use in source and binary forms are permitted * provided that this notice is preserved and that due credit is given * to the University of California at Berkeley. The name of the University * may not be used to endorse or promote products derived from this * software without specific written prior permission. This software * is provided ``as is'' without express or implied warranty. */ #if defined(LIBC_SCCS) && !defined(lint) static char sccsid[] = "@(#)index.c 5.3 (Berkeley) 06/02/88"; #endif /* LIBC_SCCS and not lint */ #include char * index(p, ch) register char *p, ch; { for (;; ++p) { if (*p == ch) return(p); if (!*p) return((char *)NULL); } /* NOTREACHED */ }