xref: /csrg-svn/lib/libc/string/rindex.c (revision 55872)
11978Swnj /*
234618Sbostic  * Copyright (c) 1988 Regents of the University of California.
334618Sbostic  * All rights reserved.
434618Sbostic  *
542635Sbostic  * %sccs.include.redist.c%
622103Smckusick  */
71978Swnj 
834618Sbostic #if defined(LIBC_SCCS) && !defined(lint)
9*55872Sbostic static char sccsid[] = "@(#)rindex.c	5.10 (Berkeley) 08/07/92";
1034618Sbostic #endif /* LIBC_SCCS and not lint */
111978Swnj 
1242148Sbostic #include <stddef.h>
1342181Sbostic #include <string.h>
1434618Sbostic 
151978Swnj char *
1643489Sbostic #ifdef STRRCHR
1743489Sbostic strrchr(p, ch)
1843489Sbostic #else
1934618Sbostic rindex(p, ch)
2043489Sbostic #endif
21*55872Sbostic 	register const char *p;
22*55872Sbostic 	register int ch;
231978Swnj {
2434618Sbostic 	register char *save;
251978Swnj 
2634618Sbostic 	for (save = NULL;; ++p) {
2734618Sbostic 		if (*p == ch)
2846613Sbostic 			save = (char *)p;
2934618Sbostic 		if (!*p)
3034618Sbostic 			return(save);
3134618Sbostic 	}
3234618Sbostic 	/* NOTREACHED */
331978Swnj }
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