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- /*
- * strchr.c --
- *
- * Source code for the "strchr" library routine.
- *
- * Copyright 1988 Regents of the University of California
- * Permission to use, copy, modify, and distribute this
- * software and its documentation for any purpose and without
- * fee is hereby granted, provided that the above copyright
- * notice appear in all copies. The University of California
- * makes no representations about the suitability of this
- * software for any purpose. It is provided "as is" without
- * express or implied warranty.
- */
-
- #ifndef lint
- static char rcsid[] = "$Header: /sprite/src/lib/c/string/RCS/strchr.c,v 1.2 89/03/22 16:06:40 rab Exp $ SPRITE (Berkeley)";
- #endif /* not lint */
-
- #include <string.h>
-
- /*
- *----------------------------------------------------------------------
- *
- * strchr --
- *
- * Locate the first appearance of a character in a string.
- *
- * Results:
- * The return value is the address of the first appearance
- * in string of c. If c doesn't appear in string then 0
- * is returned.
- *
- * Side effects:
- * None.
- *
- *----------------------------------------------------------------------
- */
-
- char *
- strchr(string, c)
- register char *string; /* String to search. */
- register char c; /* Desired character. */
- {
- while (1) {
- if (*string == c) {
- return string;
- }
- if (*string++ == 0) {
- return (char *) 0;
- }
- }
- }
-