Ultrix-3.1/src/libc/gen/rindex.c

Compare this file to the similar file:
Show the results in this format:


/**********************************************************************
 *   Copyright (c) Digital Equipment Corporation 1984, 1985, 1986.    *
 *   All Rights Reserved. 					      *
 *   Reference "/usr/src/COPYRIGHT" for applicable restrictions.      *
 **********************************************************************/

/*
 * SCCSID: @(#)rindex.c	3.0	4/22/86
 */
/*
 * Return the ptr in sp at which the character c last
 * appears; NULL if not found
*/

#define NULL 0

char *
rindex(sp, c)
register char *sp, c;
{
	register char *r;

	r = NULL;
	do {
		if (*sp == c)
			r = sp;
	} while (*sp++);
	return(r);
}