jehanne/sys/src/lib/jehanne/port/strrchr.c

25 lines
625 B
C

/*
* This file is part of the UCB release of Plan 9. It is subject to the license
* terms in the LICENSE file found in the top-level directory of this
* distribution and at http://akaros.cs.berkeley.edu/files/Plan9License. No
* part of the UCB release of Plan 9, including this file, may be copied,
* modified, propagated, or distributed except according to the terms contained
* in the LICENSE file.
*/
#include <u.h>
#include <libc.h>
char*
jehanne_strrchr(const char *s, int c)
{
const char *r;
if(c == 0)
return jehanne_strchr(s, 0);
r = 0;
while(s = jehanne_strchr(s, c))
r = s++;
return (char *)r;
}