usr/klibc/memrchr.c

/*
 * memrchr.c
 */

#include <stddef.h>
#include <string.h>

void *memrchr(const void *s, int c, size_t n)
{
	const unsigned char *sp = (const unsigned char *)s + n - 1;

	while (n--) {
		if (*sp == (unsigned char)c)
			return (void *)sp;
		sp--;
	}

	return NULL;
}
1	niro	532	/*
2			* memrchr.c
3			*/
4
5			#include <stddef.h>
6			#include <string.h>
7
8			void memrchr(const void s, int c, size_t n)
9			{
10			const unsigned char sp = (const unsigned char )s + n - 1;
11
12			while (n--) {
13			if (*sp == (unsigned char)c)
14			return (void *)sp;
15			sp--;
16			}
17
18			return NULL;
19			}