-
Notifications
You must be signed in to change notification settings - Fork 0
/
ft_strcmp.c
32 lines (29 loc) · 1.25 KB
/
ft_strcmp.c
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_strcmp.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: vlytvyne <[email protected]> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2018/10/22 19:59:05 by vlytvyne #+# #+# */
/* Updated: 2018/10/22 20:25:25 by vlytvyne ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
int ft_strcmp(const char *s1, const char *s2)
{
unsigned char *uns_s1;
unsigned char *uns_s2;
uns_s1 = (unsigned char*)s1;
uns_s2 = (unsigned char*)s2;
if (s1 == NULL || s2 == NULL)
return (0);
while (*uns_s1 && *uns_s2)
{
if (*uns_s1 - *uns_s2 != 0)
return (*uns_s1 - *uns_s2);
uns_s1++;
uns_s2++;
}
return ((unsigned char)*uns_s1 - *uns_s2);
}