push_swap/libft/ft_strncmp.c
Etienne Rey-bethbeder e35b9d3e9e Add libft
2022-12-08 18:06:06 +01:00

34 lines
1.2 KiB
C

/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_strncmp.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: erey-bet <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/07/18 19:09:01 by erey-bet #+# #+# */
/* Updated: 2022/10/05 15:04:46 by erey-bet ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
int ft_strncmp(const char *s1, const char *s2, size_t n)
{
size_t i;
unsigned char *tmp_s1;
unsigned char *tmp_s2;
if (n <= 0)
return (0);
tmp_s1 = (unsigned char *)s1;
tmp_s2 = (unsigned char *)s2;
i = 1;
while (*tmp_s1 == *tmp_s2 && (*tmp_s1 != '\0' && *tmp_s2 != '\0') && i < n)
{
tmp_s1++;
tmp_s2++;
i++;
}
return (*tmp_s1 - *tmp_s2);
}