libft/ft_strncmp.c
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_strncmp.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: jlasne <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2016/11/03 14:14:54 by jlasne #+# #+# */
/* Updated: 2016/11/03 14:15:04 by jlasne ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
int ft_strncmp(const char *s1, const char *s2, size_t n)
{
size_t i;
unsigned char *c_s1;
unsigned char *c_s2;
i = 0;
c_s1 = (unsigned char *)s1;
c_s2 = (unsigned char *)s2;
while (c_s1[i] != '\0' && c_s2[i] != '\0' && c_s1[i] == c_s2[i] && i < n)
i++;
if (i == n)
return (0);
return (c_s1[i] - c_s2[i]);
}