libft/ft_strncmp.c
2018-04-08 14:08:25 +02:00

32 lines
1.2 KiB
C

/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_strncmp.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: tmaze <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2018/04/05 13:04:21 by tmaze #+# #+# */
/* Updated: 2018/04/08 14:05:37 by tmaze ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
int ft_strncmp(const char *s1, const char *s2, size_t n)
{
int i;
int diff;
i = 1;
diff = 0;
if (n > 0)
diff = (unsigned char)s1[0] - (unsigned char)s2[0];
while ((unsigned int)i < n && diff == 0 && (unsigned char)s1[i - 1] &&\
(unsigned char)s2[i - 1])
{
diff = (unsigned char)s1[i] - (unsigned char)s2[i];
i++;
}
return (diff);
}