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ft_strncmp.c
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ft_strncmp.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_strncmp.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: malexand <malexand@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2016/06/26 17:33:25 by root #+# #+# */
/* Updated: 2017/02/16 17:33:38 by malexand ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
int ft_strncmp(const char *s1, const char *s2, size_t num)
{
size_t count;
count = 0;
if (num == 0)
return (0);
while ((unsigned char)s1[count] == (unsigned char)s2[count] &&
(unsigned char)s1[count] != '\0' &&
(unsigned char)s2[count] != '\0' && num > count)
count++;
if (((unsigned char)s1[count] == '\0' || (unsigned char)s2[count] == '\0')
&& count == num)
return (0);
if ((unsigned char)s1[count - 1] == (unsigned char)s2[count - 1] &&
count == num)
return (0);
return ((unsigned char)s1[count] - (unsigned char)s2[count]);
}