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ft_strncmp.c
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ft_strncmp.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_strncmp.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: smizuoch <[email protected]> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2023/05/18 13:31:19 by smizuoch #+# #+# */
/* Updated: 2023/06/04 13:47:51 by smizuoch ### ########.fr */
/* */
/* ************************************************************************** */
#include"libft.h"
int ft_strncmp(const char *s1, const char *s2, size_t n)
{
int res;
unsigned char *cast_s1;
unsigned char *cast_s2;
cast_s1 = (unsigned char *)s1;
cast_s2 = (unsigned char *)s2;
if (n == 0)
return (0);
while (n != 0)
{
res = *cast_s1 - *cast_s2;
if (res != 0)
return (res);
if (!*cast_s1)
return (0);
cast_s1++;
cast_s2++;
n --;
}
return (res);
}