ft_strncmp.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_strncmp.c                                       :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: ngouy <ngouy@student.42.fr>                +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2014/11/03 12:10:13 by ngouy             #+#    #+#             */
/*   Updated: 2015/11/04 17:10:45 by ngouy            ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

/*
** Return 0 if s1 n first bytes are equals to  s2 n first bytes,
** something else either.
** See ft_strcmp for more details of the returned value if not equals.
*/

#include "libft.h"

int					ft_strncmp(const char *s1, const char *s2, size_t n)
{
	unsigned int	i;

	i = 0;
	while (s1[i] == s2[i] && s1[i] && i < n)
		i++;
	if (i == n)
		return (0);
	return ((unsigned char)s1[i] - (unsigned char)s2[i]);
}