ft_strnequ.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   strnequ.c                                          :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: dskrypny <marvin@42.fr>                    +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2017/11/11 21:58:34 by dskrypny          #+#    #+#             */
/*   Updated: 2017/11/18 14:32:17 by dskrypny         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"

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

	if (s1 == NULL || s2 == NULL)
	{
		if (s1 == NULL && s2 == NULL)
			return (1);
		return (0);
	}
	i = 0;
	while (s1[i] && s2[i] == s1[i] && i < n)
		i++;
	return ((unsigned char)s1[i] - (unsigned char)s2[i] == 0 ? 1 : 0);
}