ft_strncmp.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_strncmp.c                                       :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: gwasserf <marvin@42.fr>                    +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2019/05/20 18:40:05 by gwasserf          #+#    #+#             */
/*   Updated: 2019/06/06 16:03:25 by gwasserf         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include <string.h>

int	ft_strncmp(const char *s1, const char *s2, size_t n)
{
	if (!n)
		return (0);
	while (--n)
	{
		if (*s1 != *s2 || !*s1)
			break ;
		s1++;
		s2++;
	}
	if ((unsigned char)*s1 > (unsigned char)*s2)
		return (1);
	if ((unsigned char)*s1 < (unsigned char)*s2)
		return (-1);
	return (0);
}