42_libft/ft_strncmp.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_strncmp.c                                       :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2022/09/27 08:30:26 by cchauvet          #+#    #+#             */
/*   Updated: 2022/09/28 17:29:56 by cchauvet         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"

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

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