ft_strncmp.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_strncmp.c                                       :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: tbrebion <tbrebion@student.42.fr>          +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2021/11/24 11:08:09 by tbrebion          #+#    #+#             */
/*   Updated: 2021/12/02 15:17:45 by tbrebion         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"

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