ft_strncmp.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_strncmp.c                                       :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: mel-mouh <mel-mouh@student.42.fr>          +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2024/10/27 16:57:43 by mel-mouh          #+#    #+#             */
/*   Updated: 2024/12/24 17:50:26 by mel-mouh         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"

int	ft_strncmp(const char *str1, const char *str2, size_t n)
{
	size_t			i;
	unsigned char	*s1;
	unsigned char	*s2;

	if (!str1 || !str2)
		return (0);
	i = 0;
	s1 = (unsigned char *)str1;
	s2 = (unsigned char *)str2;
	while (i < n)
	{
		if (s1[i] != s2[i])
			return (s1[i] - s2[i]);
		if (s1[i] == '\0')
			return (0);
		i++;
	}
	return (0);
}