ft_strcmp.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_strcmp.c                                        :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: obouizi <marvin@42.fr>                     +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2025/03/02 15:22:11 by obouizi           #+#    #+#             */
/*   Updated: 2025/03/02 15:22:19 by obouizi          ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"

int	ft_strcmp(const char *s1, const char *s2)
{
	int	i;

	if (s1 == NULL && s2 == NULL)
		return (0);
	if (s1 == NULL)
		return (-1);
	if (s2 == NULL)
		return (1);
	i = 0;
	while (s1[i] != '\0' && s2[i] != '\0' && s1[i] == s2[i])
		i++;
	return ((unsigned char)s1[i] - (unsigned char)s2[i]);
}