ft_strcmp.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_strcmp.c                                        :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: yabtaour <[email protected]>          +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2022/07/26 18:12:27 by yabtaour          #+#    #+#             */
/*   Updated: 2022/07/26 18:12:41 by yabtaour         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "../minishell.h"

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

	i = 0;
	while (s1 [i] != '\0' && s2 [i] != '\0' && s1[i] == s2[i])
		i++;
	if (s1 == s2)
		j = 0;
	else
		j = s1 [i] - s2 [i];
	return (j);
}

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

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