LIBFT/ft_strncmp.c at master · florianejojo/LIBFT · GitHub

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/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_strncmp.c                                       :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: flolefeb <marvin@42.fr>                    +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2019/11/08 16:14:33 by flolefeb          #+#    #+#             */
/*   Updated: 2019/11/26 14:44:19 by flolefeb         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"

int	ft_strncmp(const char *s1, const char *s2, size_t n)
{
	size_t			i;
	unsigned char	*s11;
	unsigned char	*s22;

	i = 0;
	s11 = (unsigned char *)s1;
	s22 = (unsigned char *)s2;
	if (n == 0)
		return (0);
	while ((s11[i] || s22[i]) && i < n)
	{
		if (s11[i] != s22[i])
			return (s11[i] - s22[i]);
		i++;
	}
	return (0);
}