ft_memmove.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_memmove.c                                       :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: tmaraval <tmaraval@student.42.fr>          +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2017/11/11 09:02:58 by tmaraval          #+#    #+#             */
/*   Updated: 2017/11/20 08:10:03 by tmaraval         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"

void	*ft_memmove(void *dst, const void *src, size_t len)
{
	char *d;
	char *s;

	d = (char *)dst;
	s = (char *)src;
	if (d == s)
		return (dst);
	if (d < s)
	{
		while (len-- > 0)
			*d++ = *s++;
	}
	else
	{
		while (len-- > 0)
			d[len] = s[len];
	}
	return (dst);
}