ft_strndup.c

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/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_strndup.c                                       :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: unite <marvin@42.fr>                       +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2019/09/06 19:41:24 by unite             #+#    #+#             */
/*   Updated: 2020/07/16 02:43:38 by unite            ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */
 
#include "libft.h"
#include <stdlib.h>
 
char    *ft_strndup(const char *s1, size_t len)
{
    size_t  i;
    char    *cpy;
 
    if (!(cpy = (char *)malloc(sizeof(char) * (len + 1))))
        return (NULL);
    i = 0;
    while (i < len)
    {
        cpy[i] = s1[i];
        i++;
    }
    cpy[i] = '\0';
    return (cpy);
}