ft_strsub.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_strsub.c                                        :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: rmc-coma <marvin@42.fr>                    +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2015/11/26 09:07:07 by rmc-coma          #+#    #+#             */
/*   Updated: 2015/12/02 17:32:07 by rmc-coma         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"

char	*ft_strsub(const char *s, unsigned int start, size_t len)
{
	char	*str;

	if (s == NULL || !*s)
		return (NULL);
	str = (char *)malloc(sizeof(char) * (len + 1));
	if (str == NULL)
		return (NULL);
	str[len] = 0;
	while (len-- && s[start + len])
		str[len] = s[start + len];
	return (str);
}