ft_strdup.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_strdup.c                                        :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: ybouzgao <marvin@42.fr>                    +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2017/11/06 20:37:03 by ybouzgao          #+#    #+#             */
/*   Updated: 2017/11/10 18:30:10 by ybouzgao         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include <stdlib.h>

char	*ft_strdup(const char *s1)
{
	int		len;
	char	*str;

	len = 0;
	while (s1[len])
		len++;
	if ((str = (char *)malloc(sizeof(*s1) * (len + 1))) == 0)
		return (0);
	len = 0;
	while (s1[len])
	{
		str[len] = s1[len];
		len++;
	}
	str[len] = '\0';
	return (str);
}