ft_strjoin.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_strjoin.c                                       :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: rtiutiun <rtiutiun@42.us.org>              +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2017/04/10 20:10:58 by rtiutiun          #+#    #+#             */
/*   Updated: 2017/09/21 20:11:00 by rtiutiun         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"

char	*ft_strjoin(char const *s1, char const *s2)
{
	int		l1;
	int		l2;
	char	*dst;

	if (!s1 || !s2)
		return (NULL);
	l1 = ft_strlen(s1);
	l2 = ft_strlen(s2);
	dst = (char *)malloc(l1 + l2 + 1);
	if (!dst)
		return (NULL);
	ft_strcpy(dst, s1);
	ft_strcat(dst, (char *)s2);
	return (dst);
}