/ libft / ft_strjoin.c
ft_strjoin.c
 1  /* ************************************************************************** */
 2  /*                                                                            */
 3  /*                                                        :::      ::::::::   */
 4  /*   ft_strjoin.c                                       :+:      :+:    :+:   */
 5  /*                                                    +:+ +:+         +:+     */
 6  /*   By: gychoi <marvin@42.fr>                      +#+  +:+       +#+        */
 7  /*                                                +#+#+#+#+#+   +#+           */
 8  /*   Created: 2022/07/09 16:11:41 by gychoi            #+#    #+#             */
 9  /*   Updated: 2022/07/11 15:28:02 by gychoi           ###   ########.fr       */
10  /*                                                                            */
11  /* ************************************************************************** */
12  
13  #include "libft.h"
14  
15  char	*ft_strjoin(char const *s1, char const *s2)
16  {
17  	char	*string;
18  	size_t	pflen;
19  	size_t	sflen;
20  
21  	if (s1 == NULL || s2 == NULL)
22  		return (NULL);
23  	pflen = ft_strlen(s1);
24  	sflen = ft_strlen(s2);
25  	string = malloc(sizeof(char) * (pflen + sflen) + 1);
26  	if (!string)
27  		return (NULL);
28  	ft_strlcpy(string, s1, pflen + 1);
29  	ft_strlcpy(string + pflen, s2, sflen + 1);
30  	return (string);
31  }