ft_strjoin.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_strjoin.c                                       :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: phelebra <xhelp00@gmail.com>               +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2023/01/13 10:39:16 by phelebra          #+#    #+#             */
/*   Updated: 2023/01/23 09:11:18 by phelebra         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"

char	*ft_strjoin(char const *s1, char const *s2)
{
	size_t	len1;
	size_t	len2;
	char	*join;
	size_t	i;
	size_t	j;

	if (!s1 || !s2)
		return (NULL);
	len1 = ft_strlen(s1);
	len2 = ft_strlen(s2);
	join = malloc (sizeof(char) * (len1 + len2) + 1);
	if (!join)
		return (NULL);
	i = 0;
	while (i < len1)
	{
		join[i] = s1[i];
		i++;
	}
	j = 0;
	while (j < len2)
		join[i++] = s2[j++];
	join[i] = '\0';
	return (join);
}