ft_strjoin.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_strjoin.c                                       :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: nbarreir <nbarreir@student.42sp.org.br>    +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2021/02/19 00:30:03 by nbarreir          #+#    #+#             */
/*   Updated: 2021/04/21 19:25:10 by nbarreir         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"

char	*ft_strjoin(char const *s1, char const *s2)
{
	char	*str;
	size_t	i;
	size_t	j;

	i = 0;
	j = 0;
	if (!s1 || !s2)
		return (0);
	str = malloc(ft_strlen(s1) + ft_strlen(s2) + 1));
	if (!str)
		return (0);
	while (s1[i] != '\0')
	{
		str[i] = s1[i];
		i++;
	}
	while (s2[j] != '\0')
	{
		str[i + j] = s2[j];
		j++;
	}
	str[i + j] = '\0';
	return (str);
}