ft_lstmap.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_lstmap.c                                        :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: nopereir <nopereir@student.42sp.org.br>    +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2022/07/01 15:42:06 by nopereir          #+#    #+#             */
/*   Updated: 2022/07/01 22:33:12 by nopereir         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"

t_list	*ft_lstmap(t_list *lst, void *(*f)(void *), void (*del)(void *))
{
	t_list	*new_lst;
	t_list	*new_node;

	if (lst == NULL || f == NULL)
		return (NULL);
	new_node = 0;
	while (lst)
	{
		new_lst = ft_lstnew(f(lst->content));
		if (!new_lst)
		{
			ft_lstclear(&new_node, del);
			return (NULL);
		}
		ft_lstadd_back(&new_node, new_lst);
		lst = lst->next;
	}
	return (new_node);
}