libft/ft_lstmap_bonus.c at main · mouradatg/libft · GitHub

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/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_lstmap_bonus.c                                  :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: mattig <mattig@student.42.fr>              +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2021/11/05 15:23:42 by mattig            #+#    #+#             */
/*   Updated: 2021/11/05 21:32:36 by mattig           ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"
#include <stdlib.h>

/*
** Itere sur List applique fonction f creer une new list del pour detruire
** detruire le contenu
** Params : L'adresse Pointeur / adresse Fnct a Appliquer
** Return : un Element t_list
*/
t_list	*ft_lstmap(t_list *lst, void *(*f)(void *), void (*del)(void *))
{
	t_list	*new_element;
	t_list	*new_list;

	if (lst == NULL)
		return (NULL);
	new_list = NULL;
	while (lst)
	{
		new_element = ft_lstnew(f(lst->content));
		if (!new_element)
		{
			ft_lstclear(&new_list, del);
			return (NULL);
		}
		ft_lstadd_back(&new_list, new_element);
		lst = lst->next;
	}
	return (new_list);
}