43 lines
1.4 KiB
C
43 lines
1.4 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* ft_lstmap.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: tosuman <timo42@proton.me> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2023/06/24 17:10:04 by tosuman #+# #+# */
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/* Updated: 2023/06/30 00:57:49 by tischmid ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "libft.h"
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#include <stdlib.h>
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t_list *ft_lstmap(t_list *lst, void *(*f)(void *), void (*del)(void *))
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{
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t_list *new_lst;
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t_list *new_elem;
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if (!lst || !f)
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return (0);
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new_lst = (void *)0;
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while (lst)
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{
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new_elem = ft_lstnew(f(lst->content)); // maybe check for NULL
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if (!new_elem)
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{
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while (new_lst)
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{
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new_elem = new_lst->next;
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del(new_lst->content);
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free(new_lst);
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new_lst = new_elem;
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}
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return (0);
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}
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ft_lstadd_back(&new_lst, new_elem);
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lst = lst->next;
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}
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return (new_lst);
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}
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