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ft_lstmap.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_lstmap.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: ylagtab <[email protected]> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2019/04/06 13:37:09 by ylagtab #+# #+# */
/* Updated: 2020/10/15 08:30:46 by ylagtab ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
t_list *ft_lstmap(t_list *lst, t_list *(*f)(t_list *elem),
void (*del)(void *, size_t))
{
t_list *head;
t_list *tmp;
if (lst == NULL || f == NULL || del == NULL)
return (NULL);
head = (*f)(lst);
tmp = head;
lst = lst->next;
while (lst)
{
if ((tmp->next = (*f)(lst)) == NULL)
{
ft_lstdel(&head, del);
return (NULL);
}
tmp = tmp->next;
lst = lst->next;
}
return (head);
}