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ft_lstmap.c
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ft_lstmap.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_lstmap.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: mschumac <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2017/06/30 23:25:15 by mschumac #+# #+# */
/* Updated: 2017/07/01 01:09:03 by mschumac ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
t_list *ft_lstmap(t_list *lst, t_list *(f)(t_list *elem))
{
t_list *new_node;
t_list *head;
if (lst == NULL || f == NULL)
return (NULL);
if (!((new_node = f(lst))))
return (NULL);
head = new_node;
while (lst->next != NULL)
{
lst = lst->next;
if (!(new_node->next = f(lst)))
return (NULL);
new_node = new_node->next;
}
return (head);
}