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ft_lstmap.c
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ft_lstmap.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_lstmap.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: ncolomer <[email protected]> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2019/10/09 20:25:31 by ncolomer #+# #+# */
/* Updated: 2019/10/18 22:54:08 by ncolomer ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
t_list
*ft_lstmap(t_list *lst, void *(*f)(void*), void (*del)(void *))
{
t_list *first;
t_list *new;
if (!f || !del)
return (NULL);
first = NULL;
while (lst)
{
if (!(new = ft_lstnew((*f)(lst->content))))
{
while (first)
{
new = first->next;
(*del)(first->content);
free(first);
first = new;
}
lst = NULL;
return (NULL);
}
ft_lstadd_back(&first, new);
lst = lst->next;
}
return (first);
}