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Diffstat (limited to 'src/lst/ft_lstmap.c')
| -rw-r--r-- | src/lst/ft_lstmap.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/src/lst/ft_lstmap.c b/src/lst/ft_lstmap.c new file mode 100644 index 0000000..c623d6f --- /dev/null +++ b/src/lst/ft_lstmap.c @@ -0,0 +1,48 @@ +/* ************************************************************************** */ +/* */ +/* ::: :::::::: */ +/* ft_lstmap_bonus.c :+: :+: :+: */ +/* +:+ +:+ +:+ */ +/* By: cacharle <marvin@42.fr> +#+ +:+ +#+ */ +/* +#+#+#+#+#+ +#+ */ +/* Created: 2019/10/09 09:03:57 by cacharle #+# #+# */ +/* Updated: 2019/11/20 04:01:31 by cacharle ### ########.fr */ +/* */ +/* ************************************************************************** */ + +#include "libft.h" + +t_list *ft_lstmap(t_list *lst, void *(*f)(void *), void (*del)(void *)) +{ + t_list *mapped; + t_list *tmp; + + if (lst == NULL || f == NULL) + return (NULL); + mapped = NULL; + while (lst != NULL) + { + if ((tmp = ft_lstnew((*f)(lst->content))) == NULL) + { + ft_lstclear(&mapped, del); + return (NULL); + } + ft_lstadd_back(&mapped, tmp); + lst = lst->next; + } + return (mapped); +} + +/* +** Rest in peace, my beautiful recursion. +** +** t_list *tmp; +** +** if (lst == NULL) +** return (NULL); +** if ((tmp = ft_lstnew(lst->content)) == NULL) +** return (NULL); +** tmp->content = (*f)(tmp->content); +** tmp->next = ft_lstmap(lst->next, f); +** return (tmp); +*/ |