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-rw-r--r--libft/ft_lstmap.c39
1 files changed, 39 insertions, 0 deletions
diff --git a/libft/ft_lstmap.c b/libft/ft_lstmap.c
new file mode 100644
index 0000000..e962de6
--- /dev/null
+++ b/libft/ft_lstmap.c
@@ -0,0 +1,39 @@
+/* ************************************************************************** */
+/* */
+/* ::: :::::::: */
+/* ft_lstmap.c :+: :+: :+: */
+/* +:+ +:+ +:+ */
+/* By: kdx <kdx @student.42angouleme.fr +#+ +:+ +#+ */
+/* +#+#+#+#+#+ +#+ */
+/* Created: 2022/09/29 03:32:46 by kdx #+# #+# */
+/* Updated: 2022/09/29 03:40:19 by kdx ### ########.fr */
+/* */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+t_list *ft_lstmap(t_list *lst, void *(*f)(void *), void (*del)(void *))
+{
+ t_list *root;
+ t_list *last;
+
+ if (f == NULL || del == NULL)
+ return (NULL);
+ root = ft_lstnew(f(lst->content));
+ if (root == NULL)
+ return (NULL);
+ last = root;
+ lst = lst->next;
+ while (lst != NULL)
+ {
+ last->next = ft_lstnew(f(lst->content));
+ if (last->next == NULL)
+ {
+ ft_lstclear(&root, del);
+ return (NULL);
+ }
+ lst = lst->next;
+ last = last->next;
+ }
+ return (root);
+}