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lst sort

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This commit is contained in:
Jack Halford 2016-09-14 22:41:44 +02:00
parent 10ffa678ac
commit 0d10f17f9d
2 changed files with 38 additions and 0 deletions
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37
libft/ft_lst_sort.c Normal file
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@ -0,0 +1,37 @@
#include "libft.h"
static void ft_lst_swap(t_list **current)
{
t_list *tmp;
tmp = (*current)->next->next;
(*current)->next->next = (*current);
(*current)->next = tmp;
}
void ft_lst_sort(t_list **begin_list, int (*cmp)())
{
t_list *current;
t_list *last;
current = *begin_list;
if (!*begin_list)
return ;
while (current->next)
{
if ((*cmp)(current->content, current->next->content) > 0)
{
if (current != *begin_list)
last->next = current->next;
else
*begin_list = current->next;
ft_lst_swap(&current);
current = *begin_list;
}
else
{
last = current;
current = current->next ? current->next : current;
}
}
}

1
libft/libft.h
View file

@ -81,6 +81,7 @@ void ft_lstadd(t_list **alst, t_list *new);
void ft_lstiter(t_list *lst, void (*f)(t_list *elem));
t_list *ft_lstmap(t_list *lst, t_list *(*f)(t_list *elem));
void ft_lst_sort(t_list **begin_list, int (*cmp)());
void ft_lst_print(t_list *list, void (*printer)());
int ft_lstsize(t_list *lst);
void ft_lsteadd(t_list **alst, t_list *new);