93 lines
2.2 KiB
C
93 lines
2.2 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* process.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: apommier <apommier@student.42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2022/01/17 11:52:37 by apommier #+# #+# */
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/* Updated: 2022/01/17 11:52:37 by apommier ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "../Utils/push_swap.h"
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int sa_sb(t_list **list, t_slist **process, char type, int set)
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{
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t_list *swap;
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if (!(*list) || !(*list)->next)
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return (1);
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swap = (*list)->next->next;
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(*list)->next->next = *list;
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*list = (*list)->next;
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(*list)->next->next = swap;
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if (set)
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{
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if (type == 'a')
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s_lstadd_back(process, new_slist("sa"));
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else if (type == 'b')
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s_lstadd_back(process, new_slist("sb"));
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}
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return (1);
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}
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int ra_rb(t_list **list, t_slist **process, char type)
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{
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t_list *swap;
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if (!(*list) || !(*list)->next)
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return (1);
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swap = *list;
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(ft_lstlast(*list))->next = *list;
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*list = (*list)->next;
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swap->next = 0;
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if (type == 'a')
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s_lstadd_back(process, new_slist("ra"));
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else if (type == 'b')
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s_lstadd_back(process, new_slist("rb"));
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return (1);
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}
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int pa(t_list **list_a, t_list **list_b, t_slist **process)
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{
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t_list *swap;
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if (!(*list_b))
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return (1);
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swap = *list_b;
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*list_b = (*list_b)->next;
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ft_lstadd_front(list_a, swap);
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s_lstadd_back(process, new_slist("pa"));
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return (1);
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}
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int pb(t_list **list_a, t_list **list_b, t_slist **process)
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{
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t_list *swap;
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if (!(*list_a))
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return (1);
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swap = *list_a;
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*list_a = (*list_a)->next;
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ft_lstadd_front(list_b, swap);
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s_lstadd_back(process, new_slist("pb"));
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return (1);
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}
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int rra_rrb(t_list **list, t_slist **process, char type)
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{
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t_list *swap;
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if (!(*list) || !(*list)->next)
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return (1);
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swap = ft_lstlast(*list);
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ft_lstbeforelast(*list)->next = 0;
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ft_lstadd_front(list, swap);
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if (type == 'a')
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s_lstadd_back(process, new_slist("rra"));
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else if (type == 'b')
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s_lstadd_back(process, new_slist("rrb"));
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return (1);
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}
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