check_op_two.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   check_op_two.c                                     :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: mcerchi <mcerchi@student.42roma.it>        +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2022/02/26 11:14:20 by mcerchi           #+#    #+#             */
/*   Updated: 2022/02/26 14:48:08 by mcerchi          ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "./libft/libft.h"

void	ft_ra_check(t_list **stack_a)
{
	t_list	*last;
	t_list	*first;

	if (*stack_a == NULL || (*stack_a)->next == NULL)
		return ;
	last = *stack_a;
	first = *stack_a;
	while (last->next != NULL)
		last = last->next;
	*stack_a = first->next;
	first->next = NULL;
	last->next = first;
	return ;
}

void	ft_rb_check(t_list **stack_b)
{
	t_list	*last;
	t_list	*first;

	if (*stack_b == NULL || (*stack_b)->next == NULL)
		return ;
	last = *stack_b;
	first = *stack_b;
	while (last->next != NULL)
		last = last->next;
	*stack_b = first->next;
	first->next = NULL;
	last->next = first;
	return ;
}

void	ft_rr_check(t_list **stack_a, t_list **stack_b)
{
	t_list	*last;
	t_list	*first;

	if (*stack_a == NULL || (*stack_a)->next == NULL)
		return ;
	last = *stack_a;
	first = *stack_a;
	while (last->next != NULL)
		last = last->next;
	*stack_a = first->next;
	first->next = NULL;
	last->next = first;
	if (*stack_b == NULL || (*stack_b)->next == NULL)
		return ;
	last = *stack_b;
	first = *stack_b;
	while (last->next != NULL)
		last = last->next;
	*stack_b = first->next;
	first->next = NULL;
	last->next = first;
	return ;
}