swap_items.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   swap_items.c                                       :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: mohkhald <mohkhald@student.1337.ma>        +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2025/03/21 21:48:46 by mohkhald          #+#    #+#             */
/*   Updated: 2025/04/01 23:06:22 by mohkhald         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "push_swap.h"

void	ft_swap(t_stack **stack)
{
	int	tmp;

	if ((*stack) == NULL || (*stack)->next == NULL)
		return ;
	tmp = (*stack)->value;
	(*stack)->value = (*stack)->next->value;
	(*stack)->next->value = tmp;
}

void	sb(t_stack **b)
{
	ft_swap(b);
	write(1, "sb\n", 3);
}

void	sa(t_stack **a)
{
	ft_swap(a);
	write(1, "sa\n", 3);
}

void	sa_sb(t_stack **a, t_stack **b)
{
	ft_swap(a);
	ft_swap(b);
	write(1, "ss\n", 3);
}