ps_functions2.c

#include "push_swap.h"

void	sb(int *stack_b, t_ps *ps, int control)
{
	int	temp;

	if (ps->size - ps->top_b < 2)
		return ;
	temp = stack_b[ps->top_b];
	stack_b[ps->top_b] = stack_b[ps->top_b + 1];
	stack_b[ps->top_b + 1] = temp;
	if (control == 1)
		write(1, "sb\n", 3);
}

void	rb(int *stack_b, t_ps *ps, int control)
{
	int	temp;
	int	i;

	if (ps->size - ps->top_b < 2)
		return ;
	temp = stack_b[ps->top_b];
	i = ps->top_b;
	while (i < ps->size - 1)
	{
		stack_b[i] = stack_b[i + 1];
		i++;
	}
	stack_b[i] = temp;
	if (control == 1)
		write(1, "rb\n", 3);
}

void	rrb(int *stack_b, t_ps *ps, int control)
{
	int	temp;
	int	i;

	i = ps->size - 1;
	temp = stack_b[ps->size - 1];
	while (i > ps->top_b)
	{
		stack_b[i] = stack_b[i - 1];
		i--;
	}
	stack_b[i] = temp;
	if (control == 1)
		write(1, "rrb\n", 4);
}

void	pa(int *stack_b, int *stack_a, t_ps *ps)
{
	ps->bottom_a++;
	rra(stack_a, ps, 0);
	stack_a[0] = stack_b[ps->top_b];
	stack_b[ps->top_b] = 0;
	ps->top_b++;
	write(1, "pa\n", 3);
}