pushswap/main.c
2023-12-12 17:44:13 +01:00

100 lines
2.6 KiB
C
Executable File

/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* main.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: fgras-ca <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2023/07/31 18:38:04 by fgras-ca #+# #+# */
/* Updated: 2023/08/08 18:16:52 by fgras-ca ### ########.fr */
/* */
/* ************************************************************************** */
#include "push_swap.h"
typedef struct s_stacks
{
t_stack **stack_a;
t_stack **stack_b;
int *stack_size;
} t_stacks;
int is_sorted(t_stack *stack)
{
while (stack->next != NULL)
{
if (stack->value > stack->next->value)
return (0);
stack = stack->next;
}
return (1);
}
static void push_swap(t_stack **stack_a, t_stack **stack_b, int stack_size)
{
if (stack_size == 2 && !is_sorted(*stack_a))
do_ra(stack_a);
else if (stack_size == 3)
tiny_sort(stack_a);
else if (stack_size > 3 && !is_sorted(*stack_a))
sort(stack_a, stack_b);
}
void free_split(char **split)
{
int i;
i = 0;
while (split[i])
{
free(split[i]);
i++;
}
free(split);
}
void setup_stacks(int argc, char **argv, t_stacks *stacks)
{
char **args;
*(stacks->stack_b) = NULL;
if (argc == 2)
{
args = split_args(argv[1]);
if (!is_correct_input(args, 0))
exit_error(NULL, NULL);
*(stacks->stack_a) = fill_stack_values(size_numbers(args) - 1, args, 0);
free_split(args);
*(stacks->stack_size) = get_stack_size(*(stacks->stack_a));
}
else
{
if (!is_correct_input(argv, 1))
exit_error(NULL, NULL);
*(stacks->stack_a) = fill_stack_values(argc, argv, 1);
*(stacks->stack_size) = get_stack_size(*(stacks->stack_a));
}
assign_index(*(stacks->stack_a), *(stacks->stack_size) + 1);
}
int main(int argc, char **argv)
{
t_stacks stacks;
int stack_size;
t_stack *stack_a;
t_stack *stack_b;
stack_a = NULL;
stack_b = NULL;
if (argc < 2)
return (0);
stacks.stack_a = &stack_a;
stacks.stack_b = &stack_b;
stacks.stack_size = &stack_size;
setup_stacks(argc, argv, &stacks);
push_swap(stacks.stack_a, stacks.stack_b, stack_size);
free_stack(&stack_a);
free_stack(&stack_b);
return (0);
}