push_swap/srcs/ps_rot.c
Tanguy MAZE 62764dc5e7 the week-end party goes on \o\ /o/
finished transition to t_psdata format
corrected some pointer formating
started testing on parser function:
	- weird valgrind errors about uninitialised values
	- some read/write/free errors still hanging around

** END TRANSMISSION **
2019-02-24 18:15:56 +01:00

47 lines
1.4 KiB
C

/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ps_rot.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: tmaze <tmaze@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2019/02/21 16:07:55 by tmaze #+# #+# */
/* Updated: 2019/02/24 13:56:33 by tmaze ### ########.fr */
/* */
/* ************************************************************************** */
#include "push_swap.h"
void ps_rot(t_psdata *data, char c)
{
t_stack *s;
t_stack *tmp;
t_stack *ind;
size_t size;
if (c == 'a')
s = data->a;
if (c == 'a')
size = data->size_a;
else if (c == 'b')
s = data->b;
if (c == 'b')
size = data->size_b;
if (s != NULL && size > 2)
{
tmp = ps_stkpop(data, c);
ind = s;
while (ind->next != NULL)
ind = ind->next;
ind->next = tmp;
}
else if (s != NULL && size == 2)
ps_swap(data, c);
}
void ps_rrot(t_psdata *data)
{
ps_rot(data, 'a');
ps_rot(data, 'b');
}