50 lines
1.4 KiB
C
50 lines
1.4 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* ps_rerot.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: tmaze <tmaze@student.42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2019/02/21 16:32:04 by tmaze #+# #+# */
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/* Updated: 2019/03/20 21:33:00 by tmaze ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "push_swap.h"
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void ps_rerot(t_psdata *data, char c)
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{
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t_stack *s;
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t_stack *tmp;
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size_t *size;
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if (c == 'a')
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s = data->a;
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if (c == 'a')
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size = &(data->size_a);
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else if (c == 'b')
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s = data->b;
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if (c == 'b')
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size = &(data->size_b);
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if (s != NULL && *size > 2)
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{
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tmp = s->next;
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while (tmp->next != NULL)
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{
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tmp = tmp->next;
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s = s->next;
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}
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s->next = NULL;
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(*size)--;
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ps_stkpsh(data, c, tmp);
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}
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else if (s != NULL && *size == 2)
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ps_swap(data, c);
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}
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void ps_rrerot(t_psdata *data)
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{
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ps_rerot(data, 'a');
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ps_rerot(data, 'b');
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}
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