35 lines
1.3 KiB
C
35 lines
1.3 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* ft_ld_swap.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: wescande <wescande@student.42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2016/12/24 21:12:53 by wescande #+# #+# */
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/* Updated: 2017/01/05 14:18:06 by wescande ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "glob.h"
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t_ld *ft_ld_swap(t_ld *l_cur)
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{
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t_ld *l_next;
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t_ld *l_prev;
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l_next = l_cur;
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if (l_cur && l_cur->next)
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{
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l_prev = l_cur->prev;
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l_next = l_cur->next;
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l_cur->next = l_next->next;
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if (l_cur->next)
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l_cur->next->prev = l_cur;
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l_cur->prev = l_next;
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l_next->next = l_cur;
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l_next->prev = l_prev;
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if (l_prev)
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l_prev->next = l_next;
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}
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return (l_next);
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}
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