sys/sys/queue.h

191 #define SLIST_CONCAT(head1, head2, type, field) do {			\
194 		if ((SLIST_FIRST(head1) = SLIST_FIRST(head2)) != NULL)	\
195 			SLIST_INIT(head2);				\
196 	} else if (SLIST_FIRST(head2) != NULL) {			\
199 		SLIST_NEXT(curelm, field) = SLIST_FIRST(head2);		\
200 		SLIST_INIT(head2);					\
272 #define SLIST_SWAP(head1, head2, type) do {				\
274 	SLIST_FIRST(head1) = SLIST_FIRST(head2);			\
275 	SLIST_FIRST(head2) = swap_first;				\
309 #define	STAILQ_CONCAT(head1, head2) do {				\
310 	if (!STAILQ_EMPTY((head2))) {					\
311 		*(head1)->stqh_last = (head2)->stqh_first;		\
312 		(head1)->stqh_last = (head2)->stqh_last;		\
313 		STAILQ_INIT((head2));					\
397 #define STAILQ_SWAP(head1, head2, type) do {				\
400 	STAILQ_FIRST(head1) = STAILQ_FIRST(head2);			\
401 	(head1)->stqh_last = (head2)->stqh_last;			\
402 	STAILQ_FIRST(head2) = swap_first;				\
403 	(head2)->stqh_last = swap_last;					\
406 	if (STAILQ_EMPTY(head2))					\
407 		(head2)->stqh_last = &STAILQ_FIRST(head2);		\
468 #define LIST_CONCAT(head1, head2, type, field) do {			      \
471 		if ((LIST_FIRST(head1) = LIST_FIRST(head2)) != NULL) {	      \
472 			LIST_FIRST(head2)->field.le_prev =		      \
474 			LIST_INIT(head2);				      \
476 	} else if (LIST_FIRST(head2) != NULL) {				      \
479 		LIST_NEXT(curelm, field) = LIST_FIRST(head2);		      \
480 		LIST_FIRST(head2)->field.le_prev = &LIST_NEXT(curelm, field); \
481 		LIST_INIT(head2);					      \
558 #define LIST_SWAP(head1, head2, type, field) do {			\
560 	LIST_FIRST((head1)) = LIST_FIRST((head2));			\
561 	LIST_FIRST((head2)) = swap_tmp;					\
564 	if ((swap_tmp = LIST_FIRST((head2))) != NULL)			\
565 		swap_tmp->field.le_prev = &LIST_FIRST((head2));		\
636 #define	TAILQ_CONCAT(head1, head2, field) do {				\
637 	if (!TAILQ_EMPTY(head2)) {					\
638 		*(head1)->tqh_last = (head2)->tqh_first;		\
639 		(head2)->tqh_first->field.tqe_prev = (head1)->tqh_last;	\
640 		(head1)->tqh_last = (head2)->tqh_last;			\
641 		TAILQ_INIT((head2));					\
643 		QMD_TRACE_HEAD(head2);					\
785 #define TAILQ_SWAP(head1, head2, type, field) do {			\
788 	(head1)->tqh_first = (head2)->tqh_first;			\
789 	(head1)->tqh_last = (head2)->tqh_last;				\
790 	(head2)->tqh_first = swap_first;				\
791 	(head2)->tqh_last = swap_last;					\
796 	if ((swap_first = (head2)->tqh_first) != NULL)			\
797 		swap_first->field.tqe_prev = &(head2)->tqh_first;	\
799 		(head2)->tqh_last = &(head2)->tqh_first;		\