(var) = (tvar))
#define TAILQ_FOREACH_REVERSE_FROM_SAFE(var, head, headname, field, tvar) \
- for ((var) = ((var) ? (var) : TAILQ_LAST((head), headname)); \
- (var) && ((tvar) = TAILQ_PREV((var), headname, field), 1); \
- (var) = (tvar))
+ for ((var) = ((var) ? (var) : TAILQ_LAST((head), headname)); \
+ (var) && ((tvar) = TAILQ_PREV((var), headname, field), 1); \
+ (var) = (tvar))
#define TAILQ_INIT(head) do { \
- TAILQ_FIRST((head)) = NULL; \
- (head)->tqh_last = &TAILQ_FIRST((head)); \
- QMD_TRACE_HEAD(head); \
- } while (0)
+ TAILQ_FIRST((head)) = NULL; \
+ (head)->tqh_last = &TAILQ_FIRST((head)); \
+ QMD_TRACE_HEAD(head); \
+} while (0)
#define TAILQ_INSERT_AFTER(head, listelm, elm, field) do { \
- QMD_TAILQ_CHECK_NEXT(listelm, field); \
- if ((TAILQ_NEXT((elm), field) = TAILQ_NEXT((listelm), field)) != NULL)\
- TAILQ_NEXT((elm), field)->field.tqe_prev = \
- &TAILQ_NEXT((elm), field); \
- else { \
- (head)->tqh_last = &TAILQ_NEXT((elm), field); \
- QMD_TRACE_HEAD(head); \
- } \
- TAILQ_NEXT((listelm), field) = (elm); \
- (elm)->field.tqe_prev = &TAILQ_NEXT((listelm), field); \
- QMD_TRACE_ELEM(&(elm)->field); \
- QMD_TRACE_ELEM(&(listelm)->field); \
- } while (0)
+ QMD_TAILQ_CHECK_NEXT(listelm, field); \
+ if ((TAILQ_NEXT((elm), field) = TAILQ_NEXT((listelm), field)) != NULL)\
+ TAILQ_NEXT((elm), field)->field.tqe_prev = \
+ &TAILQ_NEXT((elm), field); \
+ else { \
+ (head)->tqh_last = &TAILQ_NEXT((elm), field); \
+ QMD_TRACE_HEAD(head); \
+ } \
+ TAILQ_NEXT((listelm), field) = (elm); \
+ (elm)->field.tqe_prev = &TAILQ_NEXT((listelm), field); \
+ QMD_TRACE_ELEM(&(elm)->field); \
+ QMD_TRACE_ELEM(&(listelm)->field); \
+} while (0)
#define TAILQ_INSERT_BEFORE(listelm, elm, field) do { \
- QMD_TAILQ_CHECK_PREV(listelm, field); \
- (elm)->field.tqe_prev = (listelm)->field.tqe_prev; \
- TAILQ_NEXT((elm), field) = (listelm); \
- *(listelm)->field.tqe_prev = (elm); \
- (listelm)->field.tqe_prev = &TAILQ_NEXT((elm), field); \
- QMD_TRACE_ELEM(&(elm)->field); \
- QMD_TRACE_ELEM(&(listelm)->field); \
- } while (0)
+ QMD_TAILQ_CHECK_PREV(listelm, field); \
+ (elm)->field.tqe_prev = (listelm)->field.tqe_prev; \
+ TAILQ_NEXT((elm), field) = (listelm); \
+ *(listelm)->field.tqe_prev = (elm); \
+ (listelm)->field.tqe_prev = &TAILQ_NEXT((elm), field); \
+ QMD_TRACE_ELEM(&(elm)->field); \
+ QMD_TRACE_ELEM(&(listelm)->field); \
+} while (0)
#define TAILQ_INSERT_HEAD(head, elm, field) do { \
- QMD_TAILQ_CHECK_HEAD(head, field); \
- if ((TAILQ_NEXT((elm), field) = TAILQ_FIRST((head))) != NULL) \
- TAILQ_FIRST((head))->field.tqe_prev = \
- &TAILQ_NEXT((elm), field); \
- else \
- (head)->tqh_last = &TAILQ_NEXT((elm), field); \
- TAILQ_FIRST((head)) = (elm); \
- (elm)->field.tqe_prev = &TAILQ_FIRST((head)); \
- QMD_TRACE_HEAD(head); \
- QMD_TRACE_ELEM(&(elm)->field); \
- } while (0)
+ QMD_TAILQ_CHECK_HEAD(head, field); \
+ if ((TAILQ_NEXT((elm), field) = TAILQ_FIRST((head))) != NULL) \
+ TAILQ_FIRST((head))->field.tqe_prev = \
+ &TAILQ_NEXT((elm), field); \
+ else \
+ (head)->tqh_last = &TAILQ_NEXT((elm), field); \
+ TAILQ_FIRST((head)) = (elm); \
+ (elm)->field.tqe_prev = &TAILQ_FIRST((head)); \
+ QMD_TRACE_HEAD(head); \
+ QMD_TRACE_ELEM(&(elm)->field); \
+} while (0)
#define TAILQ_INSERT_TAIL(head, elm, field) do { \
- QMD_TAILQ_CHECK_TAIL(head, field); \
- TAILQ_NEXT((elm), field) = NULL; \
- (elm)->field.tqe_prev = (head)->tqh_last; \
- *(head)->tqh_last = (elm); \
- (head)->tqh_last = &TAILQ_NEXT((elm), field); \
- QMD_TRACE_HEAD(head); \
- QMD_TRACE_ELEM(&(elm)->field); \
- } while (0)
+ QMD_TAILQ_CHECK_TAIL(head, field); \
+ TAILQ_NEXT((elm), field) = NULL; \
+ (elm)->field.tqe_prev = (head)->tqh_last; \
+ *(head)->tqh_last = (elm); \
+ (head)->tqh_last = &TAILQ_NEXT((elm), field); \
+ QMD_TRACE_HEAD(head); \
+ QMD_TRACE_ELEM(&(elm)->field); \
+} while (0)
#define TAILQ_LAST(head, headname) \
- (*(((struct headname *)((head)->tqh_last))->tqh_last))
+ (*(((struct headname *)((head)->tqh_last))->tqh_last))
#define TAILQ_NEXT(elm, field) ((elm)->field.tqe_next)
#define TAILQ_PREV(elm, headname, field) \
- (*(((struct headname *)((elm)->field.tqe_prev))->tqh_last))
+ (*(((struct headname *)((elm)->field.tqe_prev))->tqh_last))
#define TAILQ_REMOVE(head, elm, field) do { \
- QMD_SAVELINK(oldnext, (elm)->field.tqe_next); \
- QMD_SAVELINK(oldprev, (elm)->field.tqe_prev); \
- QMD_TAILQ_CHECK_NEXT(elm, field); \
- QMD_TAILQ_CHECK_PREV(elm, field); \
- if ((TAILQ_NEXT((elm), field)) != NULL) \
- TAILQ_NEXT((elm), field)->field.tqe_prev = \
- (elm)->field.tqe_prev; \
- else { \
- (head)->tqh_last = (elm)->field.tqe_prev; \
- QMD_TRACE_HEAD(head); \
- } \
- *(elm)->field.tqe_prev = TAILQ_NEXT((elm), field); \
- TRASHIT(*oldnext); \
- TRASHIT(*oldprev); \
- QMD_TRACE_ELEM(&(elm)->field); \
- } while (0)
+ QMD_SAVELINK(oldnext, (elm)->field.tqe_next); \
+ QMD_SAVELINK(oldprev, (elm)->field.tqe_prev); \
+ QMD_TAILQ_CHECK_NEXT(elm, field); \
+ QMD_TAILQ_CHECK_PREV(elm, field); \
+ if ((TAILQ_NEXT((elm), field)) != NULL) \
+ TAILQ_NEXT((elm), field)->field.tqe_prev = \
+ (elm)->field.tqe_prev; \
+ else { \
+ (head)->tqh_last = (elm)->field.tqe_prev; \
+ QMD_TRACE_HEAD(head); \
+ } \
+ *(elm)->field.tqe_prev = TAILQ_NEXT((elm), field); \
+ TRASHIT(*oldnext); \
+ TRASHIT(*oldprev); \
+ QMD_TRACE_ELEM(&(elm)->field); \
+} while (0)
#define TAILQ_SWAP(head1, head2, type, field) do { \
- QUEUE_TYPEOF(type) *swap_first = (head1)->tqh_first; \
- QUEUE_TYPEOF(type) **swap_last = (head1)->tqh_last; \
- (head1)->tqh_first = (head2)->tqh_first; \
- (head1)->tqh_last = (head2)->tqh_last; \
- (head2)->tqh_first = swap_first; \
- (head2)->tqh_last = swap_last; \
- if ((swap_first = (head1)->tqh_first) != NULL) \
- swap_first->field.tqe_prev = &(head1)->tqh_first; \
- else \
- (head1)->tqh_last = &(head1)->tqh_first; \
- if ((swap_first = (head2)->tqh_first) != NULL) \
- swap_first->field.tqe_prev = &(head2)->tqh_first; \
- else \
- (head2)->tqh_last = &(head2)->tqh_first; \
- } while (0)
+ QUEUE_TYPEOF(type) *swap_first = (head1)->tqh_first; \
+ QUEUE_TYPEOF(type) **swap_last = (head1)->tqh_last; \
+ (head1)->tqh_first = (head2)->tqh_first; \
+ (head1)->tqh_last = (head2)->tqh_last; \
+ (head2)->tqh_first = swap_first; \
+ (head2)->tqh_last = swap_last; \
+ if ((swap_first = (head1)->tqh_first) != NULL) \
+ swap_first->field.tqe_prev = &(head1)->tqh_first; \
+ else \
+ (head1)->tqh_last = &(head1)->tqh_first; \
+ if ((swap_first = (head2)->tqh_first) != NULL) \
+ swap_first->field.tqe_prev = &(head2)->tqh_first; \
+ else \
+ (head2)->tqh_last = &(head2)->tqh_first; \
+} while (0)
#endif /* !_SYS_QUEUE_H_ */