diff options
Diffstat (limited to 'src/backend/storage/ipc/shmqueue.c')
| -rw-r--r-- | src/backend/storage/ipc/shmqueue.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/src/backend/storage/ipc/shmqueue.c b/src/backend/storage/ipc/shmqueue.c index 0277c3f9f40..1cf69a09c83 100644 --- a/src/backend/storage/ipc/shmqueue.c +++ b/src/backend/storage/ipc/shmqueue.c @@ -43,14 +43,12 @@ SHMQueueInit(SHM_QUEUE *queue) * SHMQueueIsDetached -- TRUE if element is not currently * in a queue. */ -#ifdef NOT_USED bool -SHMQueueIsDetached(SHM_QUEUE *queue) +SHMQueueIsDetached(const SHM_QUEUE *queue) { Assert(ShmemAddrIsValid(queue)); return (queue->prev == NULL); } -#endif /* * SHMQueueElemInit -- clear an element's links @@ -146,7 +144,7 @@ SHMQueueInsertAfter(SHM_QUEUE *queue, SHM_QUEUE *elem) *-------------------- */ Pointer -SHMQueueNext(SHM_QUEUE *queue, SHM_QUEUE *curElem, Size linkOffset) +SHMQueueNext(const SHM_QUEUE *queue, const SHM_QUEUE *curElem, Size linkOffset) { SHM_QUEUE *elemPtr = curElem->next; @@ -162,7 +160,7 @@ SHMQueueNext(SHM_QUEUE *queue, SHM_QUEUE *curElem, Size linkOffset) * SHMQueueEmpty -- TRUE if queue head is only element, FALSE otherwise */ bool -SHMQueueEmpty(SHM_QUEUE *queue) +SHMQueueEmpty(const SHM_QUEUE *queue) { Assert(ShmemAddrIsValid(queue)); |