+ on_shmem_exit(ProcKill, (Datum) MyProcPid);
+}
+
+/* -----------------------
+ * get off the wait queue
+ * -----------------------
+ */
+static bool
+GetOffWaitqueue(PROC *proc)
+{
+ bool getoffed = false;
+
+ LockLockTable();
+ if (proc->links.next != INVALID_OFFSET)
+ {
+ int lockmode = proc->token;
+ LOCK *waitLock = proc->waitLock;
+
+ Assert(waitLock);
+ Assert(waitLock->waitProcs.size > 0);
+ SHMQueueDelete(&(proc->links));
+ --waitLock->waitProcs.size;
+ Assert(waitLock->nHolding > 0);
+ Assert(waitLock->nHolding > proc->waitLock->nActive);
+ --waitLock->nHolding;
+ Assert(waitLock->holders[lockmode] > 0);
+ --waitLock->holders[lockmode];
+ if (waitLock->activeHolders[lockmode] == waitLock->holders[lockmode])
+ waitLock->waitMask &= ~(1 << lockmode);
+ ProcLockWakeup(&(waitLock->waitProcs), LOCK_LOCKMETHOD(*waitLock), waitLock);
+ getoffed = true;
+ }
+ SHMQueueElemInit(&(proc->links));
+ UnlockLockTable();