src/rrdd.c: Signal the queue thread then shutting down.

Prevents a deadlock when shutting down.

diff --git a/src/rrdd.c b/src/rrdd.c
index 71674bc..23f4328 100644 (file)
--- a/src/rrdd.c
+++ b/src/rrdd.c
@@ -652,7 +652,10 @@ static int cleanup (void) /* {{{ */
 
   do_shutdown++;
 
+  RRDD_LOG (LOG_DEBUG, "cleanup: Joining queue_thread..");
+  pthread_cond_signal (&cache_cond);
   pthread_join (queue_thread, /* return = */ NULL);
+  RRDD_LOG (LOG_DEBUG, "cleanup: done");
 
   closelog ();