[PATCH] Simplify exit thread evaluation

[Sebastian Spaeth]

Rather than sleeping for 1 second and poll our exitthread Queue in a
non-bloking fashion simply call it in a blocking fashion. Works for
me, and is potentially somewhat faster as we don't do unnecessary
sleeps after a thread exited.

Signed-off-by: Sebastian Spaeth <Sebastian at SSpaeth.de>
---
 offlineimap/threadutil.py |   10 ++++------
 1 files changed, 4 insertions(+), 6 deletions(-)

diff --git a/offlineimap/threadutil.py b/offlineimap/threadutil.py
index b516f68..579ef35 100644
--- a/offlineimap/threadutil.py
+++ b/offlineimap/threadutil.py
@@ -111,12 +111,10 @@ def exitnotifymonitorloop(callback):
     the monitor will hold the lock all the while the other thread is waiting.
     """
     global exitthreads
-    while 1:                            # Loop forever.
-        try:
-            thrd = exitthreads.get(False)
-            callback(thrd)
-        except Empty:
-            time.sleep(1)
+    while 1:                            
+        # Loop forever and call 'callback' for each thread that exited
+        thrd = exitthreads.get(True)
+        callback(thrd)
 
 def threadexited(thread):
     """Called when a thread exits."""
-- 
1.7.1