bitbake/server: Raise a shutdown event if we're seeing exceptions

Signed-off-by: Richard Purdie <rpurdie@linux.intel.com>

bitbake/lib/bb/server/none.py

@@ -102,7 +102,7 @@ class BBUIEventQueue:
     def queue_event(self, event):
         self.eventQueue.append(event)
 
-    def system_quit( self ):
+    def system_quit( self ):
         bb.event.unregister_UIHhandler(self.EventHandle)
 
 class BitBakeServer():
@@ -140,6 +140,7 @@ class BitBakeServer():
             except:
                 import traceback
                 traceback.print_exc()
+                self.commands.runCommand(["stateShutdown"])
                 pass
         if nextsleep is not None:
             #print "Sleeping for %s (%s)" % (nextsleep, delay)