# HG changeset patch
# User Brendan Cully <brendan@kublai.com>
# Date 2010-02-20 00:50:47
# Node ID 1426b4807fc8abdfb139f520aaeb481e73a66b55
# Parent  47838dee7d60711bd4f3d3af9abb18088d40443f

zeroconf: suppress traceback during shutdown

If the read thred is in select when the main thread is in close, the main
thread may close the socket between select and read, generating a noisy
traceback. This can be ignored if the shutdown flag is set.

diff --git a/hgext/zeroconf/Zeroconf.py b/hgext/zeroconf/Zeroconf.py
--- a/hgext/zeroconf/Zeroconf.py
+++ b/hgext/zeroconf/Zeroconf.py
@@ -863,7 +863,8 @@ class Engine(threading.Thread):
 						try:
 							self.readers[socket].handle_read()
 						except:
-							traceback.print_exc()
+							if not globals()['_GLOBAL_DONE']:
+								traceback.print_exc()
 				except:
 					pass