# HG changeset patch
# User Brendan Cully <brendan@kublai.com>
# Date 1266627047 28800
# 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 -r 47838dee7d60 -r 1426b4807fc8 hgext/zeroconf/Zeroconf.py
--- a/hgext/zeroconf/Zeroconf.py	Fri Feb 19 21:48:09 2010 +0100
+++ b/hgext/zeroconf/Zeroconf.py	Fri Feb 19 16:50:47 2010 -0800
@@ -863,7 +863,8 @@
 						try:
 							self.readers[socket].handle_read()
 						except:
-							traceback.print_exc()
+							if not globals()['_GLOBAL_DONE']:
+								traceback.print_exc()
 				except:
 					pass