# HG changeset patch
# User Thomas Arendsen Hein <thomas@intevation.de>
# Date 1143629133 -7200
# Node ID 1a09814a5b1f3cd37067f831520afab1d160077a
# Parent  416f9e9e5f1b859e5f579d106902cb26c9b93bc6
Catch HTTPException when reading from remote http repository.

If the server dies very early, an httplib.IncompleteRead exception may be
raised, because httplib can't read a single byte. Catching all HTTPException
subclasses here will prevent ugly backtraces for similar things, too.


diff -r 416f9e9e5f1b -r 1a09814a5b1f mercurial/httprepo.py
--- a/mercurial/httprepo.py	Tue Mar 28 09:26:38 2006 -0800
+++ b/mercurial/httprepo.py	Wed Mar 29 12:45:33 2006 +0200
@@ -9,7 +9,7 @@
 from remoterepo import *
 from i18n import gettext as _
 from demandload import *
-demandload(globals(), "hg os urllib urllib2 urlparse zlib util")
+demandload(globals(), "hg os urllib urllib2 urlparse zlib util httplib")
 
 class httprepository(remoterepository):
     def __init__(self, ui, path):
@@ -129,8 +129,11 @@
 
         def zgenerator(f):
             zd = zlib.decompressobj()
-            for chnk in f:
-                yield zd.decompress(chnk)
+            try:
+                for chnk in f:
+                    yield zd.decompress(chnk)
+            except httplib.HTTPException, inst:
+                raise IOError(None, _('connection ended unexpectedly'))
             yield zd.flush()
 
         return util.chunkbuffer(zgenerator(util.filechunkiter(f)))