Don't crash on zlib errors.

git-svn-id: http://svn.savannah.nongnu.org/svn/rdiff-backup@1042 2b77aa54-bcbc-44c9-a7ec-4f6cf2b41109

trunk/rdiff-backup/CHANGELOG

 New in v1.3.3 (????/??/??)
 ---------------------------
 
+Don't crash on zlib errors. Closes Debian bug #518531. (Andrew Ferguson)
+
 Make sticky bit warnings quieter while determining file system abilities.
 Closes Savannah bug #25788. (Andrew Ferguson)
 

trunk/rdiff-backup/rdiff_backup/robust.py

@@ -19,7 +19,7 @@
 
 """Catch various exceptions given system call"""
 
-import errno, signal, exceptions
+import errno, signal, exceptions, zlib
 import librsync, C, static, rpath, Globals, log, statistics, connection
 
 def check_common_error(error_handler, function, args = []):
@@ -45,7 +45,8 @@ def check_common_error(error_handler, function, args = []):
 def catch_error(exc):
 	"""Return true if exception exc should be caught"""
 	for exception_class in (rpath.SkipFileException, rpath.RPathException,
-							librsync.librsyncError, C.UnknownFileTypeError):
+							librsync.librsyncError, C.UnknownFileTypeError
+							zlib.error):
 		if isinstance(exc, exception_class): return 1
 	if (isinstance(exc, EnvironmentError) and
 		# the invalid mode shows up in backups of /proc for some reason