Fix "too many open files" bug when handling large directories.

git-svn-id: http://svn.savannah.nongnu.org/svn/rdiff-backup@832 2b77aa54-bcbc-44c9-a7ec-4f6cf2b41109

trunk/rdiff-backup/CHANGELOG

 New in v1.1.13 (????/??/??)
 ---------------------------
 
+Fix "too many open files" bug when handling large directories. Patch
+from Anonymous in Savannah bug #20528.
+
 New options: --tempdir and --remote-tempdir. The first one sets the
 directory that rdiff-backup uses for temporary files on the local system.
 The second adds the --tempdir option with the given path when invoking

trunk/rdiff-backup/rdiff_backup/compare.py

@@ -224,7 +224,7 @@ class DataSide(backup.SourceStruct):
 			"""Return 0 if full compare of data matches, 1 otherwise"""
 			if src_rp.getsize() != repo_rorp.getsize(): return 1
 			return not robust.check_common_error(error_handler,
-				 rpath.cmpfileobj, (src_rp.open("rb"), repo_rorp.open("rb")))
+				 rpath.cmp, (src_rp, repo_rorp))
 
 		for repo_rorp in repo_iter:
 			src_rp = src_root.new_index(repo_rorp.index)