Print a more helpful error message if we cannot read the backup destination.

git-svn-id: http://svn.savannah.nongnu.org/svn/rdiff-backup@972 2b77aa54-bcbc-44c9-a7ec-4f6cf2b41109

trunk/rdiff-backup/CHANGELOG

 New in v1.2.3 (????/??/??)
 ---------------------------
 
+Print a more helpful error message if we cannot read the backup destination.
+Closes Ubuntu bug #292586 (again). (Andrew Ferguson)
+
 Print a more helpful error message if we cannot write to the backup
 destination. (Andrew Ferguson)
 

trunk/rdiff-backup/rdiff_backup/rpath.py

@@ -255,6 +255,8 @@ def rename(rp_source, rp_dest):
 			try:
 			    rp_source.conn.os.rename(rp_source.path, rp_dest.path)
 			except OSError, error:
+				# XXX errno.EINVAL and len(rp_dest.path) >= 260 indicates
+				# pathname too long on Windows
 				if error.errno != errno.EEXIST:
 					log.Log("OSError while renaming %s to %s"
 							% (rp_source.path, rp_dest.path), 1)