# HG changeset patch
# User Jordi Gutiérrez Hermoso <jordigh@octave.org>
# Date 1391787829 18000
# Node ID 5998a6ddc704c29ee725af3995e259396c0b161a
# Parent  711baa274f78c5cfd844bac60288f1527e6c3e98
gitdirstate: import errno for handling OSError

When handling OSError while visiting subdirectories, we're checking
errno, but we never imported this module. This small patch fixes this.

diff --git a/hggit/gitdirstate.py b/hggit/gitdirstate.py
--- a/hggit/gitdirstate.py
+++ b/hggit/gitdirstate.py
@@ -1,4 +1,4 @@
-import os, stat, re
+import os, stat, re, errno
 
 from mercurial import dirstate
 from mercurial import hg