# HG changeset patch
# User Alexis S. L. Carvalho <alexis@cecm.usp.br>
# Date 1153774049 25200
# Node ID e6a7a6a33a6226feac334354c63f05f3b288ae01
# Parent  df5e58c84b010bcf83cb12ed106fae74d3b0da5b
make convert-repo deal with git symbolic refs.

Problem noticed by Sébastien Pierre

diff --git a/contrib/convert-repo b/contrib/convert-repo
--- a/contrib/convert-repo
+++ b/contrib/convert-repo
@@ -28,7 +28,8 @@ class convert_git:
         self.path = path
 
     def getheads(self):
-        return [file(self.path + "/HEAD").read()[:-1]]
+        fh = os.popen("GIT_DIR=%s git-rev-parse --verify HEAD" % self.path)
+        return [fh.read()[:-1]]
 
     def catfile(self, rev, type):
         if rev == "0" * 40: raise IOError()