# HG changeset patch
# User mpm@selenic.com
# Date 1122484048 28800
# Node ID 5cb8a3a023b2dafef0f496d9ff23e0910c04888a
# Parent  b3c7cb74d32589ae885e7554cf56404df6edc1d7
Add changegroup hook for push/pull



diff --git a/mercurial/hg.py b/mercurial/hg.py
--- a/mercurial/hg.py
+++ b/mercurial/hg.py
@@ -1294,6 +1294,10 @@ class localrepository:
                        % (changesets, revisions, files))
 
         tr.close()
+
+        if not self.hook("changegroup"):
+            return 1
+
         return
 
     def update(self, node, allow=False, force=False, choose=None,