# HG changeset patch
# User Alexis S. L. Carvalho <alexis@cecm.usp.br>
# Date 1174342060 10800
# Node ID 89075f10641408fad1249103e5c30e8949039f14
# Parent  cc81c512a5316a025f2ca8bb0c1113b5d28b83bb
debugsetparents: wlock the repo before updating the dirstate

diff --git a/mercurial/commands.py b/mercurial/commands.py
--- a/mercurial/commands.py
+++ b/mercurial/commands.py
@@ -764,7 +764,11 @@ def debugsetparents(ui, repo, rev1, rev2
     if not rev2:
         rev2 = hex(nullid)
 
-    repo.dirstate.setparents(repo.lookup(rev1), repo.lookup(rev2))
+    wlock = repo.wlock()
+    try:
+        repo.dirstate.setparents(repo.lookup(rev1), repo.lookup(rev2))
+    finally:
+        wlock.release()
 
 def debugstate(ui, repo):
     """show the contents of the current dirstate"""