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mercurial/filemerge.py
changeset 31214 84e8a6834223
parent 30944 48dea083f66d
child 31398 758526333dec 
--- a/mercurial/filemerge.py	Mon Mar 06 03:27:52 2017 -0800
+++ b/mercurial/filemerge.py	Mon Mar 06 03:19:40 2017 -0800
@@ -493,7 +493,7 @@
         repo.ui.status(_('running merge tool %s for file %s\n') %
                        (tool, fcd.path()))
     repo.ui.debug('launching merge tool: %s\n' % cmd)
-    r = ui.system(cmd, cwd=repo.root, environ=env)
+    r = ui.system(cmd, cwd=repo.root, environ=env, blockedtag='mergetool')
     repo.ui.debug('merge tool returned: %s\n' % r)
     return True, r, False
hg-stable