check-code: Only call check-code if __name__ = "__main__".
This changeset moves the code that actually executes something to the
"if __name__ = '__main__'" section to allow the file to be imported as
a module.
#!/bin/sh
"$TESTDIR/hghave" symlink || exit 80
hg init a
cd a
echo '% directory moved and symlinked'
mkdir foo
touch foo/a
hg ci -Ama
mv foo bar
ln -s bar foo
echo '% now addremove should remove old files'
hg addremove