- spacing_ =new Spanner (get_property ("SpacingSpanner"));
- spacing_->set_bound (LEFT, unsmob_grob (get_property ("currentCommandColumn")));
- announce_grob(spacing_, SCM_EOL);
+ if (!spacing_)
+ {
+ spacing_ = make_spanner ("SpacingSpanner", SCM_EOL);
+ spacing_->set_bound (LEFT, unsmob_grob (get_property ("currentCommandColumn")));
+
+ }