-ADD_ACKNOWLEDGER (Tuplet_engraver, note_column);
-ADD_ACKNOWLEDGER (Tuplet_engraver, script);
-ADD_ACKNOWLEDGER (Tuplet_engraver, finger);
-ADD_ACKNOWLEDGER (Tuplet_engraver, string_number);
+void
+Tuplet_engraver::boot ()
+{
+ ADD_LISTENER (Tuplet_engraver, tuplet_span);
+ ADD_ACKNOWLEDGER (Tuplet_engraver, note_column);
+ ADD_ACKNOWLEDGER (Tuplet_engraver, script);
+ ADD_ACKNOWLEDGER (Tuplet_engraver, finger);
+ ADD_ACKNOWLEDGER (Tuplet_engraver, string_number);
+}
+