Use a `define-builtin-markup-command' macro for builtin markups, which

[lilypond.git] / lily / include / separating-group-spanner.hh

diff --git a/lily/include/separating-group-spanner.hh b/lily/include/separating-group-spanner.hh
index 15b6aecbe839b10b5c897aa18179148360ea5308..1419d539718cb0e159eb6c1e25168a2ccbfd96ec 100644 (file)
--- a/lily/include/separating-group-spanner.hh
+++ b/lily/include/separating-group-spanner.hh
@@ -9,7 +9,8 @@
 #ifndef SEPARATING_GROUP_SPANNER_HH
 #define SEPARATING_GROUP_SPANNER_HH
 
-#include "spanner.hh"
+#include "grob-interface.hh"
+#include "lily-proto.hh"
 
 class Separating_group_spanner
 {
@@ -20,7 +21,7 @@ class Separating_group_spanner
 public:
   static void add_spacing_unit (Grob *me, Item *);
 
-  static bool has_interface (Grob *);
+  DECLARE_GROB_INTERFACE();
   DECLARE_SCHEME_CALLBACK (set_spacing_rods, (SCM));
 };