New upstream version 2.19.65

[lilypond.git] / lily / include / protected-scm.hh

diff --git a/lily/include/protected-scm.hh b/lily/include/protected-scm.hh
index 0115cb9f9ff6e2d388dd2fc714ec5639cdcc180c..db8a151ff558854e31ad52e421a74bba7ccb228b 100644 (file)
--- a/lily/include/protected-scm.hh
+++ b/lily/include/protected-scm.hh
@@ -54,6 +54,7 @@ public:
   Protected_scm &operator = (Protected_scm const &);
   operator const SCM & () const;
   operator SCM & ();
+  bool is_bound () const;  // SCM_UNBNDP balks at Protected_scm
 };
 
 #endif /* PROTECTED_SCM_HH */