X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Finclude%2Fchange-iterator.hh;h=1ba16c09071916727300214f903ffbb6d83ea6e5;hb=3af0951f9a11677240efa6228683dd4fcea13eaf;hp=2c9cb33125a7de97454a9b9500c5c4aebb6daa46;hpb=652ed35a2013489d0a14fede6307cd2595abb2c4;p=lilypond.git

diff --git a/lily/include/change-iterator.hh b/lily/include/change-iterator.hh
index 2c9cb33125..1ba16c0907 100644
--- a/lily/include/change-iterator.hh
+++ b/lily/include/change-iterator.hh
@@ -1,7 +1,7 @@
 /*
   This file is part of LilyPond, the GNU music typesetter.
 
-  Copyright (C) 1997--2012 Han-Wen Nienhuys <hanwen@xs4all.nl>
+  Copyright (C) 1997--2015 Han-Wen Nienhuys <hanwen@xs4all.nl>
 
   LilyPond is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
@@ -30,6 +30,10 @@ public:
   DECLARE_SCHEME_CALLBACK (constructor, ());
   DECLARE_CLASSNAME (Change_iterator);
 
+  // returns an error message (empty on success)
+  static string change_to (Music_iterator &it,
+                           SCM to_type, const string &to_id);
+
 private:
   void error (const string&);
 };