X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Finclude%2Fengraver.hh;h=3cf83b91111ec89133609f2864779cd2366c58e6;hb=27945b310409e8e0e76ceffc5aa34851448239b8;hp=5f74491e949fbe75be5e22a5813f91f371af5ca1;hpb=16cb456cabf477f6d398ff731aa0f10b60913394;p=lilypond.git

diff --git a/lily/include/engraver.hh b/lily/include/engraver.hh
index 5f74491e94..3cf83b9111 100644
--- a/lily/include/engraver.hh
+++ b/lily/include/engraver.hh
@@ -1,9 +1,20 @@
 /*
-  engraver.hh -- declare Engraver
+  This file is part of LilyPond, the GNU music typesetter.
 
-  source file of the GNU LilyPond music typesetter
+  Copyright (C) 1996--2010 Han-Wen Nienhuys <hanwen@xs4all.nl>
 
-  (c) 1996--2007 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
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+
+  LilyPond is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with LilyPond.  If not, see <http://www.gnu.org/licenses/>.
 */
 
 #ifndef ENGRAVER_HH
@@ -20,7 +31,7 @@ class Engraver : public Translator
 {
   Grob *internal_make_grob (SCM sym, SCM cause, char const *name,
 			    char const *f, int l, char const *fun);
-
+  friend SCM ly_engraver_make_grob (SCM, SCM, SCM);
   friend class Engraver_group;
 protected:
   /*
@@ -58,5 +69,7 @@ public:
 #define make_spanner(x, cause) internal_make_spanner (ly_symbol2scm (x), cause, x, __FILE__, __LINE__, __FUNCTION__)
 #define make_paper_column(x) internal_make_column (ly_symbol2scm (x), x, __FILE__, __LINE__, __FUNCTION__)
 
+Engraver* unsmob_engraver (SCM eng);
+bool ly_is_grob_cause (SCM obj);
 
 #endif // ENGRAVER_HH