X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Finclude%2Fgrob-interface.hh;h=2062393f0b74910fe944c726a2b08625f8561499;hb=0b544cfb7332615ef809b71b57ab656741311ae1;hp=69f27976d1a6e664b3b7c5bc3c5032bcce642476;hpb=e24df7c27635dc996c466295eacf2981bddccaf7;p=lilypond.git

diff --git a/lily/include/grob-interface.hh b/lily/include/grob-interface.hh
index 69f27976d1..2062393f0b 100644
--- a/lily/include/grob-interface.hh
+++ b/lily/include/grob-interface.hh
@@ -1,37 +1,50 @@
-/*   
-  interface.hh -- declare Interface 
+/*
+  This file is part of LilyPond, the GNU music typesetter.
 
-  source file of the GNU LilyPond music typesetter
+  Copyright (C) 2002--2014 Han-Wen Nienhuys <hanwen@xs4all.nl>
 
-  (c) 2002--2005 Han-Wen Nienhuys <hanwen@cs.uu.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 INTERFACE_HH
 #define INTERFACE_HH
 
-#include <libguile.h> /* SCM */
-
-
-
-#define ADD_INTERFACE(cl,a,b,c) \
-bool cl::has_interface(Grob*me)\
-{\
-  return me->internal_has_interface (ly_symbol2scm (a));\
-}\
-void cl ## _init_ifaces() {\
-  add_interface(a,b,c);\
-}\
-ADD_SCM_INIT_FUNC(cl ## ifaces, cl ## _init_ifaces);\
-
-
-
-void add_interface (const char * symbol,
-		    const char * descr,
-		    const char * vars);
-
-SCM ly_add_interface (SCM, SCM, SCM); 
-SCM ly_all_grob_interfaces();
+#include "lily-guile.hh"
+
+#define DECLARE_GROB_INTERFACE() \
+  static SCM interface_symbol_;    \
+  static bool has_interface (Grob*)
+
+#define ADD_INTERFACE(cl, b, c)                         \
+  SCM cl::interface_symbol_; \
+  bool cl::has_interface (Grob *me)                             \
+  {                                                             \
+    return me->internal_has_interface (interface_symbol_);      \
+  }                                                             \
+  void cl ## _init_ifaces ()                                    \
+  {                                                             \
+    cl::interface_symbol_ = add_interface (#cl, b, c);          \
+  }                                                             \
+  ADD_SCM_INIT_FUNC (cl ## ifaces, cl ## _init_ifaces);
+
+SCM add_interface (char const *cxx_name,
+                   char const *descr,
+                   char const *vars);
+
+SCM ly_add_interface (SCM, SCM, SCM);
+void internal_add_interface (SCM, SCM, SCM);
+SCM ly_all_grob_interfaces ();
 
 #endif /* INTERFACE_HH */