Doc: NR - changing-defaults.itely - various improvements

[lilypond.git] / lily / output-property-engraver.cc

diff --git a/lily/output-property-engraver.cc b/lily/output-property-engraver.cc
index e66faba789def2cd683e250bff19444ec82604f2..c14a6ee563b11c3e1f09cd6210ed7f7fa8eb1255 100644 (file)
--- a/lily/output-property-engraver.cc
+++ b/lily/output-property-engraver.cc
@@ -1,11 +1,21 @@
-/*   
-  output-property-engraver.cc -- implement Output_property_engraver
-  
-  source file of the GNU LilyPond music typesetter
-  
-  (c) 2000--2007 Han-Wen Nienhuys <hanwen@xs4all.nl>
-  
- */
+/*
+  This file is part of LilyPond, the GNU music typesetter.
+
+  Copyright (C) 2000--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
+  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/>.
+*/
 
 #include "engraver.hh"
 #include "context.hh"
@@ -46,6 +56,10 @@ Output_property_engraver::acknowledge_grob (Grob_info inf)
     {
       Stream_event *o = props_[i];
       Context *d = inf.context ();
+      SCM grob = o->get_property ("symbol");
+      if (scm_is_symbol (grob)
+          && ly_symbol2string (grob) != inf.grob ()->name ())
+        continue;
       SCM proc = o->get_property ("procedure");
       scm_call_3 (proc,
                  inf.grob ()->self_scm (),
@@ -66,9 +80,8 @@ Output_property_engraver::Output_property_engraver ()
 
 ADD_ACKNOWLEDGER (Output_property_engraver, grob);
 ADD_TRANSLATOR (Output_property_engraver,
-
                /* doc */
-               "Apply a procedure to any grob acknowledged. ",
+               "Apply a procedure to any grob acknowledged.",
                
                /* create */
                "",
@@ -77,4 +90,5 @@ ADD_TRANSLATOR (Output_property_engraver,
                "",
                
                /* write */
-               "");
+               ""
+               );