X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fgrob-info.cc;h=b710477a8e4073ef21a2bc0812e198fa99ba8ab9;hb=54b02666750062788185bd3f99e644d621e348c2;hp=23ff736d9536c0ab62a7b40c1a5023662052dddf;hpb=abbdb46061be5c0a0682059d1f86bf3e44ca5cf3;p=lilypond.git

diff --git a/lily/grob-info.cc b/lily/grob-info.cc
index 23ff736d95..b710477a8e 100644
--- a/lily/grob-info.cc
+++ b/lily/grob-info.cc
@@ -1,14 +1,24 @@
 /*
-  grob-info.cc -- implement Grob_info
+  This file is part of LilyPond, the GNU music typesetter.
 
-  source file of the GNU LilyPond music typesetter
+  Copyright (C) 1997--2011 Han-Wen Nienhuys <hanwen@xs4all.nl>
 
-  (c) 1997--2006 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 "context.hh"
 #include "grob-info.hh"
-#include "grob.hh"
 #include "item.hh"
 #include "music.hh"
 #include "spanner.hh"
@@ -20,6 +30,12 @@ Grob_info::Grob_info (Translator *t, Grob *g)
   origin_trans_ = t;
   grob_ = g;
   start_end_ = START;
+  rerouting_daddy_context_ = 0;
+
+  /*
+    assert here, because this is easier to debug.
+  */
+  assert (g);
 }
 
 Grob_info::Grob_info ()
@@ -27,6 +43,7 @@ Grob_info::Grob_info ()
   grob_ = 0;
   start_end_ = START;
   origin_trans_ = 0;
+  rerouting_daddy_context_ = 0;
 }
 
 Stream_event *
@@ -79,3 +96,9 @@ Grob_info::ultimate_event_cause () const
     }
   return unsmob_stream_event (cause);
 }
+
+bool
+Grob_info::less (Grob_info i, Grob_info j)
+{
+  return Grob::less (i.grob (), j.grob ());
+}