X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fpaper-score-scheme.cc;h=e2909e284433ebbccc10f5428e3f3c50e7beb91a;hb=97a0169312a260933246ab224e4f8b0969871dd5;hp=0c6a16c21c60de057d1da33f1760aa2860c7b08a;hpb=87eedcd59f4082cb0841528ad5bc82cb1d1191e3;p=lilypond.git

diff --git a/lily/paper-score-scheme.cc b/lily/paper-score-scheme.cc
index 0c6a16c21c..e2909e2844 100644
--- a/lily/paper-score-scheme.cc
+++ b/lily/paper-score-scheme.cc
@@ -1,20 +1,32 @@
 /*
-  paper-score-scheme.cc --  implement Paper_score bindings
+  This file is part of LilyPond, the GNU music typesetter.
 
-  source file of the GNU LilyPond music typesetter
+  Copyright (C) 2005--2015 Han-Wen Nienhuys <hanwen@xs4all.nl>
 
-  (c) 2005--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/>.
 */
 
 #include "paper-score.hh"
 
 LY_DEFINE (ly_paper_score_paper_systems, "ly:paper-score-paper-systems",
-	   1, 0, 0,
-	   (SCM paper_score),
-	   "Return vector of paper_system objects from @var{paper-score}.")
+           1, 0, 0,
+           (SCM paper_score),
+           "Return vector of @code{paper_system} objects from"
+           " @var{paper-score}.")
 {
-  Paper_score *pscore = dynamic_cast<Paper_score *> (unsmob_music_output (paper_score));
-  SCM_ASSERT_TYPE (pscore, paper_score, SCM_ARG1, __FUNCTION__, "Paper score (Music output)");
+  LY_ASSERT_SMOB (Paper_score, paper_score, 1);
 
+  Paper_score *pscore = unsmob<Paper_score> (paper_score);
   return pscore->get_paper_systems ();
 }