X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fperformance.cc;h=1e360054ade3afce50a92e8f7af65584ff666bfd;hb=c08b39b3b6d45d7517c69cc7d28442c4bcdcc789;hp=439d9489f175727bc3ad0624179acaa49b8145d2;hpb=e172d5758ac4e3755640dac9374bd9e7ca0c6ed6;p=lilypond.git

diff --git a/lily/performance.cc b/lily/performance.cc
index 439d9489f1..1e360054ad 100644
--- a/lily/performance.cc
+++ b/lily/performance.cc
@@ -1,9 +1,20 @@
 /*
-  performance.cc -- implement Performance
+  This file is part of LilyPond, the GNU music typesetter.
 
-  source file of the GNU LilyPond music typesetter
+  Copyright (C) 1997--2010 Jan Nieuwenhuizen <janneke@gnu.org>
 
-  (c) 1997--2007 Jan Nieuwenhuizen <janneke@gnu.org>
+  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 "performance.hh"
@@ -17,7 +28,7 @@ using namespace std;
 #include "international.hh"
 #include "lily-version.hh"
 #include "main.hh"
-#include "midi-item.hh"
+#include "midi-chunk.hh"
 #include "midi-stream.hh"
 #include "score.hh"
 #include "string-convert.hh"
@@ -94,7 +105,6 @@ Performance::write_output (string out) const
 
   /* Maybe a bit crude, but we had this before */
   File_name file_name (out);
-  file_name.ext_ = "midi";
   out = file_name.to_string ();
 
   Midi_stream midi_stream (out);
@@ -109,3 +119,9 @@ void
 Performance::process ()
 {
 }
+
+Performance *
+unsmob_performance (SCM x)
+{
+  return dynamic_cast<Performance*> (unsmob_music_output (x));
+}