X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Finclude%2Fmidi-stream.hh;h=a14ac80e204f24d7b82878ce6fb21736623d5619;hb=47db9a3883d726ca53e2133a3b2298f78dd6a32e;hp=6badfd3e8964eeb6e092a7cd9d9828b0a751c047;hpb=bc95f4434f760d41191341ab4508b2064eb19025;p=lilypond.git

diff --git a/lily/include/midi-stream.hh b/lily/include/midi-stream.hh
index 6badfd3e89..a14ac80e20 100644
--- a/lily/include/midi-stream.hh
+++ b/lily/include/midi-stream.hh
@@ -1,7 +1,7 @@
 /*
   This file is part of LilyPond, the GNU music typesetter.
 
-  Copyright (C) 1997--2010 Jan Nieuwenhuizen <janneke@gnu.org>
+  Copyright (C) 1997--2015 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
@@ -29,10 +29,10 @@ using namespace std;
 
 struct Midi_stream
 {
-  Midi_stream (string file_name_string);
+  Midi_stream (const string &file_name_string);
   ~Midi_stream ();
 
-  void write (string);
+  void write (const string&);
   void write (Midi_chunk const &);
   void open ();