X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fpaper-outputter.cc;h=6dff3242439bcc0c16ea0d5eabbe2fc532570f46;hb=0b544cfb7332615ef809b71b57ab656741311ae1;hp=33657d60cb6f844cb50bbc505a63021d23cb5365;hpb=f93e4199873c91ae32f0e84a610d14853dc379df;p=lilypond.git

diff --git a/lily/paper-outputter.cc b/lily/paper-outputter.cc
index 33657d60cb..6dff324243 100644
--- a/lily/paper-outputter.cc
+++ b/lily/paper-outputter.cc
@@ -1,7 +1,7 @@
 /*
   This file is part of LilyPond, the GNU music typesetter.
 
-  Copyright (C) 1997--2011 Han-Wen Nienhuys <hanwen@xs4all.nl>
+  Copyright (C) 1997--2014 Han-Wen Nienhuys <hanwen@xs4all.nl>
   Jan Nieuwenhuizen <janneke@gnu.org>
 
   LilyPond is free software: you can redistribute it and/or modify
@@ -40,7 +40,7 @@ using namespace std;
 
 #include "ly-smobs.icc"
 
-Paper_outputter::Paper_outputter (SCM port, string format)
+Paper_outputter::Paper_outputter (SCM port, const string &format)
 {
   file_ = port;
   output_module_ = SCM_EOL;
@@ -105,17 +105,20 @@ Paper_outputter::module () const
   return output_module_;
 }
 
-void
+SCM
 Paper_outputter::output_scheme (SCM scm)
 {
-  dump_string (scheme_to_string (scm));
+  SCM str = scheme_to_string (scm);
+  if (scm_is_string (str))
+    dump_string (str);
+  return str;
 }
 
-void
+SCM
 paper_outputter_dump (void *po, SCM x)
 {
   Paper_outputter *me = (Paper_outputter *) po;
-  me->output_scheme (x);
+  return me->output_scheme (x);
 }
 
 void