X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Flily-guile.cc;h=6896d43d7c2c9ed269d4fe6ff95d9bf5b2a7a686;hb=47db9a3883d726ca53e2133a3b2298f78dd6a32e;hp=5e3b1c0f697ed6bcdda79e01ee761849163028b2;hpb=462cef0beb326dea3878456fda920592bab3d126;p=lilypond.git

diff --git a/lily/lily-guile.cc b/lily/lily-guile.cc
index 5e3b1c0f69..6896d43d7c 100644
--- a/lily/lily-guile.cc
+++ b/lily/lily-guile.cc
@@ -1,7 +1,7 @@
 /*
   This file is part of LilyPond, the GNU music typesetter.
 
-  Copyright (C) 1998--2012 Jan Nieuwenhuizen <janneke@gnu.org>
+  Copyright (C) 1998--2015 Jan Nieuwenhuizen <janneke@gnu.org>
   Han-Wen Nienhuys <hanwen@xs4all.nl>
 
   LilyPond is free software: you can redistribute it and/or modify
@@ -75,13 +75,13 @@ ly_symbol2string (SCM s)
 }
 
 string
-robust_symbol2string (SCM sym, string str)
+robust_symbol2string (SCM sym, const string &str)
 {
   return scm_is_symbol (sym) ? ly_symbol2string (sym) : str;
 }
 
 string
-gulp_file_to_string (string fn, bool must_exist, int size)
+gulp_file_to_string (const string &fn, bool must_exist, int size)
 {
   string s = global_path.find (fn);
   if (s == "")
@@ -554,10 +554,10 @@ ly_floatvector2scm (vector<Real> v)
 }
 
 string
-robust_scm2string (SCM k, string s)
+robust_scm2string (SCM k, const string &s)
 {
   if (scm_is_string (k))
-    s = ly_scm2string (k);
+    return ly_scm2string (k);
   return s;
 }