X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Ffont-metric.cc;h=f2b6a0e1476c2e669a1917d47f8d17343960ac37;hb=12a06e5c29a2f58081068ac7663f0d6a6d4bdf95;hp=899d80f821166ad95d10f6b0b0e9e11b495c078d;hpb=00b9619cea1020f6773f23df8764ef85ee2912bf;p=lilypond.git

diff --git a/lily/font-metric.cc b/lily/font-metric.cc
index 899d80f821..f2b6a0e147 100644
--- a/lily/font-metric.cc
+++ b/lily/font-metric.cc
@@ -1,7 +1,7 @@
 /*
   This file is part of LilyPond, the GNU music typesetter.
 
-  Copyright (C) 1999--2014 Han-Wen Nienhuys <hanwen@xs4all.nl>
+  Copyright (C) 1999--2015 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
@@ -63,6 +63,7 @@ Font_metric::Font_metric ()
 }
 
 Font_metric::Font_metric (Font_metric const &)
+  : Smob<Font_metric> ()
 {
 }
 
@@ -94,20 +95,19 @@ Font_metric::derived_mark () const
 }
 
 SCM
-Font_metric::mark_smob ()
+Font_metric::mark_smob () const
 {
   derived_mark ();
   return description_;
 }
 
 int
-Font_metric::print_smob (SCM s, SCM port, scm_print_state *)
+Font_metric::print_smob (SCM port, scm_print_state *) const
 {
-  Font_metric *m = Font_metric::unsmob (s);
   scm_puts ("#<", port);
-  scm_puts (m->class_name (), port);
+  scm_puts (class_name (), port);
   scm_puts (" ", port);
-  scm_write (m->description_, port);
+  scm_write (description_, port);
   scm_puts (">", port);
   return 1;
 }