X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fall-font-metrics.cc;h=ab4f2a4ce4e3a09651b674a8f9598e2cdd6699f5;hb=97a0169312a260933246ab224e4f8b0969871dd5;hp=31e8fbb619ed57b36f93ef91c32836e17588f61a;hpb=68926767412d644f03b3200058baca5d8c929991;p=lilypond.git

diff --git a/lily/all-font-metrics.cc b/lily/all-font-metrics.cc
index 31e8fbb619..ab4f2a4ce4 100644
--- a/lily/all-font-metrics.cc
+++ b/lily/all-font-metrics.cc
@@ -43,15 +43,15 @@ All_font_metrics::get_index_to_charcode_map (const string &filename,
 All_font_metrics::All_font_metrics (const string &path)
 {
 #if HAVE_PANGO_FT2
-  pango_dict_ = new Scheme_hash_table;
+  pango_dict_ = 0;
 #endif
 
-  otf_dict_ = new Scheme_hash_table;
+  otf_dict_ = 0;
   smobify_self ();
-  otf_dict_->unprotect ();
+  otf_dict_ = unsmob<Scheme_hash_table> (Scheme_hash_table::make_smob ());
 
 #if HAVE_PANGO_FT2
-  pango_dict_->unprotect ();
+  pango_dict_ = unsmob<Scheme_hash_table> (Scheme_hash_table::make_smob ());
   PangoFontMap *pfm = pango_ft2_font_map_new ();
 
   pango_ft2_fontmap_ = PANGO_FT2_FONT_MAP (pfm);
@@ -72,7 +72,7 @@ All_font_metrics::~All_font_metrics ()
 }
 
 SCM
-All_font_metrics::mark_smob ()
+All_font_metrics::mark_smob () const
 {
 #if HAVE_PANGO_FT2
   if (pango_dict_)
@@ -113,7 +113,7 @@ All_font_metrics::find_pango_font (PangoFontDescription const *description,
                                    scm_from_double (1.0));
     }
   g_free (pango_fn);
-  return derived_unsmob<Pango_font> (val);
+  return unsmob<Pango_font> (val);
 }
 
 #endif
@@ -138,15 +138,15 @@ All_font_metrics::find_otf (const string &name)
 
       debug_output ("]", false);
 
-      Font_metric::unsmob (val)->file_name_ = file_name;
+      unsmob<Font_metric> (val)->file_name_ = file_name;
       SCM name_string = ly_string2scm (name);
-      Font_metric::unsmob (val)->description_ = scm_cons (name_string,
+      unsmob<Font_metric> (val)->description_ = scm_cons (name_string,
                                                      scm_from_double (1.0));
       otf_dict_->set (sname, val);
-      Font_metric::unsmob (val)->unprotect ();
+      unsmob<Font_metric> (val)->unprotect ();
     }
 
-  return derived_unsmob<Open_type_font> (val);
+  return unsmob<Open_type_font> (val);
 }
 
 Font_metric *