configuration_metadata.cc should be manually generated whenever metadata changes, so just commit current version

gtk2_ardour/configuration_metadata.cc

@@ -0,0 +1,11 @@
+
+/* This file was generated by tools/process-metadata. DO NOT EDIT THIS FILE. EVER! */
+void
+UIConfiguration::build_metadata ()
+{
+
+#define VAR_META(name,...)  { char const * _x[] { __VA_ARGS__ }; all_metadata.insert (std::make_pair<std::string,Metadata> ((name), PBD::upcase (_x))); }
+
+	VAR_META (X_("font-scale"), _("fonts"), _("font"), _("size"), _("scaling"), _("readable"), _("readability"),  NULL);
+
+}

gtk2_ardour/wscript

@@ -942,15 +942,6 @@ def build(bld):
             )
         obj.install_path = bld.env['CONFDIR']
 
-    # NATIVE ARDOUR BINDING FILES
-    # explicitly state the use of perl here so that it works on windows too
-    #
-    pm_rule = 'perl %s/tools/process-metadata <${SRC[0].abspath()} >${TGT}' % bld.top_dir;
-    bld(target = 'configuration_metadata.cc',
-        source = 'preference-metadata',
-        rule = pm_rule
-        )
-
     # Icons/Images
     bld.install_files(os.path.join (bld.env['DATADIR'], 'icons'), bld.path.ant_glob('icons/*.png'))
     bld.install_files(bld.env['DATADIR'], 'ArdourMono.ttf')

tools/process-metadata

@@ -7,7 +7,7 @@ $heading = "";
 $accumulated = "";
 
 print "
-/* This file was generated by tools/process-metadata */
+/* This file was generated by tools/process-metadata. DO NOT EDIT THIS FILE. EVER! */
 void
 UIConfiguration::build_metadata ()
 {