Merge branch 'private-fonts'

Add support for using application-private fonts.

Closes #13568.

Closes https://github.com/wxWidgets/wxWidgets/pull/591

build/bakefiles/mac_bundles.bkl

@@ -21,6 +21,7 @@
         $(TOP_SRCDIR)src/osx/carbon/wxmac.icns
     </set>
     <set var="BUNDLE_RESOURCES" overwrite="0"></set>
+    <set var="BUNDLE_FONT_RESOURCES" overwrite="0"></set>
 
     <define-tag name="wx-mac-app-bundle" rules="exe">
 
@@ -44,6 +45,7 @@
             <depends-on-file>$(BUNDLE_PLIST)</depends-on-file>
             <depends-on-file>$(BUNDLE_ICON)</depends-on-file>
             <depends-on-file>$(BUNDLE_RESOURCES)</depends-on-file>
+            <depends-on-file>$(BUNDLE_FONT_RESOURCES)</depends-on-file>
 
             <command>
                 <!-- create the directories: -->
@@ -72,6 +74,16 @@
                     cp -f $(BUNDLE_RESOURCES) $(BUNDLE)/Resources
                 </command>
             </if>
+            <if cond="BUNDLE_FONT_RESOURCES!=''">
+                <!--
+                    Special case of font resources, which must be copied into
+                    the Fonts subdirectory used in src/osx/carbon/Info.plist.in file.
+                 -->
+                <command>
+                    mkdir -p $(BUNDLE)/Resources/Fonts
+                    cp -f $(BUNDLE_FONT_RESOURCES) $(BUNDLE)/Resources/Fonts
+                </command>
+            </if>
  
         </modify-target>