add support for built-in fonts

Use --enable-builtin-fonts to only use built-in fonts, and avoid loading
fonts.

configure.ac

@@ -392,6 +392,9 @@ AC_ARG_ENABLE(install-libxf86config,
 				[Install libxf86config (default: disabled)]),
 				[INSTALL_LIBXF86CONFIG=$enableval],
 				[INSTALL_LIBXF86CONFIG=no])
+AC_ARG_ENABLE(builtin-fonts,  AS_HELP_STRING([--enable-builtin-fonts], [Use only built-in fonts (default: use external)]),
+                                [BUILTIN_FONTS=$enableval],
+                                [BUILTIN_FONTS=no])
 
 dnl Extensions.
 AC_ARG_ENABLE(composite,      AS_HELP_STRING([--disable-composite], [Build Composite extension (default: enabled)]), [COMPOSITE=$enableval], [COMPOSITE=yes])
@@ -710,6 +713,11 @@ if test "x$XPRINT" = xyes; then
 	REQUIRED_MODULES="$REQUIRED_MODULES printproto"
 fi
 
+if test "x$BUILTIN_FONTS" = xyes; then
+       AC_DEFINE(BUILTIN_FONTS, 1, [Use only built-in fonts])
+       AC_DEFINE(NOFONTSERVERACCESS, 1, [Avoid using a font server])
+fi
+
 AC_DEFINE(RENDER, 1, [Support RENDER extension])
 RENDER_LIB='$(top_builddir)/render/librender.la'
 RENDER_INC='-I$(top_srcdir)/render'

dix/dixfonts.c

@@ -1889,7 +1889,7 @@ InitFonts ()
 {
     patternCache = MakeFontPatternCache();
 
-#ifndef KDRIVESERVER
+#ifndef BUILTIN_FONTS
     if (screenInfo.numScreens > screenInfo.numVideoScreens) {
 	PrinterFontRegisterFpeFunctions();
 	FontFileCheckRegisterFpeFunctions();
@@ -1897,10 +1897,11 @@ InitFonts ()
     } else 
 #endif
     {
-#ifdef KDRIVESERVER
-	BuiltinRegisterFpeFunctions();
-#endif
+#ifdef BUILTIN_FONTS
+        BuiltinRegisterFpeFunctions();
+#else
 	FontFileRegisterFpeFunctions();
+#endif
 #ifndef NOFONTSERVERACCESS
 	fs_register_fpe_functions();
 #endif

dix/main.c

@@ -403,9 +403,14 @@ main(int argc, char *argv[], char *envp[])
 	    FatalError("failed to initialize core devices");
 
 	InitFonts();
+#ifdef BUILTIN_FONTS
+        defaultFontPath = "built-ins";
+#else
 	if (loadableFonts) {
 	    SetFontPath(0, 0, (unsigned char *)defaultFontPath, &error);
-	} else {
+	} else 
+#endif
+        {
 	    if (SetDefaultFontPath(defaultFontPath) != Success)
 		ErrorF("failed to set default font path '%s'",
 			defaultFontPath);

include/dix-config.h.in

@@ -439,4 +439,7 @@
 /* Support D-BUS */
 #undef HAVE_DBUS
 
+/* Use only built-in fonts */
+#undef BUILTIN_FONTS
+
 #endif /* _DIX_CONFIG_H_ */