dix: Close protocol.txt after we're done loading extension names

Don't leave this file open during the whole server execution process;
close it once all of the extensions are initialized.

Signed-off-by: Keith Packard <keithp@keithp.com>
Reviewed-by: Adam Jackson <ajax@redhat.com>

dix/main.c

@@ -269,6 +269,8 @@ dix_main(int argc, char *argv[], char *envp[])
 
         dixSaveScreens(serverClient, SCREEN_SAVER_FORCER, ScreenSaverReset);
 
+        dixCloseRegistry();
+
 #ifdef PANORAMIX
         if (!noPanoramiXExtension) {
             if (!PanoramiXCreateConnectionBlock()) {

dix/registry.c

@@ -309,7 +309,11 @@ dixFreeRegistry(void)
     resources = NULL;
 
     nmajor = nevent = nerror = nresource = 0;
+}
 
+void
+dixCloseRegistry(void)
+{
     if (fh) {
 	fclose(fh);
         fh = NULL;

include/registry.h

@@ -45,6 +45,7 @@ extern _X_EXPORT const char *LookupResourceName(RESTYPE rtype);
  */
 extern _X_EXPORT void dixResetRegistry(void);
 extern _X_EXPORT void dixFreeRegistry(void);
+extern _X_EXPORT void dixCloseRegistry(void);
 
 #else                           /* XREGISTRY */