texttagtable: move private functions to gtktexttagtableprivate.h

This makes backporting changes from 4.x a bit easier.

gtk/gtktextbuffer.c

@@ -38,6 +38,7 @@
 #include "gtktextbtree.h"
 #include "gtktextiterprivate.h"
 #include "gtktexttagprivate.h"
+#include "gtktexttagtableprivate.h"
 #include "gtkprivate.h"
 #include "gtkintl.h"
 

gtk/gtktexttagtable.h

@@ -93,15 +93,6 @@ void             gtk_text_tag_table_foreach  (GtkTextTagTable        *table,
 GDK_AVAILABLE_IN_ALL
 gint             gtk_text_tag_table_get_size (GtkTextTagTable        *table);
 
-
-/* INTERNAL private stuff - not even exported from the library on
- * many platforms
- */
-void _gtk_text_tag_table_add_buffer    (GtkTextTagTable *table,
-                                        gpointer         buffer);
-void _gtk_text_tag_table_remove_buffer (GtkTextTagTable *table,
-                                        gpointer         buffer);
-
 G_END_DECLS
 
 #endif

gtk/gtktexttagtableprivate.h

@@ -0,0 +1,39 @@
+/* GTK - The GIMP Toolkit
+ * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/*
+ * Modified by the GTK+ Team and others 1997-2000.  See the AUTHORS
+ * file for a list of people on the GTK+ Team.  See the ChangeLog
+ * files for a list of changes.  These files are distributed with
+ * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
+ */
+
+#ifndef __GTK_TEXT_TAG_TABLE_PRIVATE_H__
+#define __GTK_TEXT_TAG_TABLE_PRIVATE_H__
+
+#include <gtk/gtktexttagtable.h>
+
+G_BEGIN_DECLS
+
+void _gtk_text_tag_table_add_buffer    (GtkTextTagTable *table,
+                                        gpointer         buffer);
+void _gtk_text_tag_table_remove_buffer (GtkTextTagTable *table,
+                                        gpointer         buffer);
+
+G_END_DECLS
+
+#endif