make it possible to disable single-file includes by defining

[platform/upstream/glib.git] / glib / gtree.h

diff --git a/glib/gtree.h b/glib/gtree.h
index bab7127..1d852ec 100644 (file)
--- a/glib/gtree.h
+++ b/glib/gtree.h
@@ -21,9 +21,13 @@
  * Modified by the GLib Team and others 1997-2000.  See the AUTHORS
  * file for a list of people on the GLib Team.  See the ChangeLog
  * files for a list of changes.  These files are distributed with
- * GLib at ftp://ftp.gtk.org/pub/gtk/. 
+ * GLib at ftp://ftp.gtk.org/pub/gtk/.
  */
 
+#if defined(G_DISABLE_SINGLE_INCLUDES) && !defined (__G_LIB_H__) && !defined (GLIB_COMPILATION)
+#error "Only <glib.h> can be included directly."
+#endif
+
 #ifndef __G_TREE_H__
 #define __G_TREE_H__
 
@@ -80,9 +84,6 @@ gpointer g_tree_search          (GTree            *tree,
 gint     g_tree_height          (GTree            *tree);
 gint     g_tree_nnodes          (GTree            *tree);
 
-
-
 G_END_DECLS
 
 #endif /* __G_TREE_H__ */
-