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------------------------------------------------------------------------------
-- --
-- GNAT LIBRARY COMPONENTS --
-- --
-- A D A . C O N T A I N E R S . R E D _ B L A C K _ T R E E S --
-- --
-- S p e c --
-- --
-- Copyright (C) 2004-2009, Free Software Foundation, Inc. --
-- --
-- GNAT is free software; you can redistribute it and/or modify it under --
-- terms of the GNU General Public License as published by the Free Soft- --
-- ware Foundation; either version 3, or (at your option) any later ver- --
-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
-- or FITNESS FOR A PARTICULAR PURPOSE. --
-- --
-- As a special exception under Section 7 of GPL version 3, you are granted --
-- additional permissions described in the GCC Runtime Library Exception, --
-- version 3.1, as published by the Free Software Foundation. --
-- --
-- You should have received a copy of the GNU General Public License and --
-- a copy of the GCC Runtime Library Exception along with this program; --
-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
-- <http://www.gnu.org/licenses/>. --
-- --
-- This unit was originally developed by Matthew J Heaney. --
------------------------------------------------------------------------------
-- This package declares the tree type used to implement ordered containers
package Ada.Containers.Red_Black_Trees is
pragma Pure;
type Color_Type is (Red, Black);
generic
type Node_Type (<>) is limited private;
type Node_Access is access Node_Type;
package Generic_Tree_Types is
type Tree_Type is tagged record
First : Node_Access;
Last : Node_Access;
Root : Node_Access;
Length : Count_Type := 0;
Busy : Natural := 0;
Lock : Natural := 0;
end record;
end Generic_Tree_Types;
end Ada.Containers.Red_Black_Trees;
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