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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [ada/] [a-crbltr.ads] - Rev 839
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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) 2004-2011, 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; generic type Node_Type is private; package Generic_Bounded_Tree_Types is type Nodes_Type is array (Count_Type range <>) of Node_Type; -- Note that objects of type Tree_Type are logically initialized (in the -- sense that representation invariants of type are satisfied by dint of -- default initialization), even without the Nodes component also having -- its own initialization expression. We only initializae the Nodes -- component here in order to prevent spurious compiler warnings about -- the container object not being fully initialized. type Tree_Type (Capacity : Count_Type) is tagged record First : Count_Type := 0; Last : Count_Type := 0; Root : Count_Type := 0; Length : Count_Type := 0; Busy : Natural := 0; Lock : Natural := 0; Free : Count_Type'Base := -1; Nodes : Nodes_Type (1 .. Capacity) := (others => <>); end record; end Generic_Bounded_Tree_Types; end Ada.Containers.Red_Black_Trees;
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