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   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                         GNAT LIBRARY COMPONENTS                          --
   4 --                                                                          --
   5 --            A D A . C O N T A I N E R S . H A S H _ T A B L E S           --
   6 --                                                                          --
   7 --                                 S p e c                                  --
   8 --                                                                          --
   9 --          Copyright (C) 2004-2006, Free Software Foundation, Inc.         --
  10 --                                                                          --
  11 -- GNAT is free software;  you can  redistribute it  and/or modify it under --
  12 -- terms of the  GNU General Public License as published  by the Free Soft- --
  13 -- ware  Foundation;  either version 2,  or (at your option) any later ver- --
  14 -- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
  15 -- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
  16 -- or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License --
  17 -- for  more details.  You should have  received  a copy of the GNU General --
  18 -- Public License  distributed with GNAT;  see file COPYING.  If not, write --
  19 -- to  the  Free Software Foundation,  51  Franklin  Street,  Fifth  Floor, --
  20 -- Boston, MA 02110-1301, USA.                                              --
  21 --                                                                          --
  22 -- As a special exception,  if other files  instantiate  generics from this --
  23 -- unit, or you link  this unit with other files  to produce an executable, --
  24 -- this  unit  does not  by itself cause  the resulting  executable  to  be --
  25 -- covered  by the  GNU  General  Public  License.  This exception does not --
  26 -- however invalidate  any other reasons why  the executable file  might be --
  27 -- covered by the  GNU Public License.                                      --
  28 --                                                                          --
  29 -- This unit was originally developed by Matthew J Heaney.                  --
  30 ------------------------------------------------------------------------------
  31
  32 --  This package declares the hash-table type used to implement hashed
  33 --  containers.
  34
  35 package Ada.Containers.Hash_Tables is
  36    pragma Preelaborate;
  37
  38    generic
  39       type Node_Type (<>) is limited private;
  40
  41       type Node_Access is access Node_Type;
  42
  43    package Generic_Hash_Table_Types is
  44       type Buckets_Type is array (Hash_Type range <>) of Node_Access;
  45
  46       type Buckets_Access is access Buckets_Type;
  47
  48       type Hash_Table_Type is tagged record
  49          Buckets : Buckets_Access;
  50          Length  : Count_Type := 0;
  51          Busy    : Natural := 0;
  52          Lock    : Natural := 0;
  53       end record;
  54    end Generic_Hash_Table_Types;
  55
  56 end Ada.Containers.Hash_Tables;