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------------------------------------------------------------------------------
--                                                                          --
--                         GNAT LIBRARY COMPONENTS                          --
--                                                                          --
--            A D A . C O N T A I N E R S . H A S H E D _ M A P S           --
--                                                                          --
--                                 B o d y                                  --
--                                                                          --
--          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.                  --
------------------------------------------------------------------------------
 
with Ada.Unchecked_Deallocation;
 
with Ada.Containers.Hash_Tables.Generic_Operations;
pragma Elaborate_All (Ada.Containers.Hash_Tables.Generic_Operations);
 
with Ada.Containers.Hash_Tables.Generic_Keys;
pragma Elaborate_All (Ada.Containers.Hash_Tables.Generic_Keys);
 
package body Ada.Containers.Hashed_Maps is
 
   -----------------------
   -- Local Subprograms --
   -----------------------
 
   function Copy_Node
     (Source : Node_Access) return Node_Access;
   pragma Inline (Copy_Node);
 
   function Equivalent_Key_Node
     (Key  : Key_Type;
      Node : Node_Access) return Boolean;
   pragma Inline (Equivalent_Key_Node);
 
   procedure Free (X : in out Node_Access);
 
   function Find_Equal_Key
     (R_HT   : Hash_Table_Type;
      L_Node : Node_Access) return Boolean;
 
   function Hash_Node (Node : Node_Access) return Hash_Type;
   pragma Inline (Hash_Node);
 
   function Next (Node : Node_Access) return Node_Access;
   pragma Inline (Next);
 
   function Read_Node
     (Stream : not null access Root_Stream_Type'Class) return Node_Access;
   pragma Inline (Read_Node);
 
   procedure Set_Next (Node : Node_Access; Next : Node_Access);
   pragma Inline (Set_Next);
 
   function Vet (Position : Cursor) return Boolean;
 
   procedure Write_Node
     (Stream : not null access Root_Stream_Type'Class;
      Node   : Node_Access);
   pragma Inline (Write_Node);
 
   --------------------------
   -- Local Instantiations --
   --------------------------
 
   package HT_Ops is new Hash_Tables.Generic_Operations
     (HT_Types  => HT_Types,
      Hash_Node => Hash_Node,
      Next      => Next,
      Set_Next  => Set_Next,
      Copy_Node => Copy_Node,
      Free      => Free);
 
   package Key_Ops is new Hash_Tables.Generic_Keys
     (HT_Types        => HT_Types,
      Next            => Next,
      Set_Next        => Set_Next,
      Key_Type        => Key_Type,
      Hash            => Hash,
      Equivalent_Keys => Equivalent_Key_Node);
 
   function Is_Equal is new HT_Ops.Generic_Equal (Find_Equal_Key);
 
   procedure Read_Nodes  is new HT_Ops.Generic_Read (Read_Node);
   procedure Write_Nodes is new HT_Ops.Generic_Write (Write_Node);
 
   ---------
   -- "=" --
   ---------
 
   function "=" (Left, Right : Map) return Boolean is
   begin
      return Is_Equal (Left.HT, Right.HT);
   end "=";
 
   ------------
   -- Adjust --
   ------------
 
   procedure Adjust (Container : in out Map) is
   begin
      HT_Ops.Adjust (Container.HT);
   end Adjust;
 
   --------------
   -- Capacity --
   --------------
 
   function Capacity (Container : Map) return Count_Type is
   begin
      return HT_Ops.Capacity (Container.HT);
   end Capacity;
 
   -----------
   -- Clear --
   -----------
 
   procedure Clear (Container : in out Map) is
   begin
      HT_Ops.Clear (Container.HT);
   end Clear;
 
   --------------
   -- Contains --
   --------------
 
   function Contains (Container : Map; Key : Key_Type) return Boolean is
   begin
      return Find (Container, Key) /= No_Element;
   end Contains;
 
   ---------------
   -- Copy_Node --
   ---------------
 
   function Copy_Node
     (Source : Node_Access) return Node_Access
   is
      Target : constant Node_Access :=
                 new Node_Type'(Key     => Source.Key,
                                Element => Source.Element,
                                Next    => null);
   begin
      return Target;
   end Copy_Node;
 
   ------------
   -- Delete --
   ------------
 
   procedure Delete (Container : in out Map; Key : Key_Type) is
      X : Node_Access;
 
   begin
      Key_Ops.Delete_Key_Sans_Free (Container.HT, Key, X);
 
      if X = null then
         raise Constraint_Error with "attempt to delete key not in map";
      end if;
 
      Free (X);
   end Delete;
 
   procedure Delete (Container : in out Map; Position : in out Cursor) is
   begin
      if Position.Node = null then
         raise Constraint_Error with
           "Position cursor of Delete equals No_Element";
      end if;
 
      if Position.Container /= Container'Unrestricted_Access then
         raise Program_Error with
           "Position cursor of Delete designates wrong map";
      end if;
 
      if Container.HT.Busy > 0 then
         raise Program_Error with
           "Delete attempted to tamper with elements (map is busy)";
      end if;
 
      pragma Assert (Vet (Position), "bad cursor in Delete");
 
      HT_Ops.Delete_Node_Sans_Free (Container.HT, Position.Node);
 
      Free (Position.Node);
      Position.Container := null;
   end Delete;
 
   -------------
   -- Element --
   -------------
 
   function Element (Container : Map; Key : Key_Type) return Element_Type is
      Node : constant Node_Access := Key_Ops.Find (Container.HT, Key);
 
   begin
      if Node = null then
         raise Constraint_Error with
           "no element available because key not in map";
      end if;
 
      return Node.Element;
   end Element;
 
   function Element (Position : Cursor) return Element_Type is
   begin
      if Position.Node = null then
         raise Constraint_Error with
           "Position cursor of function Element equals No_Element";
      end if;
 
      pragma Assert (Vet (Position), "bad cursor in function Element");
 
      return Position.Node.Element;
   end Element;
 
   -------------------------
   -- Equivalent_Key_Node --
   -------------------------
 
   function Equivalent_Key_Node
     (Key  : Key_Type;
      Node : Node_Access) return Boolean is
   begin
      return Equivalent_Keys (Key, Node.Key);
   end Equivalent_Key_Node;
 
   ---------------------
   -- Equivalent_Keys --
   ---------------------
 
   function Equivalent_Keys (Left, Right : Cursor)
     return Boolean is
   begin
      if Left.Node = null then
         raise Constraint_Error with
           "Left cursor of Equivalent_Keys equals No_Element";
      end if;
 
      if Right.Node = null then
         raise Constraint_Error with
           "Right cursor of Equivalent_Keys equals No_Element";
      end if;
 
      pragma Assert (Vet (Left), "Left cursor of Equivalent_Keys is bad");
      pragma Assert (Vet (Right), "Right cursor of Equivalent_Keys is bad");
 
      return Equivalent_Keys (Left.Node.Key, Right.Node.Key);
   end Equivalent_Keys;
 
   function Equivalent_Keys (Left : Cursor; Right : Key_Type) return Boolean is
   begin
      if Left.Node = null then
         raise Constraint_Error with
           "Left cursor of Equivalent_Keys equals No_Element";
      end if;
 
      pragma Assert (Vet (Left), "Left cursor in Equivalent_Keys is bad");
 
      return Equivalent_Keys (Left.Node.Key, Right);
   end Equivalent_Keys;
 
   function Equivalent_Keys (Left : Key_Type; Right : Cursor) return Boolean is
   begin
      if Right.Node = null then
         raise Constraint_Error with
           "Right cursor of Equivalent_Keys equals No_Element";
      end if;
 
      pragma Assert (Vet (Right), "Right cursor of Equivalent_Keys is bad");
 
      return Equivalent_Keys (Left, Right.Node.Key);
   end Equivalent_Keys;
 
   -------------
   -- Exclude --
   -------------
 
   procedure Exclude (Container : in out Map; Key : Key_Type) is
      X : Node_Access;
   begin
      Key_Ops.Delete_Key_Sans_Free (Container.HT, Key, X);
      Free (X);
   end Exclude;
 
   --------------
   -- Finalize --
   --------------
 
   procedure Finalize (Container : in out Map) is
   begin
      HT_Ops.Finalize (Container.HT);
   end Finalize;
 
   ----------
   -- Find --
   ----------
 
   function Find (Container : Map; Key : Key_Type) return Cursor is
      Node : constant Node_Access := Key_Ops.Find (Container.HT, Key);
 
   begin
      if Node = null then
         return No_Element;
      end if;
 
      return Cursor'(Container'Unchecked_Access, Node);
   end Find;
 
   --------------------
   -- Find_Equal_Key --
   --------------------
 
   function Find_Equal_Key
     (R_HT   : Hash_Table_Type;
      L_Node : Node_Access) return Boolean
   is
      R_Index : constant Hash_Type := Key_Ops.Index (R_HT, L_Node.Key);
      R_Node  : Node_Access := R_HT.Buckets (R_Index);
 
   begin
      while R_Node /= null loop
         if Equivalent_Keys (L_Node.Key, R_Node.Key) then
            return L_Node.Element = R_Node.Element;
         end if;
 
         R_Node := R_Node.Next;
      end loop;
 
      return False;
   end Find_Equal_Key;
 
   -----------
   -- First --
   -----------
 
   function First (Container : Map) return Cursor is
      Node : constant Node_Access := HT_Ops.First (Container.HT);
 
   begin
      if Node = null then
         return No_Element;
      end if;
 
      return Cursor'(Container'Unchecked_Access, Node);
   end First;
 
   ----------
   -- Free --
   ----------
 
   procedure Free (X : in out Node_Access) is
      procedure Deallocate is
         new Ada.Unchecked_Deallocation (Node_Type, Node_Access);
   begin
      if X /= null then
         X.Next := X;     --  detect mischief (in Vet)
         Deallocate (X);
      end if;
   end Free;
 
   -----------------
   -- Has_Element --
   -----------------
 
   function Has_Element (Position : Cursor) return Boolean is
   begin
      pragma Assert (Vet (Position), "bad cursor in Has_Element");
      return Position.Node /= null;
   end Has_Element;
 
   ---------------
   -- Hash_Node --
   ---------------
 
   function Hash_Node (Node : Node_Access) return Hash_Type is
   begin
      return Hash (Node.Key);
   end Hash_Node;
 
   -------------
   -- Include --
   -------------
 
   procedure Include
     (Container : in out Map;
      Key       : Key_Type;
      New_Item  : Element_Type)
   is
      Position : Cursor;
      Inserted : Boolean;
 
   begin
      Insert (Container, Key, New_Item, Position, Inserted);
 
      if not Inserted then
         if Container.HT.Lock > 0 then
            raise Program_Error with
              "Include attempted to tamper with cursors (map is locked)";
         end if;
 
         Position.Node.Key := Key;
         Position.Node.Element := New_Item;
      end if;
   end Include;
 
   ------------
   -- Insert --
   ------------
 
   procedure Insert
     (Container : in out Map;
      Key       : Key_Type;
      Position  : out Cursor;
      Inserted  : out Boolean)
   is
      function New_Node (Next : Node_Access) return Node_Access;
      pragma Inline (New_Node);
 
      procedure Local_Insert is
        new Key_Ops.Generic_Conditional_Insert (New_Node);
 
      --------------
      -- New_Node --
      --------------
 
      function New_Node (Next : Node_Access) return Node_Access is
      begin
         return new Node_Type'(Key     => Key,
                               Element => <>,
                               Next    => Next);
      end New_Node;
 
      HT : Hash_Table_Type renames Container.HT;
 
   --  Start of processing for Insert
 
   begin
      if HT_Ops.Capacity (HT) = 0 then
         HT_Ops.Reserve_Capacity (HT, 1);
      end if;
 
      Local_Insert (HT, Key, Position.Node, Inserted);
 
      if Inserted
        and then HT.Length > HT_Ops.Capacity (HT)
      then
         HT_Ops.Reserve_Capacity (HT, HT.Length);
      end if;
 
      Position.Container := Container'Unchecked_Access;
   end Insert;
 
   procedure Insert
     (Container : in out Map;
      Key       : Key_Type;
      New_Item  : Element_Type;
      Position  : out Cursor;
      Inserted  : out Boolean)
   is
      function New_Node (Next : Node_Access) return Node_Access;
      pragma Inline (New_Node);
 
      procedure Local_Insert is
        new Key_Ops.Generic_Conditional_Insert (New_Node);
 
      --------------
      -- New_Node --
      --------------
 
      function New_Node (Next : Node_Access) return Node_Access is
      begin
         return new Node_Type'(Key, New_Item, Next);
      end New_Node;
 
      HT : Hash_Table_Type renames Container.HT;
 
   --  Start of processing for Insert
 
   begin
      if HT_Ops.Capacity (HT) = 0 then
         HT_Ops.Reserve_Capacity (HT, 1);
      end if;
 
      Local_Insert (HT, Key, Position.Node, Inserted);
 
      if Inserted
        and then HT.Length > HT_Ops.Capacity (HT)
      then
         HT_Ops.Reserve_Capacity (HT, HT.Length);
      end if;
 
      Position.Container := Container'Unchecked_Access;
   end Insert;
 
   procedure Insert
     (Container : in out Map;
      Key       : Key_Type;
      New_Item  : Element_Type)
   is
      Position : Cursor;
      pragma Unreferenced (Position);
 
      Inserted : Boolean;
 
   begin
      Insert (Container, Key, New_Item, Position, Inserted);
 
      if not Inserted then
         raise Constraint_Error with
           "attempt to insert key already in map";
      end if;
   end Insert;
 
   --------------
   -- Is_Empty --
   --------------
 
   function Is_Empty (Container : Map) return Boolean is
   begin
      return Container.HT.Length = 0;
   end Is_Empty;
 
   -------------
   -- Iterate --
   -------------
 
   procedure Iterate
     (Container : Map;
      Process   : not null access procedure (Position : Cursor))
   is
      procedure Process_Node (Node : Node_Access);
      pragma Inline (Process_Node);
 
      procedure Local_Iterate is new HT_Ops.Generic_Iteration (Process_Node);
 
      ------------------
      -- Process_Node --
      ------------------
 
      procedure Process_Node (Node : Node_Access) is
      begin
         Process (Cursor'(Container'Unchecked_Access, Node));
      end Process_Node;
 
      B : Natural renames Container'Unrestricted_Access.HT.Busy;
 
   --  Start of processing for Iterate
 
   begin
      B := B + 1;
 
      begin
         Local_Iterate (Container.HT);
      exception
         when others =>
            B := B - 1;
            raise;
      end;
 
      B := B - 1;
   end Iterate;
 
   ---------
   -- Key --
   ---------
 
   function Key (Position : Cursor) return Key_Type is
   begin
      if Position.Node = null then
         raise Constraint_Error with
           "Position cursor of function Key equals No_Element";
      end if;
 
      pragma Assert (Vet (Position), "bad cursor in function Key");
 
      return Position.Node.Key;
   end Key;
 
   ------------
   -- Length --
   ------------
 
   function Length (Container : Map) return Count_Type is
   begin
      return Container.HT.Length;
   end Length;
 
   ----------
   -- Move --
   ----------
 
   procedure Move
     (Target : in out Map;
      Source : in out Map)
   is
   begin
      HT_Ops.Move (Target => Target.HT, Source => Source.HT);
   end Move;
 
   ----------
   -- Next --
   ----------
 
   function Next (Node : Node_Access) return Node_Access is
   begin
      return Node.Next;
   end Next;
 
   function Next (Position : Cursor) return Cursor is
   begin
      if Position.Node = null then
         return No_Element;
      end if;
 
      pragma Assert (Vet (Position), "bad cursor in function Next");
 
      declare
         HT   : Hash_Table_Type renames Position.Container.HT;
         Node : constant Node_Access := HT_Ops.Next (HT, Position.Node);
 
      begin
         if Node = null then
            return No_Element;
         end if;
 
         return Cursor'(Position.Container, Node);
      end;
   end Next;
 
   procedure Next (Position : in out Cursor) is
   begin
      Position := Next (Position);
   end Next;
 
   -------------------
   -- Query_Element --
   -------------------
 
   procedure Query_Element
     (Position : Cursor;
      Process  : not null access
                   procedure (Key : Key_Type; Element : Element_Type))
   is
   begin
      if Position.Node = null then
         raise Constraint_Error with
           "Position cursor of Query_Element equals No_Element";
      end if;
 
      pragma Assert (Vet (Position), "bad cursor in Query_Element");
 
      declare
         M  : Map renames Position.Container.all;
         HT : Hash_Table_Type renames M.HT'Unrestricted_Access.all;
 
         B : Natural renames HT.Busy;
         L : Natural renames HT.Lock;
 
      begin
         B := B + 1;
         L := L + 1;
 
         declare
            K : Key_Type renames Position.Node.Key;
            E : Element_Type renames Position.Node.Element;
 
         begin
            Process (K, E);
         exception
            when others =>
               L := L - 1;
               B := B - 1;
               raise;
         end;
 
         L := L - 1;
         B := B - 1;
      end;
   end Query_Element;
 
   ----------
   -- Read --
   ----------
 
   procedure Read
     (Stream    : not null access Root_Stream_Type'Class;
      Container : out Map)
   is
   begin
      Read_Nodes (Stream, Container.HT);
   end Read;
 
   procedure Read
     (Stream : not null access Root_Stream_Type'Class;
      Item   : out Cursor)
   is
   begin
      raise Program_Error with "attempt to stream map cursor";
   end Read;
 
   ---------------
   -- Read_Node --
   ---------------
 
   function Read_Node
     (Stream : not null access Root_Stream_Type'Class) return Node_Access
   is
      Node : Node_Access := new Node_Type;
 
   begin
      Key_Type'Read (Stream, Node.Key);
      Element_Type'Read (Stream, Node.Element);
      return Node;
 
   exception
      when others =>
         Free (Node);
         raise;
   end Read_Node;
 
   -------------
   -- Replace --
   -------------
 
   procedure Replace
     (Container : in out Map;
      Key       : Key_Type;
      New_Item  : Element_Type)
   is
      Node : constant Node_Access := Key_Ops.Find (Container.HT, Key);
 
   begin
      if Node = null then
         raise Constraint_Error with
           "attempt to replace key not in map";
      end if;
 
      if Container.HT.Lock > 0 then
         raise Program_Error with
           "Replace attempted to tamper with cursors (map is locked)";
      end if;
 
      Node.Key := Key;
      Node.Element := New_Item;
   end Replace;
 
   ---------------------
   -- Replace_Element --
   ---------------------
 
   procedure Replace_Element
     (Container : in out Map;
      Position  : Cursor;
      New_Item  : Element_Type)
   is
   begin
      if Position.Node = null then
         raise Constraint_Error with
           "Position cursor of Replace_Element equals No_Element";
      end if;
 
      if Position.Container /= Container'Unrestricted_Access then
         raise Program_Error with
           "Position cursor of Replace_Element designates wrong map";
      end if;
 
      if Position.Container.HT.Lock > 0 then
         raise Program_Error with
           "Replace_Element attempted to tamper with cursors (map is locked)";
      end if;
 
      pragma Assert (Vet (Position), "bad cursor in Replace_Element");
 
      Position.Node.Element := New_Item;
   end Replace_Element;
 
   ----------------------
   -- Reserve_Capacity --
   ----------------------
 
   procedure Reserve_Capacity
     (Container : in out Map;
      Capacity  : Count_Type)
   is
   begin
      HT_Ops.Reserve_Capacity (Container.HT, Capacity);
   end Reserve_Capacity;
 
   --------------
   -- Set_Next --
   --------------
 
   procedure Set_Next (Node : Node_Access; Next : Node_Access) is
   begin
      Node.Next := Next;
   end Set_Next;
 
   --------------------
   -- Update_Element --
   --------------------
 
   procedure Update_Element
     (Container : in out Map;
      Position  : Cursor;
      Process   : not null access procedure (Key     : Key_Type;
                                             Element : in out Element_Type))
   is
   begin
      if Position.Node = null then
         raise Constraint_Error with
           "Position cursor of Update_Element equals No_Element";
      end if;
 
      if Position.Container /= Container'Unrestricted_Access then
         raise Program_Error with
           "Position cursor of Update_Element designates wrong map";
      end if;
 
      pragma Assert (Vet (Position), "bad cursor in Update_Element");
 
      declare
         HT : Hash_Table_Type renames Container.HT;
         B  : Natural renames HT.Busy;
         L  : Natural renames HT.Lock;
 
      begin
         B := B + 1;
         L := L + 1;
 
         declare
            K : Key_Type renames Position.Node.Key;
            E : Element_Type renames Position.Node.Element;
 
         begin
            Process (K, E);
 
         exception
            when others =>
               L := L - 1;
               B := B - 1;
               raise;
         end;
 
         L := L - 1;
         B := B - 1;
      end;
   end Update_Element;
 
   ---------
   -- Vet --
   ---------
 
   function Vet (Position : Cursor) return Boolean is
   begin
      if Position.Node = null then
         return Position.Container = null;
      end if;
 
      if Position.Container = null then
         return False;
      end if;
 
      if Position.Node.Next = Position.Node then
         return False;
      end if;
 
      declare
         HT : Hash_Table_Type renames Position.Container.HT;
         X  : Node_Access;
 
      begin
         if HT.Length = 0 then
            return False;
         end if;
 
         if HT.Buckets = null
           or else HT.Buckets'Length = 0
         then
            return False;
         end if;
 
         X := HT.Buckets (Key_Ops.Index (HT, Position.Node.Key));
 
         for J in 1 .. HT.Length loop
            if X = Position.Node then
               return True;
            end if;
 
            if X = null then
               return False;
            end if;
 
            if X = X.Next then  --  to prevent endless loop
               return False;
            end if;
 
            X := X.Next;
         end loop;
 
         return False;
      end;
   end Vet;
 
   -----------
   -- Write --
   -----------
 
   procedure Write
     (Stream    : not null access Root_Stream_Type'Class;
      Container : Map)
   is
   begin
      Write_Nodes (Stream, Container.HT);
   end Write;
 
   procedure Write
     (Stream : not null access Root_Stream_Type'Class;
      Item   : Cursor)
   is
   begin
      raise Program_Error with "attempt to stream map cursor";
   end Write;
 
   ----------------
   -- Write_Node --
   ----------------
 
   procedure Write_Node
     (Stream : not null access Root_Stream_Type'Class;
      Node   : Node_Access)
   is
   begin
      Key_Type'Write (Stream, Node.Key);
      Element_Type'Write (Stream, Node.Element);
   end Write_Node;
 
end Ada.Containers.Hashed_Maps;
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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [ada/] [a-cohama.adb] - Blame information for rev 414

Line No.	Rev	Author	Line
1	281	jeremybenn	`------------------------------------------------------------------------------`
2			`-- --`
3			`-- GNAT LIBRARY COMPONENTS --`
4			`-- --`
5			`-- A D A . C O N T A I N E R S . H A S H E D _ M A P S --`
6			`-- --`
7			`-- B o d y --`
8			`-- --`
9			`-- Copyright (C) 2004-2009, 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 3, 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. --`
17			`-- --`
18			`-- As a special exception under Section 7 of GPL version 3, you are granted --`
19			`-- additional permissions described in the GCC Runtime Library Exception, --`
20			`-- version 3.1, as published by the Free Software Foundation. --`
21			`-- --`
22			`-- You should have received a copy of the GNU General Public License and --`
23			`-- a copy of the GCC Runtime Library Exception along with this program; --`
24			`-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --`
25			`-- <http://www.gnu.org/licenses/>. --`
26			`-- --`
27			`-- This unit was originally developed by Matthew J Heaney. --`
28			`------------------------------------------------------------------------------`
29
30			`with Ada.Unchecked_Deallocation;`
31
32			`with Ada.Containers.Hash_Tables.Generic_Operations;`
33			`pragma Elaborate_All (Ada.Containers.Hash_Tables.Generic_Operations);`
34
35			`with Ada.Containers.Hash_Tables.Generic_Keys;`
36			`pragma Elaborate_All (Ada.Containers.Hash_Tables.Generic_Keys);`
37
38			`package body Ada.Containers.Hashed_Maps is`
39
40			`-----------------------`