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------------------------------------------------------------------------------
--                                                                          --
--                         GNAT RUN-TIME COMPONENTS                         --
--                                                                          --
--      A D A . W I D E _ W I D E _ T E X T _ I O . M O D U L A R _ I O     --
--                                                                          --
--                                 B o d y                                  --
--                                                                          --
--          Copyright (C) 1992-2009, 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/>.                                          --
--                                                                          --
-- GNAT was originally developed  by the GNAT team at  New York University. --
-- Extensive contributions were provided by Ada Core Technologies Inc.      --
--                                                                          --
------------------------------------------------------------------------------
 
with Ada.Wide_Wide_Text_IO.Modular_Aux;
 
with System.Unsigned_Types; use System.Unsigned_Types;
with System.WCh_Con;        use System.WCh_Con;
with System.WCh_WtS;        use System.WCh_WtS;
 
package body Ada.Wide_Wide_Text_IO.Modular_IO is
 
   subtype TFT is Ada.Wide_Wide_Text_IO.File_Type;
   --  File type required for calls to routines in Aux
 
   package Aux renames Ada.Wide_Wide_Text_IO.Modular_Aux;
 
   ---------
   -- Get --
   ---------
 
   procedure Get
     (File  : File_Type;
      Item  : out Num;
      Width : Field := 0)
   is
   begin
      if Num'Size > Unsigned'Size then
         Aux.Get_LLU (TFT (File), Long_Long_Unsigned (Item), Width);
      else
         Aux.Get_Uns (TFT (File), Unsigned (Item), Width);
      end if;
 
   exception
      when Constraint_Error => raise Data_Error;
   end Get;
 
   procedure Get
     (Item  : out Num;
      Width : Field := 0)
   is
   begin
      Get (Current_Input, Item, Width);
   end Get;
 
   procedure Get
     (From : Wide_Wide_String;
      Item : out Num;
      Last : out Positive)
   is
      S : constant String := Wide_Wide_String_To_String (From, WCEM_Upper);
      --  String on which we do the actual conversion. Note that the method
      --  used for wide character encoding is irrelevant, since if there is
      --  a character outside the Standard.Character range then the call to
      --  Aux.Gets will raise Data_Error in any case.
 
   begin
      if Num'Size > Unsigned'Size then
         Aux.Gets_LLU (S, Long_Long_Unsigned (Item), Last);
      else
         Aux.Gets_Uns (S, Unsigned (Item), Last);
      end if;
 
   exception
      when Constraint_Error => raise Data_Error;
   end Get;
 
   ---------
   -- Put --
   ---------
 
   procedure Put
     (File  : File_Type;
      Item  : Num;
      Width : Field := Default_Width;
      Base  : Number_Base := Default_Base)
   is
   begin
      if Num'Size > Unsigned'Size then
         Aux.Put_LLU (TFT (File), Long_Long_Unsigned (Item), Width, Base);
      else
         Aux.Put_Uns (TFT (File), Unsigned (Item), Width, Base);
      end if;
   end Put;
 
   procedure Put
     (Item  : Num;
      Width : Field := Default_Width;
      Base  : Number_Base := Default_Base)
   is
   begin
      Put (Current_Output, Item, Width, Base);
   end Put;
 
   procedure Put
     (To   : out Wide_Wide_String;
      Item : Num;
      Base : Number_Base := Default_Base)
   is
      S : String (To'First .. To'Last);
 
   begin
      if Num'Size > Unsigned'Size then
         Aux.Puts_LLU (S, Long_Long_Unsigned (Item), Base);
      else
         Aux.Puts_Uns (S, Unsigned (Item), Base);
      end if;
 
      for J in S'Range loop
         To (J) := Wide_Wide_Character'Val (Character'Pos (S (J)));
      end loop;
   end Put;
 
end Ada.Wide_Wide_Text_IO.Modular_IO;
 

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