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------------------------------------------------------------------------------
-- --
-- GNAT RUN-TIME COMPONENTS --
-- --
-- S Y S T E M . I M G _ W C H A R --
-- --
-- B o d y --
-- --
-- Copyright (C) 1992-2005, 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 2, 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. See the GNU General Public License --
-- for more details. You should have received a copy of the GNU General --
-- Public License distributed with GNAT; see file COPYING. If not, write --
-- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, --
-- MA 02111-1307, USA. --
-- --
-- As a special exception, if other files instantiate generics from this --
-- unit, or you link this unit with other files to produce an executable, --
-- this unit does not by itself cause the resulting executable to be --
-- covered by the GNU General Public License. This exception does not --
-- however invalidate any other reasons why the executable file might be --
-- covered by the GNU Public License. --
-- --
-- GNAT was originally developed by the GNAT team at New York University. --
-- Extensive contributions were provided by Ada Core Technologies Inc. --
-- --
------------------------------------------------------------------------------
with Interfaces; use Interfaces;
with System.Img_Char; use System.Img_Char;
package body System.Img_WChar is
--------------------------
-- Image_Wide_Character --
--------------------------
function Image_Wide_Character
(V : Wide_Character) return String
is
begin
return
Image_Wide_Wide_Character
(Wide_Wide_Character'Val (Wide_Character'Pos (V)));
end Image_Wide_Character;
-------------------------------
-- Image_Wide_Wide_Character --
-------------------------------
function Image_Wide_Wide_Character
(V : Wide_Wide_Character) return String
is
Val : Unsigned_32 := Wide_Wide_Character'Pos (V);
begin
-- If in range of standard Character, use Character routine
if Val <= 16#FF# then
return Image_Character (Character'Val (Wide_Wide_Character'Pos (V)));
-- Otherwise value returned is Hex_hhhhhhhh
else
declare
Result : String (1 .. 12) := "Hex_hhhhhhhh";
Hex : constant array (Unsigned_32 range 0 .. 15) of Character :=
"0123456789ABCDEF";
begin
for J in reverse 5 .. 12 loop
Result (J) := Hex (Val mod 16);
Val := Val / 16;
end loop;
return Result;
end;
end if;
end Image_Wide_Wide_Character;
end System.Img_WChar;
|
