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------------------------------------------------------------------------------
--                                                                          --
--                         GNAT RUN-TIME COMPONENTS                         --
--                                                                          --
--                  ADA.STRINGS.WIDE_UNBOUNDED.WIDE_TEXT_IO                 --
--                                                                          --
--                                 S p e c                                  --
--                                                                          --
--          Copyright (C) 1997-2009, 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.      --
--                                                                          --
------------------------------------------------------------------------------
 
--  This child package of Ada.Strings.Wide_Unbounded provides specialized
--  Wide_Text_IO routines that work directly with unbounded wide strings,
--  avoiding the inefficiencies of access via the standard interface, and also
--  taking direct advantage of the variable length semantics of these strings.
 
with Ada.Wide_Text_IO;
 
package Ada.Strings.Wide_Unbounded.Wide_Text_IO is
 
   function Get_Line
     return Unbounded_Wide_String;
   function Get_Line
     (File : Ada.Wide_Text_IO.File_Type) return Unbounded_Wide_String;
   --  Reads up to the end of the current line, returning the result
   --  as an unbounded string of appropriate length. If no File parameter
   --  is present, input is from Current_Input.
 
   procedure Get_Line
     (File : Ada.Wide_Text_IO.File_Type;
      Item : out Unbounded_Wide_String);
   procedure Get_Line (Item : out Unbounded_Wide_String);
   --  Similar to the above, but in procedure form with an out parameter
 
   procedure Put
     (U : Unbounded_Wide_String);
   procedure Put
     (File : Ada.Wide_Text_IO.File_Type;
      U    : Unbounded_Wide_String);
   procedure Put_Line
     (U    : Unbounded_Wide_String);
   procedure Put_Line
     (File : Ada.Wide_Text_IO.File_Type;
      U    : Unbounded_Wide_String);
   --  These are equivalent to the standard Wide_Text_IO routines passed the
   --  value To_Wide_String (U), but operate more efficiently, because the
   --  extra copy of the argument is avoided.
 
end Ada.Strings.Wide_Unbounded.Wide_Text_IO;