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   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                         GNAT RUN-TIME COMPONENTS                         --
   4 --                                                                          --
   5 --                  ADA.STRINGS.WIDE_UNBOUNDED.WIDE_TEXT_IO                 --
   6 --                                                                          --
   7 --                                 S p e c                                  --
   8 --                                                                          --
   9 --          Copyright (C) 1997-2005, 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 -- GNAT was originally developed  by the GNAT team at  New York University. --
  30 -- Extensive contributions were provided by Ada Core Technologies Inc.      --
  31 --                                                                          --
  32 ------------------------------------------------------------------------------
  33
  34 --  This child package of Ada.Strings.Wide_Unbounded provides specialized
  35 --  Wide_Text_IO routines that work directly with unbounded wide strings,
  36 --  avoiding the inefficiencies of access via the standard interface, and also
  37 --  taking direct advantage of the variable length semantics of these strings.
  38
  39 with Ada.Wide_Text_IO;
  40
  41 package Ada.Strings.Wide_Unbounded.Wide_Text_IO is
  42
  43    function Get_Line
  44      return Unbounded_Wide_String;
  45    function Get_Line
  46      (File : Ada.Wide_Text_IO.File_Type) return Unbounded_Wide_String;
  47    --  Reads up to the end of the current line, returning the result
  48    --  as an unbounded string of appropriate length. If no File parameter
  49    --  is present, input is from Current_Input.
  50
  51    procedure Get_Line
  52      (File : Ada.Wide_Text_IO.File_Type;
  53       Item : out Unbounded_Wide_String);
  54    procedure Get_Line (Item : out Unbounded_Wide_String);
  55    --  Similar to the above, but in procedure form with an out parameter
  56
  57    procedure Put
  58      (U : Unbounded_Wide_String);
  59    procedure Put
  60      (File : Ada.Wide_Text_IO.File_Type;
  61       U    : Unbounded_Wide_String);
  62    procedure Put_Line
  63      (U    : Unbounded_Wide_String);
  64    procedure Put_Line
  65      (File : Ada.Wide_Text_IO.File_Type;
  66       U    : Unbounded_Wide_String);
  67    --  These are equivalent to the standard Wide_Text_IO routines passed the
  68    --  value To_Wide_String (U), but operate more efficiently, because the
  69    --  extra copy of the argument is avoided.
  70
  71 end Ada.Strings.Wide_Unbounded.Wide_Text_IO;