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------------------------------------------------------------------------------
-- --
-- GNAT RUN-TIME COMPONENTS --
-- --
-- A D A . W I D E _ T E X T _ I O . W I D E _ B O U N D E D _ I O --
-- --
-- B o d y --
-- --
-- Copyright (C) 1997-2005, 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, 51 Franklin Street, Fifth Floor, --
-- Boston, MA 02110-1301, 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 Ada.Wide_Text_IO; use Ada.Wide_Text_IO;
with Ada.Unchecked_Deallocation;
package body Ada.Wide_Text_IO.Wide_Bounded_IO is
type Wide_String_Access is access all Wide_String;
procedure Free (WSA : in out Wide_String_Access);
-- Perform an unchecked deallocation of a non-null string
----------
-- Free --
----------
procedure Free (WSA : in out Wide_String_Access) is
Null_Wide_String : constant Wide_String := "";
procedure Deallocate is
new Ada.Unchecked_Deallocation (Wide_String, Wide_String_Access);
begin
-- Do not try to free statically allocated null string
if WSA.all /= Null_Wide_String then
Deallocate (WSA);
end if;
end Free;
--------------
-- Get_Line --
--------------
function Get_Line return Wide_Bounded.Bounded_Wide_String is
begin
return Wide_Bounded.To_Bounded_Wide_String (Get_Line);
end Get_Line;
--------------
-- Get_Line --
--------------
function Get_Line
(File : File_Type) return Wide_Bounded.Bounded_Wide_String
is
begin
return Wide_Bounded.To_Bounded_Wide_String (Get_Line (File));
end Get_Line;
--------------
-- Get_Line --
--------------
procedure Get_Line
(Item : out Wide_Bounded.Bounded_Wide_String)
is
Buffer : Wide_String (1 .. 1000);
Last : Natural;
Str1 : Wide_String_Access;
Str2 : Wide_String_Access;
begin
Get_Line (Buffer, Last);
Str1 := new Wide_String'(Buffer (1 .. Last));
while Last = Buffer'Last loop
Get_Line (Buffer, Last);
Str2 := new Wide_String'(Str1.all & Buffer (1 .. Last));
Free (Str1);
Str1 := Str2;
end loop;
Item := Wide_Bounded.To_Bounded_Wide_String (Str1.all);
end Get_Line;
--------------
-- Get_Line --
--------------
procedure Get_Line
(File : File_Type;
Item : out Wide_Bounded.Bounded_Wide_String)
is
Buffer : Wide_String (1 .. 1000);
Last : Natural;
Str1 : Wide_String_Access;
Str2 : Wide_String_Access;
begin
Get_Line (File, Buffer, Last);
Str1 := new Wide_String'(Buffer (1 .. Last));
while Last = Buffer'Last loop
Get_Line (File, Buffer, Last);
Str2 := new Wide_String'(Str1.all & Buffer (1 .. Last));
Free (Str1);
Str1 := Str2;
end loop;
Item := Wide_Bounded.To_Bounded_Wide_String (Str1.all);
end Get_Line;
---------
-- Put --
---------
procedure Put
(Item : Wide_Bounded.Bounded_Wide_String)
is
begin
Put (Wide_Bounded.To_Wide_String (Item));
end Put;
---------
-- Put --
---------
procedure Put
(File : File_Type;
Item : Wide_Bounded.Bounded_Wide_String)
is
begin
Put (File, Wide_Bounded.To_Wide_String (Item));
end Put;
--------------
-- Put_Line --
--------------
procedure Put_Line
(Item : Wide_Bounded.Bounded_Wide_String)
is
begin
Put_Line (Wide_Bounded.To_Wide_String (Item));
end Put_Line;
--------------
-- Put_Line --
--------------
procedure Put_Line
(File : File_Type;
Item : Wide_Bounded.Bounded_Wide_String)
is
begin
Put_Line (File, Wide_Bounded.To_Wide_String (Item));
end Put_Line;
end Ada.Wide_Text_IO.Wide_Bounded_IO;