gcc/ada/a-swuwti.adb

   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                         GNAT RUNTIME COMPONENTS                          --
   4 --                                                                          --
   5 --                  ADA.STRINGS.WIDE_UNBOUNDED.WIDE_TEXT_IO                 --
   6 --                                                                          --
   7 --                                 B o d y                                  --
   8 --                                                                          --
   9 --          Copyright (C) 1997-1999 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,  59 Temple Place - Suite 330,  Boston, --
  20 -- MA 02111-1307, 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 with Ada.Wide_Text_IO; use Ada.Wide_Text_IO;
  35
  36 package body Ada.Strings.Wide_Unbounded.Wide_Text_IO is
  37
  38    --------------
  39    -- Get_Line --
  40    --------------
  41
  42    function Get_Line return Unbounded_Wide_String is
  43       Buffer : Wide_String (1 .. 1000);
  44       Last   : Natural;
  45       Str1   : Wide_String_Access;
  46       Str2   : Wide_String_Access;
  47
  48    begin
  49       Get_Line (Buffer, Last);
  50       Str1 := new Wide_String'(Buffer (1 .. Last));
  51
  52       while Last = Buffer'Last loop
  53          Get_Line (Buffer, Last);
  54          Str2 := new Wide_String'(Str1.all & Buffer (1 .. Last));
  55          Free (Str1);
  56          Str1 := Str2;
  57       end loop;
  58
  59       return To_Unbounded_Wide_String (Str1.all);
  60    end Get_Line;
  61
  62    function Get_Line
  63      (File : Ada.Wide_Text_IO.File_Type)
  64       return Unbounded_Wide_String
  65    is
  66       Buffer : Wide_String (1 .. 1000);
  67       Last   : Natural;
  68       Str1   : Wide_String_Access;
  69       Str2   : Wide_String_Access;
  70
  71    begin
  72       Get_Line (File, Buffer, Last);
  73       Str1 := new Wide_String'(Buffer (1 .. Last));
  74
  75       while Last = Buffer'Last loop
  76          Get_Line (File, Buffer, Last);
  77          Str2 := new Wide_String'(Str1.all & Buffer (1 .. Last));
  78          Free (Str1);
  79          Str1 := Str2;
  80       end loop;
  81
  82       return To_Unbounded_Wide_String (Str1.all);
  83    end Get_Line;
  84
  85    ---------
  86    -- Put --
  87    ---------
  88
  89    procedure Put (U : Unbounded_Wide_String) is
  90    begin
  91       Put (To_Wide_String (U));
  92    end Put;
  93
  94    procedure Put (File : File_Type; U : Unbounded_Wide_String) is
  95    begin
  96       Put (File, To_Wide_String (U));
  97    end Put;
  98
  99    --------------
 100    -- Put_Line --
 101    --------------
 102
 103    procedure Put_Line (U : Unbounded_Wide_String) is
 104    begin
 105       Put_Line (To_Wide_String (U));
 106    end Put_Line;
 107
 108    procedure Put_Line (File : File_Type; U : Unbounded_Wide_String) is
 109    begin
 110       Put_Line (File, To_Wide_String (U));
 111    end Put_Line;
 112
 113 end Ada.Strings.Wide_Unbounded.Wide_Text_IO;