gcc/ada/a-szuzti.adb

   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                         GNAT RUNTIME COMPONENTS                          --
   4 --                                                                          --
   5 --             ADA.STRINGS.WIDE_WIDE_UNBOUNDED.WIDE_WIDE_TEXT_IO            --
   6 --                                                                          --
   7 --                                 B o d y                                  --
   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,  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.Strings.Wide_Wide_Unbounded.Aux;
  35 use Ada.Strings.Wide_Wide_Unbounded.Aux;
  36 with Ada.Wide_Wide_Text_IO;
  37 use Ada.Wide_Wide_Text_IO;
  38
  39 package body Ada.Strings.Wide_Wide_Unbounded.Wide_Wide_Text_IO is
  40
  41    --------------
  42    -- Get_Line --
  43    --------------
  44
  45    function Get_Line return Unbounded_Wide_Wide_String is
  46       Buffer : Wide_Wide_String (1 .. 1000);
  47       Last   : Natural;
  48       Str1   : Wide_Wide_String_Access;
  49       Str2   : Wide_Wide_String_Access;
  50       Result : Unbounded_Wide_Wide_String;
  51
  52    begin
  53       Get_Line (Buffer, Last);
  54       Str1 := new Wide_Wide_String'(Buffer (1 .. Last));
  55       while Last = Buffer'Last loop
  56          Get_Line (Buffer, Last);
  57          Str2 := new Wide_Wide_String'(Str1.all & Buffer (1 .. Last));
  58          Free (Str1);
  59          Str1 := Str2;
  60       end loop;
  61
  62       Set_Wide_Wide_String (Result, Str1);
  63       return Result;
  64    end Get_Line;
  65
  66    function Get_Line
  67      (File : Ada.Wide_Wide_Text_IO.File_Type)
  68       return Unbounded_Wide_Wide_String
  69    is
  70       Buffer : Wide_Wide_String (1 .. 1000);
  71       Last   : Natural;
  72       Str1   : Wide_Wide_String_Access;
  73       Str2   : Wide_Wide_String_Access;
  74       Result : Unbounded_Wide_Wide_String;
  75
  76    begin
  77       Get_Line (File, Buffer, Last);
  78       Str1 := new Wide_Wide_String'(Buffer (1 .. Last));
  79
  80       while Last = Buffer'Last loop
  81          Get_Line (File, Buffer, Last);
  82          Str2 := new Wide_Wide_String'(Str1.all & Buffer (1 .. Last));
  83          Free (Str1);
  84          Str1 := Str2;
  85       end loop;
  86
  87       Set_Wide_Wide_String (Result, Str1);
  88       return Result;
  89    end Get_Line;
  90
  91    procedure Get_Line (Item : out Unbounded_Wide_Wide_String) is
  92       Buffer : Wide_Wide_String (1 .. 1000);
  93       Last   : Natural;
  94       Str1   : Wide_Wide_String_Access;
  95       Str2   : Wide_Wide_String_Access;
  96
  97    begin
  98       Get_Line (Buffer, Last);
  99       Str1 := new Wide_Wide_String'(Buffer (1 .. Last));
 100       while Last = Buffer'Last loop
 101          Get_Line (Buffer, Last);
 102          Str2 := new Wide_Wide_String'(Str1.all & Buffer (1 .. Last));
 103          Free (Str1);
 104          Str1 := Str2;
 105       end loop;
 106
 107       Set_Wide_Wide_String (Item, Str1);
 108    end Get_Line;
 109
 110    procedure Get_Line
 111      (File : Ada.Wide_Wide_Text_IO.File_Type;
 112       Item : out Unbounded_Wide_Wide_String)
 113    is
 114       Buffer : Wide_Wide_String (1 .. 1000);
 115       Last   : Natural;
 116       Str1   : Wide_Wide_String_Access;
 117       Str2   : Wide_Wide_String_Access;
 118
 119    begin
 120       Get_Line (File, Buffer, Last);
 121       Str1 := new Wide_Wide_String'(Buffer (1 .. Last));
 122       while Last = Buffer'Last loop
 123          Get_Line (Buffer, Last);
 124          Str2 := new Wide_Wide_String'(Str1.all & Buffer (1 .. Last));
 125          Free (Str1);
 126          Str1 := Str2;
 127       end loop;
 128
 129       Set_Wide_Wide_String (Item, Str1);
 130    end Get_Line;
 131
 132    ---------
 133    -- Put --
 134    ---------
 135
 136    procedure Put (U : Unbounded_Wide_Wide_String) is
 137    begin
 138       Put (Get_Wide_Wide_String (U).all);
 139    end Put;
 140
 141    procedure Put (File : File_Type; U : Unbounded_Wide_Wide_String) is
 142    begin
 143       Put (File, Get_Wide_Wide_String (U).all);
 144    end Put;
 145
 146    --------------
 147    -- Put_Line --
 148    --------------
 149
 150    procedure Put_Line (U : Unbounded_Wide_Wide_String) is
 151    begin
 152       Put_Line (Get_Wide_Wide_String (U).all);
 153    end Put_Line;
 154
 155    procedure Put_Line (File : File_Type; U : Unbounded_Wide_Wide_String) is
 156    begin
 157       Put_Line (File, Get_Wide_Wide_String (U).all);
 158    end Put_Line;
 159
 160 end Ada.Strings.Wide_Wide_Unbounded.Wide_Wide_Text_IO;