summaryrefslogtreecommitdiff
path: root/gcc/ada/a-wtflio.ads
blob: 2ba261f4c99dfbda4264848164ad0e7c6fe044da (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
------------------------------------------------------------------------------
--                                                                          --
--                         GNAT RUN-TIME COMPONENTS                         --
--                                                                          --
--             A D A . W I D E _ T E X T _ I O . F L O A T _ I O            --
--                                                                          --
--                                 S p e c                                  --
--                                                                          --
--                            $Revision: 1.3 $                              --
--                                                                          --
--          Copyright (C) 1992-1997 Free Software Foundation, Inc.          --
--                                                                          --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
-- apply solely to the  contents of the part following the private keyword. --
--                                                                          --
-- 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,  59 Temple Place - Suite 330,  Boston, --
-- MA 02111-1307, 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. --
-- It is now maintained by Ada Core Technologies Inc (http://www.gnat.com). --
--                                                                          --
------------------------------------------------------------------------------

--  In Ada 95, the package Ada.Wide_Text_IO.Float_IO is a subpackage
--  of Wide_Text_IO. In GNAT we make it a child package to avoid loading
--  the necessary code if Float_IO is not instantiated. See the routine
--  Rtsfind.Text_IO_Kludge for a description of how we patch up the
--  difference in semantics so that it is invisible to the Ada programmer.

private generic
   type Num is digits <>;

package Ada.Wide_Text_IO.Float_IO is

   Default_Fore : Field := 2;
   Default_Aft  : Field := Num'Digits - 1;
   Default_Exp  : Field := 3;

   procedure Get
     (File  : in File_Type;
      Item  : out Num;
      Width : in Field := 0);

   procedure Get
     (Item  : out Num;
      Width : in Field := 0);

   procedure Put
     (File : in File_Type;
      Item : in Num;
      Fore : in Field := Default_Fore;
      Aft  : in Field := Default_Aft;
      Exp  : in Field := Default_Exp);

   procedure Put
     (Item : in Num;
      Fore : in Field := Default_Fore;
      Aft  : in Field := Default_Aft;
      Exp  : in Field := Default_Exp);

   procedure Get
     (From : in Wide_String;
      Item : out Num;
      Last : out Positive);

   procedure Put
     (To   : out Wide_String;
      Item : in Num;
      Aft  : in Field := Default_Aft;
      Exp  : in Field := Default_Exp);

end Ada.Wide_Text_IO.Float_IO;