1------------------------------------------------------------------------------
2--                                                                          --
3--                         GNAT COMPILER COMPONENTS                         --
4--                                                                          --
5--                  S Y S T E M . V A L _ F I X E D _ 3 2                   --
6--                                                                          --
7--                                 S p e c                                  --
8--                                                                          --
9--            Copyright (C) 2020-2021, 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 3,  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.                                     --
17--                                                                          --
18-- As a special exception under Section 7 of GPL version 3, you are granted --
19-- additional permissions described in the GCC Runtime Library Exception,   --
20-- version 3.1, as published by the Free Software Foundation.               --
21--                                                                          --
22-- You should have received a copy of the GNU General Public License and    --
23-- a copy of the GCC Runtime Library Exception along with this program;     --
24-- see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see    --
25-- <http://www.gnu.org/licenses/>.                                          --
26--                                                                          --
27-- GNAT was originally developed  by the GNAT team at  New York University. --
28-- Extensive contributions were provided by Ada Core Technologies Inc.      --
29--                                                                          --
30------------------------------------------------------------------------------
31
32--  This package contains routines for scanning values for decimal fixed point
33--  types up to 32-bit small and mantissa, for use in Text_IO.Decimal_IO, and
34--  the Value attribute for such decimal types.
35
36with Interfaces;
37with System.Arith_32;
38with System.Value_F;
39
40package System.Val_Fixed_32 is
41   pragma Preelaborate;
42
43   subtype Int32 is Interfaces.Integer_32;
44   subtype Uns32 is Interfaces.Unsigned_32;
45
46   package Impl is new Value_F (Int32, Uns32, Arith_32.Scaled_Divide32);
47
48   function Scan_Fixed32
49     (Str : String;
50      Ptr : not null access Integer;
51      Max : Integer;
52      Num : Int32;
53      Den : Int32) return Int32
54     renames Impl.Scan_Fixed;
55
56   function Value_Fixed32
57     (Str : String; Num : Int32; Den : Int32) return Int32
58     renames Impl.Value_Fixed;
59
60end System.Val_Fixed_32;
61