1------------------------------------------------------------------------------
2--                                                                          --
3--                         GNAT COMPILER COMPONENTS                         --
4--                                                                          --
5--                       S Y S T E M . V A L _ L L F                        --
6--                                                                          --
7--                                 S p e c                                  --
8--                                                                          --
9--            Copyright (C) 2020, 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 real values for floating point
33--  type Long_Long_Float, for use in Text_IO.Float_IO and the Value attribute.
34
35with Interfaces;
36with System.Powten_LLF;
37with System.Val_Real;
38
39package System.Val_LLF is
40   pragma Preelaborate;
41
42   package Impl is new Val_Real
43     (Long_Long_Float,
44      Interfaces.Unsigned_64,
45      System.Powten_LLF.Maxpow,
46      System.Powten_LLF.Powten'Address);
47
48   function Scan_Long_Long_Float
49     (Str : String;
50      Ptr : not null access Integer;
51      Max : Integer) return Long_Long_Float
52     renames Impl.Scan_Real;
53
54   function Value_Long_Long_Float (Str : String) return Long_Long_Float
55     renames Impl.Value_Real;
56
57end System.Val_LLF;
58