| ------------------------------------------------------------------------------ |
| -- -- |
| -- GNAT COMPILER COMPONENTS -- |
| -- -- |
| -- S Y S T E M . V A L _ F L T -- |
| -- -- |
| -- S p e c -- |
| -- -- |
| -- Copyright (C) 2020-2021, Free Software Foundation, Inc. -- |
| -- -- |
| -- 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 3, 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. -- |
| -- -- |
| -- As a special exception under Section 7 of GPL version 3, you are granted -- |
| -- additional permissions described in the GCC Runtime Library Exception, -- |
| -- version 3.1, as published by the Free Software Foundation. -- |
| -- -- |
| -- You should have received a copy of the GNU General Public License and -- |
| -- a copy of the GCC Runtime Library Exception along with this program; -- |
| -- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -- |
| -- <http://www.gnu.org/licenses/>. -- |
| -- -- |
| -- GNAT was originally developed by the GNAT team at New York University. -- |
| -- Extensive contributions were provided by Ada Core Technologies Inc. -- |
| -- -- |
| ------------------------------------------------------------------------------ |
| |
| -- This package contains routines for scanning real values for floating point |
| -- type Float, for use in Text_IO.Float_IO and the Value attribute. |
| |
| with System.Powten_Flt; |
| with System.Unsigned_Types; |
| with System.Val_Real; |
| |
| package System.Val_Flt is |
| pragma Preelaborate; |
| |
| package Impl is new Val_Real |
| (Float, |
| System.Powten_Flt.Maxpow, |
| System.Powten_Flt.Powten'Address, |
| Unsigned_Types.Unsigned); |
| |
| function Scan_Float |
| (Str : String; |
| Ptr : not null access Integer; |
| Max : Integer) return Float |
| renames Impl.Scan_Real; |
| |
| function Value_Float (Str : String) return Float |
| renames Impl.Value_Real; |
| |
| end System.Val_Flt; |
