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------------------------------------------------------------------------------
-- --
-- GNAT COMPILER COMPONENTS --
-- --
-- S Y S T E M . V A L _ 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 Long_Float, for use in Text_IO.Float_IO and the Value attribute.
with System.Powten_LFlt;
with System.Unsigned_Types;
with System.Val_Real;
package System.Val_LFlt is
pragma Preelaborate;
package Impl is new Val_Real
(Long_Float,
System.Powten_LFlt.Maxpow,
System.Powten_LFlt.Powten'Address,
Unsigned_Types.Long_Long_Unsigned);
function Scan_Long_Float
(Str : String;
Ptr : not null access Integer;
Max : Integer) return Long_Float
renames Impl.Scan_Real;
function Value_Long_Float (Str : String) return Long_Float
renames Impl.Value_Real;
end System.Val_LFlt;