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