------------------------------------------------------------------------------ -- -- -- GNAT COMPILER COMPONENTS -- -- -- -- S Y S T E M . V A L _ L L D -- -- -- -- B o d y -- -- -- -- Copyright (C) 1992-2009, 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 -- -- . -- -- -- -- GNAT was originally developed by the GNAT team at New York University. -- -- Extensive contributions were provided by Ada Core Technologies Inc. -- -- -- ------------------------------------------------------------------------------ with System.Val_Real; use System.Val_Real; package body System.Val_LLD is ---------------------------- -- Scan_Long_Long_Decimal -- ---------------------------- -- We use the floating-point circuit for now, this will be OK on a PC, -- but definitely does NOT have the required precision if the longest -- float type is IEEE double. This must be fixed in the future ??? function Scan_Long_Long_Decimal (Str : String; Ptr : not null access Integer; Max : Integer; Scale : Integer) return Long_Long_Integer is Val : Long_Long_Float; begin Val := Scan_Real (Str, Ptr, Max); return Long_Long_Integer (Val * 10.0 ** Scale); end Scan_Long_Long_Decimal; ----------------------------- -- Value_Long_Long_Decimal -- ----------------------------- -- Again we cheat and use floating-point ??? function Value_Long_Long_Decimal (Str : String; Scale : Integer) return Long_Long_Integer is begin return Long_Long_Integer (Value_Real (Str) * 10.0 ** Scale); end Value_Long_Long_Decimal; end System.Val_LLD;