------------------------------------------------------------------------------ -- -- -- GNAT RUNTIME COMPONENTS -- -- -- -- S Y S T E M . I M G _ R E A L -- -- -- -- S p e c -- -- -- -- Copyright (C) 1992-2000 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 2, 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. See the GNU General Public License -- -- for more details. You should have received a copy of the GNU General -- -- Public License distributed with GNAT; see file COPYING. If not, write -- -- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, -- -- MA 02111-1307, USA. -- -- -- -- As a special exception, if other files instantiate generics from this -- -- unit, or you link this unit with other files to produce an executable, -- -- this unit does not by itself cause the resulting executable to be -- -- covered by the GNU General Public License. This exception does not -- -- however invalidate any other reasons why the executable file might be -- -- covered by the GNU Public License. -- -- -- -- GNAT was originally developed by the GNAT team at New York University. -- -- Extensive contributions were provided by Ada Core Technologies Inc. -- -- -- ------------------------------------------------------------------------------ -- Image for fixed and float types (also used for Float_IO/Fixed_IO output) package System.Img_Real is pragma Preelaborate (Img_Real); function Image_Ordinary_Fixed_Point (V : Long_Long_Float; Aft : Natural) return String; -- Computes the image of V and returns the result according to the rules -- for image for fixed-point types (RM 3.5(34)), where Aft is the value of -- the Aft attribute for the fixed-point type. This function is used only -- for ordinary fixed point (see package System.Img_Dec for handling of -- decimal fixed-point). function Image_Floating_Point (V : Long_Long_Float; Digs : Natural) return String; -- Computes the image of V and returns the result according to the rules -- for image for foating-point types (RM 3.5(33)), where Digs is the value -- of the Digits attribute for the floating-point type. procedure Set_Image_Real (V : Long_Long_Float; S : out String; P : in out Natural; Fore : Natural; Aft : Natural; Exp : Natural); -- Sets the image of V starting at S (P + 1), updating P to point to the -- last character stored, the caller promises that the buffer is large -- enough and no check is made for this. Constraint_Error will not -- necessarily be raised if this is violated, since it is perfectly valid -- to compile this unit with checks off). The Fore, Aft and Exp values -- can be set to any valid values for the case of use from Text_IO. end System.Img_Real;