| ------------------------------------------------------------------------------ |
| -- -- |
| -- GNAT RUNTIME COMPONENTS -- |
| -- -- |
| -- S Y S T E M . I M G _ R E A L -- |
| -- -- |
| -- S p e c -- |
| -- -- |
| -- $Revision: 1.11 $ |
| -- -- |
| -- 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. -- |
| -- It is now maintained by Ada Core Technologies Inc (http://www.gnat.com). -- |
| -- -- |
| ------------------------------------------------------------------------------ |
| |
| -- 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; |
