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- ------------------------------------------------------------------------------
- -- --
- -- GNAT RUNTIME COMPONENTS --
- -- --
- -- S Y S T E M . I M G _ R E A L --
- -- --
- -- S p e c --
- -- --
- -- $Revision: 1.9 $ --
- -- --
- -- Copyright (c) 1992,1993,1994,1995 NYU, All Rights Reserved --
- -- --
- -- The GNAT library is free software; you can redistribute it and/or modify --
- -- it under terms of the GNU Library General Public License as published by --
- -- the Free Software Foundation; either version 2, or (at your option) any --
- -- later version. The GNAT library is distributed in the hope that it will --
- -- be useful, but WITHOUT ANY WARRANTY; without even the implied warranty --
- -- of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU --
- -- Library General Public License for more details. You should have --
- -- received a copy of the GNU Library General Public License along with --
- -- the GNAT library; see the file COPYING.LIB. If not, write to the Free --
- -- Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. --
- -- --
- ------------------------------------------------------------------------------
-
- -- 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;
-