New Language: Ada

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@45957 138bc75d-0d04-0410-961f-82ee72b054a4

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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: 1.11 $
+--                                                                          --
+--          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;