New Language: Ada

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@45953 138bc75d-0d04-0410-961f-82ee72b054a4

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+------------------------------------------------------------------------------
+--                                                                          --
+--                         GNAT RUN-TIME COMPONENTS                         --
+--                                                                          --
+--                     A D A . F I N A L I Z A T I O N                      --
+--                                                                          --
+--                                 S p e c                                  --
+--                                                                          --
+--                            $Revision: 1.17 $                             --
+--                                                                          --
+--          Copyright (C) 1992-1997 Free Software Foundation, Inc.          --
+--                                                                          --
+-- This specification is derived from the Ada Reference Manual for use with --
+-- GNAT. The copyright notice above, and the license provisions that follow --
+-- apply solely to the  contents of the part following the private keyword. --
+--                                                                          --
+-- 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). --
+--                                                                          --
+------------------------------------------------------------------------------
+
+with System.Finalization_Root;
+
+package Ada.Finalization is
+pragma Preelaborate (Finalization);
+
+   type Controlled is abstract tagged private;
+
+   procedure Initialize (Object : in out Controlled);
+   procedure Adjust     (Object : in out Controlled);
+   procedure Finalize   (Object : in out Controlled);
+
+   type Limited_Controlled is abstract tagged limited private;
+
+   procedure Initialize (Object : in out Limited_Controlled);
+   procedure Finalize   (Object : in out Limited_Controlled);
+
+private
+   package SFR renames System.Finalization_Root;
+
+   type Controlled is abstract new SFR.Root_Controlled with null record;
+
+   function "=" (A, B : Controlled) return Boolean;
+   --  Need to be defined explictly because we don't want to compare the
+   --  hidden pointers
+
+   type Limited_Controlled is
+     abstract new SFR.Root_Controlled with null record;
+
+end Ada.Finalization;