gcc/ada/s-asthan.adb

   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                         GNAT RUNT-TIME COMPONENTS                        --
   4 --                                                                          --
   5 --                  S Y S T E M . A S T _ H A N D L I N G                   --
   6 --                                                                          --
   7 --                                 B o d y                                  --
   8 --                                                                          --
   9 --                            $Revision: 1.5 $                              --
  10 --                                                                          --
  11 --          Copyright (C) 1996-1998 Free Software Foundation, Inc.          --
  12 --                                                                          --
  13 -- GNAT is free software;  you can  redistribute it  and/or modify it under --
  14 -- terms of the  GNU General Public License as published  by the Free Soft- --
  15 -- ware  Foundation;  either version 2,  or (at your option) any later ver- --
  16 -- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
  17 -- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
  18 -- or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License --
  19 -- for  more details.  You should have  received  a copy of the GNU General --
  20 -- Public License  distributed with GNAT;  see file COPYING.  If not, write --
  21 -- to  the Free Software Foundation,  59 Temple Place - Suite 330,  Boston, --
  22 -- MA 02111-1307, USA.                                                      --
  23 --                                                                          --
  24 -- As a special exception,  if other files  instantiate  generics from this --
  25 -- unit, or you link  this unit with other files  to produce an executable, --
  26 -- this  unit  does not  by itself cause  the resulting  executable  to  be --
  27 -- covered  by the  GNU  General  Public  License.  This exception does not --
  28 -- however invalidate  any other reasons why  the executable file  might be --
  29 -- covered by the  GNU Public License.                                      --
  30 --                                                                          --
  31 -- GNAT was originally developed  by the GNAT team at  New York University. --
  32 -- It is now maintained by Ada Core Technologies Inc (http://www.gnat.com). --
  33 --                                                                          --
  34 ------------------------------------------------------------------------------
  35
  36 --  This is the dummy version used on non-VMS systems
  37
  38 with Ada.Exceptions;
  39 with Ada.Task_Identification;
  40 with System.Aux_DEC;
  41
  42 package body System.AST_Handling is
  43
  44    ------------------------
  45    -- Create_AST_Handler --
  46    ------------------------
  47
  48    function Create_AST_Handler
  49      (Taskid  : Ada.Task_Identification.Task_Id;
  50       Entryno : Natural)
  51       return    System.Aux_DEC.AST_Handler
  52    is
  53    begin
  54       Ada.Exceptions.Raise_Exception
  55         (E       => Program_Error'Identity,
  56          Message => "AST is implemented only on VMS systems");
  57
  58       return System.Aux_DEC.No_AST_Handler;
  59    end Create_AST_Handler;
  60
  61    procedure Expand_AST_Packet_Pool
  62      (Requested_Packets : in Natural;
  63       Actual_Number     : out Natural;
  64       Total_Number      : out Natural)
  65    is
  66    begin
  67       Ada.Exceptions.Raise_Exception
  68         (E       => Program_Error'Identity,
  69          Message => "AST is implemented only on VMS systems");
  70
  71       Actual_Number := 0;
  72       Total_Number := 0;
  73    end Expand_AST_Packet_Pool;
  74
  75 end System.AST_Handling;