gcc/ada/a-taside.ads

   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                         GNAT RUN-TIME COMPONENTS                         --
   4 --                                                                          --
   5 --              A D A . T A S K _ I D E N T I F I C A T I O N               --
   6 --                                                                          --
   7 --                                 S p e c                                  --
   8 --                                                                          --
   9 --          Copyright (C) 1992-2000 Free Software Foundation, Inc.          --
  10 --                                                                          --
  11 -- This specification is derived from the Ada Reference Manual for use with --
  12 -- GNAT. The copyright notice above, and the license provisions that follow --
  13 -- apply solely to the  contents of the part following the private keyword. --
  14 --                                                                          --
  15 -- GNAT is free software;  you can  redistribute it  and/or modify it under --
  16 -- terms of the  GNU General Public License as published  by the Free Soft- --
  17 -- ware  Foundation;  either version 2,  or (at your option) any later ver- --
  18 -- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
  19 -- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
  20 -- or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License --
  21 -- for  more details.  You should have  received  a copy of the GNU General --
  22 -- Public License  distributed with GNAT;  see file COPYING.  If not, write --
  23 -- to  the Free Software Foundation,  59 Temple Place - Suite 330,  Boston, --
  24 -- MA 02111-1307, USA.                                                      --
  25 --                                                                          --
  26 -- As a special exception,  if other files  instantiate  generics from this --
  27 -- unit, or you link  this unit with other files  to produce an executable, --
  28 -- this  unit  does not  by itself cause  the resulting  executable  to  be --
  29 -- covered  by the  GNU  General  Public  License.  This exception does not --
  30 -- however invalidate  any other reasons why  the executable file  might be --
  31 -- covered by the  GNU Public License.                                      --
  32 --                                                                          --
  33 -- GNAT was originally developed  by the GNAT team at  New York University. --
  34 -- Extensive contributions were provided by Ada Core Technologies Inc.      --
  35 --                                                                          --
  36 ------------------------------------------------------------------------------
  37
  38 with System;
  39 with System.Tasking;
  40
  41 package Ada.Task_Identification is
  42
  43    type Task_Id is private;
  44
  45    Null_Task_Id : constant Task_Id;
  46
  47    function  "=" (Left, Right : Task_Id) return Boolean;
  48    pragma Inline ("=");
  49
  50    function Image (T : Task_Id) return String;
  51
  52    function Current_Task return Task_Id;
  53    pragma Inline (Current_Task);
  54
  55    procedure Abort_Task (T : Task_Id);
  56    pragma Inline (Abort_Task);
  57    --  Note: parameter is mode IN, not IN OUT, per AI-00101.
  58
  59    function Is_Terminated (T : Task_Id) return Boolean;
  60    pragma Inline (Is_Terminated);
  61
  62    function Is_Callable (T : Task_Id) return Boolean;
  63    pragma Inline (Is_Callable);
  64
  65 private
  66
  67    type Task_Id is new System.Tasking.Task_ID;
  68
  69    Null_Task_ID : constant Task_Id := Task_Id (System.Tasking.Null_Task);
  70
  71 end Ada.Task_Identification;