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1994-05-19
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3KB
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90 lines
------------------------------------------------------------------------------
-- --
-- GNAT RUNTIME COMPONENTS --
-- --
-- A D A . T A S K _ I D E N T I F I C A T I O N --
-- --
-- B o d y --
-- --
-- $Revision: 1.4 $ --
-- --
-- Copyright (c) 1992,1993,1994 NYU, All Rights Reserved --
-- --
-- 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, 675 Mass Ave, Cambridge, MA 02139, USA. --
-- --
------------------------------------------------------------------------------
with System.Tasking.Abortion;
with System.Tasking.Stages;
with System.Tasking.Rendezvous;
package body Ada.Task_Identification is
subtype Tid is System.Tasking.Task_ID;
---------
-- "=" --
---------
function "=" (Left, Right : Task_Id) return Boolean is
begin
return System.Tasking."=" (Tid (Left), Tid (Right));
end "=";
-----------------
-- Abort_Task --
----------------
procedure Abort_Task (T : in out Task_Id) is
begin
System.Tasking.Abortion.Abort_Tasks
(System.Tasking.Task_List'(1 => Tid (T)));
end Abort_Task;
------------------
-- Current_Task --
------------------
function Current_Task return Task_Id is
begin
return Task_Id (System.Tasking.Self);
end Current_Task;
-----------
-- Image --
-----------
function Image (T : Task_Id) return String is
begin
return "???"; -- ???
end Image;
-----------------
-- Is_Callable --
-----------------
function Is_Callable (T : Task_Id) return Boolean is
begin
return System.Tasking.Rendezvous.Callable (Tid (T));
end Is_Callable;
-------------------
-- Is_Terminated --
-------------------
function Is_Terminated (T : Task_Id) return Boolean is
begin
return
System.Tasking.Stages.Terminated (Tid (T));
end Is_Terminated;
end Ada.Task_Identification;