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------------------------------------------------------------------------------
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-- --
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-- GNAT RUN-TIME COMPONENTS --
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-- --
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-- A D A . S Y N C H R O N O U S _ T A S K _ C O N T R O L --
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-- --
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-- S p e c --
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-- --
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-- Copyright (C) 1992-2009, Free Software Foundation, Inc. --
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-- --
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-- This specification is derived from the Ada Reference Manual for use with --
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-- GNAT. The copyright notice above, and the license provisions that follow --
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-- apply solely to the contents of the part following the private keyword. --
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-- --
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-- GNAT is free software; you can redistribute it and/or modify it under --
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-- terms of the GNU General Public License as published by the Free Soft- --
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-- ware Foundation; either version 3, or (at your option) any later ver- --
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-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
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-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
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-- or FITNESS FOR A PARTICULAR PURPOSE. --
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-- --
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-- As a special exception under Section 7 of GPL version 3, you are granted --
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-- additional permissions described in the GCC Runtime Library Exception, --
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-- version 3.1, as published by the Free Software Foundation. --
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-- --
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-- You should have received a copy of the GNU General Public License and --
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-- a copy of the GCC Runtime Library Exception along with this program; --
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-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
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-- <http://www.gnu.org/licenses/>. --
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-- --
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-- GNAT was originally developed by the GNAT team at New York University. --
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-- Extensive contributions were provided by Ada Core Technologies Inc. --
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-- --
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------------------------------------------------------------------------------
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with System.Task_Primitives;
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with Ada.Finalization;
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package Ada.Synchronous_Task_Control is
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pragma Preelaborate_05;
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-- In accordance with Ada 2005 AI-362
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type Suspension_Object is limited private;
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procedure Set_True (S : in out Suspension_Object);
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procedure Set_False (S : in out Suspension_Object);
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function Current_State (S : Suspension_Object) return Boolean;
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procedure Suspend_Until_True (S : in out Suspension_Object);
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private
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procedure Initialize (S : in out Suspension_Object);
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-- Initialization for Suspension_Object
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procedure Finalize (S : in out Suspension_Object);
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-- Finalization for Suspension_Object
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type Suspension_Object is
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new Ada.Finalization.Limited_Controlled with
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record
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SO : System.Task_Primitives.Suspension_Object;
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-- Use low-level suspension objects so that the synchronization
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-- functionality provided by this object can be achieved using
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-- efficient operating system primitives.
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end record;
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pragma Inline (Set_True);
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pragma Inline (Set_False);
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pragma Inline (Current_State);
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pragma Inline (Suspend_Until_True);
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pragma Inline (Initialize);
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pragma Inline (Finalize);
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end Ada.Synchronous_Task_Control;
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