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Diffstat (limited to 'gcc-4.4.0/gcc/ada/a-sytaco.ads')
| -rw-r--r-- | gcc-4.4.0/gcc/ada/a-sytaco.ads | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/gcc-4.4.0/gcc/ada/a-sytaco.ads b/gcc-4.4.0/gcc/ada/a-sytaco.ads new file mode 100644 index 000000000..02ba6ae1a --- /dev/null +++ b/gcc-4.4.0/gcc/ada/a-sytaco.ads @@ -0,0 +1,78 @@ +------------------------------------------------------------------------------ +-- -- +-- GNAT RUN-TIME COMPONENTS -- +-- -- +-- 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 -- +-- -- +-- S p e c -- +-- -- +-- Copyright (C) 1992-2009, 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 3, 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. -- +-- -- +-- As a special exception under Section 7 of GPL version 3, you are granted -- +-- additional permissions described in the GCC Runtime Library Exception, -- +-- version 3.1, as published by the Free Software Foundation. -- +-- -- +-- You should have received a copy of the GNU General Public License and -- +-- a copy of the GCC Runtime Library Exception along with this program; -- +-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -- +-- <http://www.gnu.org/licenses/>. -- +-- -- +-- GNAT was originally developed by the GNAT team at New York University. -- +-- Extensive contributions were provided by Ada Core Technologies Inc. -- +-- -- +------------------------------------------------------------------------------ + +with System.Task_Primitives; + +with Ada.Finalization; + +package Ada.Synchronous_Task_Control is + pragma Preelaborate_05; + -- In accordance with Ada 2005 AI-362 + + type Suspension_Object is limited private; + + procedure Set_True (S : in out Suspension_Object); + + procedure Set_False (S : in out Suspension_Object); + + function Current_State (S : Suspension_Object) return Boolean; + + procedure Suspend_Until_True (S : in out Suspension_Object); + +private + + procedure Initialize (S : in out Suspension_Object); + -- Initialization for Suspension_Object + + procedure Finalize (S : in out Suspension_Object); + -- Finalization for Suspension_Object + + type Suspension_Object is + new Ada.Finalization.Limited_Controlled with + record + SO : System.Task_Primitives.Suspension_Object; + -- Use low-level suspension objects so that the synchronization + -- functionality provided by this object can be achieved using + -- efficient operating system primitives. + end record; + + pragma Inline (Set_True); + pragma Inline (Set_False); + pragma Inline (Current_State); + pragma Inline (Suspend_Until_True); + pragma Inline (Initialize); + pragma Inline (Finalize); + +end Ada.Synchronous_Task_Control; |