1------------------------------------------------------------------------------ 2-- -- 3-- GNAT RUN-TIME COMPONENTS -- 4-- -- 5-- A D A . S Y N C H R O N O U S _ B A R R I E R S -- 6-- -- 7-- S p e c -- 8-- -- 9-- Copyright (C) 1992-2011, 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 3, 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. -- 21-- -- 22-- As a special exception under Section 7 of GPL version 3, you are granted -- 23-- additional permissions described in the GCC Runtime Library Exception, -- 24-- version 3.1, as published by the Free Software Foundation. -- 25-- -- 26-- You should have received a copy of the GNU General Public License and -- 27-- a copy of the GCC Runtime Library Exception along with this program; -- 28-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -- 29-- <http://www.gnu.org/licenses/>. -- 30-- -- 31-- GNAT was originally developed by the GNAT team at New York University. -- 32-- Extensive contributions were provided by Ada Core Technologies Inc. -- 33-- -- 34------------------------------------------------------------------------------ 35 36package Ada.Synchronous_Barriers is 37 pragma Preelaborate (Synchronous_Barriers); 38 39 subtype Barrier_Limit is Positive range 1 .. Positive'Last; 40 41 type Synchronous_Barrier (Release_Threshold : Barrier_Limit) is 42 limited private; 43 44 procedure Wait_For_Release 45 (The_Barrier : in out Synchronous_Barrier; 46 Notified : out Boolean); 47 48private 49 protected type Synchronous_Barrier (Release_Threshold : Barrier_Limit) is 50 entry Wait (Notified : out Boolean); 51 private 52 Keep_Open : Boolean := False; 53 end Synchronous_Barrier; 54end Ada.Synchronous_Barriers; 55