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1996-09-28
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3KB
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52 lines
------------------------------------------------------------------------------
-- --
-- GNU ADA RUNTIME LIBRARY (GNARL) COMPONENTS --
-- --
-- A D A . C A L E N D A R . D E L A Y S --
-- --
-- S p e c --
-- --
-- $Revision: 1.10 $ --
-- --
-- Copyright (c) 1991,1992,1993,1994,1995 FSU, All Rights Reserved --
-- --
-- GNARL is free software; you can redistribute it and/or modify it under --
-- terms of the GNU Library General Public License as published by the --
-- Free Software Foundation; either version 2, or (at your option) any --
-- later version. GNARL is distributed in the hope that it will be use- --
-- ful, but but WITHOUT ANY WARRANTY; without even the implied warranty of --
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Gen- --
-- eral Library Public License for more details. You should have received --
-- a copy of the GNU Library General Public License along with GNARL; see --
-- file COPYING.LIB. If not, write to the Free Software Foundation, 675 --
-- Mass Ave, Cambridge, MA 02139, USA. --
-- --
------------------------------------------------------------------------------
-- This package implements Calendar.Time delays using protected objects.
with System;
with System.Task_Timer;
package Ada.Calendar.Delays is
-- The Wait entries suspend the caller until the requested timeout has
-- expired. The Delay_Block parameter provides the GNARL with working
-- storage.
protected Delay_Object is
pragma Priority (System.Priority'Last);
entry Wait (T : Duration; D : access System.Task_Timer.Delay_Block);
end Delay_Object;
protected Delay_Until_Object is
pragma Priority (System.Priority'Last);
entry Wait (T : Time; D : access System.Task_Timer.Delay_Block);
end Delay_Until_Object;
procedure Delay_For (D : Duration);
procedure Delay_Until (T : Time);
end Ada.Calendar.Delays;