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Diffstat (limited to 'gcc-4.2.1/gcc/ada/a-rttiev.ads')
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diff --git a/gcc-4.2.1/gcc/ada/a-rttiev.ads b/gcc-4.2.1/gcc/ada/a-rttiev.ads deleted file mode 100644 index 9d114d4f5..000000000 --- a/gcc-4.2.1/gcc/ada/a-rttiev.ads +++ /dev/null @@ -1,128 +0,0 @@ ------------------------------------------------------------------------------- --- -- --- GNAT RUN-TIME COMPONENTS -- --- -- --- A D A . R E A L _ T I M E . T I M I N G _ E V E N T S -- --- -- --- S p e c -- --- -- --- Copyright (C) 2005-2006, 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 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, 51 Franklin Street, Fifth Floor, -- --- Boston, MA 02110-1301, USA. -- --- -- --- As a special exception, if other files instantiate generics from this -- --- unit, or you link this unit with other files to produce an executable, -- --- this unit does not by itself cause the resulting executable to be -- --- covered by the GNU General Public License. This exception does not -- --- however invalidate any other reasons why the executable file might be -- --- covered by the GNU Public License. -- --- -- --- GNAT was originally developed by the GNAT team at New York University. -- --- Extensive contributions were provided by Ada Core Technologies Inc. -- --- -- ------------------------------------------------------------------------------- - -with Ada.Finalization; - -package Ada.Real_Time.Timing_Events is - - type Timing_Event is tagged limited private; - - type Timing_Event_Handler - is access protected procedure (Event : in out Timing_Event); - - procedure Set_Handler - (Event : in out Timing_Event; - At_Time : Time; - Handler : Timing_Event_Handler); - - procedure Set_Handler - (Event : in out Timing_Event; - In_Time : Time_Span; - Handler : Timing_Event_Handler); - - function Current_Handler - (Event : Timing_Event) return Timing_Event_Handler; - - procedure Cancel_Handler - (Event : in out Timing_Event; - Cancelled : out Boolean); - - function Time_Of_Event (Event : Timing_Event) return Time; - -private - - protected type Event_State is - - -- D.15 (22/2) requires atomicity with respect to the operations - -- provided by the package and the timing events they manipulate. On - -- real-time operating systems suitable for implementing this package, a - -- different implementation strategy would be employed to meet that - -- requirement. - - entry Set (Timeout : Time; Handler : Timing_Event_Handler); - -- Changes the timeout and handler values for procedure Set_Handler. Can - -- only execute when the event is 'available', to prevent a race - -- condition between the caller of Set_Handler and the internal Timer - -- task that processes the events. In particular, D.15 (22/2) requires - -- that there be no possibility of a new handler executing in response - -- to an old timeout. - - procedure Reset; - -- First resets the timeout to Time_First and the handler to - -- null. Indicates that Set (for Set_Handler) can now change the timeout - -- and/or handler. Called only by the interal Timer task. - - procedure Cancel; - -- Resets the timeout to Time_First and the handler to - -- null. Called by procedure Cancel_Handler and by procedure Reset. - - function Current_Timeout return Time; - -- Returns the currently set timeout. The value Time_First is returned - -- if the Timing_Event is in the "cleared" state. Called by function - -- Time_of_Event. - - function Current_Handler return Timing_Event_Handler; - -- Returns the currently set handler. The value null is returned if the - -- Timing_Event is in the "cleared" state. Called by function - -- Curent_Handler. - - private - Timeout : Time := Time_First; - -- The time at which the user's handler should be invoked when the - -- event is "set" (i.e., when Handler is not null). - - Handler : Timing_Event_Handler; - -- An access value designating the protected procedure to be invoked - -- at the Timeout time in the future. When this value is null the event - -- is said to be "cleared" and no timeout is processed. - - Available : Boolean := True; - -- A flag controlling when users can change the Timeout and Handler - -- tuple. In particular the entry Set, called by procedure Set_Handler, - -- is controlled by this flag. - - end Event_State; - - type Timing_Event is new Ada.Finalization.Limited_Controlled with record - Control : Event_State; - end record; - - overriding procedure Finalize (This : in out Timing_Event); - -- Finalization procedure is required to satisfy (RM D.15 (19/2)), which - -- says that the object must be cleared on finalization. - -end Ada.Real_Time.Timing_Events; |