------------------------------------------------------------------------------
-- --
--- GNU ADA RUN-TIME LIBRARY (GNARL) COMPONENTS --
+-- GNAT RUN-TIME LIBRARY (GNARL) COMPONENTS --
-- --
-- S Y S T E M . T A S K I N G . R E N D E Z V O U S --
-- --
-- S p e c --
-- --
--- --
--- Copyright (C) 1992-2001, Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2009, Free Software Foundation, Inc. --
-- --
-- GNARL 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. GNARL is distributed in the hope that it will be useful, but WITH- --
+-- 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. See the GNU General Public License --
--- for more details. You should have received a copy of the GNU General --
--- Public License distributed with GNARL; see file COPYING. If not, write --
--- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, --
--- MA 02111-1307, USA. --
+-- 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. --
-- --
--- 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. --
+-- 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/>. --
-- --
--- GNARL was developed by the GNARL team at Florida State University. It is --
--- now maintained by Ada Core Technologies, Inc. (http://www.gnat.com). --
+-- GNARL was developed by the GNARL team at Florida State University. --
+-- Extensive contributions were provided by Ada Core Technologies, Inc. --
-- --
------------------------------------------------------------------------------
-- Any changes to this interface may require corresponding compiler changes.
with Ada.Exceptions;
--- Used for, Exception_Id
with System.Tasking.Protected_Objects.Entries;
--- used for Protection_Entries
package System.Tasking.Rendezvous is
package STPE renames System.Tasking.Protected_Objects.Entries;
procedure Task_Entry_Call
- (Acceptor : Task_ID;
+ (Acceptor : Task_Id;
E : Task_Entry_Index;
Uninterpreted_Data : System.Address;
Mode : Call_Modes;
-- Rendezvous_Successful is set to True on return if the call was serviced.
procedure Timed_Task_Entry_Call
- (Acceptor : Task_ID;
+ (Acceptor : Task_Id;
E : Task_Entry_Index;
Uninterpreted_Data : System.Address;
Timeout : Duration;
-- Mode determines whether the delay is relative or absolute.
procedure Call_Simple
- (Acceptor : Task_ID;
+ (Acceptor : Task_Id;
E : Task_Entry_Index;
Uninterpreted_Data : System.Address);
-- Simple entry call.
-- See Exp_Ch9.Expand_N_Asynchronous_Select for code expansion.
procedure Requeue_Task_Entry
- (Acceptor : Task_ID;
+ (Acceptor : Task_Id;
E : Task_Entry_Index;
With_Abort : Boolean);
-- Requeue from a task entry to a task entry.
procedure Requeue_Protected_To_Task_Entry
(Object : STPE.Protection_Entries_Access;
- Acceptor : Task_ID;
+ Acceptor : Task_Id;
E : Task_Entry_Index;
With_Abort : Boolean);
-- Requeue from a protected entry to a task entry.
-- Return number of tasks waiting on the entry E (of current task)
-- Compiler interface only. Do not call from within the RTS.
- function Callable (T : Task_ID) return Boolean;
+ function Callable (T : Task_Id) return Boolean;
-- Return T'Callable
-- Compiler interface. Do not call from within the RTS, except for body of
-- Ada.Task_Identification.
type Task_Entry_Nesting_Depth is new Task_Entry_Index
range 0 .. Max_Task_Entry;
- function Task_Entry_Caller (D : Task_Entry_Nesting_Depth) return Task_ID;
+ function Task_Entry_Caller (D : Task_Entry_Nesting_Depth) return Task_Id;
-- Return E'Caller. This will only work if called from within an
-- accept statement that is handling E, as required by the LRM (C.7.1(14)).
-- Compiler interface only. Do not call from within the RTS.
-- For internal use only:
function Task_Do_Or_Queue
- (Self_ID : Task_ID;
- Entry_Call : Entry_Call_Link;
- With_Abort : Boolean) return Boolean;
+ (Self_ID : Task_Id;
+ Entry_Call : Entry_Call_Link) return Boolean;
-- Call this only with abort deferred and holding no locks, except
-- the global RTS lock when Single_Lock is True which must be owned.
-- Returns False iff the call cannot be served or queued, as is the