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Diffstat (limited to 'gcc-4.4.3/gcc/ada/s-tasuti.ads')
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diff --git a/gcc-4.4.3/gcc/ada/s-tasuti.ads b/gcc-4.4.3/gcc/ada/s-tasuti.ads deleted file mode 100644 index 5135bafe4..000000000 --- a/gcc-4.4.3/gcc/ada/s-tasuti.ads +++ /dev/null @@ -1,104 +0,0 @@ ------------------------------------------------------------------------------- --- -- --- GNAT RUN-TIME LIBRARY (GNARL) COMPONENTS -- --- -- --- S Y S T E M . T A S K I N G . U T I L I T I E S -- --- -- --- S p e c -- --- -- --- 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 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/>. -- --- -- --- GNARL was developed by the GNARL team at Florida State University. -- --- Extensive contributions were provided by Ada Core Technologies, Inc. -- --- -- ------------------------------------------------------------------------------- - --- This package provides RTS Internal Declarations. --- These declarations are not part of the GNARLI - -with Ada.Unchecked_Conversion; -with System.Task_Primitives; - -package System.Tasking.Utilities is - - function ATCB_To_Address is new - Ada.Unchecked_Conversion (Task_Id, System.Task_Primitives.Task_Address); - - --------------------------------- - -- Task_Stage Related routines -- - --------------------------------- - - procedure Make_Independent; - -- Move the current task to the outermost level (level 2) of the master - -- hierarchy of the environment task. That is one level further out - -- than normal tasks defined in library-level packages (level 3). The - -- environment task will wait for level 3 tasks to terminate normally, - -- then it will abort all the level 2 tasks. See Finalize_Global_Tasks - -- procedure for more information. - -- - -- This is a dangerous operation, and should only be used on nested tasks - -- or tasks that depend on any objects that might be finalized earlier than - -- the termination of the environment task. It is for internal use by the - -- GNARL, to prevent such internal server tasks from preventing a partition - -- from terminating. - -- - -- Also note that the run time assumes that the parent of an independent - -- task is the environment task. If this is not the case, Make_Independent - -- will change the task's parent. This assumption is particularly - -- important for master level completion and for the computation of - -- Independent_Task_Count. - - Independent_Task_Count : Natural := 0; - -- Number of independent task. This counter is incremented each time - -- Make_Independent is called. Note that if a server task terminates, - -- this counter will not be decremented. Since Make_Independent locks - -- the environment task (because every independent task depends on it), - -- this counter is protected by the environment task's lock. - - --------------------------------- - -- Task Abort Related Routines -- - --------------------------------- - - procedure Cancel_Queued_Entry_Calls (T : Task_Id); - -- Cancel any entry calls queued on target task. - -- Call this while holding T's lock (or RTS_Lock in Single_Lock mode). - - procedure Exit_One_ATC_Level (Self_ID : Task_Id); - pragma Inline (Exit_One_ATC_Level); - -- Call only with abort deferred and holding lock of Self_ID. - -- This is a bit of common code for all entry calls. - -- The effect is to exit one level of ATC nesting. - - procedure Abort_One_Task (Self_ID : Task_Id; T : Task_Id); - -- Similar to Locked_Abort_To_Level (Self_ID, T, 0), but: - -- (1) caller should be holding no locks - -- (2) may be called for tasks that have not yet been activated - -- (3) always aborts whole task - - procedure Abort_Tasks (Tasks : Task_List); - -- Abort_Tasks is called to initiate abort, however, the actual - -- aborting is done by aborted task by means of Abort_Handler - - procedure Make_Passive (Self_ID : Task_Id; Task_Completed : Boolean); - -- Update counts to indicate current task is either terminated or - -- accepting on a terminate alternative. Call holding no locks except - -- Global_Task_Lock when calling from Terminate_Task, and RTS_Lock when - -- Single_Lock is True. - -end System.Tasking.Utilities; |