-- --
-- B o d y --
-- --
--- Copyright (C) 1992-2007, 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, 51 Franklin Street, Fifth Floor, --
--- Boston, MA 02110-1301, USA. --
+-- or FITNESS FOR A PARTICULAR PURPOSE. --
-- --
--- 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. --
+-- 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 is a LynxOS version of this file, adapted to make
--- SCHED_FIFO and ceiling locking (Annex D compliance) work properly
+-- This is a LynxOS version of this file, adapted to make SCHED_FIFO and
+-- ceiling locking (Annex D compliance) work properly.
--- This package contains all the GNULL primitives that interface directly
--- with the underlying OS.
+-- This package contains all the GNULL primitives that interface directly with
+-- the underlying OS.
pragma Polling (Off);
--- Turn off polling, we do not want ATC polling to take place during
--- tasking operations. It causes infinite loops and other problems.
+-- Turn off polling, we do not want ATC polling to take place during tasking
+-- operations. It causes infinite loops and other problems.
-with System.Tasking.Debug;
--- used for Known_Tasks
+with Ada.Unchecked_Deallocation;
-with System.Interrupt_Management;
--- used for Keep_Unmasked
--- Abort_Task_Interrupt
--- Interrupt_ID
+with Interfaces.C;
+with System.Tasking.Debug;
+with System.Interrupt_Management;
with System.OS_Primitives;
--- used for Delay_Modes
-
with System.Task_Info;
--- used for Task_Info_Type
-
-with Interfaces.C;
--- used for int
--- size_t
with System.Soft_Links;
--- used for Abort_Defer/Undefer
-
-- We use System.Soft_Links instead of System.Tasking.Initialization
-- because the later is a higher level package that we shouldn't depend on.
-- For example when using the restricted run time, it is replaced by
-- System.Tasking.Restricted.Stages.
-with Ada.Unchecked_Deallocation;
-
package body System.Task_Primitives.Operations is
package SSL renames System.Soft_Links;
Result :=
pthread_sigmask
(SIG_UNBLOCK,
- Unblocked_Signal_Mask'Unchecked_Access,
- Old_Set'Unchecked_Access);
+ Unblocked_Signal_Mask'Access,
+ Old_Set'Access);
pragma Assert (Result = 0);
raise Standard'Abort_Signal;
begin
Result :=
clock_getres
- (clock_id => CLOCK_REALTIME, Res => Res'Unchecked_Access);
+ (clock_id => CLOCK_REALTIME, res => Res'Unchecked_Access);
pragma Assert (Result = 0);
return To_Duration (Res);
end RT_Resolution;
Result := pthread_attr_destroy (Attributes'Access);
pragma Assert (Result = 0);
- Set_Priority (T, Priority);
+ if Succeeded then
+ Set_Priority (T, Priority);
+ end if;
end Create_Task;
------------------
null;
end Stop_All_Tasks;
+ ---------------
+ -- Stop_Task --
+ ---------------
+
+ function Stop_Task (T : ST.Task_Id) return Boolean is
+ pragma Unreferenced (T);
+ begin
+ return False;
+ end Stop_Task;
+
-------------------
-- Continue_Task --
-------------------