-- --
-- S p e c --
-- --
--- Copyright (C) 1997-2005, Free Software Foundation, Inc. --
+-- Copyright (C) 1997-2009, 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. --
with System.OS_Interface;
package System.Tasking.Debug is
+ pragma Preelaborate;
------------------------------------------
-- Application-level debugging routines --
-- the standard error file.
procedure Print_Task_Info (T : Task_Id);
- -- Similar to Print_Current_Task, for a given task.
+ -- Similar to Print_Current_Task, for a given task
procedure Set_User_State (Value : Long_Integer);
- -- Set user state value in the current task.
- -- This state will be displayed when calling List_Tasks or
- -- Print_Current_Task. It is useful for setting task specific state.
+ -- Set user state value in the current task. This state will be displayed
+ -- when calling List_Tasks or Print_Current_Task. It is useful for setting
+ -- task specific state.
function Get_User_State return Long_Integer;
- -- Return the user state for the current task.
+ -- Return the user state for the current task
-------------------------
-- General GDB support --
-------------------------
- Known_Tasks : array (0 .. 999) of Task_Id;
- -- Global array of tasks read by gdb, and updated by
- -- Create_Task and Finalize_TCB
+ Known_Tasks : array (0 .. 999) of Task_Id := (others => null);
+ -- Global array of tasks read by gdb, and updated by Create_Task and
+ -- Finalize_TCB
+
+ Debug_Event_Activating : constant := 1;
+ Debug_Event_Run : constant := 2;
+ Debug_Event_Suspended : constant := 3;
+ Debug_Event_Preempted : constant := 4;
+ Debug_Event_Terminated : constant := 5;
+ Debug_Event_Abort_Terminated : constant := 6;
+ Debug_Event_Exception_Terminated : constant := 7;
+ Debug_Event_Rendezvous_Exception : constant := 8;
+ Debug_Event_Handled : constant := 9;
+ Debug_Event_Dependents_Exception : constant := 10;
+ Debug_Event_Handled_Others : constant := 11;
+
+ subtype Event_Kind_Type is Positive range 1 .. 11;
+ -- Event kinds currently defined for debugging, used globally
+ -- below and on a per taak basis.
+
+ procedure Signal_Debug_Event
+ (Event_Kind : Event_Kind_Type;
+ Task_Value : Task_Id);
----------------------------------
-- VxWorks specific GDB support --
-- manner, only VxWorks currently uses them.
procedure Task_Creation_Hook (Thread : OS_Interface.Thread_Id);
- -- This procedure is used to notify GDB of task's creation.
- -- It must be called by the task's creator.
+ -- This procedure is used to notify GDB of task's creation. It must be
+ -- called by the task's creator.
procedure Task_Termination_Hook;
- -- This procedure is used to notify GDB of task's termination.
+ -- This procedure is used to notify GDB of task's termination
procedure Suspend_All_Tasks (Thread_Self : OS_Interface.Thread_Id);
-- Suspend all the tasks except the one whose associated thread is
-- Thread_Self by traversing All_Tasks_Lists and calling
-- System.Task_Primitives.Operations.Continue_Task.
+ procedure Stop_All_Tasks_Handler;
+ -- Stop all the tasks by traversing All_Tasks_Lists and calling
+ -- System.Task_Primitives.Operations.Stop_All_Task. This function
+ -- can be used in an interrupt handler.
+
+ procedure Stop_All_Tasks;
+ -- Stop all the tasks by traversing All_Tasks_Lists and calling
+ -- System.Task_Primitives.Operations.Stop_Task.
+
+ procedure Continue_All_Tasks;
+ -- Continue all the tasks by traversing All_Tasks_Lists and calling
+ -- System.Task_Primitives.Operations.Continue_Task.
+
-------------------------------
-- Run-time tracing routines --
-------------------------------
procedure Set_Trace
(Flag : Character;
Value : Boolean := True);
- -- Enable or disable tracing for Flag.
- -- By default, flags in the range 'A' .. 'Z' are disabled, others are
- -- enabled.
+ -- Enable or disable tracing for Flag. By default, flags in the range
+ -- 'A' .. 'Z' are disabled, others are enabled.
end System.Tasking.Debug;