1 ------------------------------------------------------------------------------
3 -- GNU ADA RUN-TIME LIBRARY (GNARL) COMPONENTS --
5 -- SYSTEM.TASK_PRIMITIVES.OPERATIONS.SPECIFIC --
9 -- Copyright (C) 1992-2004, Free Software Foundation, Inc. --
11 -- GNARL is free software; you can redistribute it and/or modify it under --
12 -- terms of the GNU General Public License as published by the Free Soft- --
13 -- ware Foundation; either version 2, or (at your option) any later ver- --
14 -- sion. GNARL is distributed in the hope that it will be useful, but WITH- --
15 -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
16 -- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
17 -- for more details. You should have received a copy of the GNU General --
18 -- Public License distributed with GNARL; see file COPYING. If not, write --
19 -- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, --
20 -- MA 02111-1307, USA. --
22 -- As a special exception, if other files instantiate generics from this --
23 -- unit, or you link this unit with other files to produce an executable, --
24 -- this unit does not by itself cause the resulting executable to be --
25 -- covered by the GNU General Public License. This exception does not --
26 -- however invalidate any other reasons why the executable file might be --
27 -- covered by the GNU Public License. --
29 -- GNARL was developed by the GNARL team at Florida State University. --
30 -- Extensive contributions were provided by Ada Core Technologies, Inc. --
32 ------------------------------------------------------------------------------
34 -- This is a VxWorks version of this package where foreign threads are
37 separate (System
.Task_Primitives
.Operations
)
38 package body Specific
is
44 function Is_Valid_Task
return Boolean is
46 return taskVarGet
(taskIdSelf
, ATCB_Key
'Access) /= ERROR
;
53 procedure Set
(Self_Id
: Task_Id
) is
57 if taskVarGet
(0, ATCB_Key
'Access) = ERROR
then
58 Result
:= taskVarAdd
(0, ATCB_Key
'Access);
59 pragma Assert
(Result
= OK
);
62 ATCB_Key
:= To_Address
(Self_Id
);
69 function Self
return Task_Id
is
71 return To_Task_Id
(ATCB_Key
);