1 ------------------------------------------------------------------------------
3 -- GNU ADA RUN-TIME LIBRARY (GNARL) COMPONENTS --
5 -- S Y S T E M . T A S K _ P R I M I T I V E S . A E _ 6 5 3 --
9 -- Copyright (C) 2002-2003, 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 -- Export certain tasking-related routines for use by Interfaces.Vthreads
37 package body System.Task_Primitives.Ae_653 is
43 function ATCB_Key_Addr return Address_Access is
44 Key_Addr : Address_Access;
45 pragma Import (Ada, Key_Addr, "__gnat_ATCB_key_addr");
46 -- Done this way to minimize impact on other targets. This
47 -- implementation is temporary, and specific to AE653
52 --------------------------
53 -- Set_Current_Priority --
54 --------------------------
56 procedure Set_Current_Priority
57 (T : System.Tasking.Task_ID;
58 Prio : System.Priority)
61 T.Common.Current_Priority := Prio;
62 end Set_Current_Priority;
68 procedure Set_Task_Thread
69 (T : System.Tasking.Task_ID;
70 Thread : System.OS_Interface.Thread_Id)
72 use System.OS_Interface;
74 use type Interfaces.C.int;
77 T.Common.LL.Thread := Thread;
78 if taskVarGet (Thread, ATCB_Key_Addr) = ERROR then
79 Result := taskVarAdd (Thread, ATCB_Key_Addr);
80 pragma Assert (Result = OK);
83 Result := taskVarSet (Thread, ATCB_Key_Addr, To_Address (T));
84 pragma Assert (Result = OK);
87 end System.Task_Primitives.Ae_653;