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Diffstat (limited to 'gcc/ada/s-tpopsp-vxworks.adb')
| -rw-r--r-- | gcc/ada/s-tpopsp-vxworks.adb | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/gcc/ada/s-tpopsp-vxworks.adb b/gcc/ada/s-tpopsp-vxworks.adb new file mode 100644 index 00000000000..02983287d2c --- /dev/null +++ b/gcc/ada/s-tpopsp-vxworks.adb @@ -0,0 +1,74 @@ +------------------------------------------------------------------------------ +-- -- +-- GNU ADA RUN-TIME LIBRARY (GNARL) COMPONENTS -- +-- -- +-- SYSTEM.TASK_PRIMITIVES.OPERATIONS.SPECIFIC -- +-- -- +-- B o d y -- +-- -- +-- Copyright (C) 1992-2004, 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- -- +-- 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, 59 Temple Place - Suite 330, Boston, -- +-- MA 02111-1307, USA. -- +-- -- +-- 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. -- +-- -- +-- GNARL was developed by the GNARL team at Florida State University. -- +-- Extensive contributions were provided by Ada Core Technologies, Inc. -- +-- -- +------------------------------------------------------------------------------ + +-- This is a VxWorks version of this package where foreign threads are +-- recognized. + +separate (System.Task_Primitives.Operations) +package body Specific is + + ------------------- + -- Is_Valid_Task -- + ------------------- + + function Is_Valid_Task return Boolean is + begin + return taskVarGet (taskIdSelf, ATCB_Key'Access) /= ERROR; + end Is_Valid_Task; + + --------- + -- Set -- + --------- + + procedure Set (Self_Id : Task_ID) is + Result : STATUS; + + begin + if taskVarGet (0, ATCB_Key'Access) = ERROR then + Result := taskVarAdd (0, ATCB_Key'Access); + pragma Assert (Result = OK); + end if; + + ATCB_Key := To_Address (Self_Id); + end Set; + + ---------- + -- Self -- + ---------- + + function Self return Task_ID is + begin + return To_Task_ID (ATCB_Key); + end Self; + +end Specific; |