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Diffstat (limited to 'gcc/ada/s-taspri-dummy.ads')
-rw-r--r-- | gcc/ada/s-taspri-dummy.ads | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/gcc/ada/s-taspri-dummy.ads b/gcc/ada/s-taspri-dummy.ads new file mode 100644 index 000000000..eaf3a6194 --- /dev/null +++ b/gcc/ada/s-taspri-dummy.ads @@ -0,0 +1,67 @@ +------------------------------------------------------------------------------ +-- -- +-- GNAT RUN-TIME LIBRARY (GNARL) COMPONENTS -- +-- -- +-- S Y S T E M . T A S K _ P R I M I T I V E S -- +-- -- +-- S p e c -- +-- -- +-- Copyright (C) 1991-2009, 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 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. -- +-- -- +-- 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 no tasking version of this package + +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. + +package System.Task_Primitives is + pragma Preelaborate; + + type Lock is new Integer; + + type RTS_Lock is new Integer; + + type Suspension_Object is new Integer; + + type Task_Body_Access is access procedure; + + type Private_Data is record + Thread : aliased Integer; + CV : aliased Integer; + L : aliased RTS_Lock; + end record; + + subtype Task_Address is System.Address; + -- In some versions of Task_Primitives, notably for VMS, Task_Address is + -- the short version of address defined in System.Aux_DEC. To avoid + -- dragging Aux_DEC into tasking packages a tasking specific subtype is + -- defined here. + + Task_Address_Size : constant := Standard'Address_Size; + -- The size of Task_Address + + Alternate_Stack_Size : constant := 0; + -- No alternate signal stack is used on this platform + +end System.Task_Primitives; |