diff options
Diffstat (limited to 'gcc/ada/s-tataat.ads')
| -rw-r--r-- | gcc/ada/s-tataat.ads | 20 |
1 files changed, 9 insertions, 11 deletions
diff --git a/gcc/ada/s-tataat.ads b/gcc/ada/s-tataat.ads index 84463e4..b59a80c 100644 --- a/gcc/ada/s-tataat.ads +++ b/gcc/ada/s-tataat.ads @@ -6,9 +6,9 @@ -- -- -- S p e c -- -- -- --- $Revision: 1.9 $ +-- $Revision$ -- -- --- Copyright (C) 1995-2000 Florida State University -- +-- Copyright (C) 1995-2002 Florida State University -- -- -- -- 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- -- @@ -29,8 +29,7 @@ -- covered by the GNU Public License. -- -- -- -- GNARL was developed by the GNARL team at Florida State University. It is -- --- now maintained by Ada Core Technologies Inc. in cooperation with Florida -- --- State University (http://www.gnat.com). -- +-- now maintained by Ada Core Technologies, Inc. (http://www.gnat.com). -- -- -- ------------------------------------------------------------------------------ @@ -50,8 +49,14 @@ package System.Tasking.Task_Attributes is type Node; type Access_Node is access all Node; + -- This needs comments ??? + type Dummy_Wrapper; type Access_Dummy_Wrapper is access all Dummy_Wrapper; + for Access_Dummy_Wrapper'Storage_Size use 0; + -- This is a stand-in for the generic type Wrapper defined in + -- Ada.Task_Attributes. The real objects allocated are always + -- of type Wrapper, no Dummy_Wrapper objects are ever created. type Deallocator is access procedure (P : in out Access_Node); -- Called to deallocate an Wrapper. P is a pointer to a Node within. @@ -98,13 +103,6 @@ package System.Tasking.Task_Attributes is -- A linked list of all indirectly access attributes, -- which includes all those that require finalization. - All_Attrs_L : aliased System.Task_Primitives.RTS_Lock; - -- Protects In_Use, Next_Indirect_Index, and All_Attributes. - -- Deadlock prevention order of locking: - -- 1) All_Attrs_L - -- 2) All_Tasks_L - -- 3) any TCB.L - procedure Initialize_Attributes (T : Task_ID); -- Initialize all attributes created via Ada.Task_Attributes for T. -- This must be called by the creator of the task, inside Create_Task, |