+++ /dev/null
-------------------------------------------------------------------------------
--- --
--- GNU ADA 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 . O P E R A T I O N S . --
--- S P E C I F I C --
--- --
--- B o d y --
--- --
--- $Revision: 1.1.16.1 $
--- --
--- Copyright (C) 1991-1998, 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- --
--- 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. It is --
--- now maintained by Ada Core Technologies Inc. in cooperation with Florida --
--- State University (http://www.gnat.com). --
--- --
-------------------------------------------------------------------------------
-
--- This is a FSU-like version of this package.
-
-separate (System.Task_Primitives.Operations)
-package body Specific is
-
- ------------------
- -- Local Data --
- ------------------
-
- -- The followings are logically constants, but need to be initialized
- -- at run time.
-
- ATCB_Key : aliased pthread_key_t;
- -- Key used to find the Ada Task_ID associated with a thread
-
- ----------------
- -- Initialize --
- ----------------
-
- procedure Initialize (Environment_Task : Task_ID) is
- Result : Interfaces.C.int;
- begin
- Result := pthread_key_create (ATCB_Key'Access, null);
- pragma Assert (Result = 0);
- Result := pthread_setspecific (ATCB_Key, To_Address (Environment_Task));
- pragma Assert (Result = 0);
- end Initialize;
-
- ---------
- -- Set --
- ---------
-
- procedure Set (Self_Id : Task_ID) is
- Result : Interfaces.C.int;
-
- begin
- Result := pthread_setspecific (ATCB_Key, To_Address (Self_Id));
- pragma Assert (Result = 0);
- end Set;
-
- ----------
- -- Self --
- ----------
-
- function Self return Task_ID is
- Result : System.Address;
-
- begin
- Result := pthread_getspecific (ATCB_Key);
- pragma Assert (Result /= System.Null_Address);
- return To_Task_ID (Result);
- end Self;
-
-end Specific;
projects / msp430-gcc.git / blobdiff