gcc/ada/s-vxwext-kernel.ads

   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                  GNAT RUN-TIME LIBRARY (GNARL) COMPONENTS                --
   4 --                                                                          --
   5 --                     S Y S T E M . V X W O R K S . E X T                  --
   6 --                                                                          --
   7 --                                   S p e c                                --
   8 --                                                                          --
   9 --            Copyright (C) 2009, Free Software Foundation, Inc.            --
  10 --                                                                          --
  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 3,  or (at your option) any later ver- --
  14 -- sion.  GNAT 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.                                     --
  17 --                                                                          --
  18 -- As a special exception under Section 7 of GPL version 3, you are granted --
  19 -- additional permissions described in the GCC Runtime Library Exception,   --
  20 -- version 3.1, as published by the Free Software Foundation.               --
  21 --                                                                          --
  22 -- You should have received a copy of the GNU General Public License and    --
  23 -- a copy of the GCC Runtime Library Exception along with this program;     --
  24 -- see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see    --
  25 -- <http://www.gnu.org/licenses/>.                                          --
  26 --                                                                          --
  27 ------------------------------------------------------------------------------
  28
  29 --  This package provides vxworks specific support functions needed
  30 --  by System.OS_Interface.
  31
  32 --  This is the VxWorks 6 kernel version of this package
  33
  34 with Interfaces.C;
  35
  36 package System.VxWorks.Ext is
  37    pragma Preelaborate;
  38
  39    type t_id is new Long_Integer;
  40    subtype int is Interfaces.C.int;
  41
  42    function Task_Cont (tid : t_id) return int;
  43    pragma Import (C, Task_Cont, "taskCont");
  44
  45    function Task_Stop (tid : t_id) return int;
  46    pragma Import (C, Task_Stop, "taskStop");
  47
  48    function Int_Lock return int;
  49    pragma Import (C, Int_Lock, "intLock");
  50
  51    function Int_Unlock return int;
  52    pragma Import (C, Int_Unlock, "intUnlock");
  53
  54    function kill (pid : t_id; sig : int) return int;
  55    pragma Import (C, kill, "kill");
  56
  57    function Set_Time_Slice (ticks : int) return int;
  58    pragma Import (C, Set_Time_Slice, "kernelTimeSlice");
  59
  60    function getpid return t_id;
  61    pragma Import (C, getpid, "taskIdSelf");
  62
  63 end System.VxWorks.Ext;