gcc/ada/s-vxwext-rtp.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 RTP 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    type Interrupt_Handler is access procedure (parameter : System.Address);
  43    pragma Convention (C, Interrupt_Handler);
  44
  45    type Interrupt_Vector is new System.Address;
  46
  47    function Int_Lock return int;
  48    pragma Inline (Int_Lock);
  49
  50    function Int_Unlock return int;
  51    pragma Inline (Int_Unlock);
  52
  53    function Interrupt_Connect
  54      (Vector    : Interrupt_Vector;
  55       Handler   : Interrupt_Handler;
  56       Parameter : System.Address := System.Null_Address) return int;
  57    pragma Convention (C, Interrupt_Connect);
  58
  59    function Interrupt_Number_To_Vector
  60      (intNum : int) return Interrupt_Vector;
  61    pragma Convention (C, Interrupt_Number_To_Vector);
  62
  63    function Task_Cont (tid : t_id) return int;
  64    pragma Import (C, Task_Cont, "taskResume");
  65
  66    function Task_Stop (tid : t_id) return int;
  67    pragma Import (C, Task_Stop, "taskSuspend");
  68
  69    function kill (pid : t_id; sig : int) return int;
  70    pragma Import (C, kill, "taskKill");
  71
  72    function getpid return t_id;
  73    pragma Import (C, getpid, "getpid");
  74
  75    function Set_Time_Slice (ticks : int) return int;
  76    pragma Inline (Set_Time_Slice);
  77
  78 end System.VxWorks.Ext;