gcc/ada/libgnarl/s-vxwext__kernel.adb

   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 --                                   B o d y                                --
   8 --                                                                          --
   9 --            Copyright (C) 2008-2018, 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 <= 6.5 kernel version of this package
  33 --  Also works for 6.6 uniprocessor
  34
  35 package body System.VxWorks.Ext is
  36
  37    ERROR : constant := -1;
  38
  39    --------------
  40    -- Int_Lock --
  41    --------------
  42
  43    function intLock return int;
  44    pragma Import (C, intLock, "intLock");
  45
  46    function Int_Lock return int renames intLock;
  47
  48    ----------------
  49    -- Int_Unlock --
  50    ----------------
  51
  52    function intUnlock (Old : int) return int;
  53    pragma Import (C, intUnlock, "intUnlock");
  54
  55    function Int_Unlock (Old : int) return int renames intUnlock;
  56
  57    ---------------
  58    -- semDelete --
  59    ---------------
  60
  61    function semDelete (Sem : SEM_ID) return int is
  62       function Os_Sem_Delete (Sem : SEM_ID) return int;
  63       pragma Import (C, Os_Sem_Delete, "semDelete");
  64    begin
  65       return Os_Sem_Delete (Sem);
  66    end semDelete;
  67
  68    ------------------------
  69    -- taskCpuAffinitySet --
  70    ------------------------
  71
  72    function taskCpuAffinitySet (tid : t_id; CPU : int) return int is
  73       pragma Unreferenced (tid, CPU);
  74    begin
  75       return ERROR;
  76    end taskCpuAffinitySet;
  77
  78    -------------------------
  79    -- taskMaskAffinitySet --
  80    -------------------------
  81
  82    function taskMaskAffinitySet (tid : t_id; CPU_Set : unsigned) return int is
  83       pragma Unreferenced (tid, CPU_Set);
  84    begin
  85       return ERROR;
  86    end taskMaskAffinitySet;
  87
  88    ---------------
  89    -- Task_Cont --
  90    ---------------
  91
  92    function Task_Cont (tid : t_id) return int is
  93       function taskCont (tid : t_id) return int;
  94       pragma Import (C, taskCont, "taskCont");
  95    begin
  96       return taskCont (tid);
  97    end Task_Cont;
  98
  99    ---------------
 100    -- Task_Stop --
 101    ---------------
 102
 103    function Task_Stop (tid : t_id) return int is
 104       function taskStop (tid : t_id) return int;
 105       pragma Import (C, taskStop, "taskStop");
 106    begin
 107       return taskStop (tid);
 108    end Task_Stop;
 109
 110 end System.VxWorks.Ext;