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) 2008-2019, Free Software Foundation, Inc.         --
10--                                                                          --
11-- GNAT 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 SMP kernel version of this package
33
34package body System.VxWorks.Ext is
35
36   ERROR : constant := -1;
37
38   --------------
39   -- Int_Lock --
40   --------------
41
42   function Int_Lock return int is
43   begin
44      return ERROR;
45   end Int_Lock;
46
47   ----------------
48   -- Int_Unlock --
49   ----------------
50
51   function Int_Unlock (Old : int) return int is
52      pragma Unreferenced (Old);
53   begin
54      return ERROR;
55   end Int_Unlock;
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
73   is
74      function Set_Affinity (tid : t_id; CPU : int) return int;
75      pragma Import (C, Set_Affinity, "__gnat_set_affinity");
76   begin
77      return Set_Affinity (tid, CPU);
78   end taskCpuAffinitySet;
79
80   -------------------------
81   -- taskMaskAffinitySet --
82   -------------------------
83
84   function taskMaskAffinitySet (tid : t_id; CPU_Set : unsigned) return int is
85      function Set_Affinity (tid : t_id; CPU_Set : unsigned) return int;
86      pragma Import (C, Set_Affinity, "__gnat_set_affinity_mask");
87   begin
88      return Set_Affinity (tid, CPU_Set);
89   end taskMaskAffinitySet;
90
91   ---------------
92   -- Task_Cont --
93   ---------------
94
95   function Task_Cont (tid : t_id) return int is
96      function taskCont (tid : t_id) return int;
97      pragma Import (C, taskCont, "taskCont");
98   begin
99      return taskCont (tid);
100   end Task_Cont;
101
102   ---------------
103   -- Task_Stop --
104   ---------------
105
106   function Task_Stop (tid : t_id) return int is
107      function taskStop (tid : t_id) return int;
108      pragma Import (C, taskStop, "taskStop");
109   begin
110      return taskStop (tid);
111   end Task_Stop;
112
113end System.VxWorks.Ext;
114