source: rtems/cpukit/posix/macros/rtems/posix/mqueue.inl @ 856a44e4

4.104.114.84.95
Last change on this file since 856a44e4 was 856a44e4, checked in by Joel Sherrill <joel.sherrill@…>, on Aug 30, 2001 at 1:29:38 PM

2001-08-30 Joel Sherrill <joel@…>

  • macros/rtems/posix/mqueue.inl: Add cast so negation works.
  • Property mode set to 100644
File size: 1.8 KB
Line 
1/*  rtems/posix/mqueue.inl
2 *
3 *  This include file contains the macro implementation of the private
4 *  inlined routines for POSIX Message Queue.
5 *
6 *  COPYRIGHT (c) 1989-1999.
7 *  On-Line Applications Research Corporation (OAR).
8 *
9 *  The license and distribution terms for this file may be
10 *  found in the file LICENSE in this distribution or at
11 *  http://www.OARcorp.com/rtems/license.html.
12 *
13 *  $Id$
14 */
15 
16#ifndef __RTEMS_POSIX_MESSAGE_QUEUE_inl
17#define __RTEMS_POSIX_MESSAGE_QUEUE_inl
18 
19/*PAGE
20 *
21 *  _POSIX_Message_queue_Allocate
22 */
23 
24#define _POSIX_Message_queue_Allocate() \
25  (POSIX_Message_queue_Control *) \
26    _Objects_Allocate( &_POSIX_Message_queue_Information )
27 
28/*PAGE
29 *
30 *  _POSIX_Message_queue_Free
31 */
32 
33#define _POSIX_Message_queue_Free( _the_mq ) \
34  _Objects_Free( &_POSIX_Message_queue_Information, &(_the_mq)->Object )
35
36/*PAGE
37 *
38 *  _POSIX_Message_queue_Namespace_remove
39 */
40 
41#define _POSIX_Message_queue_Namespace_remove( _the_mq ) \
42  _Objects_Namespace_remove( \
43    &_POSIX_Message_queue_Information, &(_the_mq)->Object )
44 
45/*PAGE
46 *
47 *  _POSIX_Message_queue_Get
48 */
49 
50#define _POSIX_Message_queue_Get( _id, _location ) \
51  (POSIX_Message_queue_Control *) \
52    _Objects_Get( &_POSIX_Message_queue_Information, (_id), (_location) )
53 
54/*PAGE
55 *
56 *  _POSIX_Message_queue_Is_null
57 */
58 
59#define _POSIX_Message_queue_Is_null( _the_mq ) \
60  (!(_the_mq))
61
62/*PAGE
63 *
64 *  _POSIX_Message_queue_Priority_to_core
65 */
66 
67#define _POSIX_Message_queue_Priority_to_core( _priority ) \
68  ((_priority) * -1)
69
70/*
71 *  _POSIX_Message_queue_Priority_from_core
72 */
73 
74/* absolute value without a library dependency */
75#define _POSIX_Message_queue_Priority_from_core( _priority ) \
76  ((((CORE_message_queue_Submit_types)(_priority)) >= 0) ? \
77    (_priority) : \
78    -((CORE_message_queue_Submit_types)(_priority)))
79
80#endif
81/*  end of include file */
82
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