mirror of
https://github.com/mangosfour/server.git
synced 2025-12-13 04:37:00 +00:00
90 lines
1.9 KiB
C++
90 lines
1.9 KiB
C++
// -*- C++ -*-
|
|
|
|
//=============================================================================
|
|
/**
|
|
* @file os_sem.h
|
|
*
|
|
* XSI semaphore facility
|
|
*
|
|
* $Id: os_sem.h 97262 2013-08-09 08:32:10Z johnnyw $
|
|
*
|
|
* @author Don Hinton <dhinton@dresystems.com>
|
|
* @author This code was originally in various places including ace/OS.h.
|
|
*/
|
|
//=============================================================================
|
|
|
|
#ifndef ACE_OS_INCLUDE_SYS_OS_SEM_H
|
|
#define ACE_OS_INCLUDE_SYS_OS_SEM_H
|
|
|
|
#include /**/ "ace/pre.h"
|
|
|
|
#include /**/ "ace/config-lite.h"
|
|
|
|
#if !defined (ACE_LACKS_PRAGMA_ONCE)
|
|
# pragma once
|
|
#endif /* ACE_LACKS_PRAGMA_ONCE */
|
|
|
|
#include "ace/os_include/sys/os_ipc.h"
|
|
|
|
#if !defined (ACE_LACKS_SYS_SEM_H)
|
|
# include /**/ <sys/sem.h>
|
|
#endif /* !ACE_LACKS_SYS_SEM_H */
|
|
|
|
// Place all additions (especially function declarations) within extern "C" {}
|
|
#ifdef __cplusplus
|
|
extern "C"
|
|
{
|
|
#endif /* __cplusplus */
|
|
|
|
# if !defined (GETVAL)
|
|
# define GETVAL 0
|
|
# endif /* GETVAL */
|
|
|
|
# if !defined (SETVAL)
|
|
# define SETVAL 0
|
|
# endif /* SETVAL */
|
|
|
|
# if !defined (GETALL)
|
|
# define GETALL 0
|
|
# endif /* GETALL */
|
|
|
|
# if !defined (SETALL)
|
|
# define SETALL 0
|
|
# endif /* SETALL */
|
|
|
|
# if !defined (SEM_UNDO)
|
|
# define SEM_UNDO 0
|
|
# endif /* SEM_UNDO */
|
|
|
|
#if defined (ACE_LACKS_SEMBUF_T)
|
|
struct sembuf
|
|
{
|
|
/// semaphore #
|
|
unsigned short sem_num;
|
|
|
|
/// semaphore operation
|
|
short sem_op;
|
|
|
|
/// operation flags
|
|
short sem_flg;
|
|
};
|
|
#endif /* ACE_LACKS_SEMBUF_T */
|
|
|
|
#if !defined (ACE_HAS_SEMUN) || (defined (__GLIBC__) && defined (_SEM_SEMUN_UNDEFINED))
|
|
union semun
|
|
{
|
|
/// value for SETVAL
|
|
int val;
|
|
/// buffer for IPC_STAT & IPC_SET
|
|
struct semid_ds *buf;
|
|
/// array for GETALL & SETALL
|
|
u_short *array;
|
|
};
|
|
#endif /* !ACE_HAS_SEMUN || (defined (__GLIBC__) && defined (_SEM_SEMUN_UNDEFINED)) */
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif /* __cplusplus */
|
|
|
|
#include /**/ "ace/post.h"
|
|
#endif /* ACE_OS_INCLUDE_SYS_OS_SEM_H */
|