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// -*- C++ -*-
//=============================================================================
/**
* @file os_mman.h
*
* memory management declarations
*
* @author Don Hinton <dhinton@dresystems.com>
* @author This code was originally in various places including ace/OS.h.
*/
//=============================================================================
#ifndef ACE_OS_INCLUDE_SYS_OS_MMAN_H
#define ACE_OS_INCLUDE_SYS_OS_MMAN_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_types.h"
#if defined (ACE_LACKS_MMAP)
# define ACE_LACKS_SYS_MMAN_H
#endif /* ACE_LACKS_MMAP */
#if !defined (ACE_LACKS_SYS_MMAN_H)
# include /**/ <sys/mman.h>
#endif /* ACE_LACKS_SYS_MMAN_H */
// Place all additions (especially function declarations) within extern "C" {}
#ifdef __cplusplus
extern "C"
{
#endif /* __cplusplus */
#if defined (ACE_LACKS_SYS_MMAN_H) && !defined (ACE_WIN32)
# define PROT_READ 0
# define PROT_WRITE 0
# define PROT_EXEC 0
# define PROT_NONE 0
# define PROT_RDWR 0
# define MAP_PRIVATE 0
# define MAP_SHARED 0
# define MAP_FIXED 0
#elif defined (ACE_WIN32)
// These two may be used for internal flags soon:
# if !defined (MAP_PRIVATE)
# define MAP_PRIVATE 1
# endif
# if !defined (MAP_SHARED)
# define MAP_SHARED 2
# endif
# if !defined (MAP_FIXED)
# define MAP_FIXED 4
# endif
// MMAP flags
# if !defined (PROT_READ)
# define PROT_READ PAGE_READONLY
# endif
# if !defined (PROT_WRITE)
# define PROT_WRITE PAGE_READWRITE
# endif
# if !defined (PROT_RDWR)
# define PROT_RDWR PAGE_READWRITE
# endif
#endif /* !ACE_LACKS_SYS_MMAN_H && !ACE_WIN32*/
# if !defined (ACE_MAP_PRIVATE)
# define ACE_MAP_PRIVATE MAP_PRIVATE
# endif /* ! ACE_MAP_PRIVATE */
# if !defined (ACE_MAP_SHARED)
# define ACE_MAP_SHARED MAP_SHARED
# endif /* ! ACE_MAP_SHARED */
# if !defined (ACE_MAP_FIXED)
# define ACE_MAP_FIXED MAP_FIXED
# endif /* ! ACE_MAP_FIXED */
# if !defined (MAP_FAILED)
# define MAP_FAILED ((void *) -1)
# endif /* !MAP_FAILED */
#if !defined (PROT_RDWR)
# define PROT_RDWR (PROT_READ|PROT_WRITE)
#endif /* PROT_RDWR */
# if defined (ACE_WIN32)
// Needed to map calls to NT transparently.
# define MS_ASYNC 0
# define MS_INVALIDATE 0
# endif /* ACE_WIN32 */
# if !defined (MS_SYNC)
# define MS_SYNC 0x0
# endif /* !MS_SYNC */
#ifdef __cplusplus
}
#endif /* __cplusplus */
#include /**/ "ace/post.h"
#endif /* ACE_OS_INCLUDE_SYS_OS_MMAN_H */
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