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/* -*- C++ -*- */
//=============================================================================
/**
* @file mman.h
*
* $Id$
*
* @author Douglas C. Schmidt (schmidt@cs.wustl.edu)
* @author etc
*/
//=============================================================================
#ifndef ACE_OS_INCLUDE_SYS_MMAN_H
# define ACE_OS_INCLUDE_SYS_MMAN_H
# include "ace/pre.h"
# include "ace/config-all.h"
# if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
# endif /* ACE_LACKS_PRAGMA_ONCE */
// Fixes a problem with HP/UX.
# if defined (ACE_HAS_BROKEN_MMAP_H)
extern "C"
{
# include /**/ <sys/mman.h>
}
# elif !defined (ACE_LACKS_SYS_MMAN_H)
# include /**/ <sys/mman.h>
# endif /* !ACE_HAS_BROKEN_MMAP_H */
// These need to be moved at some point, and replaced by ifdef'd defines for each.
# if defined (ACE_WIN32)
// MMAP flags
# define PROT_READ PAGE_READONLY
# define PROT_WRITE PAGE_READWRITE
# define PROT_RDWR PAGE_READWRITE
/* If we can find suitable use for these flags, here they are:
PAGE_WRITECOPY
PAGE_EXECUTE
PAGE_EXECUTE_READ
PAGE_EXECUTE_READWRITE
PAGE_EXECUTE_WRITECOPY
PAGE_GUARD
PAGE_NOACCESS
PAGE_NOCACHE */
# elif defined (ACE_LACKS_SYS_MMAP_H)
# 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
# endif /* ACE_LACKS_SYS_MMAP_H */
# if !defined (PROT_RDWR)
# define PROT_RDWR (PROT_READ|PROT_WRITE)
# endif /* PROT_RDWR */
# 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 (MS_SYNC)
# define MS_SYNC 0x0
# endif /* !MS_SYNC */
# if !defined (MAP_FAILED) || defined (ACE_HAS_BROKEN_MAP_FAILED)
# undef MAP_FAILED
# define MAP_FAILED ((void *) -1)
# elif defined (ACE_HAS_LONG_MAP_FAILED)
# undef MAP_FAILED
# define MAP_FAILED ((void *) -1L)
# endif /* !MAP_FAILED || ACE_HAS_BROKEN_MAP_FAILED */
#endif /* ACE_OS_INCLUDE_SYS_MMAN_H */
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