boost/interprocess/detail/workaround.hpp
//////////////////////////////////////////////////////////////////////////////
//
// (C) Copyright Ion Gaztanaga 2005-2015. Distributed under the Boost
// Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
// See http://www.boost.org/libs/interprocess for documentation.
//
//////////////////////////////////////////////////////////////////////////////
#ifndef BOOST_INTERPROCESS_DETAIL_WORKAROUND_HPP
#define BOOST_INTERPROCESS_DETAIL_WORKAROUND_HPP
#ifndef BOOST_CONFIG_HPP
# include <boost/config.hpp>
#endif
#
#if defined(BOOST_HAS_PRAGMA_ONCE)
# pragma once
#endif
#if defined(_WIN32) || defined(__WIN32__) || defined(WIN32)
#define BOOST_INTERPROCESS_WINDOWS
#define BOOST_INTERPROCESS_FORCE_GENERIC_EMULATION
#define BOOST_INTERPROCESS_HAS_KERNEL_BOOTTIME
//Define this to connect with shared memory created with versions < 1.54
//#define BOOST_INTERPROCESS_BOOTSTAMP_IS_LASTBOOTUPTIME
#else
#include <unistd.h>
//////////////////////////////////////////////////////
//Check for XSI shared memory objects. They are available in nearly all UNIX platforms
//////////////////////////////////////////////////////
#if !defined(__QNXNTO__) && !defined(__ANDROID__) && !defined(__HAIKU__)
#define BOOST_INTERPROCESS_XSI_SHARED_MEMORY_OBJECTS
#endif
//////////////////////////////////////////////////////
// From SUSv3/UNIX 98, pthread_mutexattr_settype is mandatory
//////////////////////////////////////////////////////
#if defined(_XOPEN_UNIX) && ((_XOPEN_VERSION + 0) >= 500)
#define BOOST_INTERPROCESS_POSIX_RECURSIVE_MUTEXES
#endif
//////////////////////////////////////////////////////
// _POSIX_THREAD_PROCESS_SHARED (POSIX.1b/POSIX.4)
//////////////////////////////////////////////////////
#if defined(_POSIX_THREAD_PROCESS_SHARED) && ((_POSIX_THREAD_PROCESS_SHARED + 0) > 0)
//Cygwin defines _POSIX_THREAD_PROCESS_SHARED but does not implement it.
#if defined(__CYGWIN__)
#define BOOST_INTERPROCESS_BUGGY_POSIX_PROCESS_SHARED
//Mac Os X < Lion (10.7) might define _POSIX_THREAD_PROCESS_SHARED but there is no real support.
#elif defined(__APPLE__)
#include "TargetConditionals.h"
//Check we're on Mac OS target
#if defined(TARGET_OS_MAC)
#include "AvailabilityMacros.h"
//If minimum target for this compilation is older than Mac Os Lion, then we are out of luck
#if MAC_OS_X_VERSION_MIN_REQUIRED < 1070
#define BOOST_INTERPROCESS_BUGGY_POSIX_PROCESS_SHARED
#endif
#endif
#endif
//If buggy _POSIX_THREAD_PROCESS_SHARED is detected avoid using it
#if defined(BOOST_INTERPROCESS_BUGGY_POSIX_PROCESS_SHARED)
#undef BOOST_INTERPROCESS_BUGGY_POSIX_PROCESS_SHARED
#else
#define BOOST_INTERPROCESS_POSIX_PROCESS_SHARED
#endif
#endif
//////////////////////////////////////////////////////
// _POSIX_SHARED_MEMORY_OBJECTS (POSIX.1b/POSIX.4)
//////////////////////////////////////////////////////
#if ( defined(_POSIX_SHARED_MEMORY_OBJECTS) && ((_POSIX_SHARED_MEMORY_OBJECTS + 0) > 0) ) ||\
(defined(__vms) && __CRTL_VER >= 70200000)
#define BOOST_INTERPROCESS_POSIX_SHARED_MEMORY_OBJECTS
//Some systems have filesystem-based resources, so the
//portable "/shmname" format does not work due to permission issues
//For those systems we need to form a path to a temporary directory:
// hp-ux tru64 vms freebsd
#if defined(__hpux) || defined(__osf__) || defined(__vms) || (defined(__FreeBSD__) && (__FreeBSD__ < 7))
#define BOOST_INTERPROCESS_FILESYSTEM_BASED_POSIX_SHARED_MEMORY
//Some systems have "jailed" environments where shm usage is restricted at runtime
//and temporary file based shm is possible in those executions.
#elif defined(__FreeBSD__)
#define BOOST_INTERPROCESS_RUNTIME_FILESYSTEM_BASED_POSIX_SHARED_MEMORY
#endif
#endif
//////////////////////////////////////////////////////
// _POSIX_MAPPED_FILES (POSIX.1b/POSIX.4)
//////////////////////////////////////////////////////
#if defined(_POSIX_MAPPED_FILES) && ((_POSIX_MAPPED_FILES + 0) > 0)
#define BOOST_INTERPROCESS_POSIX_MAPPED_FILES
#endif
//////////////////////////////////////////////////////
// _POSIX_SEMAPHORES (POSIX.1b/POSIX.4)
//////////////////////////////////////////////////////
#if ( defined(_POSIX_SEMAPHORES) && ((_POSIX_SEMAPHORES + 0) > 0) ) ||\
( defined(__FreeBSD__) && (__FreeBSD__ >= 4)) || \
defined(__APPLE__)
#define BOOST_INTERPROCESS_POSIX_NAMED_SEMAPHORES
//MacOsX declares _POSIX_SEMAPHORES but sem_init returns ENOSYS
#if !defined(__APPLE__)
#define BOOST_INTERPROCESS_POSIX_UNNAMED_SEMAPHORES
#endif
#if defined(__osf__) || defined(__vms)
#define BOOST_INTERPROCESS_FILESYSTEM_BASED_POSIX_SEMAPHORES
#endif
#endif
//////////////////////////////////////////////////////
// _POSIX_BARRIERS (SUSv3/Unix03)
//////////////////////////////////////////////////////
#if defined(_POSIX_BARRIERS) && ((_POSIX_BARRIERS + 0) >= 200112L)
#define BOOST_INTERPROCESS_POSIX_BARRIERS
#endif
//////////////////////////////////////////////////////
// _POSIX_TIMEOUTS (SUSv3/Unix03)
//////////////////////////////////////////////////////
#if defined(_POSIX_TIMEOUTS) && ((_POSIX_TIMEOUTS + 0L) >= 200112L)
#define BOOST_INTERPROCESS_POSIX_TIMEOUTS
#endif
//////////////////////////////////////////////////////
// Detect BSD derivatives to detect sysctl
//////////////////////////////////////////////////////
#if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(__APPLE__)
#define BOOST_INTERPROCESS_BSD_DERIVATIVE
//Some *BSD systems (OpenBSD & NetBSD) need sys/param.h before sys/sysctl.h, whereas
//others (FreeBSD & Darwin) need sys/types.h
#include <sys/types.h>
#include <sys/param.h>
#include <sys/sysctl.h>
#if defined(CTL_KERN) && defined (KERN_BOOTTIME)
//#define BOOST_INTERPROCESS_HAS_KERNEL_BOOTTIME
#endif
#endif
//////////////////////////////////////////////////////
//64 bit offset
//////////////////////////////////////////////////////
#if (defined (_V6_ILP32_OFFBIG) &&(_V6_ILP32_OFFBIG - 0 > 0)) ||\
(defined (_V6_LP64_OFF64) &&(_V6_LP64_OFF64 - 0 > 0)) ||\
(defined (_V6_LPBIG_OFFBIG) &&(_V6_LPBIG_OFFBIG - 0 > 0)) ||\
(defined (_XBS5_ILP32_OFFBIG)&&(_XBS5_ILP32_OFFBIG - 0 > 0)) ||\
(defined (_XBS5_LP64_OFF64) &&(_XBS5_LP64_OFF64 - 0 > 0)) ||\
(defined (_XBS5_LPBIG_OFFBIG)&&(_XBS5_LPBIG_OFFBIG - 0 > 0)) ||\
(defined (_FILE_OFFSET_BITS) &&(_FILE_OFFSET_BITS - 0 >= 64))||\
(defined (_FILE_OFFSET_BITS) &&(_FILE_OFFSET_BITS - 0 >= 64))
#define BOOST_INTERPROCESS_UNIX_64_BIT_OR_BIGGER_OFF_T
#endif
#endif //!defined(BOOST_INTERPROCESS_WINDOWS)
#if defined(BOOST_INTERPROCESS_WINDOWS) || defined(BOOST_INTERPROCESS_POSIX_MAPPED_FILES)
# define BOOST_INTERPROCESS_MAPPED_FILES
#endif
//Now declare some Boost.Interprocess features depending on the implementation
#if defined(BOOST_INTERPROCESS_POSIX_NAMED_SEMAPHORES) && !defined(BOOST_INTERPROCESS_POSIX_SEMAPHORES_NO_UNLINK)
#define BOOST_INTERPROCESS_NAMED_MUTEX_USES_POSIX_SEMAPHORES
#define BOOST_INTERPROCESS_NAMED_SEMAPHORE_USES_POSIX_SEMAPHORES
#endif
#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES) && !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)
#define BOOST_INTERPROCESS_PERFECT_FORWARDING
#endif
// Timeout duration use if BOOST_INTERPROCESS_ENABLE_TIMEOUT_WHEN_LOCKING is set
#ifndef BOOST_INTERPROCESS_TIMEOUT_WHEN_LOCKING_DURATION_MS
#define BOOST_INTERPROCESS_TIMEOUT_WHEN_LOCKING_DURATION_MS 10000
#endif
//Other switches
//BOOST_INTERPROCESS_MSG_QUEUE_USES_CIRC_INDEX
//message queue uses a circular queue as index instead of an array (better performance)
//Boost version < 1.52 uses an array, so undef this if you want to communicate
//with processes compiled with those versions.
#define BOOST_INTERPROCESS_MSG_QUEUE_CIRCULAR_INDEX
//Macros for documentation purposes. For code, expands to the argument
#define BOOST_INTERPROCESS_IMPDEF(TYPE) TYPE
#define BOOST_INTERPROCESS_SEEDOC(TYPE) TYPE
#define BOOST_INTERPROCESS_DOC1ST(TYPE1, TYPE2) TYPE2
#define BOOST_INTERPROCESS_I ,
#define BOOST_INTERPROCESS_DOCIGN(T1) T1
//#define BOOST_INTERPROCESS_DISABLE_FORCEINLINE
#if defined(BOOST_INTERPROCESS_DISABLE_FORCEINLINE)
#define BOOST_INTERPROCESS_FORCEINLINE inline
#elif defined(BOOST_INTERPROCESS_FORCEINLINE_IS_BOOST_FORCELINE)
#define BOOST_INTERPROCESS_FORCEINLINE BOOST_FORCEINLINE
#elif defined(BOOST_MSVC) && defined(_DEBUG)
//"__forceinline" and MSVC seems to have some bugs in debug mode
#define BOOST_INTERPROCESS_FORCEINLINE inline
#elif defined(__GNUC__) && ((__GNUC__ < 4) || (__GNUC__ == 4 && (__GNUC_MINOR__ < 5)))
//Older GCCs have problems with forceinline
#define BOOST_INTERPROCESS_FORCEINLINE inline
#else
#define BOOST_INTERPROCESS_FORCEINLINE BOOST_FORCEINLINE
#endif
#endif //#ifndef BOOST_INTERPROCESS_DETAIL_WORKAROUND_HPP