172 lines
7.0 KiB
C++
172 lines
7.0 KiB
C++
//////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// (C) Copyright Ion Gaztanaga 2005-2012. 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
|
|
|
|
#include <boost/interprocess/detail/config_begin.hpp>
|
|
|
|
#if defined(_WIN32) || defined(__WIN32__) || defined(WIN32)
|
|
#define BOOST_INTERPROCESS_WINDOWS
|
|
#define BOOST_INTERPROCESS_FORCE_GENERIC_EMULATION
|
|
#define BOOST_INTERPROCESS_HAS_KERNEL_BOOTTIME
|
|
#else
|
|
#include <unistd.h>
|
|
|
|
#if defined(_POSIX_THREAD_PROCESS_SHARED) && ((_POSIX_THREAD_PROCESS_SHARED - 0) > 0)
|
|
//Cygwin defines _POSIX_THREAD_PROCESS_SHARED but does not implement it.
|
|
//Mac Os X >= Leopard defines _POSIX_THREAD_PROCESS_SHARED but does not seem to work.
|
|
#if !defined(__CYGWIN__) && !defined(__APPLE__)
|
|
#define BOOST_INTERPROCESS_POSIX_PROCESS_SHARED
|
|
#endif
|
|
#endif
|
|
|
|
#if defined(_POSIX_BARRIERS) && ((_POSIX_BARRIERS - 0) > 0)
|
|
#define BOOST_INTERPROCESS_POSIX_BARRIERS
|
|
#endif
|
|
|
|
#if defined(_POSIX_SEMAPHORES) && ((_POSIX_SEMAPHORES - 0) > 0)
|
|
#define BOOST_INTERPROCESS_POSIX_NAMED_SEMAPHORES
|
|
#if defined(__CYGWIN__)
|
|
#define BOOST_INTERPROCESS_POSIX_SEMAPHORES_NO_UNLINK
|
|
#endif
|
|
//Some platforms have a limited (name length) named semaphore support
|
|
#elif (defined(__FreeBSD__) && (__FreeBSD__ >= 4)) || defined(__APPLE__)
|
|
#define BOOST_INTERPROCESS_POSIX_NAMED_SEMAPHORES
|
|
#endif
|
|
|
|
#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
|
|
|
|
//Check for XSI shared memory objects. They are available in nearly all UNIX platforms
|
|
#if !defined(__QNXNTO__)
|
|
#define BOOST_INTERPROCESS_XSI_SHARED_MEMORY_OBJECTS
|
|
#endif
|
|
|
|
#if defined(_POSIX_SHARED_MEMORY_OBJECTS) && ((_POSIX_SHARED_MEMORY_OBJECTS - 0) > 0)
|
|
#define BOOST_INTERPROCESS_POSIX_SHARED_MEMORY_OBJECTS
|
|
#else
|
|
//VMS and MACOS don't define it but they have shm_open/close interface
|
|
#if defined(__vms)
|
|
#if __CRTL_VER >= 70200000
|
|
#define BOOST_INTERPROCESS_POSIX_SHARED_MEMORY_OBJECTS
|
|
#endif
|
|
//Mac OS has some non-conformant features like names limited to SHM_NAME_MAX
|
|
#elif defined (__APPLE__)
|
|
//#define BOOST_INTERPROCESS_POSIX_SHARED_MEMORY_OBJECTS
|
|
//#define BOOST_INTERPROCESS_POSIX_SHARED_MEMORY_OBJECTS_NO_GROW
|
|
#endif
|
|
#endif
|
|
|
|
//Now check if we have only XSI shared memory
|
|
#if defined(BOOST_INTERPROCESS_XSI_SHARED_MEMORY_OBJECTS) &&\
|
|
!defined(BOOST_INTERPROCESS_POSIX_SHARED_MEMORY_OBJECTS)
|
|
//#define BOOST_INTERPROCESS_XSI_SHARED_MEMORY_OBJECTS_ONLY
|
|
#endif
|
|
|
|
#if defined(_POSIX_TIMEOUTS) && ((_POSIX_TIMEOUTS - 0) > 0)
|
|
#define BOOST_INTERPROCESS_POSIX_TIMEOUTS
|
|
#endif
|
|
|
|
#ifdef 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 file based shm is possible in those executions.
|
|
#elif defined(__FreeBSD__)
|
|
#define BOOST_INTERPROCESS_RUNTIME_FILESYSTEM_BASED_POSIX_SHARED_MEMORY
|
|
#endif
|
|
#endif
|
|
|
|
#ifdef BOOST_INTERPROCESS_POSIX_NAMED_SEMAPHORES
|
|
#if defined(__osf__) || defined(__vms)
|
|
#define BOOST_INTERPROCESS_FILESYSTEM_BASED_POSIX_SEMAPHORES
|
|
#endif
|
|
#endif
|
|
|
|
#if defined(_POSIX_VERSION) && defined(_XOPEN_VERSION) && \
|
|
(((_POSIX_VERSION + 0)>= 200112L || (_XOPEN_VERSION + 0)>= 500))
|
|
#define BOOST_INTERPROCESS_POSIX_RECURSIVE_MUTEXES
|
|
#endif
|
|
|
|
#if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(__APPLE__)
|
|
#define BOOST_INTERPROCESS_BSD_DERIVATIVE
|
|
#include <sys/sysctl.h>
|
|
#if defined(CTL_KERN) && defined (KERN_BOOTTIME)
|
|
//#define BOOST_INTERPROCESS_HAS_KERNEL_BOOTTIME
|
|
#endif
|
|
#endif
|
|
#endif //!defined(BOOST_INTERPROCESS_WINDOWS)
|
|
|
|
#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES) && !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)
|
|
#define BOOST_INTERPROCESS_PERFECT_FORWARDING
|
|
#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
|
|
|
|
// 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
|
|
|
|
//Inline attributes
|
|
#if defined(_MSC_VER)
|
|
#define BOOST_INTERPROCESS_ALWAYS_INLINE __forceinline
|
|
#elif defined (__GNUC__)
|
|
#define BOOST_INTERPROCESS_ALWAYS_INLINE __attribute__((__always_inline__))
|
|
#else
|
|
#define BOOST_INTERPROCESS_ALWAYS_INLINE inline
|
|
#endif
|
|
|
|
#if defined(_MSC_VER)
|
|
#define BOOST_INTERPROCESS_NEVER_INLINE __declspec(noinline)
|
|
#elif defined (__GNUC__)
|
|
#define BOOST_INTERPROCESS_NEVER_INLINE __attribute__((__noinline__))
|
|
#endif
|
|
|
|
#if defined(BOOST_NO_CXX11_NOEXCEPT)
|
|
#if defined(BOOST_MSVC)
|
|
#define BOOST_INTERPROCESS_NOEXCEPT throw()
|
|
#else
|
|
#define BOOST_INTERPROCESS_NOEXCEPT
|
|
#endif
|
|
#define BOOST_INTERPROCESS_NOEXCEPT_IF(x)
|
|
#else
|
|
#define BOOST_INTERPROCESS_NOEXCEPT noexcept
|
|
#define BOOST_INTERPROCESS_NOEXCEPT_IF(x) noexcept(x)
|
|
#endif
|
|
|
|
#include <boost/interprocess/detail/config_end.hpp>
|
|
|
|
#endif //#ifndef BOOST_INTERPROCESS_DETAIL_WORKAROUND_HPP
|