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- //////////////////////////////////////////////////////////////////////////////
- //
- // (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 seems 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_RVALUE_REFERENCES) && !defined(BOOST_NO_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
- #include <boost/interprocess/detail/config_end.hpp>
- #endif //#ifndef BOOST_INTERPROCESS_DETAIL_WORKAROUND_HPP
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