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- //////////////////////////////////////////////////////////////////////////////
- //
- // (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(BOOST_INTERPROCESS_FORCE_NATIVE_EMULATION) && defined(BOOST_INTERPROCESS_FORCE_GENERIC_EMULATION)
- #error "BOOST_INTERPROCESS_FORCE_NATIVE_EMULATION && BOOST_INTERPROCESS_FORCE_GENERIC_EMULATION can't be defined at the same time"
- #endif
- //#define BOOST_INTERPROCESS_FORCE_NATIVE_EMULATION
- #if defined(_WIN32) || defined(__WIN32__) || defined(WIN32)
- #define BOOST_INTERPROCESS_WINDOWS
- #if !defined(BOOST_INTERPROCESS_FORCE_NATIVE_EMULATION) && !defined(BOOST_INTERPROCESS_FORCE_GENERIC_EMULATION)
- #define BOOST_INTERPROCESS_FORCE_GENERIC_EMULATION
- #endif
- #define BOOST_INTERPROCESS_HAS_KERNEL_BOOTTIME
- #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__) && !(__VXWORKS__)
- #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
- #elif defined(__APPLE__)
- //The pthreads implementation of darwin stores a pointer to a mutex inside the condition
- //structure so real sharing between processes is broken. See:
- //https://opensource.apple.com/source/libpthread/libpthread-301.30.1/src/pthread_cond.c.auto.html
- //in method pthread_cond_wait
- #define BOOST_INTERPROCESS_BUGGY_POSIX_PROCESS_SHARED
- #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
- //////////////////////////////////////////////////////
- //posix_fallocate
- //////////////////////////////////////////////////////
- #if (_XOPEN_SOURCE >= 600 || __POSIX_C_SOURCE >= 200112L)
- #define BOOST_INTERPROCESS_POSIX_FALLOCATE
- #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
- #ifdef BOOST_WINDOWS
- #define BOOST_INTERPROCESS_WCHAR_NAMED_RESOURCES
- #ifdef __clang__
- #define BOOST_INTERPROCESS_DISABLE_DEPRECATED_WARNING _Pragma("clang diagnostic push") \
- _Pragma("clang diagnostic ignored \"-Wdeprecated-declarations\"")
- #define BOOST_INTERPROCESS_RESTORE_WARNING _Pragma("clang diagnostic pop")
- #else // __clang__
- #define BOOST_INTERPROCESS_DISABLE_DEPRECATED_WARNING __pragma(warning(push)) \
- __pragma(warning(disable : 4996))
- #define BOOST_INTERPROCESS_RESTORE_WARNING __pragma(warning(pop))
- #endif // __clang__
- #endif
- #endif //#ifndef BOOST_INTERPROCESS_DETAIL_WORKAROUND_HPP
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