| ////////////////////////////////////////////////////////////////////////////// |
| // |
| // (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 |
| |
| #ifndef BOOST_CONFIG_HPP |
| # include <boost/config.hpp> |
| #endif |
| # |
| #if defined(BOOST_HAS_PRAGMA_ONCE) |
| # pragma once |
| #endif |
| |
| #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 |
| //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 |
| |
| #include <boost/interprocess/detail/config_end.hpp> |
| |
| #endif //#ifndef BOOST_INTERPROCESS_DETAIL_WORKAROUND_HPP |