149 lines
5.4 KiB
C++
149 lines
5.4 KiB
C++
//////////////////////////////////////////////////////////////////////////////
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//
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// (C) Copyright Ion Gaztanaga 2005-2009. Distributed under the Boost
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// Software License, Version 1.0. (See accompanying file
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// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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// See http://www.boost.org/libs/interprocess for documentation.
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//
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//////////////////////////////////////////////////////////////////////////////
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#ifndef BOOST_INTERPROCESS_DETAIL_WORKAROUND_HPP
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#define BOOST_INTERPROCESS_DETAIL_WORKAROUND_HPP
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#include <boost/interprocess/detail/config_begin.hpp>
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#if (defined(_WIN32) || defined(__WIN32__) || defined(WIN32))
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#define BOOST_INTERPROCESS_WINDOWS
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/*
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#if !defined(_MSC_EXTENSIONS)
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#error "Turn on Microsoft language extensions (_MSC_EXTENSIONS) to be able to call Windows API functions"
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#endif
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*/
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#endif
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#if !(defined BOOST_INTERPROCESS_WINDOWS)
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#include <unistd.h>
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#if ((_POSIX_THREAD_PROCESS_SHARED - 0) > 0)
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//Cygwin defines _POSIX_THREAD_PROCESS_SHARED but does not implement it.
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//Mac Os X >= Leopard defines _POSIX_THREAD_PROCESS_SHARED but does not seems to work.
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# if !defined(__CYGWIN__) && !defined(__APPLE__)
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# define BOOST_INTERPROCESS_POSIX_PROCESS_SHARED
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# endif
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#endif
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#if ((_POSIX_BARRIERS - 0) > 0)
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# define BOOST_INTERPROCESS_POSIX_BARRIERS
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# endif
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#if ((_POSIX_SEMAPHORES - 0) > 0)
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# define BOOST_INTERPROCESS_POSIX_NAMED_SEMAPHORES
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# if defined(__CYGWIN__)
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#define BOOST_INTERPROCESS_POSIX_SEMAPHORES_NO_UNLINK
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# endif
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//Some platforms have a limited (name length) named semaphore support
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#elif (defined(__FreeBSD__) && (__FreeBSD__ >= 4)) || defined(__APPLE__)
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# define BOOST_INTERPROCESS_POSIX_NAMED_SEMAPHORES
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#endif
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#if ((defined _V6_ILP32_OFFBIG) &&(_V6_ILP32_OFFBIG - 0 > 0)) ||\
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((defined _V6_LP64_OFF64) &&(_V6_LP64_OFF64 - 0 > 0)) ||\
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((defined _V6_LPBIG_OFFBIG) &&(_V6_LPBIG_OFFBIG - 0 > 0)) ||\
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((defined _XBS5_ILP32_OFFBIG)&&(_XBS5_ILP32_OFFBIG - 0 > 0)) ||\
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((defined _XBS5_LP64_OFF64) &&(_XBS5_LP64_OFF64 - 0 > 0)) ||\
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((defined _XBS5_LPBIG_OFFBIG)&&(_XBS5_LPBIG_OFFBIG - 0 > 0)) ||\
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((defined _FILE_OFFSET_BITS) &&(_FILE_OFFSET_BITS - 0 >= 64))||\
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((defined _FILE_OFFSET_BITS) &&(_FILE_OFFSET_BITS - 0 >= 64))
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#define BOOST_INTERPROCESS_UNIX_64_BIT_OR_BIGGER_OFF_T
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#else
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#endif
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//Check for XSI shared memory objects. They are available in nearly all UNIX platforms
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#if !defined(__QNXNTO__)
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# define BOOST_INTERPROCESS_XSI_SHARED_MEMORY_OBJECTS
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#endif
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#if ((_POSIX_SHARED_MEMORY_OBJECTS - 0) > 0)
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# define BOOST_INTERPROCESS_POSIX_SHARED_MEMORY_OBJECTS
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#else
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//VMS and MACOS don't define it but the have shm_open/close interface
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# if defined(__vms)
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# if __CRTL_VER >= 70200000
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# define BOOST_INTERPROCESS_POSIX_SHARED_MEMORY_OBJECTS
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# endif
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//Mac OS has some non-conformant features like names limited to SHM_NAME_MAX
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# elif defined (__APPLE__)
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// # define BOOST_INTERPROCESS_POSIX_SHARED_MEMORY_OBJECTS
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// # define BOOST_INTERPROCESS_POSIX_SHARED_MEMORY_OBJECTS_NO_GROW
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# endif
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#endif
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//Now check if we have only XSI shared memory
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#if defined(BOOST_INTERPROCESS_XSI_SHARED_MEMORY_OBJECTS) &&\
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!defined(BOOST_INTERPROCESS_POSIX_SHARED_MEMORY_OBJECTS)
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//# define BOOST_INTERPROCESS_XSI_SHARED_MEMORY_OBJECTS_ONLY
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#endif
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#if ((_POSIX_TIMEOUTS - 0) > 0)
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# define BOOST_INTERPROCESS_POSIX_TIMEOUTS
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#endif
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#ifdef BOOST_INTERPROCESS_POSIX_SHARED_MEMORY_OBJECTS
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//Some systems have filesystem-based resources, so the
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//portable "/shmname" format does not work due to permission issues
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//For those systems we need to form a path to a temporary directory:
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// hp-ux tru64 vms freebsd
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#if defined(__hpux) || defined(__osf__) || defined(__vms) || (defined(__FreeBSD__) && (__FreeBSD__ < 7))
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#define BOOST_INTERPROCESS_FILESYSTEM_BASED_POSIX_SHARED_MEMORY
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#elif defined(__FreeBSD__)
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#define BOOST_INTERPROCESS_RUNTIME_FILESYSTEM_BASED_POSIX_SHARED_MEMORY
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#endif
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#endif
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#ifdef BOOST_INTERPROCESS_POSIX_NAMED_SEMAPHORES
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#if defined(__osf__) || defined(__vms)
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#define BOOST_INTERPROCESS_FILESYSTEM_BASED_POSIX_SEMAPHORES
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#endif
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#endif
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#if ((_POSIX_VERSION + 0)>= 200112L || (_XOPEN_VERSION + 0)>= 500)
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#define BOOST_INTERPROCESS_POSIX_RECURSIVE_MUTEXES
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#endif
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#endif
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#if !defined(BOOST_NO_RVALUE_REFERENCES) && !defined(BOOST_NO_VARIADIC_TEMPLATES)\
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&& !defined(BOOST_INTERPROCESS_DISABLE_VARIADIC_TMPL)
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#define BOOST_INTERPROCESS_PERFECT_FORWARDING
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#endif
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//Now declare some Boost.Interprocess features depending on the implementation
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#if defined(BOOST_INTERPROCESS_POSIX_NAMED_SEMAPHORES) && !defined(BOOST_INTERPROCESS_POSIX_SEMAPHORES_NO_UNLINK)
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#define BOOST_INTERPROCESS_NAMED_MUTEX_USES_POSIX_SEMAPHORES
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#endif
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#if defined(BOOST_INTERPROCESS_POSIX_NAMED_SEMAPHORES) && !defined(BOOST_INTERPROCESS_POSIX_SEMAPHORES_NO_UNLINK)
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#define BOOST_INTERPROCESS_NAMED_MUTEX_USES_POSIX_SEMAPHORES
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#define BOOST_INTERPROCESS_NAMED_SEMAPHORE_USES_POSIX_SEMAPHORES
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#endif
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// Timeout duration use if BOOST_INTERPROCESS_ENABLE_TIMEOUT_WHEN_LOCKING is set
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#ifndef BOOST_INTERPROCESS_TIMEOUT_WHEN_LOCKING_DURATION_MS
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#define BOOST_INTERPROCESS_TIMEOUT_WHEN_LOCKING_DURATION_MS 10000
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#endif
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#include <boost/interprocess/detail/config_end.hpp>
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#endif //#ifndef BOOST_INTERPROCESS_DETAIL_WORKAROUND_HPP
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