diff options
Diffstat (limited to 'boost/interprocess/detail/workaround.hpp')
| -rw-r--r-- | boost/interprocess/detail/workaround.hpp | 173 |
1 files changed, 82 insertions, 91 deletions
diff --git a/boost/interprocess/detail/workaround.hpp b/boost/interprocess/detail/workaround.hpp index d0456b5053..daf4455be5 100644 --- a/boost/interprocess/detail/workaround.hpp +++ b/boost/interprocess/detail/workaround.hpp @@ -11,7 +11,11 @@ #ifndef BOOST_INTERPROCESS_DETAIL_WORKAROUND_HPP #define BOOST_INTERPROCESS_DETAIL_WORKAROUND_HPP -#if defined(_MSC_VER) +#ifndef BOOST_CONFIG_HPP +# include <boost/config.hpp> +#endif +# +#if defined(BOOST_HAS_PRAGMA_ONCE) # pragma once #endif @@ -26,7 +30,24 @@ #else #include <unistd.h> - #if defined(_POSIX_THREAD_PROCESS_SHARED) && ((_POSIX_THREAD_PROCESS_SHARED - 0) > 0) + ////////////////////////////////////////////////////// + //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 @@ -51,62 +72,12 @@ #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__) && !defined(__ANDROID__) - #define BOOST_INTERPROCESS_XSI_SHARED_MEMORY_OBJECTS - #endif - - #if defined(_POSIX_SHARED_MEMORY_OBJECTS) && ((_POSIX_SHARED_MEMORY_OBJECTS - 0) > 0) + ////////////////////////////////////////////////////// + // _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 - #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: @@ -114,23 +85,52 @@ #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. + //and temporary 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 + ////////////////////////////////////////////////////// + // _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 - #if defined(_POSIX_VERSION) && defined(_XOPEN_VERSION) && \ - (((_POSIX_VERSION + 0)>= 200112L || (_XOPEN_VERSION + 0)>= 500)) - #define BOOST_INTERPROCESS_POSIX_RECURSIVE_MUTEXES + ////////////////////////////////////////////////////// + // _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 @@ -142,10 +142,24 @@ //#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_NO_CXX11_RVALUE_REFERENCES) && !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES) - #define BOOST_INTERPROCESS_PERFECT_FORWARDING +#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 @@ -154,6 +168,10 @@ #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 @@ -166,37 +184,10 @@ //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 - //Macros for documentation purposes. For code, expands to the argument #define BOOST_INTERPROCESS_IMPDEF(TYPE) TYPE #define BOOST_INTERPROCESS_SEEDOC(TYPE) TYPE -#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 |