| // |
| // detail/config.hpp |
| // ~~~~~~~~~~~~~~~~~ |
| // |
| // Copyright (c) 2003-2011 Christopher M. Kohlhoff (chris at kohlhoff dot com) |
| // |
| // 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) |
| // |
| |
| #ifndef BOOST_ASIO_DETAIL_CONFIG_HPP |
| #define BOOST_ASIO_DETAIL_CONFIG_HPP |
| |
| #include <boost/config.hpp> |
| |
| // Default to a header-only implementation. The user must specifically request |
| // separate compilation by defining either BOOST_ASIO_SEPARATE_COMPILATION or |
| // BOOST_ASIO_DYN_LINK (as a DLL/shared library implies separate compilation). |
| #if !defined(BOOST_ASIO_HEADER_ONLY) |
| # if !defined(BOOST_ASIO_SEPARATE_COMPILATION) |
| # if !defined(BOOST_ASIO_DYN_LINK) |
| # define BOOST_ASIO_HEADER_ONLY |
| # endif // !defined(BOOST_ASIO_DYN_LINK) |
| # endif // !defined(BOOST_ASIO_SEPARATE_COMPILATION) |
| #endif // !defined(BOOST_ASIO_HEADER_ONLY) |
| |
| #if defined(BOOST_ASIO_HEADER_ONLY) |
| # define BOOST_ASIO_DECL inline |
| #else // defined(BOOST_ASIO_HEADER_ONLY) |
| # if defined(BOOST_HAS_DECLSPEC) |
| // We need to import/export our code only if the user has specifically asked |
| // for it by defining BOOST_ASIO_DYN_LINK. |
| # if defined(BOOST_ASIO_DYN_LINK) |
| // Export if this is our own source, otherwise import. |
| # if defined(BOOST_ASIO_SOURCE) |
| # define BOOST_ASIO_DECL __declspec(dllexport) |
| # else // defined(BOOST_ASIO_SOURCE) |
| # define BOOST_ASIO_DECL __declspec(dllimport) |
| # endif // defined(BOOST_ASIO_SOURCE) |
| # endif // defined(BOOST_ASIO_DYN_LINK) |
| # endif // defined(BOOST_HAS_DECLSPEC) |
| #endif // defined(BOOST_ASIO_HEADER_ONLY) |
| |
| // If BOOST_ASIO_DECL isn't defined yet define it now. |
| #if !defined(BOOST_ASIO_DECL) |
| # define BOOST_ASIO_DECL |
| #endif // !defined(BOOST_ASIO_DECL) |
| |
| // Support move construction and assignment on compilers known to allow it. |
| #if !defined(BOOST_ASIO_DISABLE_MOVE) |
| # if defined(__GNUC__) |
| # if ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 5)) || (__GNUC__ > 4) |
| # if defined(__GXX_EXPERIMENTAL_CXX0X__) |
| # define BOOST_ASIO_HAS_MOVE |
| # endif // defined(__GXX_EXPERIMENTAL_CXX0X__) |
| # endif // ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 5)) || (__GNUC__ > 4) |
| # endif // defined(__GNUC__) |
| #endif // !defined(BOOST_ASIO_DISABLE_MOVE) |
| |
| // If BOOST_ASIO_MOVE_CAST isn't defined, and move support is available, define |
| // BOOST_ASIO_MOVE_ARG and BOOST_ASIO_MOVE_CAST to take advantage of rvalue |
| // references and perfect forwarding. |
| #if defined(BOOST_ASIO_HAS_MOVE) && !defined(BOOST_ASIO_MOVE_CAST) |
| # define BOOST_ASIO_MOVE_ARG(type) type&& |
| # define BOOST_ASIO_MOVE_CAST(type) static_cast<type&&> |
| #endif // defined(BOOST_ASIO_HAS_MOVE) && !defined(BOOST_ASIO_MOVE_CAST) |
| |
| // If BOOST_ASIO_MOVE_CAST still isn't defined, default to a C++03-compatible |
| // implementation. Note that older g++ and MSVC versions don't like it when you |
| // pass a non-member function through a const reference, so for most compilers |
| // we'll play it safe and stick with the old approach of passing the handler by |
| // value. |
| #if !defined(BOOST_ASIO_MOVE_CAST) |
| # if defined(__GNUC__) |
| # if ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 1)) || (__GNUC__ > 4) |
| # define BOOST_ASIO_MOVE_ARG(type) const type& |
| # else // ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 1)) || (__GNUC__ > 4) |
| # define BOOST_ASIO_MOVE_ARG(type) type |
| # endif // ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 1)) || (__GNUC__ > 4) |
| # elif defined(BOOST_MSVC) |
| # if (_MSC_VER >= 1400) |
| # define BOOST_ASIO_MOVE_ARG(type) const type& |
| # else // (_MSC_VER >= 1400) |
| # define BOOST_ASIO_MOVE_ARG(type) type |
| # endif // (_MSC_VER >= 1400) |
| # else |
| # define BOOST_ASIO_MOVE_ARG(type) type |
| # endif |
| # define BOOST_ASIO_MOVE_CAST(type) static_cast<const type&> |
| #endif // !defined_BOOST_ASIO_MOVE_CAST |
| |
| // Support variadic templates on compilers known to allow it. |
| #if !defined(BOOST_ASIO_DISABLE_VARIADIC_TEMPLATES) |
| # if defined(__GNUC__) |
| # if ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 3)) || (__GNUC__ > 4) |
| # if defined(__GXX_EXPERIMENTAL_CXX0X__) |
| # define BOOST_ASIO_HAS_VARIADIC_TEMPLATES |
| # endif // defined(__GXX_EXPERIMENTAL_CXX0X__) |
| # endif // ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 3)) || (__GNUC__ > 4) |
| # endif // defined(__GNUC__) |
| #endif // !defined(BOOST_ASIO_DISABLE_VARIADIC_TEMPLATES) |
| |
| // Standard library support for system errors. |
| #if !defined(BOOST_ASIO_DISABLE_STD_SYSTEM_ERROR) |
| # if defined(__GNUC__) |
| # if ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 6)) || (__GNUC__ > 4) |
| # if defined(__GXX_EXPERIMENTAL_CXX0X__) |
| # define BOOST_ASIO_HAS_STD_SYSTEM_ERROR |
| # endif // defined(__GXX_EXPERIMENTAL_CXX0X__) |
| # endif // ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 6)) || (__GNUC__ > 4) |
| # endif // defined(__GNUC__) |
| #endif // !defined(BOOST_ASIO_DISABLE_STD_SYSTEM_ERROR) |
| |
| // Standard library support for arrays. |
| #if !defined(BOOST_ASIO_DISABLE_STD_ARRAY) |
| # if defined(__GNUC__) |
| # if ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 3)) || (__GNUC__ > 4) |
| # if defined(__GXX_EXPERIMENTAL_CXX0X__) |
| # define BOOST_ASIO_HAS_STD_ARRAY |
| # endif // defined(__GXX_EXPERIMENTAL_CXX0X__) |
| # endif // ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 3)) || (__GNUC__ > 4) |
| # endif // defined(__GNUC__) |
| # if defined(BOOST_MSVC) |
| # if (_MSC_VER >= 1600) |
| # define BOOST_ASIO_HAS_STD_ARRAY |
| # endif // (_MSC_VER >= 1600) |
| # endif // defined(BOOST_MSVC) |
| #endif // !defined(BOOST_ASIO_DISABLE_STD_ARRAY) |
| |
| // Standard library support for shared_ptr and weak_ptr. |
| #if !defined(BOOST_ASIO_DISABLE_STD_SHARED_PTR) |
| # if defined(__GNUC__) |
| # if ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 3)) || (__GNUC__ > 4) |
| # if defined(__GXX_EXPERIMENTAL_CXX0X__) |
| # define BOOST_ASIO_HAS_STD_SHARED_PTR |
| # endif // defined(__GXX_EXPERIMENTAL_CXX0X__) |
| # endif // ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 3)) || (__GNUC__ > 4) |
| # endif // defined(__GNUC__) |
| # if defined(BOOST_MSVC) |
| # if (_MSC_VER >= 1600) |
| # define BOOST_ASIO_HAS_STD_SHARED_PTR |
| # endif // (_MSC_VER >= 1600) |
| # endif // defined(BOOST_MSVC) |
| #endif // !defined(BOOST_ASIO_DISABLE_STD_SHARED_PTR) |
| |
| // Standard library support for atomic operations. |
| #if !defined(BOOST_ASIO_DISABLE_STD_ATOMIC) |
| # if defined(__GNUC__) |
| # if ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 5)) || (__GNUC__ > 4) |
| # if defined(__GXX_EXPERIMENTAL_CXX0X__) |
| # define BOOST_ASIO_HAS_STD_ATOMIC |
| # endif // defined(__GXX_EXPERIMENTAL_CXX0X__) |
| # endif // ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 5)) || (__GNUC__ > 4) |
| # endif // defined(__GNUC__) |
| #endif // !defined(BOOST_ASIO_DISABLE_STD_ATOMIC) |
| |
| // Windows: target OS version. |
| #if defined(BOOST_WINDOWS) || defined(__CYGWIN__) |
| # if !defined(_WIN32_WINNT) && !defined(_WIN32_WINDOWS) |
| # if defined(_MSC_VER) || defined(__BORLANDC__) |
| # pragma message( \ |
| "Please define _WIN32_WINNT or _WIN32_WINDOWS appropriately. For example:\n"\ |
| "- add -D_WIN32_WINNT=0x0501 to the compiler command line; or\n"\ |
| "- add _WIN32_WINNT=0x0501 to your project's Preprocessor Definitions.\n"\ |
| "Assuming _WIN32_WINNT=0x0501 (i.e. Windows XP target).") |
| # else // defined(_MSC_VER) || defined(__BORLANDC__) |
| # warning Please define _WIN32_WINNT or _WIN32_WINDOWS appropriately. |
| # warning For example, add -D_WIN32_WINNT=0x0501 to the compiler command line. |
| # warning Assuming _WIN32_WINNT=0x0501 (i.e. Windows XP target). |
| # endif // defined(_MSC_VER) || defined(__BORLANDC__) |
| # define _WIN32_WINNT 0x0501 |
| # endif // !defined(_WIN32_WINNT) && !defined(_WIN32_WINDOWS) |
| # if defined(_MSC_VER) |
| # if defined(_WIN32) && !defined(WIN32) |
| # if !defined(_WINSOCK2API_) |
| # define WIN32 // Needed for correct types in winsock2.h |
| # else // !defined(_WINSOCK2API_) |
| # error Please define the macro WIN32 in your compiler options |
| # endif // !defined(_WINSOCK2API_) |
| # endif // defined(_WIN32) && !defined(WIN32) |
| # endif // defined(_MSC_VER) |
| # if defined(__BORLANDC__) |
| # if defined(__WIN32__) && !defined(WIN32) |
| # if !defined(_WINSOCK2API_) |
| # define WIN32 // Needed for correct types in winsock2.h |
| # else // !defined(_WINSOCK2API_) |
| # error Please define the macro WIN32 in your compiler options |
| # endif // !defined(_WINSOCK2API_) |
| # endif // defined(__WIN32__) && !defined(WIN32) |
| # endif // defined(__BORLANDC__) |
| # if defined(__CYGWIN__) |
| # if !defined(__USE_W32_SOCKETS) |
| # error You must add -D__USE_W32_SOCKETS to your compiler options. |
| # endif // !defined(__USE_W32_SOCKETS) |
| # endif // defined(__CYGWIN__) |
| #endif // defined(BOOST_WINDOWS) || defined(__CYGWIN__) |
| |
| // Windows: minimise header inclusion. |
| #if defined(BOOST_WINDOWS) || defined(__CYGWIN__) |
| # if !defined(BOOST_ASIO_NO_WIN32_LEAN_AND_MEAN) |
| # if !defined(WIN32_LEAN_AND_MEAN) |
| # define WIN32_LEAN_AND_MEAN |
| # endif // !defined(WIN32_LEAN_AND_MEAN) |
| # endif // !defined(BOOST_ASIO_NO_WIN32_LEAN_AND_MEAN) |
| #endif // defined(BOOST_WINDOWS) || defined(__CYGWIN__) |
| |
| // Windows: suppress definition of "min" and "max" macros. |
| #if defined(BOOST_WINDOWS) || defined(__CYGWIN__) |
| # if !defined(BOOST_ASIO_NO_NOMINMAX) |
| # if !defined(NOMINMAX) |
| # define NOMINMAX 1 |
| # endif // !defined(NOMINMAX) |
| # endif // !defined(BOOST_ASIO_NO_NOMINMAX) |
| #endif // defined(BOOST_WINDOWS) || defined(__CYGWIN__) |
| |
| // Windows: IO Completion Ports. |
| #if defined(BOOST_WINDOWS) || defined(__CYGWIN__) |
| # if defined(_WIN32_WINNT) && (_WIN32_WINNT >= 0x0400) |
| # if !defined(UNDER_CE) |
| # if !defined(BOOST_ASIO_DISABLE_IOCP) |
| # define BOOST_ASIO_HAS_IOCP 1 |
| # endif // !defined(BOOST_ASIO_DISABLE_IOCP) |
| # endif // !defined(UNDER_CE) |
| # endif // defined(_WIN32_WINNT) && (_WIN32_WINNT >= 0x0400) |
| #endif // defined(BOOST_WINDOWS) || defined(__CYGWIN__) |
| |
| // Linux: epoll, eventfd and timerfd. |
| #if defined(__linux__) |
| # include <linux/version.h> |
| # if !defined(BOOST_ASIO_DISABLE_EPOLL) |
| # if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,45) |
| # define BOOST_ASIO_HAS_EPOLL 1 |
| # endif // LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,45) |
| # endif // !defined(BOOST_ASIO_DISABLE_EVENTFD) |
| # if !defined(BOOST_ASIO_DISABLE_EVENTFD) |
| # if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,22) |
| # define BOOST_ASIO_HAS_EVENTFD 1 |
| # endif // LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,22) |
| # endif // !defined(BOOST_ASIO_DISABLE_EVENTFD) |
| # if defined(BOOST_ASIO_HAS_EPOLL) |
| # if (__GLIBC__ > 2) || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 8) |
| # define BOOST_ASIO_HAS_TIMERFD 1 |
| # endif // (__GLIBC__ > 2) || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 8) |
| # endif // defined(BOOST_ASIO_HAS_EPOLL) |
| #endif // defined(__linux__) |
| |
| // Mac OS X, FreeBSD, NetBSD, OpenBSD: kqueue. |
| #if (defined(__MACH__) && defined(__APPLE__)) \ |
| || defined(__FreeBSD__) \ |
| || defined(__NetBSD__) \ |
| || defined(__OpenBSD__) |
| # if !defined(BOOST_ASIO_DISABLE_KQUEUE) |
| # define BOOST_ASIO_HAS_KQUEUE 1 |
| # endif // !defined(BOOST_ASIO_DISABLE_KQUEUE) |
| #endif // (defined(__MACH__) && defined(__APPLE__)) |
| // || defined(__FreeBSD__) |
| // || defined(__NetBSD__) |
| // || defined(__OpenBSD__) |
| |
| // Solaris: /dev/poll. |
| #if defined(__sun) |
| # if !defined(BOOST_ASIO_DISABLE_DEV_POLL) |
| # define BOOST_ASIO_HAS_DEV_POLL 1 |
| # endif // !defined(BOOST_ASIO_DISABLE_DEV_POLL) |
| #endif // defined(__sun) |
| |
| // Serial ports. |
| #if defined(BOOST_ASIO_HAS_IOCP) \ |
| || !defined(BOOST_WINDOWS) && !defined(__CYGWIN__) |
| # if !defined(__SYMBIAN32__) |
| # if !defined(BOOST_ASIO_DISABLE_SERIAL_PORT) |
| # define BOOST_ASIO_HAS_SERIAL_PORT 1 |
| # endif // !defined(BOOST_ASIO_DISABLE_SERIAL_PORT) |
| # endif // !defined(__SYMBIAN32__) |
| #endif // defined(BOOST_ASIO_HAS_IOCP) |
| // || !defined(BOOST_WINDOWS) && !defined(__CYGWIN__) |
| |
| // Windows: stream handles. |
| #if !defined(BOOST_ASIO_DISABLE_WINDOWS_STREAM_HANDLE) |
| # if defined(BOOST_ASIO_HAS_IOCP) |
| # define BOOST_ASIO_HAS_WINDOWS_STREAM_HANDLE 1 |
| # endif // defined(BOOST_ASIO_HAS_IOCP) |
| #endif // !defined(BOOST_ASIO_DISABLE_WINDOWS_STREAM_HANDLE) |
| |
| // Windows: random access handles. |
| #if !defined(BOOST_ASIO_DISABLE_WINDOWS_RANDOM_ACCESS_HANDLE) |
| # if defined(BOOST_ASIO_HAS_IOCP) |
| # define BOOST_ASIO_HAS_WINDOWS_RANDOM_ACCESS_HANDLE 1 |
| # endif // defined(BOOST_ASIO_HAS_IOCP) |
| #endif // !defined(BOOST_ASIO_DISABLE_WINDOWS_RANDOM_ACCESS_HANDLE) |
| |
| // Windows: OVERLAPPED wrapper. |
| #if !defined(BOOST_ASIO_DISABLE_WINDOWS_OVERLAPPED_PTR) |
| # if defined(BOOST_ASIO_HAS_IOCP) |
| # define BOOST_ASIO_HAS_WINDOWS_OVERLAPPED_PTR 1 |
| # endif // defined(BOOST_ASIO_HAS_IOCP) |
| #endif // !defined(BOOST_ASIO_DISABLE_WINDOWS_OVERLAPPED_PTR) |
| |
| // POSIX: stream-oriented file descriptors. |
| #if !defined(BOOST_ASIO_DISABLE_POSIX_STREAM_DESCRIPTOR) |
| # if !defined(BOOST_WINDOWS) && !defined(__CYGWIN__) |
| # define BOOST_ASIO_HAS_POSIX_STREAM_DESCRIPTOR 1 |
| # endif // !defined(BOOST_WINDOWS) && !defined(__CYGWIN__) |
| #endif // !defined(BOOST_ASIO_DISABLE_POSIX_STREAM_DESCRIPTOR) |
| |
| // UNIX domain sockets. |
| #if !defined(BOOST_ASIO_DISABLE_LOCAL_SOCKETS) |
| # if !defined(BOOST_WINDOWS) && !defined(__CYGWIN__) |
| # define BOOST_ASIO_HAS_LOCAL_SOCKETS 1 |
| # endif // !defined(BOOST_WINDOWS) && !defined(__CYGWIN__) |
| #endif // !defined(BOOST_ASIO_DISABLE_LOCAL_SOCKETS) |
| |
| // Can use sigaction() instead of signal(). |
| #if !defined(BOOST_ASIO_DISABLE_SIGACTION) |
| # if !defined(BOOST_WINDOWS) && !defined(__CYGWIN__) |
| # define BOOST_ASIO_HAS_SIGACTION 1 |
| # endif // !defined(BOOST_WINDOWS) && !defined(__CYGWIN__) |
| #endif // !defined(BOOST_ASIO_DISABLE_SIGACTION) |
| |
| // Can use signal(). |
| #if !defined(BOOST_ASIO_DISABLE_SIGNAL) |
| # if !defined(UNDER_CE) |
| # define BOOST_ASIO_HAS_SIGNAL 1 |
| # endif // !defined(UNDER_CE) |
| #endif // !defined(BOOST_ASIO_DISABLE_SIGNAL) |
| |
| #endif // BOOST_ASIO_DETAIL_CONFIG_HPP |