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327 lines
13 KiB
327 lines
13 KiB
// |
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// detail/config.hpp |
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// ~~~~~~~~~~~~~~~~~ |
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// |
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// Copyright (c) 2003-2011 Christopher M. Kohlhoff (chris at kohlhoff dot com) |
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// |
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// Distributed under the Boost Software License, Version 1.0. (See accompanying |
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) |
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// |
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#ifndef BOOST_ASIO_DETAIL_CONFIG_HPP |
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#define BOOST_ASIO_DETAIL_CONFIG_HPP |
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#include <boost/config.hpp> |
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// Default to a header-only implementation. The user must specifically request |
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// separate compilation by defining either BOOST_ASIO_SEPARATE_COMPILATION or |
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// BOOST_ASIO_DYN_LINK (as a DLL/shared library implies separate compilation). |
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#if !defined(BOOST_ASIO_HEADER_ONLY) |
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# if !defined(BOOST_ASIO_SEPARATE_COMPILATION) |
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# if !defined(BOOST_ASIO_DYN_LINK) |
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# define BOOST_ASIO_HEADER_ONLY |
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# endif // !defined(BOOST_ASIO_DYN_LINK) |
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# endif // !defined(BOOST_ASIO_SEPARATE_COMPILATION) |
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#endif // !defined(BOOST_ASIO_HEADER_ONLY) |
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#if defined(BOOST_ASIO_HEADER_ONLY) |
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# define BOOST_ASIO_DECL inline |
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#else // defined(BOOST_ASIO_HEADER_ONLY) |
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# if defined(BOOST_HAS_DECLSPEC) |
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// We need to import/export our code only if the user has specifically asked |
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// for it by defining BOOST_ASIO_DYN_LINK. |
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# if defined(BOOST_ASIO_DYN_LINK) |
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// Export if this is our own source, otherwise import. |
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# if defined(BOOST_ASIO_SOURCE) |
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# define BOOST_ASIO_DECL __declspec(dllexport) |
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# else // defined(BOOST_ASIO_SOURCE) |
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# define BOOST_ASIO_DECL __declspec(dllimport) |
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# endif // defined(BOOST_ASIO_SOURCE) |
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# endif // defined(BOOST_ASIO_DYN_LINK) |
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# endif // defined(BOOST_HAS_DECLSPEC) |
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#endif // defined(BOOST_ASIO_HEADER_ONLY) |
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// If BOOST_ASIO_DECL isn't defined yet define it now. |
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#if !defined(BOOST_ASIO_DECL) |
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# define BOOST_ASIO_DECL |
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#endif // !defined(BOOST_ASIO_DECL) |
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// Support move construction and assignment on compilers known to allow it. |
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#if !defined(BOOST_ASIO_DISABLE_MOVE) |
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# if defined(__GNUC__) |
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# if ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 5)) || (__GNUC__ > 4) |
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# if defined(__GXX_EXPERIMENTAL_CXX0X__) |
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# define BOOST_ASIO_HAS_MOVE |
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# endif // defined(__GXX_EXPERIMENTAL_CXX0X__) |
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# endif // ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 5)) || (__GNUC__ > 4) |
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# endif // defined(__GNUC__) |
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#endif // !defined(BOOST_ASIO_DISABLE_MOVE) |
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// If BOOST_ASIO_MOVE_CAST isn't defined, and move support is available, define |
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// BOOST_ASIO_MOVE_ARG and BOOST_ASIO_MOVE_CAST to take advantage of rvalue |
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// references and perfect forwarding. |
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#if defined(BOOST_ASIO_HAS_MOVE) && !defined(BOOST_ASIO_MOVE_CAST) |
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# define BOOST_ASIO_MOVE_ARG(type) type&& |
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# define BOOST_ASIO_MOVE_CAST(type) static_cast<type&&> |
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#endif // defined(BOOST_ASIO_HAS_MOVE) && !defined(BOOST_ASIO_MOVE_CAST) |
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// If BOOST_ASIO_MOVE_CAST still isn't defined, default to a C++03-compatible |
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// implementation. Note that older g++ and MSVC versions don't like it when you |
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// pass a non-member function through a const reference, so for most compilers |
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// we'll play it safe and stick with the old approach of passing the handler by |
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// value. |
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#if !defined(BOOST_ASIO_MOVE_CAST) |
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# if defined(__GNUC__) |
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# if ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 1)) || (__GNUC__ > 4) |
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# define BOOST_ASIO_MOVE_ARG(type) const type& |
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# else // ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 1)) || (__GNUC__ > 4) |
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# define BOOST_ASIO_MOVE_ARG(type) type |
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# endif // ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 1)) || (__GNUC__ > 4) |
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# elif defined(BOOST_MSVC) |
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# if (_MSC_VER >= 1400) |
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# define BOOST_ASIO_MOVE_ARG(type) const type& |
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# else // (_MSC_VER >= 1400) |
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# define BOOST_ASIO_MOVE_ARG(type) type |
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# endif // (_MSC_VER >= 1400) |
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# else |
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# define BOOST_ASIO_MOVE_ARG(type) type |
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# endif |
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# define BOOST_ASIO_MOVE_CAST(type) static_cast<const type&> |
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#endif // !defined_BOOST_ASIO_MOVE_CAST |
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// Support variadic templates on compilers known to allow it. |
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#if !defined(BOOST_ASIO_DISABLE_VARIADIC_TEMPLATES) |
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# if defined(__GNUC__) |
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# if ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 3)) || (__GNUC__ > 4) |
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# if defined(__GXX_EXPERIMENTAL_CXX0X__) |
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# define BOOST_ASIO_HAS_VARIADIC_TEMPLATES |
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# endif // defined(__GXX_EXPERIMENTAL_CXX0X__) |
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# endif // ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 3)) || (__GNUC__ > 4) |
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# endif // defined(__GNUC__) |
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#endif // !defined(BOOST_ASIO_DISABLE_VARIADIC_TEMPLATES) |
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// Standard library support for system errors. |
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#if !defined(BOOST_ASIO_DISABLE_STD_SYSTEM_ERROR) |
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# if defined(__GNUC__) |
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# if ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 6)) || (__GNUC__ > 4) |
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# if defined(__GXX_EXPERIMENTAL_CXX0X__) |
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# define BOOST_ASIO_HAS_STD_SYSTEM_ERROR |
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# endif // defined(__GXX_EXPERIMENTAL_CXX0X__) |
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# endif // ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 6)) || (__GNUC__ > 4) |
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# endif // defined(__GNUC__) |
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#endif // !defined(BOOST_ASIO_DISABLE_STD_SYSTEM_ERROR) |
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// Standard library support for arrays. |
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#if !defined(BOOST_ASIO_DISABLE_STD_ARRAY) |
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# if defined(__GNUC__) |
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# if ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 3)) || (__GNUC__ > 4) |
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# if defined(__GXX_EXPERIMENTAL_CXX0X__) |
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# define BOOST_ASIO_HAS_STD_ARRAY |
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# endif // defined(__GXX_EXPERIMENTAL_CXX0X__) |
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# endif // ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 3)) || (__GNUC__ > 4) |
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# endif // defined(__GNUC__) |
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# if defined(BOOST_MSVC) |
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# if (_MSC_VER >= 1600) |
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# define BOOST_ASIO_HAS_STD_ARRAY |
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# endif // (_MSC_VER >= 1600) |
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# endif // defined(BOOST_MSVC) |
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#endif // !defined(BOOST_ASIO_DISABLE_STD_ARRAY) |
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// Standard library support for shared_ptr and weak_ptr. |
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#if !defined(BOOST_ASIO_DISABLE_STD_SHARED_PTR) |
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# if defined(__GNUC__) |
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# if ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 3)) || (__GNUC__ > 4) |
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# if defined(__GXX_EXPERIMENTAL_CXX0X__) |
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# define BOOST_ASIO_HAS_STD_SHARED_PTR |
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# endif // defined(__GXX_EXPERIMENTAL_CXX0X__) |
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# endif // ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 3)) || (__GNUC__ > 4) |
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# endif // defined(__GNUC__) |
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# if defined(BOOST_MSVC) |
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# if (_MSC_VER >= 1600) |
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# define BOOST_ASIO_HAS_STD_SHARED_PTR |
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# endif // (_MSC_VER >= 1600) |
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# endif // defined(BOOST_MSVC) |
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#endif // !defined(BOOST_ASIO_DISABLE_STD_SHARED_PTR) |
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// Standard library support for atomic operations. |
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#if !defined(BOOST_ASIO_DISABLE_STD_ATOMIC) |
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# if defined(__GNUC__) |
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# if ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 5)) || (__GNUC__ > 4) |
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# if defined(__GXX_EXPERIMENTAL_CXX0X__) |
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# define BOOST_ASIO_HAS_STD_ATOMIC |
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# endif // defined(__GXX_EXPERIMENTAL_CXX0X__) |
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# endif // ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 5)) || (__GNUC__ > 4) |
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# endif // defined(__GNUC__) |
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#endif // !defined(BOOST_ASIO_DISABLE_STD_ATOMIC) |
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// Windows: target OS version. |
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#if defined(BOOST_WINDOWS) || defined(__CYGWIN__) |
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# if !defined(_WIN32_WINNT) && !defined(_WIN32_WINDOWS) |
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# if defined(_MSC_VER) || defined(__BORLANDC__) |
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# pragma message( \ |
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"Please define _WIN32_WINNT or _WIN32_WINDOWS appropriately. For example:\n"\ |
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"- add -D_WIN32_WINNT=0x0501 to the compiler command line; or\n"\ |
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"- add _WIN32_WINNT=0x0501 to your project's Preprocessor Definitions.\n"\ |
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"Assuming _WIN32_WINNT=0x0501 (i.e. Windows XP target).") |
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# else // defined(_MSC_VER) || defined(__BORLANDC__) |
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# warning Please define _WIN32_WINNT or _WIN32_WINDOWS appropriately. |
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# warning For example, add -D_WIN32_WINNT=0x0501 to the compiler command line. |
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# warning Assuming _WIN32_WINNT=0x0501 (i.e. Windows XP target). |
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# endif // defined(_MSC_VER) || defined(__BORLANDC__) |
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# define _WIN32_WINNT 0x0501 |
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# endif // !defined(_WIN32_WINNT) && !defined(_WIN32_WINDOWS) |
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# if defined(_MSC_VER) |
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# if defined(_WIN32) && !defined(WIN32) |
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# if !defined(_WINSOCK2API_) |
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# define WIN32 // Needed for correct types in winsock2.h |
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# else // !defined(_WINSOCK2API_) |
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# error Please define the macro WIN32 in your compiler options |
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# endif // !defined(_WINSOCK2API_) |
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# endif // defined(_WIN32) && !defined(WIN32) |
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# endif // defined(_MSC_VER) |
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# if defined(__BORLANDC__) |
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# if defined(__WIN32__) && !defined(WIN32) |
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# if !defined(_WINSOCK2API_) |
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# define WIN32 // Needed for correct types in winsock2.h |
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# else // !defined(_WINSOCK2API_) |
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# error Please define the macro WIN32 in your compiler options |
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# endif // !defined(_WINSOCK2API_) |
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# endif // defined(__WIN32__) && !defined(WIN32) |
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# endif // defined(__BORLANDC__) |
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# if defined(__CYGWIN__) |
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# if !defined(__USE_W32_SOCKETS) |
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# error You must add -D__USE_W32_SOCKETS to your compiler options. |
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# endif // !defined(__USE_W32_SOCKETS) |
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# endif // defined(__CYGWIN__) |
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#endif // defined(BOOST_WINDOWS) || defined(__CYGWIN__) |
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// Windows: minimise header inclusion. |
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#if defined(BOOST_WINDOWS) || defined(__CYGWIN__) |
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# if !defined(BOOST_ASIO_NO_WIN32_LEAN_AND_MEAN) |
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# if !defined(WIN32_LEAN_AND_MEAN) |
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# define WIN32_LEAN_AND_MEAN |
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# endif // !defined(WIN32_LEAN_AND_MEAN) |
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# endif // !defined(BOOST_ASIO_NO_WIN32_LEAN_AND_MEAN) |
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#endif // defined(BOOST_WINDOWS) || defined(__CYGWIN__) |
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// Windows: suppress definition of "min" and "max" macros. |
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#if defined(BOOST_WINDOWS) || defined(__CYGWIN__) |
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# if !defined(BOOST_ASIO_NO_NOMINMAX) |
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# if !defined(NOMINMAX) |
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# define NOMINMAX 1 |
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# endif // !defined(NOMINMAX) |
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# endif // !defined(BOOST_ASIO_NO_NOMINMAX) |
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#endif // defined(BOOST_WINDOWS) || defined(__CYGWIN__) |
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// Windows: IO Completion Ports. |
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#if defined(BOOST_WINDOWS) || defined(__CYGWIN__) |
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# if defined(_WIN32_WINNT) && (_WIN32_WINNT >= 0x0400) |
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# if !defined(UNDER_CE) |
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# if !defined(BOOST_ASIO_DISABLE_IOCP) |
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# define BOOST_ASIO_HAS_IOCP 1 |
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# endif // !defined(BOOST_ASIO_DISABLE_IOCP) |
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# endif // !defined(UNDER_CE) |
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# endif // defined(_WIN32_WINNT) && (_WIN32_WINNT >= 0x0400) |
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#endif // defined(BOOST_WINDOWS) || defined(__CYGWIN__) |
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// Linux: epoll, eventfd and timerfd. |
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#if defined(__linux__) |
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# include <linux/version.h> |
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# if !defined(BOOST_ASIO_DISABLE_EPOLL) |
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# if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,45) |
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# define BOOST_ASIO_HAS_EPOLL 1 |
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# endif // LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,45) |
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# endif // !defined(BOOST_ASIO_DISABLE_EVENTFD) |
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# if !defined(BOOST_ASIO_DISABLE_EVENTFD) |
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# if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,22) |
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# define BOOST_ASIO_HAS_EVENTFD 1 |
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# endif // LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,22) |
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# endif // !defined(BOOST_ASIO_DISABLE_EVENTFD) |
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# if defined(BOOST_ASIO_HAS_EPOLL) |
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# if (__GLIBC__ > 2) || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 8) |
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# define BOOST_ASIO_HAS_TIMERFD 1 |
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# endif // (__GLIBC__ > 2) || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 8) |
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# endif // defined(BOOST_ASIO_HAS_EPOLL) |
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#endif // defined(__linux__) |
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// Mac OS X, FreeBSD, NetBSD, OpenBSD: kqueue. |
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#if (defined(__MACH__) && defined(__APPLE__)) \ |
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|| defined(__FreeBSD__) \ |
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|| defined(__NetBSD__) \ |
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|| defined(__OpenBSD__) |
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# if !defined(BOOST_ASIO_DISABLE_KQUEUE) |
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# define BOOST_ASIO_HAS_KQUEUE 1 |
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# endif // !defined(BOOST_ASIO_DISABLE_KQUEUE) |
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#endif // (defined(__MACH__) && defined(__APPLE__)) |
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// || defined(__FreeBSD__) |
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// || defined(__NetBSD__) |
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// || defined(__OpenBSD__) |
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// Solaris: /dev/poll. |
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#if defined(__sun) |
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# if !defined(BOOST_ASIO_DISABLE_DEV_POLL) |
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# define BOOST_ASIO_HAS_DEV_POLL 1 |
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# endif // !defined(BOOST_ASIO_DISABLE_DEV_POLL) |
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#endif // defined(__sun) |
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// Serial ports. |
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#if defined(BOOST_ASIO_HAS_IOCP) \ |
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|| !defined(BOOST_WINDOWS) && !defined(__CYGWIN__) |
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# if !defined(__SYMBIAN32__) |
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# if !defined(BOOST_ASIO_DISABLE_SERIAL_PORT) |
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# define BOOST_ASIO_HAS_SERIAL_PORT 1 |
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# endif // !defined(BOOST_ASIO_DISABLE_SERIAL_PORT) |
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# endif // !defined(__SYMBIAN32__) |
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#endif // defined(BOOST_ASIO_HAS_IOCP) |
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// || !defined(BOOST_WINDOWS) && !defined(__CYGWIN__) |
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// Windows: stream handles. |
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#if !defined(BOOST_ASIO_DISABLE_WINDOWS_STREAM_HANDLE) |
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# if defined(BOOST_ASIO_HAS_IOCP) |
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# define BOOST_ASIO_HAS_WINDOWS_STREAM_HANDLE 1 |
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# endif // defined(BOOST_ASIO_HAS_IOCP) |
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#endif // !defined(BOOST_ASIO_DISABLE_WINDOWS_STREAM_HANDLE) |
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// Windows: random access handles. |
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#if !defined(BOOST_ASIO_DISABLE_WINDOWS_RANDOM_ACCESS_HANDLE) |
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# if defined(BOOST_ASIO_HAS_IOCP) |
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# define BOOST_ASIO_HAS_WINDOWS_RANDOM_ACCESS_HANDLE 1 |
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# endif // defined(BOOST_ASIO_HAS_IOCP) |
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#endif // !defined(BOOST_ASIO_DISABLE_WINDOWS_RANDOM_ACCESS_HANDLE) |
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// Windows: OVERLAPPED wrapper. |
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#if !defined(BOOST_ASIO_DISABLE_WINDOWS_OVERLAPPED_PTR) |
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# if defined(BOOST_ASIO_HAS_IOCP) |
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# define BOOST_ASIO_HAS_WINDOWS_OVERLAPPED_PTR 1 |
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# endif // defined(BOOST_ASIO_HAS_IOCP) |
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#endif // !defined(BOOST_ASIO_DISABLE_WINDOWS_OVERLAPPED_PTR) |
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// POSIX: stream-oriented file descriptors. |
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#if !defined(BOOST_ASIO_DISABLE_POSIX_STREAM_DESCRIPTOR) |
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# if !defined(BOOST_WINDOWS) && !defined(__CYGWIN__) |
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# define BOOST_ASIO_HAS_POSIX_STREAM_DESCRIPTOR 1 |
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# endif // !defined(BOOST_WINDOWS) && !defined(__CYGWIN__) |
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#endif // !defined(BOOST_ASIO_DISABLE_POSIX_STREAM_DESCRIPTOR) |
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// UNIX domain sockets. |
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#if !defined(BOOST_ASIO_DISABLE_LOCAL_SOCKETS) |
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# if !defined(BOOST_WINDOWS) && !defined(__CYGWIN__) |
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# define BOOST_ASIO_HAS_LOCAL_SOCKETS 1 |
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# endif // !defined(BOOST_WINDOWS) && !defined(__CYGWIN__) |
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#endif // !defined(BOOST_ASIO_DISABLE_LOCAL_SOCKETS) |
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// Can use sigaction() instead of signal(). |
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#if !defined(BOOST_ASIO_DISABLE_SIGACTION) |
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# if !defined(BOOST_WINDOWS) && !defined(__CYGWIN__) |
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# define BOOST_ASIO_HAS_SIGACTION 1 |
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# endif // !defined(BOOST_WINDOWS) && !defined(__CYGWIN__) |
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#endif // !defined(BOOST_ASIO_DISABLE_SIGACTION) |
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// Can use signal(). |
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#if !defined(BOOST_ASIO_DISABLE_SIGNAL) |
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# if !defined(UNDER_CE) |
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# define BOOST_ASIO_HAS_SIGNAL 1 |
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# endif // !defined(UNDER_CE) |
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#endif // !defined(BOOST_ASIO_DISABLE_SIGNAL) |
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#endif // BOOST_ASIO_DETAIL_CONFIG_HPP
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