diff options
Diffstat (limited to 'boost/asio/detail/config.hpp')
| -rw-r--r-- | boost/asio/detail/config.hpp | 358 |
1 files changed, 358 insertions, 0 deletions
diff --git a/boost/asio/detail/config.hpp b/boost/asio/detail/config.hpp new file mode 100644 index 0000000000..3f2314db9e --- /dev/null +++ b/boost/asio/detail/config.hpp @@ -0,0 +1,358 @@ +// +// detail/config.hpp +// ~~~~~~~~~~~~~~~~~ +// +// Copyright (c) 2003-2012 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> +#include <boost/version.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) + +// Standard library support for chrono. Some standard libraries (such as the +// libstdc++ shipped with gcc 4.6) provide monotonic_clock as per early C++0x +// drafts, rather than the eventually standardised name of steady_clock. +#if !defined(BOOST_ASIO_DISABLE_STD_CHRONO) +# if defined(__GNUC__) +# if ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 6)) || (__GNUC__ > 4) +# if defined(__GXX_EXPERIMENTAL_CXX0X__) +# define BOOST_ASIO_HAS_STD_CHRONO +# define BOOST_ASIO_HAS_STD_CHRONO_MONOTONIC_CLOCK +# endif // defined(__GXX_EXPERIMENTAL_CXX0X__) +# endif // ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 6)) || (__GNUC__ > 4) +# endif // defined(__GNUC__) +#endif // !defined(BOOST_ASIO_DISABLE_STD_CHRONO) + +// Boost support for chrono. +#if !defined(BOOST_ASIO_DISABLE_BOOST_CHRONO) +# if (BOOST_VERSION >= 104700) +# define BOOST_ASIO_HAS_BOOST_CHRONO +# endif // (BOOST_VERSION >= 104700) +#endif // !defined(BOOST_ASIO_DISABLE_BOOST_CHRONO) + +// 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: object handles. +#if !defined(BOOST_ASIO_DISABLE_WINDOWS_OBJECT_HANDLE) +# if defined(BOOST_WINDOWS) || defined(__CYGWIN__) +# if !defined(UNDER_CE) +# define BOOST_ASIO_HAS_WINDOWS_OBJECT_HANDLE 1 +# endif // !defined(UNDER_CE) +# endif // defined(BOOST_WINDOWS) || defined(__CYGWIN__) +#endif // !defined(BOOST_ASIO_DISABLE_WINDOWS_OBJECT_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 |