boost/asio/detail/config.hpp
// // detail/config.hpp // ~~~~~~~~~~~~~~~~~ // // Copyright (c) 2003-2024 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 #if defined(BOOST_ASIO_STANDALONE) # define BOOST_ASIO_DISABLE_BOOST_ALIGN 1 # define BOOST_ASIO_DISABLE_BOOST_ARRAY 1 # define BOOST_ASIO_DISABLE_BOOST_ASSERT 1 # define BOOST_ASIO_DISABLE_BOOST_BIND 1 # define BOOST_ASIO_DISABLE_BOOST_CHRONO 1 # define BOOST_ASIO_DISABLE_BOOST_DATE_TIME 1 # define BOOST_ASIO_DISABLE_BOOST_LIMITS 1 # define BOOST_ASIO_DISABLE_BOOST_REGEX 1 # define BOOST_ASIO_DISABLE_BOOST_STATIC_CONSTANT 1 # define BOOST_ASIO_DISABLE_BOOST_THROW_EXCEPTION 1 # define BOOST_ASIO_DISABLE_BOOST_WORKAROUND 1 #else // defined(BOOST_ASIO_STANDALONE) // Boost.Config library is available. # include <boost/config.hpp> # include <boost/version.hpp> # define BOOST_ASIO_HAS_BOOST_CONFIG 1 #endif // defined(BOOST_ASIO_STANDALONE) // 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 1 # 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(_MSC_VER) || defined(__BORLANDC__) || defined(__CODEGEARC__) // 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(_MSC_VER) || defined(__BORLANDC__) || defined(__CODEGEARC__) #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) // Helper macro for documentation. #define BOOST_ASIO_UNSPECIFIED(e) e // Microsoft Visual C++ detection. #if !defined(BOOST_ASIO_MSVC) # if defined(BOOST_ASIO_HAS_BOOST_CONFIG) && defined(BOOST_MSVC) # define BOOST_ASIO_MSVC BOOST_MSVC # elif defined(_MSC_VER) && (defined(__INTELLISENSE__) \ || (!defined(__MWERKS__) && !defined(__EDG_VERSION__))) # define BOOST_ASIO_MSVC _MSC_VER # endif // defined(BOOST_ASIO_HAS_BOOST_CONFIG) && defined(BOOST_MSVC) #endif // !defined(BOOST_ASIO_MSVC) // Clang / libc++ detection. #if defined(__clang__) # if (__cplusplus >= 201103) # if __has_include(<__config>) # include <__config> # if defined(_LIBCPP_VERSION) # define BOOST_ASIO_HAS_CLANG_LIBCXX 1 # endif // defined(_LIBCPP_VERSION) # endif // __has_include(<__config>) # endif // (__cplusplus >= 201103) #endif // defined(__clang__) // Android platform detection. #if defined(__ANDROID__) # include <android/api-level.h> #endif // defined(__ANDROID__) // Always enabled. Retained for backwards compatibility in user code. #if !defined(BOOST_ASIO_DISABLE_CXX11_MACROS) # define BOOST_ASIO_HAS_MOVE 1 # define BOOST_ASIO_MOVE_ARG(type) type&& # define BOOST_ASIO_MOVE_ARG2(type1, type2) type1, type2&& # define BOOST_ASIO_NONDEDUCED_MOVE_ARG(type) type& # define BOOST_ASIO_MOVE_CAST(type) static_cast<type&&> # define BOOST_ASIO_MOVE_CAST2(type1, type2) static_cast<type1, type2&&> # define BOOST_ASIO_MOVE_OR_LVALUE(type) static_cast<type&&> # define BOOST_ASIO_MOVE_OR_LVALUE_ARG(type) type&& # define BOOST_ASIO_MOVE_OR_LVALUE_TYPE(type) type # define BOOST_ASIO_DELETED = delete # define BOOST_ASIO_HAS_VARIADIC_TEMPLATES 1 # define BOOST_ASIO_HAS_CONSTEXPR 1 # define BOOST_ASIO_STATIC_CONSTEXPR(type, assignment) \ static constexpr type assignment # define BOOST_ASIO_HAS_NOEXCEPT 1 # define BOOST_ASIO_NOEXCEPT noexcept(true) # define BOOST_ASIO_NOEXCEPT_OR_NOTHROW noexcept(true) # define BOOST_ASIO_NOEXCEPT_IF(c) noexcept(c) # define BOOST_ASIO_HAS_DECLTYPE 1 # define BOOST_ASIO_AUTO_RETURN_TYPE_PREFIX(t) auto # define BOOST_ASIO_AUTO_RETURN_TYPE_PREFIX2(t0, t1) auto # define BOOST_ASIO_AUTO_RETURN_TYPE_PREFIX3(t0, t1, t2) auto # define BOOST_ASIO_AUTO_RETURN_TYPE_SUFFIX(expr) -> decltype expr # define BOOST_ASIO_HAS_ALIAS_TEMPLATES 1 # define BOOST_ASIO_HAS_DEFAULT_FUNCTION_TEMPLATE_ARGUMENTS 1 # define BOOST_ASIO_HAS_ENUM_CLASS 1 # define BOOST_ASIO_HAS_REF_QUALIFIED_FUNCTIONS 1 # define BOOST_ASIO_LVALUE_REF_QUAL & # define BOOST_ASIO_RVALUE_REF_QUAL && # define BOOST_ASIO_HAS_USER_DEFINED_LITERALS 1 # define BOOST_ASIO_HAS_ALIGNOF 1 # define BOOST_ASIO_ALIGNOF(T) alignof(T) # define BOOST_ASIO_HAS_STD_ALIGN 1 # define BOOST_ASIO_HAS_STD_SYSTEM_ERROR 1 # define BOOST_ASIO_ERROR_CATEGORY_NOEXCEPT noexcept(true) # define BOOST_ASIO_HAS_STD_ARRAY 1 # define BOOST_ASIO_HAS_STD_SHARED_PTR 1 # define BOOST_ASIO_HAS_STD_ALLOCATOR_ARG 1 # define BOOST_ASIO_HAS_STD_ATOMIC 1 # define BOOST_ASIO_HAS_STD_CHRONO 1 # define BOOST_ASIO_HAS_STD_ADDRESSOF 1 # define BOOST_ASIO_HAS_STD_FUNCTION 1 # define BOOST_ASIO_HAS_STD_REFERENCE_WRAPPER 1 # define BOOST_ASIO_HAS_STD_TYPE_TRAITS 1 # define BOOST_ASIO_HAS_NULLPTR 1 # define BOOST_ASIO_HAS_CXX11_ALLOCATORS 1 # define BOOST_ASIO_HAS_CSTDINT 1 # define BOOST_ASIO_HAS_STD_THREAD 1 # define BOOST_ASIO_HAS_STD_MUTEX_AND_CONDVAR 1 # define BOOST_ASIO_HAS_STD_CALL_ONCE 1 # define BOOST_ASIO_HAS_STD_FUTURE 1 # define BOOST_ASIO_HAS_STD_TUPLE 1 # define BOOST_ASIO_HAS_STD_IOSTREAM_MOVE 1 # define BOOST_ASIO_HAS_STD_EXCEPTION_PTR 1 # define BOOST_ASIO_HAS_STD_NESTED_EXCEPTION 1 # define BOOST_ASIO_HAS_STD_HASH 1 #endif // !defined(BOOST_ASIO_DISABLE_CXX11_MACROS) // Support for static constexpr with default initialisation. #if !defined(BOOST_ASIO_STATIC_CONSTEXPR_DEFAULT_INIT) # if defined(__GNUC__) # if (__GNUC__ >= 8) # define BOOST_ASIO_STATIC_CONSTEXPR_DEFAULT_INIT(type, name) \ static constexpr const type name{} # else // (__GNUC__ >= 8) # define BOOST_ASIO_STATIC_CONSTEXPR_DEFAULT_INIT(type, name) \ static const type name # endif // (__GNUC__ >= 8) # elif defined(BOOST_ASIO_MSVC) # define BOOST_ASIO_STATIC_CONSTEXPR_DEFAULT_INIT(type, name) \ static const type name # else // defined(BOOST_ASIO_MSVC) # define BOOST_ASIO_STATIC_CONSTEXPR_DEFAULT_INIT(type, name) \ static constexpr const type name{} # endif // defined(BOOST_ASIO_MSVC) #endif // !defined(BOOST_ASIO_STATIC_CONSTEXPR_DEFAULT_INIT) // Support noexcept on function types on compilers known to allow it. #if !defined(BOOST_ASIO_HAS_NOEXCEPT_FUNCTION_TYPE) # if !defined(BOOST_ASIO_DISABLE_NOEXCEPT_FUNCTION_TYPE) # if defined(__clang__) # if (__cplusplus >= 202002) # define BOOST_ASIO_HAS_NOEXCEPT_FUNCTION_TYPE 1 # endif // (__cplusplus >= 202002) # elif defined(__GNUC__) # if (__cplusplus >= 202002) # define BOOST_ASIO_HAS_NOEXCEPT_FUNCTION_TYPE 1 # endif // (__cplusplus >= 202002) # elif defined(BOOST_ASIO_MSVC) # if (_MSC_VER >= 1900 && _MSVC_LANG >= 202002) # define BOOST_ASIO_HAS_NOEXCEPT_FUNCTION_TYPE 1 # endif // (_MSC_VER >= 1900 && _MSVC_LANG >= 202002) # endif // defined(BOOST_ASIO_MSVC) # endif // !defined(BOOST_ASIO_DISABLE_NOEXCEPT_FUNCTION_TYPE) #endif // !defined(BOOST_ASIO_HAS_NOEXCEPT_FUNCTION_TYPE) // Support return type deduction on compilers known to allow it. #if !defined(BOOST_ASIO_HAS_RETURN_TYPE_DEDUCTION) # if !defined(BOOST_ASIO_DISABLE_RETURN_TYPE_DEDUCTION) # if defined(__clang__) # if __has_feature(__cxx_return_type_deduction__) # define BOOST_ASIO_HAS_RETURN_TYPE_DEDUCTION 1 # endif // __has_feature(__cxx_return_type_deduction__) # elif (__cplusplus >= 201402) # define BOOST_ASIO_HAS_RETURN_TYPE_DEDUCTION 1 # elif defined(__cpp_return_type_deduction) # if (__cpp_return_type_deduction >= 201304) # define BOOST_ASIO_HAS_RETURN_TYPE_DEDUCTION 1 # endif // (__cpp_return_type_deduction >= 201304) # elif defined(BOOST_ASIO_MSVC) # if (_MSC_VER >= 1900 && _MSVC_LANG >= 201402) # define BOOST_ASIO_HAS_RETURN_TYPE_DEDUCTION 1 # endif // (_MSC_VER >= 1900 && _MSVC_LANG >= 201402) # endif // defined(BOOST_ASIO_MSVC) # endif // !defined(BOOST_ASIO_DISABLE_RETURN_TYPE_DEDUCTION) #endif // !defined(BOOST_ASIO_HAS_RETURN_TYPE_DEDUCTION) // Support concepts on compilers known to allow them. #if !defined(BOOST_ASIO_HAS_CONCEPTS) # if !defined(BOOST_ASIO_DISABLE_CONCEPTS) # if defined(__cpp_concepts) # define BOOST_ASIO_HAS_CONCEPTS 1 # if (__cpp_concepts >= 201707) # define BOOST_ASIO_CONCEPT concept # else // (__cpp_concepts >= 201707) # define BOOST_ASIO_CONCEPT concept bool # endif // (__cpp_concepts >= 201707) # endif // defined(__cpp_concepts) # endif // !defined(BOOST_ASIO_DISABLE_CONCEPTS) #endif // !defined(BOOST_ASIO_HAS_CONCEPTS) // Support concepts on compilers known to allow them. #if !defined(BOOST_ASIO_HAS_STD_CONCEPTS) # if !defined(BOOST_ASIO_DISABLE_STD_CONCEPTS) # if defined(BOOST_ASIO_HAS_CONCEPTS) # if (__cpp_lib_concepts >= 202002L) # define BOOST_ASIO_HAS_STD_CONCEPTS 1 # endif // (__cpp_concepts >= 202002L) # endif // defined(BOOST_ASIO_HAS_CONCEPTS) # endif // !defined(BOOST_ASIO_DISABLE_STD_CONCEPTS) #endif // !defined(BOOST_ASIO_HAS_STD_CONCEPTS) // Support template variables on compilers known to allow it. #if !defined(BOOST_ASIO_HAS_VARIABLE_TEMPLATES) # if !defined(BOOST_ASIO_DISABLE_VARIABLE_TEMPLATES) # if defined(__clang__) # if (__cplusplus >= 201402) # if __has_feature(__cxx_variable_templates__) # define BOOST_ASIO_HAS_VARIABLE_TEMPLATES 1 # endif // __has_feature(__cxx_variable_templates__) # endif // (__cplusplus >= 201402) # elif defined(__GNUC__) && !defined(__INTEL_COMPILER) # if (__GNUC__ >= 6) # if (__cplusplus >= 201402) # define BOOST_ASIO_HAS_VARIABLE_TEMPLATES 1 # endif // (__cplusplus >= 201402) # endif // (__GNUC__ >= 6) # endif // defined(__GNUC__) && !defined(__INTEL_COMPILER) # if defined(BOOST_ASIO_MSVC) # if (_MSC_VER >= 1901) # define BOOST_ASIO_HAS_VARIABLE_TEMPLATES 1 # endif // (_MSC_VER >= 1901) # endif // defined(BOOST_ASIO_MSVC) # endif // !defined(BOOST_ASIO_DISABLE_VARIABLE_TEMPLATES) #endif // !defined(BOOST_ASIO_HAS_VARIABLE_TEMPLATES) // Support SFINAEd template variables on compilers known to allow it. #if !defined(BOOST_ASIO_HAS_SFINAE_VARIABLE_TEMPLATES) # if !defined(BOOST_ASIO_DISABLE_SFINAE_VARIABLE_TEMPLATES) # if defined(__clang__) # if (__cplusplus >= 201703) # if __has_feature(__cxx_variable_templates__) # define BOOST_ASIO_HAS_SFINAE_VARIABLE_TEMPLATES 1 # endif // __has_feature(__cxx_variable_templates__) # endif // (__cplusplus >= 201703) # elif defined(__GNUC__) # if ((__GNUC__ == 8) && (__GNUC_MINOR__ >= 4)) || (__GNUC__ > 8) # if (__cplusplus >= 201402) # define BOOST_ASIO_HAS_SFINAE_VARIABLE_TEMPLATES 1 # endif // (__cplusplus >= 201402) # endif // ((__GNUC__ == 8) && (__GNUC_MINOR__ >= 4)) || (__GNUC__ > 8) # endif // defined(__GNUC__) # if defined(BOOST_ASIO_MSVC) # if (_MSC_VER >= 1901) # define BOOST_ASIO_HAS_SFINAE_VARIABLE_TEMPLATES 1 # endif // (_MSC_VER >= 1901) # endif // defined(BOOST_ASIO_MSVC) # endif // !defined(BOOST_ASIO_DISABLE_SFINAE_VARIABLE_TEMPLATES) #endif // !defined(BOOST_ASIO_HAS_SFINAE_VARIABLE_TEMPLATES) // Support SFINAE use of constant expressions on compilers known to allow it. #if !defined(BOOST_ASIO_HAS_CONSTANT_EXPRESSION_SFINAE) # if !defined(BOOST_ASIO_DISABLE_CONSTANT_EXPRESSION_SFINAE) # if defined(__clang__) # if (__cplusplus >= 201402) # define BOOST_ASIO_HAS_CONSTANT_EXPRESSION_SFINAE 1 # endif // (__cplusplus >= 201402) # elif defined(__GNUC__) && !defined(__INTEL_COMPILER) # if (__GNUC__ >= 7) # if (__cplusplus >= 201402) # define BOOST_ASIO_HAS_CONSTANT_EXPRESSION_SFINAE 1 # endif // (__cplusplus >= 201402) # endif // (__GNUC__ >= 7) # endif // defined(__GNUC__) && !defined(__INTEL_COMPILER) # if defined(BOOST_ASIO_MSVC) # if (_MSC_VER >= 1901) # define BOOST_ASIO_HAS_CONSTANT_EXPRESSION_SFINAE 1 # endif // (_MSC_VER >= 1901) # endif // defined(BOOST_ASIO_MSVC) # endif // !defined(BOOST_ASIO_DISABLE_CONSTANT_EXPRESSION_SFINAE) #endif // !defined(BOOST_ASIO_HAS_CONSTANT_EXPRESSION_SFINAE) // Enable workarounds for lack of working expression SFINAE. #if !defined(BOOST_ASIO_HAS_WORKING_EXPRESSION_SFINAE) # if !defined(BOOST_ASIO_DISABLE_WORKING_EXPRESSION_SFINAE) # if !defined(BOOST_ASIO_MSVC) && !defined(__INTEL_COMPILER) # if (__cplusplus >= 201103) # define BOOST_ASIO_HAS_WORKING_EXPRESSION_SFINAE 1 # endif // (__cplusplus >= 201103) # elif defined(BOOST_ASIO_MSVC) && (_MSC_VER >= 1929) # if (_MSVC_LANG >= 202000) # define BOOST_ASIO_HAS_WORKING_EXPRESSION_SFINAE 1 # endif // (_MSVC_LANG >= 202000) # endif // defined(BOOST_ASIO_MSVC) && (_MSC_VER >= 1929) # endif // !defined(BOOST_ASIO_DISABLE_WORKING_EXPRESSION_SFINAE) #endif // !defined(BOOST_ASIO_HAS_WORKING_EXPRESSION_SFINAE) // Support for capturing parameter packs in lambdas. #if !defined(BOOST_ASIO_HAS_VARIADIC_LAMBDA_CAPTURES) # if !defined(BOOST_ASIO_DISABLE_VARIADIC_LAMBDA_CAPTURES) # if defined(__GNUC__) # if (__GNUC__ >= 6) # define BOOST_ASIO_HAS_VARIADIC_LAMBDA_CAPTURES 1 # endif // (__GNUC__ >= 6) # elif defined(BOOST_ASIO_MSVC) # if (_MSVC_LANG >= 201103) # define BOOST_ASIO_HAS_VARIADIC_LAMBDA_CAPTURES 1 # endif // (_MSC_LANG >= 201103) # else // defined(BOOST_ASIO_MSVC) # if (__cplusplus >= 201103) # define BOOST_ASIO_HAS_VARIADIC_LAMBDA_CAPTURES 1 # endif // (__cplusplus >= 201103) # endif // defined(BOOST_ASIO_MSVC) # endif // !defined(BOOST_ASIO_DISABLE_VARIADIC_LAMBDA_CAPTURES) #endif // !defined(BOOST_ASIO_HAS_VARIADIC_LAMBDA_CAPTURES) // Support for inline variables. #if !defined(BOOST_ASIO_HAS_INLINE_VARIABLES) # if !defined(BOOST_ASIO_DISABLE_INLINE_VARIABLES) # if (__cplusplus >= 201703) && (__cpp_inline_variables >= 201606) # define BOOST_ASIO_HAS_INLINE_VARIABLES 1 # define BOOST_ASIO_INLINE_VARIABLE inline # endif // (__cplusplus >= 201703) && (__cpp_inline_variables >= 201606) # endif // !defined(BOOST_ASIO_DISABLE_INLINE_VARIABLES) #endif // !defined(BOOST_ASIO_HAS_INLINE_VARIABLES) #if !defined(BOOST_ASIO_INLINE_VARIABLE) # define BOOST_ASIO_INLINE_VARIABLE #endif // !defined(BOOST_ASIO_INLINE_VARIABLE) // Default alignment. #if defined(__STDCPP_DEFAULT_NEW_ALIGNMENT__) # define BOOST_ASIO_DEFAULT_ALIGN __STDCPP_DEFAULT_NEW_ALIGNMENT__ #elif defined(__GNUC__) # if ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 9)) || (__GNUC__ > 4) # define BOOST_ASIO_DEFAULT_ALIGN alignof(std::max_align_t) # else // ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 9)) || (__GNUC__ > 4) # define BOOST_ASIO_DEFAULT_ALIGN alignof(max_align_t) # endif // ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 9)) || (__GNUC__ > 4) #else // defined(__GNUC__) # define BOOST_ASIO_DEFAULT_ALIGN alignof(std::max_align_t) #endif // defined(__GNUC__) // Standard library support for aligned allocation. #if !defined(BOOST_ASIO_HAS_STD_ALIGNED_ALLOC) # if !defined(BOOST_ASIO_DISABLE_STD_ALIGNED_ALLOC) # if (__cplusplus >= 201703) # if defined(__clang__) # if defined(BOOST_ASIO_HAS_CLANG_LIBCXX) # if (_LIBCPP_STD_VER > 14) && defined(_LIBCPP_HAS_ALIGNED_ALLOC) \ && !defined(_LIBCPP_MSVCRT) && !defined(__MINGW32__) # if defined(__ANDROID__) && (__ANDROID_API__ >= 28) # define BOOST_ASIO_HAS_STD_ALIGNED_ALLOC 1 # elif defined(__APPLE__) # if defined(__MAC_OS_X_VERSION_MIN_REQUIRED) # if (__MAC_OS_X_VERSION_MIN_REQUIRED >= 101500) # define BOOST_ASIO_HAS_STD_ALIGNED_ALLOC 1 # endif // (__MAC_OS_X_VERSION_MIN_REQUIRED >= 101500) # elif defined(__IPHONE_OS_VERSION_MIN_REQUIRED) # if (__IPHONE_OS_VERSION_MIN_REQUIRED >= 130000) # define BOOST_ASIO_HAS_STD_ALIGNED_ALLOC 1 # endif // (__IPHONE_OS_VERSION_MIN_REQUIRED >= 130000) # elif defined(__TV_OS_VERSION_MIN_REQUIRED) # if (__TV_OS_VERSION_MIN_REQUIRED >= 130000) # define BOOST_ASIO_HAS_STD_ALIGNED_ALLOC 1 # endif // (__TV_OS_VERSION_MIN_REQUIRED >= 130000) # elif defined(__WATCH_OS_VERSION_MIN_REQUIRED) # if (__WATCH_OS_VERSION_MIN_REQUIRED >= 60000) # define BOOST_ASIO_HAS_STD_ALIGNED_ALLOC 1 # endif // (__WATCH_OS_VERSION_MIN_REQUIRED >= 60000) # endif // defined(__WATCH_OS_X_VERSION_MIN_REQUIRED) # else // defined(__APPLE__) # define BOOST_ASIO_HAS_STD_ALIGNED_ALLOC 1 # endif // defined(__APPLE__) # endif // (_LIBCPP_STD_VER > 14) && defined(_LIBCPP_HAS_ALIGNED_ALLOC) // && !defined(_LIBCPP_MSVCRT) && !defined(__MINGW32__) # elif defined(_GLIBCXX_HAVE_ALIGNED_ALLOC) # define BOOST_ASIO_HAS_STD_ALIGNED_ALLOC 1 # endif // defined(_GLIBCXX_HAVE_ALIGNED_ALLOC) # elif defined(__GNUC__) # if ((__GNUC__ == 7) && (__GNUC_MINOR__ >= 4)) || (__GNUC__ > 7) # if defined(_GLIBCXX_HAVE_ALIGNED_ALLOC) # define BOOST_ASIO_HAS_STD_ALIGNED_ALLOC 1 # endif // defined(_GLIBCXX_HAVE_ALIGNED_ALLOC) # endif // ((__GNUC__ == 7) && (__GNUC_MINOR__ >= 4)) || (__GNUC__ > 7) # endif // defined(__GNUC__) # endif // (__cplusplus >= 201703) # endif // !defined(BOOST_ASIO_DISABLE_STD_ALIGNED_ALLOC) #endif // !defined(BOOST_ASIO_HAS_STD_ALIGNED_ALLOC) // Boost support for chrono. #if !defined(BOOST_ASIO_HAS_BOOST_CHRONO) # if !defined(BOOST_ASIO_DISABLE_BOOST_CHRONO) # if defined(BOOST_ASIO_HAS_BOOST_CONFIG) && (BOOST_VERSION >= 104700) # define BOOST_ASIO_HAS_BOOST_CHRONO 1 # endif // defined(BOOST_ASIO_HAS_BOOST_CONFIG) && (BOOST_VERSION >= 104700) # endif // !defined(BOOST_ASIO_DISABLE_BOOST_CHRONO) #endif // !defined(BOOST_ASIO_HAS_BOOST_CHRONO) // Some form of chrono library is available. #if !defined(BOOST_ASIO_HAS_CHRONO) # if defined(BOOST_ASIO_HAS_STD_CHRONO) \ || defined(BOOST_ASIO_HAS_BOOST_CHRONO) # define BOOST_ASIO_HAS_CHRONO 1 # endif // defined(BOOST_ASIO_HAS_STD_CHRONO) // || defined(BOOST_ASIO_HAS_BOOST_CHRONO) #endif // !defined(BOOST_ASIO_HAS_CHRONO) // Boost support for the DateTime library. #if !defined(BOOST_ASIO_HAS_BOOST_DATE_TIME) # if !defined(BOOST_ASIO_DISABLE_BOOST_DATE_TIME) # define BOOST_ASIO_HAS_BOOST_DATE_TIME 1 # endif // !defined(BOOST_ASIO_DISABLE_BOOST_DATE_TIME) #endif // !defined(BOOST_ASIO_HAS_BOOST_DATE_TIME) // Boost support for the Coroutine library. #if !defined(BOOST_ASIO_HAS_BOOST_COROUTINE) # if !defined(BOOST_ASIO_DISABLE_BOOST_COROUTINE) # define BOOST_ASIO_HAS_BOOST_COROUTINE 1 # endif // !defined(BOOST_ASIO_DISABLE_BOOST_COROUTINE) #endif // !defined(BOOST_ASIO_HAS_BOOST_COROUTINE) // Boost support for the Context library's fibers. #if !defined(BOOST_ASIO_HAS_BOOST_CONTEXT_FIBER) # if !defined(BOOST_ASIO_DISABLE_BOOST_CONTEXT_FIBER) # if defined(__clang__) # if (__cplusplus >= 201103) # define BOOST_ASIO_HAS_BOOST_CONTEXT_FIBER 1 # endif // (__cplusplus >= 201103) # elif defined(__GNUC__) # if ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 8)) || (__GNUC__ > 4) # if (__cplusplus >= 201103) || defined(__GXX_EXPERIMENTAL_CXX0X__) # define BOOST_ASIO_HAS_BOOST_CONTEXT_FIBER 1 # endif // (__cplusplus >= 201103) || defined(__GXX_EXPERIMENTAL_CXX0X__) # endif // ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 8)) || (__GNUC__ > 4) # endif // defined(__GNUC__) # if defined(BOOST_ASIO_MSVC) # if (_MSVC_LANG >= 201103) # define BOOST_ASIO_HAS_BOOST_CONTEXT_FIBER 1 # endif // (_MSC_LANG >= 201103) # endif // defined(BOOST_ASIO_MSVC) # endif // !defined(BOOST_ASIO_DISABLE_BOOST_CONTEXT_FIBER) #endif // !defined(BOOST_ASIO_HAS_BOOST_CONTEXT_FIBER) // Standard library support for std::string_view. #if !defined(BOOST_ASIO_HAS_STD_STRING_VIEW) # if !defined(BOOST_ASIO_DISABLE_STD_STRING_VIEW) # if defined(__clang__) # if defined(BOOST_ASIO_HAS_CLANG_LIBCXX) # if (__cplusplus >= 201402) # if __has_include(<string_view>) # define BOOST_ASIO_HAS_STD_STRING_VIEW 1 # endif // __has_include(<string_view>) # endif // (__cplusplus >= 201402) # else // defined(BOOST_ASIO_HAS_CLANG_LIBCXX) # if (__cplusplus >= 201703) # if __has_include(<string_view>) # define BOOST_ASIO_HAS_STD_STRING_VIEW 1 # endif // __has_include(<string_view>) # endif // (__cplusplus >= 201703) # endif // defined(BOOST_ASIO_HAS_CLANG_LIBCXX) # elif defined(__GNUC__) # if (__GNUC__ >= 7) # if (__cplusplus >= 201703) # define BOOST_ASIO_HAS_STD_STRING_VIEW 1 # endif // (__cplusplus >= 201703) # endif // (__GNUC__ >= 7) # elif defined(BOOST_ASIO_MSVC) # if (_MSC_VER >= 1910 && _MSVC_LANG >= 201703) # define BOOST_ASIO_HAS_STD_STRING_VIEW 1 # endif // (_MSC_VER >= 1910 && _MSVC_LANG >= 201703) # endif // defined(BOOST_ASIO_MSVC) # endif // !defined(BOOST_ASIO_DISABLE_STD_STRING_VIEW) #endif // !defined(BOOST_ASIO_HAS_STD_STRING_VIEW) // Standard library support for std::experimental::string_view. #if !defined(BOOST_ASIO_HAS_STD_EXPERIMENTAL_STRING_VIEW) # if !defined(BOOST_ASIO_DISABLE_STD_EXPERIMENTAL_STRING_VIEW) # if defined(__clang__) # if defined(BOOST_ASIO_HAS_CLANG_LIBCXX) # if (_LIBCPP_VERSION < 7000) # if (__cplusplus >= 201402) # if __has_include(<experimental/string_view>) # define BOOST_ASIO_HAS_STD_EXPERIMENTAL_STRING_VIEW 1 # endif // __has_include(<experimental/string_view>) # endif // (__cplusplus >= 201402) # endif // (_LIBCPP_VERSION < 7000) # else // defined(BOOST_ASIO_HAS_CLANG_LIBCXX) # if (__cplusplus >= 201402) # if __has_include(<experimental/string_view>) # define BOOST_ASIO_HAS_STD_EXPERIMENTAL_STRING_VIEW 1 # endif // __has_include(<experimental/string_view>) # endif // (__cplusplus >= 201402) # endif // // defined(BOOST_ASIO_HAS_CLANG_LIBCXX) # elif defined(__GNUC__) # if ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 9)) || (__GNUC__ > 4) # if (__cplusplus >= 201402) # define BOOST_ASIO_HAS_STD_EXPERIMENTAL_STRING_VIEW 1 # endif // (__cplusplus >= 201402) # endif // ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 9)) || (__GNUC__ > 4) # endif // defined(__GNUC__) # endif // !defined(BOOST_ASIO_DISABLE_STD_EXPERIMENTAL_STRING_VIEW) #endif // !defined(BOOST_ASIO_HAS_STD_EXPERIMENTAL_STRING_VIEW) // Standard library has a string_view that we can use. #if !defined(BOOST_ASIO_HAS_STRING_VIEW) # if !defined(BOOST_ASIO_DISABLE_STRING_VIEW) # if defined(BOOST_ASIO_HAS_STD_STRING_VIEW) # define BOOST_ASIO_HAS_STRING_VIEW 1 # elif defined(BOOST_ASIO_HAS_STD_EXPERIMENTAL_STRING_VIEW) # define BOOST_ASIO_HAS_STRING_VIEW 1 # endif // defined(BOOST_ASIO_HAS_STD_EXPERIMENTAL_STRING_VIEW) # endif // !defined(BOOST_ASIO_DISABLE_STRING_VIEW) #endif // !defined(BOOST_ASIO_HAS_STRING_VIEW) // Standard library has invoke_result (which supersedes result_of). #if !defined(BOOST_ASIO_HAS_STD_INVOKE_RESULT) # if !defined(BOOST_ASIO_DISABLE_STD_INVOKE_RESULT) # if defined(BOOST_ASIO_MSVC) # if (_MSC_VER >= 1911 && _MSVC_LANG >= 201703) # define BOOST_ASIO_HAS_STD_INVOKE_RESULT 1 # endif // (_MSC_VER >= 1911 && _MSVC_LANG >= 201703) # else // defined(BOOST_ASIO_MSVC) # if (__cplusplus >= 201703) && (__cpp_lib_is_invocable >= 201703) # define BOOST_ASIO_HAS_STD_INVOKE_RESULT 1 # endif // (__cplusplus >= 201703) && (__cpp_lib_is_invocable >= 201703) # endif // defined(BOOST_ASIO_MSVC) # endif // !defined(BOOST_ASIO_DISABLE_STD_INVOKE_RESULT) #endif // !defined(BOOST_ASIO_HAS_STD_INVOKE_RESULT) // Standard library support for std::any. #if !defined(BOOST_ASIO_HAS_STD_ANY) # if !defined(BOOST_ASIO_DISABLE_STD_ANY) # if defined(__clang__) # if (__cplusplus >= 201703) # if __has_include(<any>) # define BOOST_ASIO_HAS_STD_ANY 1 # endif // __has_include(<any>) # endif // (__cplusplus >= 201703) # elif defined(__GNUC__) # if (__GNUC__ >= 7) # if (__cplusplus >= 201703) # define BOOST_ASIO_HAS_STD_ANY 1 # endif // (__cplusplus >= 201703) # endif // (__GNUC__ >= 7) # endif // defined(__GNUC__) # if defined(BOOST_ASIO_MSVC) # if (_MSC_VER >= 1910) && (_MSVC_LANG >= 201703) # define BOOST_ASIO_HAS_STD_ANY 1 # endif // (_MSC_VER >= 1910) && (_MSVC_LANG >= 201703) # endif // defined(BOOST_ASIO_MSVC) # endif // !defined(BOOST_ASIO_DISABLE_STD_ANY) #endif // !defined(BOOST_ASIO_HAS_STD_ANY) // Standard library support for std::variant. #if !defined(BOOST_ASIO_HAS_STD_VARIANT) # if !defined(BOOST_ASIO_DISABLE_STD_VARIANT) # if defined(__clang__) # if (__cplusplus >= 201703) # if __has_include(<variant>) # define BOOST_ASIO_HAS_STD_VARIANT 1 # endif // __has_include(<variant>) # endif // (__cplusplus >= 201703) # elif defined(__GNUC__) # if (__GNUC__ >= 7) # if (__cplusplus >= 201703) # define BOOST_ASIO_HAS_STD_VARIANT 1 # endif // (__cplusplus >= 201703) # endif // (__GNUC__ >= 7) # endif // defined(__GNUC__) # if defined(BOOST_ASIO_MSVC) # if (_MSC_VER >= 1910) && (_MSVC_LANG >= 201703) # define BOOST_ASIO_HAS_STD_VARIANT 1 # endif // (_MSC_VER >= 1910) && (_MSVC_LANG >= 201703) # endif // defined(BOOST_ASIO_MSVC) # endif // !defined(BOOST_ASIO_DISABLE_STD_VARIANT) #endif // !defined(BOOST_ASIO_HAS_STD_VARIANT) // Standard library support for std::source_location. #if !defined(BOOST_ASIO_HAS_STD_SOURCE_LOCATION) # if !defined(BOOST_ASIO_DISABLE_STD_SOURCE_LOCATION) // ... # endif // !defined(BOOST_ASIO_DISABLE_STD_SOURCE_LOCATION) #endif // !defined(BOOST_ASIO_HAS_STD_SOURCE_LOCATION) // Standard library support for std::experimental::source_location. #if !defined(BOOST_ASIO_HAS_STD_EXPERIMENTAL_SOURCE_LOCATION) # if !defined(BOOST_ASIO_DISABLE_STD_EXPERIMENTAL_SOURCE_LOCATION) # if defined(__GNUC__) # if (__cplusplus >= 201709) # if __has_include(<experimental/source_location>) # define BOOST_ASIO_HAS_STD_EXPERIMENTAL_SOURCE_LOCATION 1 # endif // __has_include(<experimental/source_location>) # endif // (__cplusplus >= 201709) # endif // defined(__GNUC__) # endif // !defined(BOOST_ASIO_DISABLE_STD_EXPERIMENTAL_SOURCE_LOCATION) #endif // !defined(BOOST_ASIO_HAS_STD_EXPERIMENTAL_SOURCE_LOCATION) // Standard library has a source_location that we can use. #if !defined(BOOST_ASIO_HAS_SOURCE_LOCATION) # if !defined(BOOST_ASIO_DISABLE_SOURCE_LOCATION) # if defined(BOOST_ASIO_HAS_STD_SOURCE_LOCATION) # define BOOST_ASIO_HAS_SOURCE_LOCATION 1 # elif defined(BOOST_ASIO_HAS_STD_EXPERIMENTAL_SOURCE_LOCATION) # define BOOST_ASIO_HAS_SOURCE_LOCATION 1 # endif // defined(BOOST_ASIO_HAS_STD_EXPERIMENTAL_SOURCE_LOCATION) # endif // !defined(BOOST_ASIO_DISABLE_SOURCE_LOCATION) #endif // !defined(BOOST_ASIO_HAS_SOURCE_LOCATION) // Boost support for source_location and system errors. #if !defined(BOOST_ASIO_HAS_BOOST_SOURCE_LOCATION) # if !defined(BOOST_ASIO_DISABLE_BOOST_SOURCE_LOCATION) # if defined(BOOST_ASIO_HAS_BOOST_CONFIG) && (BOOST_VERSION >= 107900) # define BOOST_ASIO_HAS_BOOST_SOURCE_LOCATION 1 # endif // defined(BOOST_ASIO_HAS_BOOST_CONFIG) && (BOOST_VERSION >= 107900) # endif // !defined(BOOST_ASIO_DISABLE_BOOST_SOURCE_LOCATION) #endif // !defined(BOOST_ASIO_HAS_BOOST_SOURCE_LOCATION) // Helper macros for working with Boost source locations. #if defined(BOOST_ASIO_HAS_BOOST_SOURCE_LOCATION) # define BOOST_ASIO_SOURCE_LOCATION_PARAM \ , const boost::source_location& loc # define BOOST_ASIO_SOURCE_LOCATION_DEFAULTED_PARAM \ , const boost::source_location& loc = BOOST_CURRENT_LOCATION # define BOOST_ASIO_SOURCE_LOCATION_ARG , loc #else // if defined(BOOST_ASIO_HAS_BOOST_SOURCE_LOCATION) # define BOOST_ASIO_SOURCE_LOCATION_PARAM # define BOOST_ASIO_SOURCE_LOCATION_DEFAULTED_PARAM # define BOOST_ASIO_SOURCE_LOCATION_ARG #endif // if defined(BOOST_ASIO_HAS_BOOST_SOURCE_LOCATION) // Standard library support for std::index_sequence. #if !defined(BOOST_ASIO_HAS_STD_INDEX_SEQUENCE) # if !defined(BOOST_ASIO_DISABLE_STD_INDEX_SEQUENCE) # if defined(__clang__) # if (__cplusplus >= 201402) # define BOOST_ASIO_HAS_STD_INDEX_SEQUENCE 1 # endif // (__cplusplus >= 201402) # elif defined(__GNUC__) # if (__GNUC__ >= 7) # if (__cplusplus >= 201402) # define BOOST_ASIO_HAS_STD_INDEX_SEQUENCE 1 # endif // (__cplusplus >= 201402) # endif // (__GNUC__ >= 7) # endif // defined(__GNUC__) # if defined(BOOST_ASIO_MSVC) # if (_MSC_VER >= 1910) && (_MSVC_LANG >= 201402) # define BOOST_ASIO_HAS_STD_INDEX_SEQUENCE 1 # endif // (_MSC_VER >= 1910) && (_MSVC_LANG >= 201402) # endif // defined(BOOST_ASIO_MSVC) # endif // !defined(BOOST_ASIO_DISABLE_STD_INDEX_SEQUENCE) #endif // !defined(BOOST_ASIO_HAS_STD_INDEX_SEQUENCE) // Windows App target. Windows but with a limited API. #if !defined(BOOST_ASIO_WINDOWS_APP) # if defined(_WIN32_WINNT) && (_WIN32_WINNT >= 0x0603) # include <winapifamily.h> # if (WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_APP) \ || WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_TV_TITLE)) \ && !WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP) # define BOOST_ASIO_WINDOWS_APP 1 # endif // WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_APP) // && !WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP) # endif // defined(_WIN32_WINNT) && (_WIN32_WINNT >= 0x0603) #endif // !defined(BOOST_ASIO_WINDOWS_APP) // Legacy WinRT target. Windows App is preferred. #if !defined(BOOST_ASIO_WINDOWS_RUNTIME) # if !defined(BOOST_ASIO_WINDOWS_APP) # if defined(__cplusplus_winrt) # include <winapifamily.h> # if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_APP) \ && !WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP) # define BOOST_ASIO_WINDOWS_RUNTIME 1 # endif // WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_APP) // && !WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP) # endif // defined(__cplusplus_winrt) # endif // !defined(BOOST_ASIO_WINDOWS_APP) #endif // !defined(BOOST_ASIO_WINDOWS_RUNTIME) // Windows target. Excludes WinRT but includes Windows App targets. #if !defined(BOOST_ASIO_WINDOWS) # if !defined(BOOST_ASIO_WINDOWS_RUNTIME) # if defined(BOOST_ASIO_HAS_BOOST_CONFIG) && defined(BOOST_WINDOWS) # define BOOST_ASIO_WINDOWS 1 # elif defined(WIN32) || defined(_WIN32) || defined(__WIN32__) # define BOOST_ASIO_WINDOWS 1 # elif defined(BOOST_ASIO_WINDOWS_APP) # define BOOST_ASIO_WINDOWS 1 # endif // defined(BOOST_ASIO_HAS_BOOST_CONFIG) && defined(BOOST_WINDOWS) # endif // !defined(BOOST_ASIO_WINDOWS_RUNTIME) #endif // !defined(BOOST_ASIO_WINDOWS) // Windows: target OS version. #if defined(BOOST_ASIO_WINDOWS) || defined(__CYGWIN__) # if !defined(_WIN32_WINNT) && !defined(_WIN32_WINDOWS) # if defined(_MSC_VER) || (defined(__BORLANDC__) && !defined(__clang__)) # pragma message( \ "Please define _WIN32_WINNT or _WIN32_WINDOWS appropriately. For example:\n"\ "- add -D_WIN32_WINNT=0x0601 to the compiler command line; or\n"\ "- add _WIN32_WINNT=0x0601 to your project's Preprocessor Definitions.\n"\ "Assuming _WIN32_WINNT=0x0601 (i.e. Windows 7 target).") # else // defined(_MSC_VER) || (defined(__BORLANDC__) && !defined(__clang__)) # warning Please define _WIN32_WINNT or _WIN32_WINDOWS appropriately. # warning For example, add -D_WIN32_WINNT=0x0601 to the compiler command line. # warning Assuming _WIN32_WINNT=0x0601 (i.e. Windows 7 target). # endif // defined(_MSC_VER) || (defined(__BORLANDC__) && !defined(__clang__)) # define _WIN32_WINNT 0x0601 # 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_ASIO_WINDOWS) || defined(__CYGWIN__) // Windows: minimise header inclusion. #if defined(BOOST_ASIO_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_ASIO_WINDOWS) || defined(__CYGWIN__) // Windows: suppress definition of "min" and "max" macros. #if defined(BOOST_ASIO_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_ASIO_WINDOWS) || defined(__CYGWIN__) // Windows: IO Completion Ports. #if !defined(BOOST_ASIO_HAS_IOCP) # if defined(BOOST_ASIO_WINDOWS) || defined(__CYGWIN__) # if defined(_WIN32_WINNT) && (_WIN32_WINNT >= 0x0400) # if !defined(UNDER_CE) && !defined(BOOST_ASIO_WINDOWS_APP) # if !defined(BOOST_ASIO_DISABLE_IOCP) # define BOOST_ASIO_HAS_IOCP 1 # endif // !defined(BOOST_ASIO_DISABLE_IOCP) # endif // !defined(UNDER_CE) && !defined(BOOST_ASIO_WINDOWS_APP) # endif // defined(_WIN32_WINNT) && (_WIN32_WINNT >= 0x0400) # endif // defined(BOOST_ASIO_WINDOWS) || defined(__CYGWIN__) #endif // !defined(BOOST_ASIO_HAS_IOCP) // On POSIX (and POSIX-like) platforms we need to include unistd.h in order to // get access to the various platform feature macros, e.g. to be able to test // for threads support. #if !defined(BOOST_ASIO_HAS_UNISTD_H) # if !defined(BOOST_ASIO_HAS_BOOST_CONFIG) # if defined(unix) \ || defined(__unix) \ || defined(_XOPEN_SOURCE) \ || defined(_POSIX_SOURCE) \ || (defined(__MACH__) && defined(__APPLE__)) \ || defined(__FreeBSD__) \ || defined(__NetBSD__) \ || defined(__OpenBSD__) \ || defined(__linux__) \ || defined(__HAIKU__) # define BOOST_ASIO_HAS_UNISTD_H 1 # endif # endif // !defined(BOOST_ASIO_HAS_BOOST_CONFIG) #endif // !defined(BOOST_ASIO_HAS_UNISTD_H) #if defined(BOOST_ASIO_HAS_UNISTD_H) # include <unistd.h> #endif // defined(BOOST_ASIO_HAS_UNISTD_H) // Linux: epoll, eventfd, timerfd and io_uring. #if defined(__linux__) # include <linux/version.h> # if !defined(BOOST_ASIO_HAS_EPOLL) # 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_EPOLL) # endif // !defined(BOOST_ASIO_HAS_EPOLL) # if !defined(BOOST_ASIO_HAS_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) # endif // !defined(BOOST_ASIO_HAS_EVENTFD) # if !defined(BOOST_ASIO_HAS_TIMERFD) # 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(BOOST_ASIO_HAS_TIMERFD) # if defined(BOOST_ASIO_HAS_IO_URING) # if LINUX_VERSION_CODE < KERNEL_VERSION(5,10,0) # error Linux kernel 5.10 or later is required to support io_uring # endif // LINUX_VERSION_CODE < KERNEL_VERSION(5,10,0) # endif // defined(BOOST_ASIO_HAS_IO_URING) #endif // defined(__linux__) // Linux: io_uring is used instead of epoll. #if !defined(BOOST_ASIO_HAS_IO_URING_AS_DEFAULT) # if !defined(BOOST_ASIO_HAS_EPOLL) && defined(BOOST_ASIO_HAS_IO_URING) # define BOOST_ASIO_HAS_IO_URING_AS_DEFAULT 1 # endif // !defined(BOOST_ASIO_HAS_EPOLL) && defined(BOOST_ASIO_HAS_IO_URING) #endif // !defined(BOOST_ASIO_HAS_IO_URING_AS_DEFAULT) // Mac OS X, FreeBSD, NetBSD, OpenBSD: kqueue. #if (defined(__MACH__) && defined(__APPLE__)) \ || defined(__FreeBSD__) \ || defined(__NetBSD__) \ || defined(__OpenBSD__) # if !defined(BOOST_ASIO_HAS_KQUEUE) # if !defined(BOOST_ASIO_DISABLE_KQUEUE) # define BOOST_ASIO_HAS_KQUEUE 1 # endif // !defined(BOOST_ASIO_DISABLE_KQUEUE) # endif // !defined(BOOST_ASIO_HAS_KQUEUE) #endif // (defined(__MACH__) && defined(__APPLE__)) // || defined(__FreeBSD__) // || defined(__NetBSD__) // || defined(__OpenBSD__) // Solaris: /dev/poll. #if defined(__sun) # if !defined(BOOST_ASIO_HAS_DEV_POLL) # if !defined(BOOST_ASIO_DISABLE_DEV_POLL) # define BOOST_ASIO_HAS_DEV_POLL 1 # endif // !defined(BOOST_ASIO_DISABLE_DEV_POLL) # endif // !defined(BOOST_ASIO_HAS_DEV_POLL) #endif // defined(__sun) // Serial ports. #if !defined(BOOST_ASIO_HAS_SERIAL_PORT) # if defined(BOOST_ASIO_HAS_IOCP) \ || !defined(BOOST_ASIO_WINDOWS) \ && !defined(BOOST_ASIO_WINDOWS_RUNTIME) \ && !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_ASIO_WINDOWS) // && !defined(BOOST_ASIO_WINDOWS_RUNTIME) // && !defined(__CYGWIN__) #endif // !defined(BOOST_ASIO_HAS_SERIAL_PORT) // Windows: stream handles. #if !defined(BOOST_ASIO_HAS_WINDOWS_STREAM_HANDLE) # 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) #endif // !defined(BOOST_ASIO_HAS_WINDOWS_STREAM_HANDLE) // Windows: random access handles. #if !defined(BOOST_ASIO_HAS_WINDOWS_RANDOM_ACCESS_HANDLE) # 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) #endif // !defined(BOOST_ASIO_HAS_WINDOWS_RANDOM_ACCESS_HANDLE) // Windows: object handles. #if !defined(BOOST_ASIO_HAS_WINDOWS_OBJECT_HANDLE) # if !defined(BOOST_ASIO_DISABLE_WINDOWS_OBJECT_HANDLE) # if defined(BOOST_ASIO_WINDOWS) || defined(__CYGWIN__) # if !defined(UNDER_CE) && !defined(BOOST_ASIO_WINDOWS_APP) # define BOOST_ASIO_HAS_WINDOWS_OBJECT_HANDLE 1 # endif // !defined(UNDER_CE) && !defined(BOOST_ASIO_WINDOWS_APP) # endif // defined(BOOST_ASIO_WINDOWS) || defined(__CYGWIN__) # endif // !defined(BOOST_ASIO_DISABLE_WINDOWS_OBJECT_HANDLE) #endif // !defined(BOOST_ASIO_HAS_WINDOWS_OBJECT_HANDLE) // Windows: OVERLAPPED wrapper. #if !defined(BOOST_ASIO_HAS_WINDOWS_OVERLAPPED_PTR) # 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) #endif // !defined(BOOST_ASIO_HAS_WINDOWS_OVERLAPPED_PTR) // POSIX: stream-oriented file descriptors. #if !defined(BOOST_ASIO_HAS_POSIX_STREAM_DESCRIPTOR) # if !defined(BOOST_ASIO_DISABLE_POSIX_STREAM_DESCRIPTOR) # if !defined(BOOST_ASIO_WINDOWS) \ && !defined(BOOST_ASIO_WINDOWS_RUNTIME) \ && !defined(__CYGWIN__) # define BOOST_ASIO_HAS_POSIX_STREAM_DESCRIPTOR 1 # endif // !defined(BOOST_ASIO_WINDOWS) // && !defined(BOOST_ASIO_WINDOWS_RUNTIME) // && !defined(__CYGWIN__) # endif // !defined(BOOST_ASIO_DISABLE_POSIX_STREAM_DESCRIPTOR) #endif // !defined(BOOST_ASIO_HAS_POSIX_STREAM_DESCRIPTOR) // UNIX domain sockets. #if !defined(BOOST_ASIO_HAS_LOCAL_SOCKETS) # if !defined(BOOST_ASIO_DISABLE_LOCAL_SOCKETS) # if !defined(BOOST_ASIO_WINDOWS_RUNTIME) # define BOOST_ASIO_HAS_LOCAL_SOCKETS 1 # endif // !defined(BOOST_ASIO_WINDOWS_RUNTIME) # endif // !defined(BOOST_ASIO_DISABLE_LOCAL_SOCKETS) #endif // !defined(BOOST_ASIO_HAS_LOCAL_SOCKETS) // Files. #if !defined(BOOST_ASIO_HAS_FILE) # if !defined(BOOST_ASIO_DISABLE_FILE) # if defined(BOOST_ASIO_HAS_WINDOWS_RANDOM_ACCESS_HANDLE) # define BOOST_ASIO_HAS_FILE 1 # elif defined(BOOST_ASIO_HAS_IO_URING) # define BOOST_ASIO_HAS_FILE 1 # endif // defined(BOOST_ASIO_HAS_IO_URING) # endif // !defined(BOOST_ASIO_DISABLE_FILE) #endif // !defined(BOOST_ASIO_HAS_FILE) // Pipes. #if !defined(BOOST_ASIO_HAS_PIPE) # if defined(BOOST_ASIO_HAS_IOCP) \ || !defined(BOOST_ASIO_WINDOWS) \ && !defined(BOOST_ASIO_WINDOWS_RUNTIME) \ && !defined(__CYGWIN__) # if !defined(__SYMBIAN32__) # if !defined(BOOST_ASIO_DISABLE_PIPE) # define BOOST_ASIO_HAS_PIPE 1 # endif // !defined(BOOST_ASIO_DISABLE_PIPE) # endif // !defined(__SYMBIAN32__) # endif // defined(BOOST_ASIO_HAS_IOCP) // || !defined(BOOST_ASIO_WINDOWS) // && !defined(BOOST_ASIO_WINDOWS_RUNTIME) // && !defined(__CYGWIN__) #endif // !defined(BOOST_ASIO_HAS_PIPE) // Can use sigaction() instead of signal(). #if !defined(BOOST_ASIO_HAS_SIGACTION) # if !defined(BOOST_ASIO_DISABLE_SIGACTION) # if !defined(BOOST_ASIO_WINDOWS) \ && !defined(BOOST_ASIO_WINDOWS_RUNTIME) \ && !defined(__CYGWIN__) # define BOOST_ASIO_HAS_SIGACTION 1 # endif // !defined(BOOST_ASIO_WINDOWS) // && !defined(BOOST_ASIO_WINDOWS_RUNTIME) // && !defined(__CYGWIN__) # endif // !defined(BOOST_ASIO_DISABLE_SIGACTION) #endif // !defined(BOOST_ASIO_HAS_SIGACTION) // Can use signal(). #if !defined(BOOST_ASIO_HAS_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 // !defined(BOOST_ASIO_HAS_SIGNAL) // Can use getaddrinfo() and getnameinfo(). #if !defined(BOOST_ASIO_HAS_GETADDRINFO) # if !defined(BOOST_ASIO_DISABLE_GETADDRINFO) # if defined(BOOST_ASIO_WINDOWS) || defined(__CYGWIN__) # if defined(_WIN32_WINNT) && (_WIN32_WINNT >= 0x0501) # define BOOST_ASIO_HAS_GETADDRINFO 1 # elif defined(UNDER_CE) # define BOOST_ASIO_HAS_GETADDRINFO 1 # endif // defined(UNDER_CE) # elif defined(__MACH__) && defined(__APPLE__) # if defined(__MAC_OS_X_VERSION_MIN_REQUIRED) # if (__MAC_OS_X_VERSION_MIN_REQUIRED >= 1050) # define BOOST_ASIO_HAS_GETADDRINFO 1 # endif // (__MAC_OS_X_VERSION_MIN_REQUIRED >= 1050) # else // defined(__MAC_OS_X_VERSION_MIN_REQUIRED) # define BOOST_ASIO_HAS_GETADDRINFO 1 # endif // defined(__MAC_OS_X_VERSION_MIN_REQUIRED) # else // defined(__MACH__) && defined(__APPLE__) # define BOOST_ASIO_HAS_GETADDRINFO 1 # endif // defined(__MACH__) && defined(__APPLE__) # endif // !defined(BOOST_ASIO_DISABLE_GETADDRINFO) #endif // !defined(BOOST_ASIO_HAS_GETADDRINFO) // Whether standard iostreams are disabled. #if !defined(BOOST_ASIO_NO_IOSTREAM) # if defined(BOOST_ASIO_HAS_BOOST_CONFIG) && defined(BOOST_NO_IOSTREAM) # define BOOST_ASIO_NO_IOSTREAM 1 # endif // !defined(BOOST_NO_IOSTREAM) #endif // !defined(BOOST_ASIO_NO_IOSTREAM) // Whether exception handling is disabled. #if !defined(BOOST_ASIO_NO_EXCEPTIONS) # if defined(BOOST_ASIO_HAS_BOOST_CONFIG) && defined(BOOST_NO_EXCEPTIONS) # define BOOST_ASIO_NO_EXCEPTIONS 1 # endif // !defined(BOOST_NO_EXCEPTIONS) #endif // !defined(BOOST_ASIO_NO_EXCEPTIONS) // Whether the typeid operator is supported. #if !defined(BOOST_ASIO_NO_TYPEID) # if defined(BOOST_ASIO_HAS_BOOST_CONFIG) && defined(BOOST_NO_TYPEID) # define BOOST_ASIO_NO_TYPEID 1 # endif // !defined(BOOST_NO_TYPEID) #endif // !defined(BOOST_ASIO_NO_TYPEID) // Threads. #if !defined(BOOST_ASIO_HAS_THREADS) # if !defined(BOOST_ASIO_DISABLE_THREADS) # if defined(BOOST_ASIO_HAS_BOOST_CONFIG) && defined(BOOST_HAS_THREADS) # define BOOST_ASIO_HAS_THREADS 1 # elif defined(__GNUC__) && !defined(__MINGW32__) \ && !defined(linux) && !defined(__linux) && !defined(__linux__) # define BOOST_ASIO_HAS_THREADS 1 # elif defined(_MT) || defined(__MT__) # define BOOST_ASIO_HAS_THREADS 1 # elif defined(_REENTRANT) # define BOOST_ASIO_HAS_THREADS 1 # elif defined(__APPLE__) # define BOOST_ASIO_HAS_THREADS 1 # elif defined(__HAIKU__) # define BOOST_ASIO_HAS_THREADS 1 # elif defined(_POSIX_THREADS) && (_POSIX_THREADS + 0 >= 0) # define BOOST_ASIO_HAS_THREADS 1 # elif defined(_PTHREADS) # define BOOST_ASIO_HAS_THREADS 1 # endif // defined(BOOST_ASIO_HAS_BOOST_CONFIG) && defined(BOOST_HAS_THREADS) # endif // !defined(BOOST_ASIO_DISABLE_THREADS) #endif // !defined(BOOST_ASIO_HAS_THREADS) // POSIX threads. #if !defined(BOOST_ASIO_HAS_PTHREADS) # if defined(BOOST_ASIO_HAS_THREADS) # if defined(BOOST_ASIO_HAS_BOOST_CONFIG) && defined(BOOST_HAS_PTHREADS) # define BOOST_ASIO_HAS_PTHREADS 1 # elif defined(_POSIX_THREADS) && (_POSIX_THREADS + 0 >= 0) # define BOOST_ASIO_HAS_PTHREADS 1 # elif defined(__HAIKU__) # define BOOST_ASIO_HAS_PTHREADS 1 # endif // defined(BOOST_ASIO_HAS_BOOST_CONFIG) && defined(BOOST_HAS_PTHREADS) # endif // defined(BOOST_ASIO_HAS_THREADS) #endif // !defined(BOOST_ASIO_HAS_PTHREADS) // Helper to prevent macro expansion. #define BOOST_ASIO_PREVENT_MACRO_SUBSTITUTION // Helper to define in-class constants. #if !defined(BOOST_ASIO_STATIC_CONSTANT) # if !defined(BOOST_ASIO_DISABLE_BOOST_STATIC_CONSTANT) # define BOOST_ASIO_STATIC_CONSTANT(type, assignment) \ BOOST_STATIC_CONSTANT(type, assignment) # else // !defined(BOOST_ASIO_DISABLE_BOOST_STATIC_CONSTANT) # define BOOST_ASIO_STATIC_CONSTANT(type, assignment) \ static const type assignment # endif // !defined(BOOST_ASIO_DISABLE_BOOST_STATIC_CONSTANT) #endif // !defined(BOOST_ASIO_STATIC_CONSTANT) // Boost align library. #if !defined(BOOST_ASIO_HAS_BOOST_ALIGN) # if !defined(BOOST_ASIO_DISABLE_BOOST_ALIGN) # if defined(BOOST_ASIO_HAS_BOOST_CONFIG) && (BOOST_VERSION >= 105600) # define BOOST_ASIO_HAS_BOOST_ALIGN 1 # endif // defined(BOOST_ASIO_HAS_BOOST_CONFIG) && (BOOST_VERSION >= 105600) # endif // !defined(BOOST_ASIO_DISABLE_BOOST_ALIGN) #endif // !defined(BOOST_ASIO_HAS_BOOST_ALIGN) // Boost array library. #if !defined(BOOST_ASIO_HAS_BOOST_ARRAY) # if !defined(BOOST_ASIO_DISABLE_BOOST_ARRAY) # define BOOST_ASIO_HAS_BOOST_ARRAY 1 # endif // !defined(BOOST_ASIO_DISABLE_BOOST_ARRAY) #endif // !defined(BOOST_ASIO_HAS_BOOST_ARRAY) // Boost assert macro. #if !defined(BOOST_ASIO_HAS_BOOST_ASSERT) # if !defined(BOOST_ASIO_DISABLE_BOOST_ASSERT) # define BOOST_ASIO_HAS_BOOST_ASSERT 1 # endif // !defined(BOOST_ASIO_DISABLE_BOOST_ASSERT) #endif // !defined(BOOST_ASIO_HAS_BOOST_ASSERT) // Boost limits header. #if !defined(BOOST_ASIO_HAS_BOOST_LIMITS) # if !defined(BOOST_ASIO_DISABLE_BOOST_LIMITS) # define BOOST_ASIO_HAS_BOOST_LIMITS 1 # endif // !defined(BOOST_ASIO_DISABLE_BOOST_LIMITS) #endif // !defined(BOOST_ASIO_HAS_BOOST_LIMITS) // Boost throw_exception function. #if !defined(BOOST_ASIO_HAS_BOOST_THROW_EXCEPTION) # if !defined(BOOST_ASIO_DISABLE_BOOST_THROW_EXCEPTION) # define BOOST_ASIO_HAS_BOOST_THROW_EXCEPTION 1 # endif // !defined(BOOST_ASIO_DISABLE_BOOST_THROW_EXCEPTION) #endif // !defined(BOOST_ASIO_HAS_BOOST_THROW_EXCEPTION) // Boost regex library. #if !defined(BOOST_ASIO_HAS_BOOST_REGEX) # if !defined(BOOST_ASIO_DISABLE_BOOST_REGEX) # define BOOST_ASIO_HAS_BOOST_REGEX 1 # endif // !defined(BOOST_ASIO_DISABLE_BOOST_REGEX) #endif // !defined(BOOST_ASIO_HAS_BOOST_REGEX) // Boost bind function. #if !defined(BOOST_ASIO_HAS_BOOST_BIND) # if !defined(BOOST_ASIO_DISABLE_BOOST_BIND) # define BOOST_ASIO_HAS_BOOST_BIND 1 # endif // !defined(BOOST_ASIO_DISABLE_BOOST_BIND) #endif // !defined(BOOST_ASIO_HAS_BOOST_BIND) // Boost's BOOST_WORKAROUND macro. #if !defined(BOOST_ASIO_HAS_BOOST_WORKAROUND) # if !defined(BOOST_ASIO_DISABLE_BOOST_WORKAROUND) # define BOOST_ASIO_HAS_BOOST_WORKAROUND 1 # endif // !defined(BOOST_ASIO_DISABLE_BOOST_WORKAROUND) #endif // !defined(BOOST_ASIO_HAS_BOOST_WORKAROUND) // Microsoft Visual C++'s secure C runtime library. #if !defined(BOOST_ASIO_HAS_SECURE_RTL) # if !defined(BOOST_ASIO_DISABLE_SECURE_RTL) # if defined(BOOST_ASIO_MSVC) \ && (BOOST_ASIO_MSVC >= 1400) \ && !defined(UNDER_CE) # define BOOST_ASIO_HAS_SECURE_RTL 1 # endif // defined(BOOST_ASIO_MSVC) // && (BOOST_ASIO_MSVC >= 1400) // && !defined(UNDER_CE) # endif // !defined(BOOST_ASIO_DISABLE_SECURE_RTL) #endif // !defined(BOOST_ASIO_HAS_SECURE_RTL) // Handler hooking. Disabled for ancient Borland C++ and gcc compilers. #if !defined(BOOST_ASIO_HAS_HANDLER_HOOKS) # if !defined(BOOST_ASIO_DISABLE_HANDLER_HOOKS) # if defined(__GNUC__) # if (__GNUC__ >= 3) # define BOOST_ASIO_HAS_HANDLER_HOOKS 1 # endif // (__GNUC__ >= 3) # elif !defined(__BORLANDC__) || defined(__clang__) # define BOOST_ASIO_HAS_HANDLER_HOOKS 1 # endif // !defined(__BORLANDC__) || defined(__clang__) # endif // !defined(BOOST_ASIO_DISABLE_HANDLER_HOOKS) #endif // !defined(BOOST_ASIO_HAS_HANDLER_HOOKS) // Support for the __thread keyword extension, or equivalent. #if !defined(BOOST_ASIO_DISABLE_THREAD_KEYWORD_EXTENSION) # if defined(__linux__) # if defined(__GNUC__) && (defined(__i386__) || defined(__x86_64__)) # if ((__GNUC__ == 3) && (__GNUC_MINOR__ >= 3)) || (__GNUC__ > 3) # if !defined(__INTEL_COMPILER) && !defined(__ICL) \ && !(defined(__clang__) && defined(__ANDROID__)) # define BOOST_ASIO_HAS_THREAD_KEYWORD_EXTENSION 1 # define BOOST_ASIO_THREAD_KEYWORD __thread # elif defined(__INTEL_COMPILER) && (__INTEL_COMPILER >= 1100) # define BOOST_ASIO_HAS_THREAD_KEYWORD_EXTENSION 1 # endif // defined(__INTEL_COMPILER) && (__INTEL_COMPILER >= 1100) // && !(defined(__clang__) && defined(__ANDROID__)) # endif // ((__GNUC__ == 3) && (__GNUC_MINOR__ >= 3)) || (__GNUC__ > 3) # endif // defined(__GNUC__) && (defined(__i386__) || defined(__x86_64__)) # endif // defined(__linux__) # if defined(BOOST_ASIO_MSVC) && defined(BOOST_ASIO_WINDOWS_RUNTIME) # if (_MSC_VER >= 1700) # define BOOST_ASIO_HAS_THREAD_KEYWORD_EXTENSION 1 # define BOOST_ASIO_THREAD_KEYWORD __declspec(thread) # endif // (_MSC_VER >= 1700) # endif // defined(BOOST_ASIO_MSVC) && defined(BOOST_ASIO_WINDOWS_RUNTIME) # if defined(__APPLE__) # if defined(__clang__) # if defined(__apple_build_version__) # define BOOST_ASIO_HAS_THREAD_KEYWORD_EXTENSION 1 # define BOOST_ASIO_THREAD_KEYWORD __thread # endif // defined(__apple_build_version__) # endif // defined(__clang__) # endif // defined(__APPLE__) # if !defined(BOOST_ASIO_HAS_THREAD_KEYWORD_EXTENSION) # if defined(BOOST_ASIO_HAS_BOOST_CONFIG) # if !defined(BOOST_NO_CXX11_THREAD_LOCAL) # define BOOST_ASIO_HAS_THREAD_KEYWORD_EXTENSION 1 # define BOOST_ASIO_THREAD_KEYWORD thread_local # endif // !defined(BOOST_NO_CXX11_THREAD_LOCAL) # endif // defined(BOOST_ASIO_HAS_BOOST_CONFIG) # endif // !defined(BOOST_ASIO_HAS_THREAD_KEYWORD_EXTENSION) #endif // !defined(BOOST_ASIO_DISABLE_THREAD_KEYWORD_EXTENSION) #if !defined(BOOST_ASIO_THREAD_KEYWORD) # define BOOST_ASIO_THREAD_KEYWORD __thread #endif // !defined(BOOST_ASIO_THREAD_KEYWORD) // Support for POSIX ssize_t typedef. #if !defined(BOOST_ASIO_DISABLE_SSIZE_T) # if defined(__linux__) \ || (defined(__MACH__) && defined(__APPLE__)) # define BOOST_ASIO_HAS_SSIZE_T 1 # endif // defined(__linux__) // || (defined(__MACH__) && defined(__APPLE__)) #endif // !defined(BOOST_ASIO_DISABLE_SSIZE_T) // Helper macros to manage transition away from error_code return values. #if defined(BOOST_ASIO_NO_DEPRECATED) # define BOOST_ASIO_SYNC_OP_VOID void # define BOOST_ASIO_SYNC_OP_VOID_RETURN(e) return #else // defined(BOOST_ASIO_NO_DEPRECATED) # define BOOST_ASIO_SYNC_OP_VOID boost::system::error_code # define BOOST_ASIO_SYNC_OP_VOID_RETURN(e) return e #endif // defined(BOOST_ASIO_NO_DEPRECATED) // Newer gcc, clang need special treatment to suppress unused typedef warnings. #if defined(__clang__) # if defined(__apple_build_version__) # if (__clang_major__ >= 7) # define BOOST_ASIO_UNUSED_TYPEDEF __attribute__((__unused__)) # endif // (__clang_major__ >= 7) # elif ((__clang_major__ == 3) && (__clang_minor__ >= 6)) \ || (__clang_major__ > 3) # define BOOST_ASIO_UNUSED_TYPEDEF __attribute__((__unused__)) # endif // ((__clang_major__ == 3) && (__clang_minor__ >= 6)) // || (__clang_major__ > 3) #elif defined(__GNUC__) # if ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 8)) || (__GNUC__ > 4) # define BOOST_ASIO_UNUSED_TYPEDEF __attribute__((__unused__)) # endif // ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 8)) || (__GNUC__ > 4) #endif // defined(__GNUC__) #if !defined(BOOST_ASIO_UNUSED_TYPEDEF) # define BOOST_ASIO_UNUSED_TYPEDEF #endif // !defined(BOOST_ASIO_UNUSED_TYPEDEF) // Some versions of gcc generate spurious warnings about unused variables. #if defined(__GNUC__) # if (__GNUC__ >= 4) # define BOOST_ASIO_UNUSED_VARIABLE __attribute__((__unused__)) # endif // (__GNUC__ >= 4) #endif // defined(__GNUC__) #if !defined(BOOST_ASIO_UNUSED_VARIABLE) # define BOOST_ASIO_UNUSED_VARIABLE #endif // !defined(BOOST_ASIO_UNUSED_VARIABLE) // Helper macro to tell the optimiser what may be assumed to be true. #if defined(BOOST_ASIO_MSVC) # define BOOST_ASIO_ASSUME(expr) __assume(expr) #elif defined(__clang__) # if __has_builtin(__builtin_assume) # define BOOST_ASIO_ASSUME(expr) __builtin_assume(expr) # endif // __has_builtin(__builtin_assume) #elif defined(__GNUC__) # if ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 5)) || (__GNUC__ > 4) # define BOOST_ASIO_ASSUME(expr) if (expr) {} else { __builtin_unreachable(); } # endif // ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 5)) || (__GNUC__ > 4) #endif // defined(__GNUC__) #if !defined(BOOST_ASIO_ASSUME) # define BOOST_ASIO_ASSUME(expr) (void)0 #endif // !defined(BOOST_ASIO_ASSUME) // Support the co_await keyword on compilers known to allow it. #if !defined(BOOST_ASIO_HAS_CO_AWAIT) # if !defined(BOOST_ASIO_DISABLE_CO_AWAIT) # if (__cplusplus >= 202002) \ && (__cpp_impl_coroutine >= 201902) && (__cpp_lib_coroutine >= 201902) # define BOOST_ASIO_HAS_CO_AWAIT 1 # elif defined(BOOST_ASIO_MSVC) # if (_MSC_VER >= 1928) && (_MSVC_LANG >= 201705) && !defined(__clang__) # define BOOST_ASIO_HAS_CO_AWAIT 1 # elif (_MSC_FULL_VER >= 190023506) # if defined(_RESUMABLE_FUNCTIONS_SUPPORTED) # define BOOST_ASIO_HAS_CO_AWAIT 1 # endif // defined(_RESUMABLE_FUNCTIONS_SUPPORTED) # endif // (_MSC_FULL_VER >= 190023506) # elif defined(__clang__) # if (__clang_major__ >= 14) # if (__cplusplus >= 202002) && (__cpp_impl_coroutine >= 201902) # if __has_include(<coroutine>) # define BOOST_ASIO_HAS_CO_AWAIT 1 # endif // __has_include(<coroutine>) # elif (__cplusplus >= 201703) && (__cpp_coroutines >= 201703) # if __has_include(<experimental/coroutine>) # define BOOST_ASIO_HAS_CO_AWAIT 1 # endif // __has_include(<experimental/coroutine>) # endif // (__cplusplus >= 201703) && (__cpp_coroutines >= 201703) # else // (__clang_major__ >= 14) # if (__cplusplus >= 201703) && (__cpp_coroutines >= 201703) # if __has_include(<experimental/coroutine>) # define BOOST_ASIO_HAS_CO_AWAIT 1 # endif // __has_include(<experimental/coroutine>) # endif // (__cplusplus >= 201703) && (__cpp_coroutines >= 201703) # endif // (__clang_major__ >= 14) # elif defined(__GNUC__) # if (__cplusplus >= 201709) && (__cpp_impl_coroutine >= 201902) # if __has_include(<coroutine>) # define BOOST_ASIO_HAS_CO_AWAIT 1 # endif // __has_include(<coroutine>) # endif // (__cplusplus >= 201709) && (__cpp_impl_coroutine >= 201902) # endif // defined(__GNUC__) # endif // !defined(BOOST_ASIO_DISABLE_CO_AWAIT) #endif // !defined(BOOST_ASIO_HAS_CO_AWAIT) // Standard library support for coroutines. #if !defined(BOOST_ASIO_HAS_STD_COROUTINE) # if !defined(BOOST_ASIO_DISABLE_STD_COROUTINE) # if defined(BOOST_ASIO_MSVC) # if (_MSC_VER >= 1928) && (_MSVC_LANG >= 201705) # define BOOST_ASIO_HAS_STD_COROUTINE 1 # endif // (_MSC_VER >= 1928) && (_MSVC_LANG >= 201705) # elif defined(__clang__) # if (__clang_major__ >= 14) # if (__cplusplus >= 202002) && (__cpp_impl_coroutine >= 201902) # if __has_include(<coroutine>) # define BOOST_ASIO_HAS_STD_COROUTINE 1 # endif // __has_include(<coroutine>) # endif // (__cplusplus >= 202002) && (__cpp_impl_coroutine >= 201902) # endif // (__clang_major__ >= 14) # elif defined(__GNUC__) # if (__cplusplus >= 201709) && (__cpp_impl_coroutine >= 201902) # if __has_include(<coroutine>) # define BOOST_ASIO_HAS_STD_COROUTINE 1 # endif // __has_include(<coroutine>) # endif // (__cplusplus >= 201709) && (__cpp_impl_coroutine >= 201902) # endif // defined(__GNUC__) # endif // !defined(BOOST_ASIO_DISABLE_STD_COROUTINE) #endif // !defined(BOOST_ASIO_HAS_STD_COROUTINE) // Compiler support for the the [[nodiscard]] attribute. #if !defined(BOOST_ASIO_NODISCARD) # if defined(__has_cpp_attribute) # if __has_cpp_attribute(nodiscard) # if (__cplusplus >= 201703) # define BOOST_ASIO_NODISCARD [[nodiscard]] # endif // (__cplusplus >= 201703) # endif // __has_cpp_attribute(nodiscard) # endif // defined(__has_cpp_attribute) #endif // !defined(BOOST_ASIO_NODISCARD) #if !defined(BOOST_ASIO_NODISCARD) # define BOOST_ASIO_NODISCARD #endif // !defined(BOOST_ASIO_NODISCARD) // Kernel support for MSG_NOSIGNAL. #if !defined(BOOST_ASIO_HAS_MSG_NOSIGNAL) # if defined(__linux__) # define BOOST_ASIO_HAS_MSG_NOSIGNAL 1 # elif defined(_POSIX_VERSION) # if (_POSIX_VERSION >= 200809L) # define BOOST_ASIO_HAS_MSG_NOSIGNAL 1 # endif // _POSIX_VERSION >= 200809L # endif // defined(_POSIX_VERSION) #endif // !defined(BOOST_ASIO_HAS_MSG_NOSIGNAL) // Standard library support for std::to_address. #if !defined(BOOST_ASIO_HAS_STD_TO_ADDRESS) # if !defined(BOOST_ASIO_DISABLE_STD_TO_ADDRESS) # if defined(__clang__) # if (__cplusplus >= 202002) # define BOOST_ASIO_HAS_STD_TO_ADDRESS 1 # endif // (__cplusplus >= 202002) # elif defined(__GNUC__) # if (__GNUC__ >= 8) # if (__cplusplus >= 202002) # define BOOST_ASIO_HAS_STD_TO_ADDRESS 1 # endif // (__cplusplus >= 202002) # endif // (__GNUC__ >= 8) # endif // defined(__GNUC__) # if defined(BOOST_ASIO_MSVC) # if (_MSC_VER >= 1922) && (_MSVC_LANG >= 202002) # define BOOST_ASIO_HAS_STD_TO_ADDRESS 1 # endif // (_MSC_VER >= 1922) && (_MSVC_LANG >= 202002) # endif // defined(BOOST_ASIO_MSVC) # endif // !defined(BOOST_ASIO_DISABLE_STD_TO_ADDRESS) #endif // !defined(BOOST_ASIO_HAS_STD_TO_ADDRESS) // Standard library support for snprintf. #if !defined(BOOST_ASIO_HAS_SNPRINTF) # if !defined(BOOST_ASIO_DISABLE_SNPRINTF) # if defined(__APPLE__) # define BOOST_ASIO_HAS_SNPRINTF 1 # endif // defined(__APPLE__) # endif // !defined(BOOST_ASIO_DISABLE_SNPRINTF) #endif // !defined(BOOST_ASIO_HAS_SNPRINTF) #endif // BOOST_ASIO_DETAIL_CONFIG_HPP