98 lines
3.1 KiB
C++
98 lines
3.1 KiB
C++
// Copyright Antony Polukhin, 2018-2023.
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//
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE_1_0.txt
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// or copy at http://www.boost.org/LICENSE_1_0.txt)
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/// \file boost/dll/config.hpp
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/// \brief Imports filesystem, error_code, errc, system_error, make_error_code from Boost or C++17 into `boost::dll::fs` namespace.
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#ifndef BOOST_DLL_DETAIL_CONFIG_HPP
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#define BOOST_DLL_DETAIL_CONFIG_HPP
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#include <boost/config.hpp>
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#ifdef BOOST_HAS_PRAGMA_ONCE
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# pragma once
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#endif
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#include <boost/config/pragma_message.hpp>
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#if defined(BOOST_NO_CXX11_RVALUE_REFERENCES) || \
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defined(BOOST_NO_CXX11_AUTO_DECLARATIONS) || \
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defined(BOOST_NO_CXX11_CONSTEXPR) || \
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defined(BOOST_NO_CXX11_NULLPTR) || \
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defined(BOOST_NO_CXX11_NOEXCEPT) || \
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defined(BOOST_NO_CXX11_DEFAULTED_FUNCTIONS) || \
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defined(BOOST_NO_CXX11_FINAL) || \
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defined(BOOST_NO_CXX11_ALIGNOF) || \
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defined(BOOST_NO_CXX11_STATIC_ASSERT) || \
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defined(BOOST_NO_CXX11_SMART_PTR) || \
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defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST) || \
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defined(BOOST_NO_CXX11_HDR_TYPE_TRAITS)
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BOOST_PRAGMA_MESSAGE("C++03 support is deprecated in Boost.DLL 1.82 and will be removed in Boost.DLL 1.84.")
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#endif
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#ifdef BOOST_DLL_DOXYGEN
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/// Define this macro to make Boost.DLL use C++17's std::filesystem::path, std::system_error and std::error_code.
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#define BOOST_DLL_USE_STD_FS BOOST_DLL_USE_STD_FS
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/// This namespace contains aliases to the Boost or C++17 classes. Aliases are configured using BOOST_DLL_USE_STD_FS macro.
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namespace boost { namespace dll { namespace fs {
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/// Alias to `std::filesystem::path` if \forcedmacrolink{BOOST_DLL_USE_STD_FS} is defined by user.
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/// Alias to `boost::filesystem::path` otherwise.
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using path = std::conditional_t<BOOST_DLL_USE_STD_FS, std::filesystem::path, boost::filesystem::path>;
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/// Alias to `std::error_code` if \forcedmacrolink{BOOST_DLL_USE_STD_FS} is defined by user.
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/// boost::system::error_code otherwise.
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using error_code = std::conditional_t<BOOST_DLL_USE_STD_FS, std::error_code, boost::system::error_code>;
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/// Alias to `std::system_error` if \forcedmacrolink{BOOST_DLL_USE_STD_FS} is defined by user.
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/// Alias to `boost::system::system_error` otherwise.
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using system_error = std::conditional_t<BOOST_DLL_USE_STD_FS, std::system_error, boost::system::system_error>;
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}}}
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#endif
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#ifdef BOOST_DLL_USE_STD_FS
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#include <filesystem>
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#include <system_error>
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namespace boost { namespace dll { namespace fs {
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using namespace std::filesystem;
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using std::error_code;
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using std::system_error;
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using std::make_error_code;
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using std::errc;
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using std::system_category;
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}}}
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#else // BOOST_DLL_USE_STD_FS
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#include <boost/filesystem/path.hpp>
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#include <boost/filesystem/operations.hpp>
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#include <boost/system/error_code.hpp>
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#include <boost/system/system_error.hpp>
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namespace boost { namespace dll { namespace fs {
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using namespace boost::filesystem;
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using boost::system::error_code;
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using boost::system::system_error;
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using boost::system::errc::make_error_code;
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namespace errc = boost::system::errc;
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using boost::system::system_category;
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}}}
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#endif // BOOST_DLL_USE_STD_FS
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#endif // BOOST_DLL_DETAIL_PUSH_OPTIONS_HPP
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