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119 lines
4.1 KiB
C++
119 lines
4.1 KiB
C++
//
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// Copyright (c) 2012 Artyom Beilis (Tonkikh)
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// Copyright (c) 2019 - 2020 Alexander Grund
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//
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// Distributed under the Boost Software License, Version 1.0. (See
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// accompanying file LICENSE or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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//
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#ifndef BOOST_NOWIDE_CONFIG_HPP_INCLUDED
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#define BOOST_NOWIDE_CONFIG_HPP_INCLUDED
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/// @file
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#include <boost/config.hpp>
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#include <boost/nowide/replacement.hpp>
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#include <boost/version.hpp>
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//! @cond Doxygen_Suppress
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#if defined(BOOST_ALL_DYN_LINK) || defined(BOOST_NOWIDE_DYN_LINK)
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#ifdef BOOST_NOWIDE_SOURCE
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#define BOOST_NOWIDE_DECL BOOST_SYMBOL_EXPORT
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#else
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#define BOOST_NOWIDE_DECL BOOST_SYMBOL_IMPORT
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#endif // BOOST_NOWIDE_SOURCE
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#else
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#define BOOST_NOWIDE_DECL
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#endif // BOOST_NOWIDE_DYN_LINK
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//
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// Automatically link to the correct build variant where possible.
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//
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#if !defined(BOOST_ALL_NO_LIB) && !defined(BOOST_NOWIDE_NO_LIB) && !defined(BOOST_NOWIDE_SOURCE)
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//
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// Set the name of our library, this will get undef'ed by auto_link.hpp
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// once it's done with it:
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//
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#define BOOST_LIB_NAME boost_nowide
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//
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// If we're importing code from a dll, then tell auto_link.hpp about it:
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//
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#if defined(BOOST_ALL_DYN_LINK) || defined(BOOST_NOWIDE_DYN_LINK)
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#define BOOST_DYN_LINK
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#endif
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//
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// And include the header that does the work:
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//
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#include <boost/config/auto_link.hpp>
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#endif // auto-linking disabled
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//! @endcond
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/// @def BOOST_NOWIDE_USE_WCHAR_OVERLOADS
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/// @brief Whether to use the wchar_t* overloads in fstream/filebuf
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/// Enabled on Windows and Cygwin as the latter may use wchar_t in filesystem::path
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#if defined(BOOST_WINDOWS) || defined(__CYGWIN__)
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#define BOOST_NOWIDE_USE_WCHAR_OVERLOADS 1
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#else
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#define BOOST_NOWIDE_USE_WCHAR_OVERLOADS 0
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#endif
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/// @def BOOST_NOWIDE_USE_FILEBUF_REPLACEMENT
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/// @brief Define to 1 to use internal class from filebuf.hpp
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///
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/// - On Non-Windows platforms: Define to 1 to use the same class from header <filebuf.hpp>
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/// that is used on Windows.
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/// - On Windows: No effect, always overwritten to 1
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///
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/// Affects boost::nowide::basic_filebuf,
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/// boost::nowide::basic_ofstream, boost::nowide::basic_ifstream, boost::nowide::basic_fstream
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#if defined(BOOST_WINDOWS) || BOOST_NOWIDE_USE_WCHAR_OVERLOADS
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#ifdef BOOST_NOWIDE_USE_FILEBUF_REPLACEMENT
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#undef BOOST_NOWIDE_USE_FILEBUF_REPLACEMENT
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#endif
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#define BOOST_NOWIDE_USE_FILEBUF_REPLACEMENT 1
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#elif !defined(BOOST_NOWIDE_USE_FILEBUF_REPLACEMENT)
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#define BOOST_NOWIDE_USE_FILEBUF_REPLACEMENT 0
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#endif
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//! @cond Doxygen_Suppress
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#if BOOST_VERSION < 106500 && defined(BOOST_GCC) && __GNUC__ >= 7
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#define BOOST_NOWIDE_FALLTHROUGH __attribute__((fallthrough))
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#else
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#define BOOST_NOWIDE_FALLTHROUGH BOOST_FALLTHROUGH
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#endif
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// The std::codecvt<char16/32_t, char, std::mbstate_t> are deprecated in C++20
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// These macros can suppress this warning
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#if defined(_MSC_VER)
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#define BOOST_NOWIDE_SUPPRESS_UTF_CODECVT_DEPRECATION_BEGIN __pragma(warning(push)) __pragma(warning(disable : 4996))
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#define BOOST_NOWIDE_SUPPRESS_UTF_CODECVT_DEPRECATION_END __pragma(warning(pop))
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#elif(__cplusplus >= 202002L) && defined(__clang__)
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#define BOOST_NOWIDE_SUPPRESS_UTF_CODECVT_DEPRECATION_BEGIN \
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_Pragma("clang diagnostic push") _Pragma("clang diagnostic ignored \"-Wdeprecated-declarations\"")
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#define BOOST_NOWIDE_SUPPRESS_UTF_CODECVT_DEPRECATION_END _Pragma("clang diagnostic pop")
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#elif(__cplusplus >= 202002L) && defined(__GNUC__)
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#define BOOST_NOWIDE_SUPPRESS_UTF_CODECVT_DEPRECATION_BEGIN \
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_Pragma("GCC diagnostic push") _Pragma("GCC diagnostic ignored \"-Wdeprecated-declarations\"")
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#define BOOST_NOWIDE_SUPPRESS_UTF_CODECVT_DEPRECATION_END _Pragma("GCC diagnostic pop")
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#else
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#define BOOST_NOWIDE_SUPPRESS_UTF_CODECVT_DEPRECATION_BEGIN
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#define BOOST_NOWIDE_SUPPRESS_UTF_CODECVT_DEPRECATION_END
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#endif
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//! @endcond
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namespace boost {
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///
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/// \brief This namespace includes implementations of the standard library functions and
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/// classes such that they accept UTF-8 strings on Windows.
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/// On other platforms (i.e. not on Windows) those functions and classes are just aliases
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/// of the corresponding ones from the std namespace or behave like them.
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///
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namespace nowide {}
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} // namespace boost
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#endif // boost/nowide/config.hpp
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