/*
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* Copyright Andrey Semashev 2007 - 2015.
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* Distributed under the Boost Software License, Version 1.0.
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* (See accompanying file LICENSE_1_0.txt or copy at
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* http://www.boost.org/LICENSE_1_0.txt)
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*/
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/*!
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* \file sink_init_helpers.hpp
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* \author Andrey Semashev
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* \date 14.03.2009
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*
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* \brief This header is the Boost.Log library implementation, see the library documentation
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* at http://www.boost.org/doc/libs/release/libs/log/doc/html/index.html.
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*/
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#ifndef BOOST_LOG_DETAIL_SINK_INIT_HELPERS_HPP_INCLUDED_
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#define BOOST_LOG_DETAIL_SINK_INIT_HELPERS_HPP_INCLUDED_
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#include <string>
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#include <boost/mpl/bool.hpp>
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#include <boost/parameter/binding.hpp>
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#include <boost/type_traits/is_void.hpp>
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#include <boost/type_traits/is_array.hpp>
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#include <boost/core/enable_if.hpp>
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#include <boost/utility/string_view_fwd.hpp>
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#include <boost/log/detail/config.hpp>
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#if !defined(BOOST_NO_CXX17_HDR_STRING_VIEW)
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#include <string_view>
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#endif
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#include <boost/log/core/core.hpp>
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#include <boost/log/expressions/filter.hpp>
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#include <boost/log/expressions/formatter.hpp>
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#include <boost/log/utility/setup/filter_parser.hpp>
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#include <boost/log/utility/setup/formatter_parser.hpp>
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#include <boost/log/keywords/filter.hpp>
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#include <boost/log/keywords/format.hpp>
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#include <boost/log/detail/is_character_type.hpp>
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#include <boost/log/detail/header.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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namespace boost {
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BOOST_LOG_OPEN_NAMESPACE
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namespace aux {
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// The function creates a filter functional object from the provided argument
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template< typename CharT >
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inline typename boost::enable_if_c<
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log::aux::is_character_type< CharT >::value,
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filter
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>::type acquire_filter(const CharT* filter)
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{
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return boost::log::parse_filter(filter);
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}
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template< typename CharT, typename TraitsT, typename AllocatorT >
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inline filter acquire_filter(std::basic_string< CharT, TraitsT, AllocatorT > const& filter)
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{
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return boost::log::parse_filter(filter);
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}
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#if !defined(BOOST_NO_CXX17_HDR_STRING_VIEW)
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template< typename CharT, typename TraitsT >
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inline filter acquire_filter(std::basic_string_view< CharT, TraitsT > const& filter)
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{
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const CharT* p = filter.data();
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return boost::log::parse_filter(p, p + filter.size());
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}
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#endif // !defined(BOOST_NO_CXX17_HDR_STRING_VIEW)
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template< typename CharT, typename TraitsT >
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inline filter acquire_filter(boost::basic_string_view< CharT, TraitsT > const& filter)
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{
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const CharT* p = filter.data();
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return boost::log::parse_filter(p, p + filter.size());
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}
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template< typename FilterT >
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inline typename boost::disable_if_c<
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boost::is_array< FilterT >::value,
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FilterT const&
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>::type acquire_filter(FilterT const& filter)
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{
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return filter;
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}
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// The function installs filter into the sink, if provided in the arguments pack
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template< typename SinkT, typename ArgsT >
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inline void setup_filter(SinkT&, ArgsT const&, mpl::true_)
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{
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}
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template< typename SinkT, typename ArgsT >
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inline void setup_filter(SinkT& s, ArgsT const& args, mpl::false_)
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{
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s.set_filter(aux::acquire_filter(args[keywords::filter]));
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}
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// The function creates a formatter functional object from the provided argument
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template< typename CharT >
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inline typename boost::enable_if_c<
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log::aux::is_character_type< CharT >::value,
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basic_formatter< CharT >
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>::type acquire_formatter(const CharT* formatter)
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{
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return boost::log::parse_formatter(formatter);
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}
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template< typename CharT, typename TraitsT, typename AllocatorT >
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inline basic_formatter< CharT > acquire_formatter(std::basic_string< CharT, TraitsT, AllocatorT > const& formatter)
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{
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return boost::log::parse_formatter(formatter);
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}
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#if !defined(BOOST_NO_CXX17_HDR_STRING_VIEW)
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template< typename CharT, typename TraitsT >
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inline basic_formatter< CharT > acquire_formatter(std::basic_string_view< CharT, TraitsT > const& formatter)
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{
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const CharT* p = formatter.data();
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return boost::log::parse_formatter(p, p + formatter.size());
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}
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#endif // !defined(BOOST_NO_CXX17_HDR_STRING_VIEW)
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template< typename CharT, typename TraitsT >
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inline basic_formatter< CharT > acquire_formatter(boost::basic_string_view< CharT, TraitsT > const& formatter)
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{
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const CharT* p = formatter.data();
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return boost::log::parse_formatter(p, p + formatter.size());
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}
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template< typename FormatterT >
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inline typename boost::disable_if_c<
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boost::is_array< FormatterT >::value,
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FormatterT const&
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>::type acquire_formatter(FormatterT const& formatter)
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{
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return formatter;
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}
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// The function installs filter into the sink, if provided in the arguments pack
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template< typename SinkT, typename ArgsT >
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inline void setup_formatter(SinkT&, ArgsT const&, mpl::true_)
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{
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}
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template< typename SinkT, typename ArgsT >
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inline void setup_formatter(SinkT& s, ArgsT const& args, mpl::false_)
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{
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s.set_formatter(aux::acquire_formatter(args[keywords::format]));
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}
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} // namespace aux
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BOOST_LOG_CLOSE_NAMESPACE // namespace log
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} // namespace boost
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#include <boost/log/detail/footer.hpp>
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#endif // BOOST_LOG_DETAIL_SINK_INIT_HELPERS_HPP_INCLUDED_
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