Chris@16: /*
Chris@101:  *          Copyright Andrey Semashev 2007 - 2015.
Chris@16:  * Distributed under the Boost Software License, Version 1.0.
Chris@16:  *    (See accompanying file LICENSE_1_0.txt or copy at
Chris@16:  *          http://www.boost.org/LICENSE_1_0.txt)
Chris@16:  */
Chris@16: /*!
Chris@16:  * \file   sink_init_helpers.hpp
Chris@16:  * \author Andrey Semashev
Chris@16:  * \date   14.03.2009
Chris@16:  *
Chris@16:  * \brief  This header is the Boost.Log library implementation, see the library documentation
Chris@16:  *         at http://www.boost.org/doc/libs/release/libs/log/doc/html/index.html.
Chris@16:  */
Chris@16: 
Chris@16: #ifndef BOOST_LOG_DETAIL_SINK_INIT_HELPERS_HPP_INCLUDED_
Chris@16: #define BOOST_LOG_DETAIL_SINK_INIT_HELPERS_HPP_INCLUDED_
Chris@16: 
Chris@16: #include <string>
Chris@16: #include <boost/mpl/bool.hpp>
Chris@16: #include <boost/parameter/binding.hpp>
Chris@16: #include <boost/type_traits/is_void.hpp>
Chris@16: #include <boost/utility/enable_if.hpp>
Chris@16: #include <boost/phoenix/core/is_actor.hpp>
Chris@16: #include <boost/log/detail/config.hpp>
Chris@16: #include <boost/log/core/core.hpp>
Chris@16: #include <boost/log/expressions/filter.hpp>
Chris@16: #include <boost/log/expressions/formatter.hpp>
Chris@16: #include <boost/log/utility/setup/filter_parser.hpp>
Chris@16: #include <boost/log/utility/setup/formatter_parser.hpp>
Chris@16: #include <boost/log/keywords/filter.hpp>
Chris@16: #include <boost/log/keywords/format.hpp>
Chris@16: #include <boost/log/detail/header.hpp>
Chris@16: 
Chris@16: #ifdef BOOST_HAS_PRAGMA_ONCE
Chris@16: #pragma once
Chris@16: #endif
Chris@16: 
Chris@16: namespace boost {
Chris@16: 
Chris@16: BOOST_LOG_OPEN_NAMESPACE
Chris@16: 
Chris@16: namespace aux {
Chris@16: 
Chris@16: // The function creates a filter functional object from the provided argument
Chris@16: template< typename CharT >
Chris@16: inline filter acquire_filter(const CharT* filter)
Chris@16: {
Chris@16:     return boost::log::parse_filter(filter);
Chris@16: }
Chris@16: template< typename CharT, typename TraitsT, typename AllocatorT >
Chris@16: inline filter acquire_filter(std::basic_string< CharT, TraitsT, AllocatorT > const& filter)
Chris@16: {
Chris@16:     return boost::log::parse_filter(filter);
Chris@16: }
Chris@16: template< typename FilterT >
Chris@16: inline typename enable_if<
Chris@16:     phoenix::is_actor< FilterT >,
Chris@16:     FilterT const&
Chris@16: >::type acquire_filter(FilterT const& filter)
Chris@16: {
Chris@16:     return filter;
Chris@16: }
Chris@16: 
Chris@16: // The function installs filter into the sink, if provided in the arguments pack
Chris@16: template< typename SinkT, typename ArgsT >
Chris@16: inline void setup_filter(SinkT&, ArgsT const&, mpl::true_)
Chris@16: {
Chris@16: }
Chris@16: 
Chris@16: template< typename SinkT, typename ArgsT >
Chris@16: inline void setup_filter(SinkT& s, ArgsT const& args, mpl::false_)
Chris@16: {
Chris@16:     s.set_filter(aux::acquire_filter(args[keywords::filter]));
Chris@16: }
Chris@16: 
Chris@16: 
Chris@16: // The function creates a filter functional object from the provided argument
Chris@16: template< typename CharT >
Chris@16: inline basic_formatter< CharT > acquire_formatter(const CharT* formatter)
Chris@16: {
Chris@16:     return boost::log::parse_formatter(formatter);
Chris@16: }
Chris@16: template< typename CharT, typename TraitsT, typename AllocatorT >
Chris@16: inline basic_formatter< CharT > acquire_formatter(std::basic_string< CharT, TraitsT, AllocatorT > const& formatter)
Chris@16: {
Chris@16:     return boost::log::parse_formatter(formatter);
Chris@16: }
Chris@16: template< typename FormatterT >
Chris@16: inline typename enable_if<
Chris@16:     phoenix::is_actor< FormatterT >,
Chris@16:     FormatterT const&
Chris@16: >::type acquire_formatter(FormatterT const& formatter)
Chris@16: {
Chris@16:     return formatter;
Chris@16: }
Chris@16: 
Chris@16: // The function installs filter into the sink, if provided in the arguments pack
Chris@16: template< typename SinkT, typename ArgsT >
Chris@16: inline void setup_formatter(SinkT&, ArgsT const&, mpl::true_)
Chris@16: {
Chris@16: }
Chris@16: 
Chris@16: template< typename SinkT, typename ArgsT >
Chris@16: inline void setup_formatter(SinkT& s, ArgsT const& args, mpl::false_)
Chris@16: {
Chris@16:     s.set_formatter(aux::acquire_formatter(args[keywords::format]));
Chris@16: }
Chris@16: 
Chris@16: } // namespace aux
Chris@16: 
Chris@16: BOOST_LOG_CLOSE_NAMESPACE // namespace log
Chris@16: 
Chris@16: } // namespace boost
Chris@16: 
Chris@16: #include <boost/log/detail/footer.hpp>
Chris@16: 
Chris@16: #endif // BOOST_LOG_DETAIL_SINK_INIT_HELPERS_HPP_INCLUDED_