/*
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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 current_process_id.hpp
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* \author Andrey Semashev
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* \date 12.09.2009
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*
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* The header contains implementation of a current process id attribute
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*/
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#ifndef BOOST_LOG_ATTRIBUTES_CURRENT_PROCESS_ID_HPP_INCLUDED_
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#define BOOST_LOG_ATTRIBUTES_CURRENT_PROCESS_ID_HPP_INCLUDED_
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#include <boost/log/detail/config.hpp>
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#include <boost/log/detail/process_id.hpp>
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#include <boost/log/attributes/constant.hpp>
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#include <boost/log/attributes/attribute_cast.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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//! Process identifier type used by the library
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typedef boost::log::aux::process::id process_id;
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namespace attributes {
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/*!
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* \brief A class of an attribute that holds the current process identifier
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*/
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class current_process_id :
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public constant< process_id >
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{
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typedef constant< process_id > base_type;
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public:
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/*!
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* Constructor. Initializes the attribute with the current process identifier.
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*/
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current_process_id() : base_type(boost::log::aux::this_process::get_id()) {}
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/*!
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* Constructor for casting support
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*/
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explicit current_process_id(cast_source const& source) :
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base_type(source)
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{
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}
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};
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} // namespace attributes
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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_ATTRIBUTES_CURRENT_PROCESS_ID_HPP_INCLUDED_
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