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/*
* Copyright Andrey Semashev 2007 - 2014.
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*/
/*!
* \file current_process_id.hpp
* \author Andrey Semashev
* \date 12.09.2009
*
* The header contains implementation of a current process id attribute
*/
#ifndef BOOST_LOG_ATTRIBUTES_CURRENT_PROCESS_ID_HPP_INCLUDED_
#define BOOST_LOG_ATTRIBUTES_CURRENT_PROCESS_ID_HPP_INCLUDED_
#include <boost/log/detail/config.hpp>
#include <boost/log/detail/process_id.hpp>
#include <boost/log/attributes/constant.hpp>
#include <boost/log/attributes/attribute_cast.hpp>
#include <boost/log/detail/header.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
namespace boost {
BOOST_LOG_OPEN_NAMESPACE
//! Process identifier type used by the library
typedef boost::log::aux::process::id process_id;
namespace attributes {
/*!
* \brief A class of an attribute that holds the current process identifier
*/
class current_process_id :
public constant< process_id >
{
typedef constant< process_id > base_type;
public:
/*!
* Constructor. Initializes the attribute with the current process identifier.
*/
current_process_id() : base_type(boost::log::aux::this_process::get_id()) {}
/*!
* Constructor for casting support
*/
explicit current_process_id(cast_source const& source) :
base_type(source)
{
}
};
} // namespace attributes
BOOST_LOG_CLOSE_NAMESPACE // namespace log
} // namespace boost
#include <boost/log/detail/footer.hpp>
#endif // BOOST_LOG_ATTRIBUTES_CURRENT_PROCESS_ID_HPP_INCLUDED_
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