82 lines
2.0 KiB
C++
82 lines
2.0 KiB
C++
/*
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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 time_traits.hpp
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* \author Andrey Semashev
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* \date 01.12.2007
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*
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* The header contains implementation of time traits that are used in various parts of the
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* library to acquire current time.
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*/
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#ifndef BOOST_LOG_ATTRIBUTES_TIME_TRAITS_HPP_INCLUDED_
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#define BOOST_LOG_ATTRIBUTES_TIME_TRAITS_HPP_INCLUDED_
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#include <boost/date_time/posix_time/posix_time_types.hpp>
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#include <boost/log/detail/config.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 attributes {
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//! Base class for time traits involving Boost.DateTime.
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struct basic_time_traits
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{
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//! Time type
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typedef posix_time::ptime time_type;
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//! Current time source
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#if defined(BOOST_DATE_TIME_HAS_HIGH_PRECISION_CLOCK)
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typedef posix_time::microsec_clock clock_source;
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#else
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typedef posix_time::second_clock clock_source;
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#endif // defined(BOOST_DATE_TIME_HAS_HIGH_PRECISION_CLOCK)
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};
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//! Time traits that describes UTC time acquirement via Boost.DateTime facilities
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struct utc_time_traits :
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public basic_time_traits
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{
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/*!
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* \return Current time stamp
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*/
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static time_type get_clock()
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{
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return clock_source::universal_time();
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}
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};
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//! Time traits that describes local time acquirement via Boost.DateTime facilities
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struct local_time_traits :
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public basic_time_traits
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{
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/*!
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* \return Current time stamp
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*/
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static time_type get_clock()
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{
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return clock_source::local_time();
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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_TIME_TRAITS_HPP_INCLUDED_
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