log/detail/id.hpp

0001 /*
0002  *          Copyright Andrey Semashev 2007 - 2015.
0003  * Distributed under the Boost Software License, Version 1.0.
0004  *    (See accompanying file LICENSE_1_0.txt or copy at
0005  *          http://www.boost.org/LICENSE_1_0.txt)
0006  */
0007 /*!
0008  * \file   id.hpp
0009  * \author Andrey Semashev
0010  * \date   08.01.2012
0011  *
0012  * \brief  This header is the Boost.Log library implementation, see the library documentation
0013  *         at http://www.boost.org/doc/libs/release/libs/log/doc/html/index.html.
0014  */
0015
0016 #ifndef BOOST_LOG_DETAIL_ID_HPP_INCLUDED_
0017 #define BOOST_LOG_DETAIL_ID_HPP_INCLUDED_
0018
0019 #include <boost/log/detail/config.hpp>
0020 #include <boost/log/detail/header.hpp>
0021
0022 #ifdef BOOST_HAS_PRAGMA_ONCE
0023 #pragma once
0024 #endif
0025
0026 namespace boost {
0027
0028 BOOST_LOG_OPEN_NAMESPACE
0029
0030 namespace aux {
0031
0032 //! Generic identifier class
0033 template< typename DescriptorT >
0034 class id
0035 {
0036 public:
0037     //! Native type of the process id
0038     typedef typename DescriptorT::native_type native_type;
0039
0040 private:
0041     native_type m_NativeID;
0042
0043 public:
0044     BOOST_CONSTEXPR id() BOOST_NOEXCEPT : m_NativeID(0) {}
0045
0046     explicit id(native_type native) BOOST_NOEXCEPT : m_NativeID(native) {}
0047
0048     native_type native_id() const BOOST_NOEXCEPT { return m_NativeID; }
0049
0050     bool operator== (id const& that) const BOOST_NOEXCEPT
0051     {
0052         return (m_NativeID == that.m_NativeID);
0053     }
0054     bool operator!= (id const& that) const BOOST_NOEXCEPT
0055     {
0056         return (m_NativeID != that.m_NativeID);
0057     }
0058     bool operator< (id const& that) const BOOST_NOEXCEPT
0059     {
0060         return (m_NativeID < that.m_NativeID);
0061     }
0062     bool operator> (id const& that) const BOOST_NOEXCEPT
0063     {
0064         return (m_NativeID > that.m_NativeID);
0065     }
0066     bool operator<= (id const& that) const BOOST_NOEXCEPT
0067     {
0068         return (m_NativeID <= that.m_NativeID);
0069     }
0070     bool operator>= (id const& that) const BOOST_NOEXCEPT
0071     {
0072         return (m_NativeID >= that.m_NativeID);
0073     }
0074 };
0075
0076 } // namespace aux
0077
0078 BOOST_LOG_CLOSE_NAMESPACE // namespace log
0079
0080 } // namespace boost
0081
0082 #include <boost/log/detail/footer.hpp>
0083
0084 #endif // BOOST_LOG_DETAIL_ID_HPP_INCLUDED_