ceph/src/boost/libs/log/include/boost/log/detail/cleanup_scope_guard.hpp

   1 /*
   2  *          Copyright Andrey Semashev 2007 - 2015.
   3  * Distributed under the Boost Software License, Version 1.0.
   4  *    (See accompanying file LICENSE_1_0.txt or copy at
   5  *          http://www.boost.org/LICENSE_1_0.txt)
   6  */
   7 /*!
   8  * \file   cleanup_scope_guard.hpp
   9  * \author Andrey Semashev
  10  * \date   11.03.2008
  11  *
  12  * \brief  This header is the Boost.Log library implementation, see the library documentation
  13  *         at http://www.boost.org/doc/libs/release/libs/log/doc/html/index.html.
  14  */
  15
  16 #ifndef BOOST_LOG_DETAIL_CLEANUP_SCOPE_GUARD_HPP_INCLUDED_
  17 #define BOOST_LOG_DETAIL_CLEANUP_SCOPE_GUARD_HPP_INCLUDED_
  18
  19 #include <boost/log/detail/config.hpp>
  20 #include <boost/log/detail/header.hpp>
  21
  22 #ifdef BOOST_HAS_PRAGMA_ONCE
  23 #pragma once
  24 #endif
  25
  26 namespace boost {
  27
  28 BOOST_LOG_OPEN_NAMESPACE
  29
  30 namespace aux {
  31
  32 //! Cleanup scope guard
  33 template< typename T >
  34 struct cleanup_guard
  35 {
  36     explicit cleanup_guard(T& obj) : m_Obj(obj) {}
  37     ~cleanup_guard() { m_Obj.clear(); }
  38
  39     // Copying prohibited
  40     BOOST_DELETED_FUNCTION(cleanup_guard(cleanup_guard const&))
  41     BOOST_DELETED_FUNCTION(cleanup_guard& operator= (cleanup_guard const&))
  42
  43 private:
  44     T& m_Obj;
  45 };
  46
  47 } // namespace aux
  48
  49 BOOST_LOG_CLOSE_NAMESPACE // namespace log
  50
  51 } // namespace boost
  52
  53 #include <boost/log/detail/footer.hpp>
  54
  55 #endif // BOOST_LOG_DETAIL_CLEANUP_SCOPE_GUARD_HPP_INCLUDED_