Chris@16: //////////////////////////////////////////////////////////////////////////////
Chris@16: //
Chris@16: // (C) Copyright Ion Gaztanaga 2005-2012. Distributed under the Boost
Chris@16: // Software License, Version 1.0. (See accompanying file
Chris@16: // LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
Chris@16: //
Chris@16: // See http://www.boost.org/libs/interprocess for documentation.
Chris@16: //
Chris@16: //////////////////////////////////////////////////////////////////////////////
Chris@16: 
Chris@16: #ifndef BOOST_INTERPROCESS_LOCK_OPTIONS_HPP
Chris@16: #define BOOST_INTERPROCESS_LOCK_OPTIONS_HPP
Chris@16: 
Chris@101: #ifndef BOOST_CONFIG_HPP
Chris@101: #  include <boost/config.hpp>
Chris@101: #endif
Chris@101: #
Chris@101: #if defined(BOOST_HAS_PRAGMA_ONCE)
Chris@16: #  pragma once
Chris@16: #endif
Chris@16: 
Chris@16: #include <boost/interprocess/detail/config_begin.hpp>
Chris@16: #include <boost/interprocess/detail/workaround.hpp>
Chris@16: 
Chris@16: //!\file
Chris@16: //!Describes the lock options with associated with interprocess_mutex lock constructors.
Chris@16: 
Chris@16: namespace boost {
Chris@16: 
Chris@101: #if !defined(BOOST_INTERPROCESS_DOXYGEN_INVOKED)
Chris@101: 
Chris@16: namespace posix_time
Chris@16: {  class ptime;   }
Chris@16: 
Chris@101: #endif   //#if !defined(BOOST_INTERPROCESS_DOXYGEN_INVOKED)
Chris@101: 
Chris@16: namespace interprocess {
Chris@16: 
Chris@16: //!Type to indicate to a mutex lock constructor that must not lock the mutex.
Chris@16: struct defer_lock_type{};
Chris@16: //!Type to indicate to a mutex lock constructor that must try to lock the mutex.
Chris@16: struct try_to_lock_type {};
Chris@16: //!Type to indicate to a mutex lock constructor that the mutex is already locked.
Chris@16: struct accept_ownership_type{};
Chris@16: 
Chris@16: //!An object indicating that the locking
Chris@16: //!must be deferred.
Chris@16: static const defer_lock_type      defer_lock      = defer_lock_type();
Chris@16: 
Chris@16: //!An object indicating that a try_lock()
Chris@16: //!operation must be executed.
Chris@16: static const try_to_lock_type     try_to_lock    = try_to_lock_type();
Chris@16: 
Chris@16: //!An object indicating that the ownership of lockable
Chris@16: //!object must be accepted by the new owner.
Chris@16: static const accept_ownership_type  accept_ownership = accept_ownership_type();
Chris@16: 
Chris@16: } // namespace interprocess {
Chris@16: } // namespace boost{
Chris@16: 
Chris@16: #include <boost/interprocess/detail/config_end.hpp>
Chris@16: 
Chris@16: #endif // BOOST_INTERPROCESS_LOCK_OPTIONS_HPP