ceph/src/boost/libs/signals2/include/boost/signals2/mutex.hpp

   1 //
   2 //  boost/signals2/mutex.hpp - header-only mutex
   3 //
   4 //  Copyright (c) 2002, 2003 Peter Dimov and Multi Media Ltd.
   5 //  Copyright (c) 2008 Frank Mori Hess
   6 //
   7 // Distributed under the Boost Software License, Version 1.0. (See
   8 // accompanying file LICENSE_1_0.txt or copy at
   9 // http://www.boost.org/LICENSE_1_0.txt)
  10 //
  11 //  boost::signals2::mutex is a modification of
  12 //  boost::detail::lightweight_mutex to follow the newer Lockable
  13 //  concept of Boost.Thread.
  14 //
  15
  16 #ifndef BOOST_SIGNALS2_MUTEX_HPP
  17 #define BOOST_SIGNALS2_MUTEX_HPP
  18
  19 // MS compatible compilers support #pragma once
  20
  21 #if defined(_MSC_VER)
  22 # pragma once
  23 #endif
  24
  25 #include <boost/config.hpp>
  26
  27 #if !defined(BOOST_HAS_THREADS)
  28 # include <boost/signals2/detail/lwm_nop.hpp>
  29 #elif defined(BOOST_HAS_PTHREADS)
  30 #  include <boost/signals2/detail/lwm_pthreads.hpp>
  31 #elif defined(BOOST_HAS_WINTHREADS)
  32 #  include <boost/signals2/detail/lwm_win32_cs.hpp>
  33 #else
  34 // Use #define BOOST_DISABLE_THREADS to avoid the error
  35 #  error Unrecognized threading platform
  36 #endif
  37
  38 #endif // #ifndef BOOST_SIGNALS2_MUTEX_HPP