boost/smart_ptr/detail/lightweight_mutex.hpp

   1 #ifndef BOOST_SMART_PTR_DETAIL_LIGHTWEIGHT_MUTEX_HPP_INCLUDED
   2 #define BOOST_SMART_PTR_DETAIL_LIGHTWEIGHT_MUTEX_HPP_INCLUDED
   3
   4 // MS compatible compilers support #pragma once
   5
   6 #if defined(_MSC_VER) && (_MSC_VER >= 1020)
   7 # pragma once
   8 #endif
   9
  10 //
  11 //  boost/detail/lightweight_mutex.hpp - lightweight mutex
  12 //
  13 //  Copyright (c) 2002, 2003 Peter Dimov and Multi Media Ltd.
  14 //
  15 // Distributed under the Boost Software License, Version 1.0. (See
  16 // accompanying file LICENSE_1_0.txt or copy at
  17 // http://www.boost.org/LICENSE_1_0.txt)
  18 //
  19 //  typedef <unspecified> boost::detail::lightweight_mutex;
  20 //
  21 //  boost::detail::lightweight_mutex is a header-only implementation of
  22 //  a subset of the Mutex concept requirements:
  23 //
  24 //  http://www.boost.org/doc/html/threads/concepts.html#threads.concepts.Mutex
  25 //
  26 //  It maps to a CRITICAL_SECTION on Windows or a pthread_mutex on POSIX.
  27 //
  28
  29 #include <boost/config.hpp>
  30
  31 #if !defined(BOOST_HAS_THREADS)
  32 #  include <boost/smart_ptr/detail/lwm_nop.hpp>
  33 #elif defined(BOOST_HAS_PTHREADS)
  34 #  include <boost/smart_ptr/detail/lwm_pthreads.hpp>
  35 #elif defined(BOOST_HAS_WINTHREADS) || defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || defined(__CYGWIN__)
  36 #  include <boost/smart_ptr/detail/lwm_win32_cs.hpp>
  37 #else
  38 // Use #define BOOST_DISABLE_THREADS to avoid the error
  39 #  error Unrecognized threading platform
  40 #endif
  41
  42 #endif // #ifndef BOOST_SMART_PTR_DETAIL_LIGHTWEIGHT_MUTEX_HPP_INCLUDED