ceph/src/boost/libs/signals2/include/boost/signals2/detail/unique_lock.hpp

   1 /*
   2   Provides a basic subset of boost::unique_lock functionality.  Provided only because
   3   including boost/thread/locks.hpp requires linking to thread library
   4 */
   5 // Copyright Frank Mori Hess 2008.
   6 // Distributed under the Boost Software License, Version
   7 // 1.0. (See accompanying file LICENSE_1_0.txt or copy at
   8 // http://www.boost.org/LICENSE_1_0.txt)
   9
  10 // See http://www.boost.org/libs/signals2 for library home page.
  11
  12 #ifndef BOOST_SIGNALS2_UNIQUE_LOCK_HPP
  13 #define BOOST_SIGNALS2_UNIQUE_LOCK_HPP
  14
  15 #include <boost/noncopyable.hpp>
  16
  17 namespace boost
  18 {
  19   namespace signals2
  20   {
  21     namespace detail
  22     {
  23       template<typename Mutex>
  24       class unique_lock: public noncopyable
  25       {
  26       public:
  27         unique_lock(Mutex &m): _mutex(m)
  28         {
  29           _mutex.lock();
  30         }
  31         ~unique_lock()
  32         {
  33           _mutex.unlock();
  34         }
  35       private:
  36         Mutex &_mutex;
  37       };
  38     } // namespace detail
  39   } // namespace signals2
  40 } // namespace boost
  41
  42 #endif  // BOOST_SIGNALS2_UNIQUE_LOCK_HPP