make_unique_lock_adopt_lock_pass.cpp 813 B

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  1. // Copyright (C) 2012 Vicente J. Botet Escriba
  2. //
  3. // Distributed under the Boost Software License, Version 1.0. (See accompanying
  4. // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
  5. // <boost/thread/lock_factories.hpp>
  6. // template <class Mutex> class unique_lock;
  7. // unique_lock<Mutex> make_unique_lock(Mutex&, adopt_lock_t);
  8. #define BOOST_THREAD_VERSION 4
  9. #include <boost/thread/lock_factories.hpp>
  10. #include <boost/thread/mutex.hpp>
  11. #include <boost/detail/lightweight_test.hpp>
  12. int main()
  13. {
  14. boost::mutex m;
  15. m.lock();
  16. #if ! defined(BOOST_NO_CXX11_AUTO_DECLARATIONS)
  17. auto
  18. #else
  19. boost::unique_lock<boost::mutex>
  20. #endif
  21. lk = boost::make_unique_lock(m, boost::adopt_lock);
  22. BOOST_TEST(lk.mutex() == &m);
  23. BOOST_TEST(lk.owns_lock() == true);
  24. return boost::report_errors();
  25. }