| // Copyright (C) 2011 Vicente J. Botet Escriba |
| // |
| // Distributed under the Boost Software License, Version 1.0. (See accompanying |
| // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) |
| |
| // <boost/thread/strict_lock.hpp> |
| |
| // template <class Lockable> |
| // strict_lock<Lockable> make_strict_lock(Lockable &); |
| |
| #define BOOST_THREAD_VERSION 4 |
| |
| #include <boost/thread/lock_types.hpp> |
| #include <boost/thread/strict_lock.hpp> |
| #include <boost/thread/mutex.hpp> |
| #include <boost/thread/thread.hpp> |
| |
| #include <boost/detail/lightweight_test.hpp> |
| #include "../../../../timming.hpp" |
| |
| #ifdef BOOST_THREAD_USES_CHRONO |
| typedef boost::chrono::high_resolution_clock Clock; |
| typedef Clock::time_point time_point; |
| typedef Clock::duration duration; |
| typedef boost::chrono::milliseconds ms; |
| typedef boost::chrono::nanoseconds ns; |
| time_point t0; |
| time_point t1; |
| #endif |
| |
| boost::mutex m; |
| |
| #if ! defined(BOOST_NO_CXX11_AUTO_DECLARATIONS) && ! defined(BOOST_NO_CXX11_RVALUE_REFERENCES) && ! defined BOOST_THREAD_NO_MAKE_NESTED_STRICT_LOCK && defined BOOST_THREAD_USES_CHRONO |
| |
| const ms max_diff(BOOST_THREAD_TEST_TIME_MS); |
| |
| void f() |
| { |
| t0 = Clock::now(); |
| boost::unique_lock<boost::mutex> lg(m); |
| { |
| const auto&& nlg = boost::make_nested_strict_lock(lg); (void)nlg; |
| t1 = Clock::now(); |
| } |
| } |
| #endif |
| |
| int main() |
| { |
| |
| #if ! defined(BOOST_NO_CXX11_AUTO_DECLARATIONS) && ! defined(BOOST_NO_CXX11_RVALUE_REFERENCES) && ! defined BOOST_THREAD_NO_MAKE_NESTED_STRICT_LOCK && defined BOOST_THREAD_USES_CHRONO |
| { |
| m.lock(); |
| boost::thread t(f); |
| time_point t2 = Clock::now(); |
| boost::this_thread::sleep_for(ms(250)); |
| time_point t3 = Clock::now(); |
| m.unlock(); |
| t.join(); |
| |
| ns sleep_time = t3 - t2; |
| ns d_ns = t1 - t0 - sleep_time; |
| ms d_ms = boost::chrono::duration_cast<boost::chrono::milliseconds>(d_ns); |
| // BOOST_TEST_GE(d_ms.count(), 0); |
| BOOST_THREAD_TEST_IT(d_ms, max_diff); |
| BOOST_THREAD_TEST_IT(d_ns, ns(max_diff)); |
| } |
| #endif |
| return boost::report_errors(); |
| } |