| // |
| // spinlock_try_test.cpp |
| // |
| // Copyright 2008 Peter Dimov |
| // |
| // 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) |
| // |
| |
| #include <boost/smart_ptr/detail/spinlock.hpp> |
| #include <boost/detail/lightweight_test.hpp> |
| |
| // Sanity check only |
| |
| static boost::detail::spinlock sp = BOOST_DETAIL_SPINLOCK_INIT; |
| static boost::detail::spinlock sp2 = BOOST_DETAIL_SPINLOCK_INIT; |
| |
| int main() |
| { |
| BOOST_TEST( sp.try_lock() ); |
| BOOST_TEST( !sp.try_lock() ); |
| BOOST_TEST( sp2.try_lock() ); |
| BOOST_TEST( !sp.try_lock() ); |
| BOOST_TEST( !sp2.try_lock() ); |
| sp.unlock(); |
| sp2.unlock(); |
| |
| sp.lock(); |
| BOOST_TEST( !sp.try_lock() ); |
| sp2.lock(); |
| BOOST_TEST( !sp.try_lock() ); |
| BOOST_TEST( !sp2.try_lock() ); |
| sp.unlock(); |
| sp2.unlock(); |
| |
| { |
| boost::detail::spinlock::scoped_lock lock( sp ); |
| BOOST_TEST( !sp.try_lock() ); |
| boost::detail::spinlock::scoped_lock lock2( sp2 ); |
| BOOST_TEST( !sp.try_lock() ); |
| BOOST_TEST( !sp2.try_lock() ); |
| } |
| |
| return boost::report_errors(); |
| } |