| ////////////////////////////////////////////////////////////////////////////// |
| // |
| // (C) Copyright Ion Gaztanaga 2006. 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) |
| // |
| // See http://www.boost.org/libs/interprocess for documentation. |
| // |
| ////////////////////////////////////////////////////////////////////////////// |
| |
| #include<boost/interprocess/exceptions.hpp> |
| #include <boost/interprocess/detail/posix_time_types_wrk.hpp> |
| #include <boost/assert.hpp> |
| |
| namespace boost { |
| namespace interprocess { |
| |
| inline barrier::barrier(unsigned int count) |
| { |
| if (count == 0) |
| throw std::invalid_argument("count cannot be zero."); |
| detail::barrierattr_wrapper barrier_attr; |
| detail::barrier_initializer barrier |
| (m_barrier, barrier_attr, static_cast<int>(count)); |
| barrier.release(); |
| } |
| |
| inline barrier::~barrier() |
| { |
| int res = pthread_barrier_destroy(&m_barrier); |
| BOOST_ASSERT(res == 0);(void)res; |
| } |
| |
| inline bool barrier::wait() |
| { |
| int res = pthread_barrier_wait(&m_barrier); |
| |
| if (res != PTHREAD_BARRIER_SERIAL_THREAD && res != 0){ |
| throw interprocess_exception(res); |
| } |
| return res == PTHREAD_BARRIER_SERIAL_THREAD; |
| } |
| |
| } //namespace interprocess { |
| } //namespace boost { |