Method wait

extern/boost/boost/thread/pthread/condition_variable.hpp:64–94

    }

    inline void condition_variable::wait(unique_lock<mutex>& m)
    {
#if defined BOOST_THREAD_THROW_IF_PRECONDITION_NOT_SATISFIED
        if(! m.owns_lock())
        {
            boost::throw_exception(condition_error(-1, "boost::condition_variable::wait() failed precondition mutex not owned"));
        }
#endif
        int res=0;
        {
#if defined BOOST_THREAD_PROVIDES_INTERRUPTIONS
            thread_cv_detail::lock_on_exit<unique_lock<mutex> > guard;
            detail::interruption_checker check_for_interruption(&internal_mutex,&cond);
            pthread_mutex_t* the_mutex = &internal_mutex;
            guard.activate(m);
            res = posix::pthread_cond_wait(&cond,the_mutex);
            check_for_interruption.unlock_if_locked();
            guard.deactivate();
#else
            pthread_mutex_t* the_mutex = m.mutex()->native_handle();
            res = posix::pthread_cond_wait(&cond,the_mutex);
#endif
        }
#if defined BOOST_THREAD_PROVIDES_INTERRUPTIONS
        this_thread::interruption_point();
#endif
        if(res)
        {
            boost::throw_exception(condition_error(res, "boost::condition_variable::wait failed in pthread_cond_wait"));
        }
    }

    // When this function returns true:
    // * A notification (or sometimes a spurious OS signal) has been received