C++ (Cpp) condition_variable::wait_until Beispiele

Beispiel #1

Datei: condition_variable.cpp Projekt: viboes/hpx

 void wait_until_with_predicate()
 {
     boost::system_time const timeout=boost::get_system_time()+boost::posix_time::seconds(5);
     boost::unique_lock<hpx::lcos::local::spinlock> lock(mutex);
     if(cond_var.wait_until(lock,timeout,check_flag(flag)) && flag)
     {
         ++woken;
     }
 }

Beispiel #2

Datei: condition_variable.cpp Projekt: nidhimj22/hpx

    void wait_until_with_predicate()
    {
        boost::chrono::system_clock::time_point const timeout =
            boost::chrono::system_clock::now() + boost::chrono::milliseconds(5);

        boost::unique_lock<hpx::lcos::local::spinlock> lock(mutex);
        if(cond_var.wait_until(lock,timeout,check_flag(flag)) && flag)
        {
            ++woken;
        }
    }

Beispiel #3

Datei: condition_variable.cpp Projekt: viboes/hpx

    void wait_until_without_predicate()
    {
        boost::system_time const timeout=boost::get_system_time()+boost::posix_time::seconds(5);

        boost::unique_lock<hpx::lcos::local::spinlock> lock(mutex);
        while(!flag)
        {
            if(cond_var.wait_until(lock,timeout) == hpx::lcos::local::cv_status::timeout)
            {
                return;
            }
        }
        ++woken;
    }

Beispiel #4

Datei: condition_variable.cpp Projekt: nidhimj22/hpx

    void wait_until_without_predicate()
    {
        boost::chrono::system_clock::time_point const timeout =
            boost::chrono::system_clock::now() + boost::chrono::milliseconds(5);

        boost::unique_lock<hpx::lcos::local::spinlock> lock(mutex);
        while(!flag)
        {
            if(cond_var.wait_until(lock,timeout) == hpx::lcos::local::cv_status::timeout)
            {
                return;
            }
        }
        ++woken;
    }