bool pool_timer::start(util::steady_duration const& time_duration,
bool evaluate_)
{
std::unique_lock<mutex_type> l(mtx_);
if (is_terminated_)
return false;
if (!is_started_) {
if (first_start_) {
first_start_ = false;
util::unlock_guard<std::unique_lock<mutex_type> > ul(l);
if (pre_shutdown_)
{
register_pre_shutdown_function(
util::bind(&pool_timer::terminate,
this->shared_from_this()));
}
else
{
register_shutdown_function(
util::bind(&pool_timer::terminate,
this->shared_from_this()));
}
}
is_stopped_ = false;
is_started_ = true;
HPX_ASSERT(timer_ != nullptr);
timer_->expires_from_now(time_duration.value());
timer_->async_wait(util::bind(&pool_timer::timer_handler,
this->shared_from_this(), util::placeholders::_1));
return true;
}
return false;
}
void interval_timer::slow_down(util::steady_duration const& max_interval)
{
return timer_->slow_down(max_interval.value().count() / 1000);
}
void interval_timer::speed_up(util::steady_duration const& min_interval)
{
return timer_->speed_up(min_interval.value().count() / 1000);
}
interval_timer::interval_timer(util::function_nonser<bool()> const& f,
util::steady_duration const& rel_time,
char const* description, bool pre_shutdown)
: timer_(std::make_shared<detail::interval_timer>(
f, rel_time.value().count() / 1000, description, pre_shutdown))
{}