/// Stop all io_service objects, default with gracefully mode.
void stop(bool force = false)
{
if (work_.empty())
return;
{
// Lock for synchronize access to data.
scoped_lock_t lock(mutex_);
// Allow all operations and handlers to be finished normally,
// the work object may be explicitly destroyed.
for (size_t i = work_.size(); i > 0 ; --i)
work_[i - 1].reset();
work_.clear();
}
// If in force mode, maybe some handlers cannot be dispatched.
if (force)
force_stop();
// If in block mode, wait for all threads in the pool to exit.
if (!blocked_)
wait();
}
folder_watcher::~folder_watcher()
{
force_stop();
}
