Re: [Boost-users] [asio] when deadline_timer::cancel() returns

From: Yuval Ronen (ronen_yuval_at_[hidden])
Date: 2007-07-29 11:40:13

Yuval Ronen wrote:
> The Asio docs for deadline_timer::cancel say that "This function forces 
> the completion of any pending asynchronous wait operations against the 
> timer". Let's say I have a thread executing io_service::run, and is now 
> invoking a completion handler of a deadline_timer. While this completion 
> handler is underway, a second thread is calling cancel() on that 
> deadline_timer. Is the cancel() call supposed to block until the 
> completion handler is finished? To my best understanding, both according 
> to the docs, and according to what seems to be logical to me, the answer 
> is "yes, it should block". However, it doesn't. Is it a bug, or by design?
> 
> Yuval

Just noticed there's an asio mailing list. Moving there.