From: "REH" <spamjunk@stny.rr.com>
Subject: Re: Advice on abort
Date: 7 Nov 2005 09:09:53 -0800
Date: 2005-11-07T09:09:53-08:00 [thread overview]
Message-ID: <1131383393.903975.180350@g47g2000cwa.googlegroups.com> (raw)
In-Reply-To: <436f6ad8$0$196$edfadb0f@dread11.news.tele.dk>
Poul-Erik Andreasen wrote:
> REH wrote:
> > What are the best options when a task needs to be terminated, but
> > signaling the task may not be possible? We have tasks that sometimes
> > need to be terminated, but may potentially be blocked on a resource,
> > such as a socket. Currently we use OS-specific calls to terminate the
> > task, but I've never liked that. I've been thinking of using the abort
> > statement, but I don't think that's very graceful either. I also would
> > rather not complicate the code (or force polling behavior) by making
> > the sockets non-blocking. Any advice?
> >
> One poosibillty is too use asyncronius transfer of control. Somthing
> like this.
>
>
> select
> call.foo_entry -- this i is a guarded entry in a protected
> object or -- another task
> -- her can you have anything yuo may need to clean up after the abort
> then abort
> listen_to_socket this is the function wich may be blocked
> end select
>
> Thee foo_entry basicly dosen't need to do anything. an you have onother
> procedure or entry to open it.
>
>
> PEA.
I was once advised never to use ATC because it is very slow. Is this
true? It was in reference to GNAT.
next prev parent reply other threads:[~2005-11-07 17:09 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-11-04 15:25 Advice on abort REH
2005-11-04 17:15 ` Marc A. Criley
2005-11-04 18:21 ` Dmitry A. Kazakov
2005-11-04 18:35 ` REH
2005-11-05 18:33 ` Simon Wright
2005-11-05 21:23 ` REH
2005-11-06 11:17 ` Simon Wright
2005-11-06 13:58 ` REH
2005-11-06 20:08 ` Simon Wright
2005-11-06 20:41 ` REH
2005-11-07 14:55 ` Poul-Erik Andreasen
2005-11-07 17:09 ` REH [this message]
2005-11-07 18:03 ` Dmitry A. Kazakov
2005-11-08 14:54 ` Poul-Erik Andreasen
2005-11-08 16:14 ` Dmitry A. Kazakov
2005-11-08 16:42 ` Marc A. Criley
2005-11-08 16:59 ` Poul-Erik Andreasen
2005-11-08 20:05 ` Dmitry A. Kazakov
2005-11-09 14:12 ` Poul-Erik Andreasen
2005-11-09 17:14 ` Dmitry A. Kazakov
2005-11-08 16:32 ` Marc A. Criley
2005-11-08 14:35 ` Poul-Erik Andreasen
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