From: "Randy Brukardt" <randy@rrsoftware.com>
Subject: Re: Termination of periodic tasks
Date: Tue, 17 Jun 2014 15:03:03 -0500
Date: 2014-06-17T15:03:03-05:00 [thread overview]
Message-ID: <lnq6tm$eok$1@loke.gir.dk> (raw)
In-Reply-To: lnpvb7$oat$3@dont-email.me
"Jeffrey Carter" <spam.jrcarter.not@spam.not.acm.org> wrote in message
news:lnpvb7$oat$3@dont-email.me...
> On 06/16/2014 11:57 PM, Natasha Kerensikova wrote:
>>
>> Now the master of Global_Entry is also the environment task. So
>> Global_Entry will not be finalized before the worker task terminates,
>> but by design the worker task will not terminate before Global_Entry is
>> finalized or Reset.
>>
>> So unless at some point Global_Entry.Reset is called, this package will
>> cause the program to never terminate.
>>
>> Is there a way to work around such a situation? Or should I just
>> document this as a caveat (among many others, as you can see at the
>> beginning of the spec)?
>
> AFAICT, there is no way for this situation to terminate without outside
> intervention.
That's certainly true for this code as written, but there is a way to write
the code so it will terminate. See my other message.
Note that you need both methods if you want to allow the objects to be
declared anywhere: finalization for objects in nested scopes, and the
Is_Callable trick for those declared at library-level.
Randy.
prev parent reply other threads:[~2014-06-17 20:03 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-15 10:10 Termination of periodic tasks Natasha Kerensikova
2014-06-15 12:11 ` Dmitry A. Kazakov
2014-06-15 15:23 ` J-P. Rosen
2014-06-16 13:54 ` Natasha Kerensikova
2014-06-17 20:14 ` Charles H. Sampson
2014-06-18 7:32 ` Dmitry A. Kazakov
2014-06-15 16:54 ` Jeffrey Carter
2014-06-16 14:02 ` Natasha Kerensikova
2014-06-16 15:08 ` Dmitry A. Kazakov
2014-06-16 17:08 ` Jeffrey Carter
2014-06-17 6:57 ` Natasha Kerensikova
2014-06-17 7:37 ` Dmitry A. Kazakov
2014-06-17 7:47 ` Natasha Kerensikova
2014-06-17 8:45 ` Dmitry A. Kazakov
2014-06-17 9:00 ` Natasha Kerensikova
2014-06-17 12:55 ` Dmitry A. Kazakov
2014-06-17 14:51 ` J-P. Rosen
2014-06-17 16:44 ` Dmitry A. Kazakov
2014-06-17 20:00 ` Randy Brukardt
2014-06-17 20:16 ` Jeffrey Carter
2014-06-17 21:30 ` Simon Wright
2014-06-17 12:02 ` Jacob Sparre Andersen
2014-06-17 19:32 ` Natasha Kerensikova
2014-06-17 17:53 ` Jeffrey Carter
2014-06-17 20:03 ` Randy Brukardt [this message]
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