Date: Sat, 22 Jan 2000 15:46:41 +0100 (CET) From: Oliver Fromme <olli@dorifer.heim3.tu-clausthal.de> To: freebsd-questions@FreeBSD.ORG, keramida@ceid.upatras.gr Subject: Re: Detecting when your parent process dies. Message-ID: <200001221446.PAA13630@dorifer.heim3.tu-clausthal.de> In-Reply-To: <868478$21of$1@atlantis.rz.tu-clausthal.de>
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Giorgos Keramidas <charon@hades.hell.gr> wrote in list.freebsd-questions:
> On Thu, Jan 20, 2000 at 08:45:16AM +1000, Colin Campbell wrote:
>>
>> What about "polling" using getppid(). If the parent dies, the PPID
>> will change (to 1?), will it not?
>
> Yes, if the parent catches SIGCHLD, I think that this is the rule. But
> it's still polling...
It doesn't matter if the parent catches SIGCHLD. When it dies,
the orphaned process is picked up by init (PID 1), no matter
what.
But you're right: it's still polling...
Regards
Oliver
--
Oliver Fromme, Leibnizstr. 18/61, 38678 Clausthal, Germany
(Info: finger userinfo:olli@dorifer.heim3.tu-clausthal.de)
"In jedem Stück Kohle wartet ein Diamant auf seine Geburt"
(Terry Pratchett)
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