Date: Wed, 7 Apr 1999 18:59:45 -0700 (PDT) From: Alex Belits <abelits@phobos.illtel.denver.co.us> To: Simon Shapiro <shimon@simon-shapiro.org> Cc: Don Lewis <Don.Lewis@tsc.tdk.com>, freebsd-hackers@FreeBSD.ORG Subject: Re: wait4 - Proof I am stupid Message-ID: <Pine.LNX.4.02A.9904071859090.15455-100000@phobos.illtel.denver.co.us> In-Reply-To: <XFMail.990407214959.shimon@simon-shapiro.org>
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On Wed, 7 Apr 1999, Simon Shapiro wrote:
> In case you are right, how would you go about accomplishing what I want:
>
> I have a set of worker processes, which need to get certain signals.
> They are being managed by a monitor process which may need to get the
> same signals but react quite differently. Also, the monitor must wait
> for all the workers to exit, before doing some other work.
>
> I could make the shared memory channel more complex and signal
> completion that way, but this is uncertain and ugly (if a grandson dies
> without first telling grandpa ``I'm gone'' how is grandpa to know?
Use pipes and poll()/select() on them.
--
Alex
----------------------------------------------------------------------
Excellent.. now give users the option to cut your hair you hippie!
-- Anonymous Coward
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