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Re: AIX and Interix also do early PID recycling.


From: Greg Wooledge
Subject: Re: AIX and Interix also do early PID recycling.
Date: Wed, 25 Jul 2012 08:14:59 -0400
User-agent: Mutt/1.4.2.3i

On Wed, Jul 25, 2012 at 09:59:28AM +0200, Michael Haubenwallner wrote:
> OTOH, AFAICT, as long as a PID isn't waitpid()ed for, it isn't reused by 
> fork().
> However, I'm unable to find that in the POSIX spec.

A process that hasn't been waited for should become a zombie, which
should be sufficient to prevent its PID being reused.  Are you saying
that AIX and Interix don't have zombies?



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