From: Florian Weimer <fw@deneb.enyo.de>
Date: Sat, 28 Oct 2006 13:30:27 GMT
Subject: Re: lockfiles & fork()
Message-ID: <87fyd8ftzg.fsf@mid.deneb.enyo.de>
In-Reply-To: <Pine.LNX.4.63.0610280319250.26682@wbgn013.biozentrum.uni-wuerzburg.de>

* Johannes Schindelin:

> when you setup a lockfile, and then fork(), you could easily end up with 
> atexit() kicking in to remove the lockfile, before the main process has a 
> chance to commit. (Yes, I need to hold the lock long before the fork()).
>
> Any ideas how to solve the problem?

I think you should call _exit in the child instead of exit.