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To: Eduardo PXrez <100018135@alumnos.uc3m.es>
Cc: Marius Gedminas <mgedmin@centras.lt>, linux-kernel@vger.kernel.org
Subject: Re: fork() wait semantics
References: <20021015115517.GA2514@atrey.karlin.mff.cuni.cz>
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From: ebiederm@xmission.com (Eric W. Biederman)
Date: 16 Oct 2002 02:38:29 -0600
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Eduardo PXrez <100018135@alumnos.uc3m.es> writes:

> On 2002-10-15 20:07:43 +0200, Marius Gedminas wrote:
> > On Tue, Oct 15, 2002 at 04:58:44PM +0000, Eduardo P?rez wrote:
> > > As an example consider bash. In case of fork() error the program
> > > isn't even run thus causing a fatal error. If fork() waited for
> > > resources to be available there wouldn't be any problem.
> > 
> > No, thank you.  This happened to me more than once (runaway fetchmail
> > plugins).  An error message about a failing fork() indicates
> > immediately that I have too many processes, and I can kill them
> > (thankfully kill is a bash builtin).  If bash just waited silently I
> > wouldn't know what to think.
> 
> But you are talking about buggy software.
> If you software has bugs don't expect it to work properly.
> 
> These fork() semantics are for non-buggy software.

Well that clinches it since there is no non-buggy software we
definitely don't want that behavior.

Eric
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