From: Jeremy Henty <jeremy@...>
Date: 2002-12-16T17:40:49+09:00
Subject: Re: Ruby BUG when using PStore and fork

In article <87y96sy1u8.fsf@squeaker.lickey.com>, Matt Armstrong wrote:
> Jeremy Henty <jeremy@chaos.org.uk> writes:
> 
>> In article <873cp128ap.fsf@squeaker.lickey.com>, Matt Armstrong wrote:
>>> 
>>>     system("thecommand &")
>>
>> This doesn't solve the problem, which was that the child process
>> inherits a lock on the pstore archive.
> 
> You are right.  Question is, should system() pass on any file
> descriptors beyond stdin/stdout/stderr to the child process?

???  Is this relevant?  The problem is the child inheriting locks, not
file descriptors.  They are not the same.  (At least, I thought they
weren't.)

> Forking child processes within a PStore transaction is probably just
> bad practice.

I agree!  In fact I have learned that forking when in the middle of
doing anything is perilous!

Jeremy Henty