Mailing-List: contact cygwin-help AT cygwin DOT com; run by ezmlm
List-Subscribe: <mailto:cygwin-subscribe AT cygwin DOT com>
List-Archive: <http://sourceware.org/ml/cygwin/>
List-Post: <mailto:cygwin AT cygwin DOT com>
List-Help: <mailto:cygwin-help AT cygwin DOT com>, <http://sourceware.org/ml/#faqs>
Sender: cygwin-owner AT cygwin DOT com
Mail-Followup-To: cygwin AT cygwin DOT com
Delivered-To: mailing list cygwin AT cygwin DOT com
X-Authentication-Warning: erasmus.inf.ed.ac.uk: ht set sender to ht AT inf DOT ed DOT ac DOT uk using -f
To: cygwin AT cygwin DOT com
Subject: Re: echo vs. ls race condition?
References: <NGBBLLIAMFLGJEOAJCCEGEACDLAA DOT garbage_collector AT telia DOT com>
From: ht AT inf DOT ed DOT ac DOT uk (Henry S. Thompson)
Date: Tue, 25 May 2004 09:57:12 +0100
In-Reply-To: <NGBBLLIAMFLGJEOAJCCEGEACDLAA.garbage_collector@telia.com> (Hannu E. K. Nevalainen's message of "Mon, 24 May 2004 22:27:02 +0200")
Message-ID: <f5blljgzxxz.fsf@erasmus.inf.ed.ac.uk>
User-Agent: Gnus/5.1006 (Gnus v5.10.6) XEmacs/21.4 (Security Through Obscurity, linux)
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii

"Hannu E K Nevalainen" <garbage_collector AT telia DOT com> writes:

>> From: Henry S. Thompson
>> Sent: Monday, May 24, 2004 6:32 PM
>
>> Fred Kulack <kulack AT we DOT bigblue DOT xxx> writes:
>>
>> >> Short summary:  a loop with echo and ls does not produce well-ordered
>> >> output
>> >

<snip/>

> FWIW; I can reproduce it. It seems to me that it is some kind of problem
> with bash's use of subshells in loops (synchronizing output). I have no
> knowledge of the internals here, so bear with me.

That sounds plausible, but I too am incompetent to delve much
deeper. . .  There's the old issue of process id re-use, perhaps?

Thanks for trying it, and simplifying.

ht
-- 
 Henry S. Thompson, HCRC Language Technology Group, University of Edinburgh
                     Half-time member of W3C Team
    2 Buccleuch Place, Edinburgh EH8 9LW, SCOTLAND -- (44) 131 650-4440
            Fax: (44) 131 650-4587, e-mail: ht AT inf DOT ed DOT ac DOT uk
                   URL: http://www.ltg.ed.ac.uk/~ht/
[mail really from me _always_ has this .sig -- mail without it is forged spam]

--
Unsubscribe info:      http://cygwin.com/ml/#unsubscribe-simple
Problem reports:       http://cygwin.com/problems.html
Documentation:         http://cygwin.com/docs.html
FAQ:                   http://cygwin.com/faq/