From: Klaus Wacker <wacker@physik.uni-dortmund.de>
To: ZSH User List <zsh-users@sunsite.dk>
Subject: Re: Maildir empty?
Date: Mon, 12 Jul 2004 14:41:44 +0200 [thread overview]
Message-ID: <20040712124144.GO2860@born.physik.uni-dortmund.de> (raw)
In-Reply-To: <690.1089625465@trentino.logica.co.uk>
On Mon, Jul 12, 2004 at 11:44:25AM +0200, Oliver Kiddle wrote:
> Klaus Wacker wrote:
> > Dear zsh, is there a zsh-internal way to find out whether a maildir is
> > empty? Or more generally, whether a directory tree contains no
> > files? The following test ($i is the pathname of the maildir):
> >
> > if [[ $(echo $i/*/* | wc -w) -eq 0 ]]
>
> Does this do what you want:
> if [ -z $i/*/*([1]) ]
>
> You need to use the single brackets so that the $i/*/* is treated as a
> filename expansion. The ([1]) part makes sure that only one file is
> expanded.
>
Thank you, that works.
> Are you sure you didn't mean $i/**/*
> You need to use **/ to search a whole directory tree.
>
For the general case I would probably need something like
`$i/**/*(.)'. However, for maildirs, `$i/*/*' is what I need. Each
maildir contains exactly three subdirectories named tmp, new and cur,
and they contain the mail files, one per message.
--
Klaus Wacker wacker@Physik.Uni-Dortmund.DE
Experimentelle Physik V http://www.physik.uni-dortmund.de/~wacker
Universitaet Dortmund Tel.: +49 231 755 3587
D-44221 Dortmund Fax: +49 231 755 4547
next prev parent reply other threads:[~2004-07-12 12:43 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-07-12 7:37 Klaus Wacker
2004-07-12 9:43 ` DervishD
2004-07-12 9:44 ` Oliver Kiddle
2004-07-12 12:41 ` Klaus Wacker [this message]
2004-07-12 13:22 ` DervishD
2004-07-12 14:09 ` Klaus Wacker
2004-07-12 14:33 ` DervishD
2004-07-12 18:04 ` Peter Whaite
2004-07-13 18:28 ` Dan Nelson
2004-07-12 10:00 ` Peter Stephenson
2004-07-12 14:17 ` Klaus Wacker
2004-07-12 14:44 ` Peter Stephenson
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