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From:	"Gary R. Van Sickle" <g DOT r DOT vansickle AT worldnet DOT att DOT net>
To:	<cygwin AT cygwin DOT com>
Subject:	RE: Mutt 1.4-1 opens mbox read-only
Date:	Wed, 24 Jul 2002 22:29:55 -0500
Message-ID:	<NCBBIHCHBLCMLBLOBONKIEKEDCAA.g.r.vansickle@worldnet.att.net>
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> Jens,
>
> On Mon, Jul 22, 2002 at 10:20:49PM +0200, Jens Schuessler wrote:
> > I've compiled Mutt now with --enable-dotlock=NO
>
> IMO, the above is a bad idea because you are defeating one of the
> standard ways to lock a file to prevent corruption if there are multiple
> writers (e.g., mutt and procmail).
>
> While installing Cygwin exim yesterday, I *may* have stumbled onto your
> problem.  After changing the permissions of /var/spool/mail to meet the
> needs of exim, I started to get the read-only mbox problem myself.

What particular permissions were they?

>  I
> determined that if mutt cannot dotlock an mbox then it will open it
> read-only.  This can easily tested by using mutt_dotlock:
>
>     $ mutt_dotlock -t /var/spool/mail/jt
>     $ echo $?
>     5
>
> If you get a "5" (instead of "0"), then the permissions of
> /var/spool/mail are not correct.
>
> Please try running mutt_dotlock -t on your mbox.  Does it indicate
> incorrect permissions?

mutt_dotlock isn't built as a separate executable in my distro, but rather the
functionality is compiled directly in.  You have to configure with
"--enable-external-dotlock" to build it.

--
Gary R. Van Sickle
Brewer.  Patriot.



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