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Date: Thu, 20 Oct 2005 09:24:00 -0400
From: Christopher Faylor <cgf-no-personal-reply-please AT cygwin DOT com>
To: cygwin AT cygwin DOT com
Subject: Re: please test: coreutils-5.90-3
Message-ID: <20051020132400.GC26262@trixie.casa.cgf.cx>
Reply-To: cygwin AT cygwin DOT com
References: <Pine DOT OSF DOT 4 DOT 21 DOT 0510181859340 DOT 2152-101000 AT ax0rm1 DOT roma1 DOT infn DOT it> <loom DOT 20051019T160122-280 AT post DOT gmane DOT org> <20051019171128 DOT GR32583 AT calimero DOT vinschen DOT de> <43578ACD DOT 3020509 AT byu DOT net>
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On Thu, Oct 20, 2005 at 06:17:17AM -0600, Eric Blake wrote:
>-----BEGIN PGP SIGNED MESSAGE-----
>Hash: SHA1
>
>According to Corinna Vinschen on 10/19/2005 11:11 AM:
>>>utimes(dest,...);  // at this point, timestamp is correct
>>>fchmod(dest_desc,...);
>>>close(dest_desc);  // oops, timestamp changed
>> 
>> 
>> Apparently NT overwrites the mtime timestamp on close, as long as write
>> buffers are not written to disk at that time.  Chris had an idea how to
>> work around that in Cygwin so that it should work in most cases now.
>> Please try the latest snapshot from http://cygwin.com/snapshots/
>
>Slick trick of searching for an open write descriptor visiting the same
>file.  But it begs the question - why not go one step further and
>create/export futimes(), so that the application can inform cygwin which
>descriptor to use, bypassing the search?

Corinna, I think I win the bet, right?

cgf

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