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Date: Thu, 1 Apr 2004 10:36:29 +0200
From: Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To: cygwin AT cygwin DOT com
Subject: Re: 64-bit file operations (lseek64() etc) misbehaving
Message-ID: <20040401083629.GB28999@cygbert.vinschen.de>
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On Mar 31 17:36, Igor Pechtchanski wrote:
> Mike,
> 
> Please make sure your mailer respects the Reply-To: header.  Thanks.
> 
> Frankly, I don't see any reason why open() *wouldn't* succeed on
> \\.\PhysicalDrive0...  All it'll do is recognize a Win32 pathname (because
> of the '\'), and pass it along to Windows.  OTOH, Cygwin will not see this
> name as special -- from Cygwin's point of view it's just another file.  So
> any operations invoked on it (including "open") will be regular Windows
> file calls, not special ones (e.g., NtOpenFile with the right attributes,
> as done in fhandler_dev_raw::open).  This might be the reason for your
> initial problem.
> 	Igor

Perfect explanation, Igor!

Corinna

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Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Developer                                mailto:cygwin AT cygwin DOT com
Red Hat, Inc.

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