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SubjectRe: incompatible open modes
Hi John,

The best place to ask is on the linux-kernel mailing list (CCed).

Good luck,

On Thu, Jul 31, 2003 at 12:09:14PM -0400, Ata, John wrote:
> Hi Zach,
> I don't know if you're the right contact... just wondered how I go about
> getting information as to the intent of the Linux kernel... the manpage on
> "open" states that if a file is opened "O_RDONLY|O_TRUNC", the O_TRUNC is
> either ignored or an error is returned. The 2.4 kernel appears to
> cheerfully truncate the file on open. I wondered which behavior is
> actually intended.
> Thanks for your time...
> Take care,
> ------
> John G. Ata
> DigitalNet, LLC
> XTS-400 Software Development
> Phone:(703) 563-8092
> If the file already exists and is a regular file and the
> open
> mode allows writing (i.e., is O_RDWR or O_WRONLY) it
> will be
> truncated to length 0. If the file is a FIFO or terminal
> device
> file, the O_TRUNC flag is ignored. Otherwise the
> effect of
> O_TRUNC is unspecified. (On many Linux versions it
> will be
> ignored; on other versions it will return an error.)

Zack Brown
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