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SubjectRe: Why side-effects on open(2) are evil. (was Re: [RFD w/info-PATCH]device arguments from lookup)
On Thursday 24 May 2001 23:26, Alexander Viro wrote:
> On Thu, 24 May 2001, Edgar Toernig wrote:
> > > What *won't* happen is, you won't get side effects from opening
> > > your serial ports (you'd have to open them without O_DIRECTORY
> > > to get that) so that seems like a little step forward.
> >
> > As already said: depending on O_DIRECTORY breaks POSIX compliance
> > and that alone should kill this idea...
> What really kills that idea is the fact that you can trick
> applications into opening your serial ports _without_ O_DIRECTORY.

Err, I thought we already had that problem, but worse: an ordinary
ls -l will do it. This way, we harmlessly list the device's properties


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