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Xavier Bestel wrote:
> On Sat, 2002-01-19 at 13:29, Alexander Viro wrote:
> >
> >
> > On 19 Jan 2002, Xavier Bestel wrote:
> >
> > > On Sat, 2002-01-19 at 13:16, Matthias Schniedermeyer wrote:
> > > > > > Well no. new_fd will refer to a completely new, empty file
> > > > > > which has no relation to the old file at all.
> > > > > >
> > > > > > There is no way to recreate a file with a nlink count of 0,
> > > > > > well that is until someone adds flink(fd, newpath) to the kernel.
> > > > > >
> > > > >
> > > > > This *might* work:
> > > > >
> > > > > link("/proc/self/fd/40", newpath);
> > > >
> > > > cat /proc/<id>/fd/<nr> > whatever
> > > > actually works.
> > >
> > > Once it's unliked ? I doubt it.
> >
> > Egads... It certainly works, unlinked or not. Please learn the basics of
> > Unix filesystem semantics.
>
> Indeed, it works, but it doesn't with a true symlink. What kind of a
> link is that /proc/<id>/fd/<nr> entry ? It's not a symlink even if it
> looks like one.
Highly correct!
Roger.
--
** R.E.Wolff@BitWizard.nl ** http://www.BitWizard.nl/ ** +31-15-2137555 **
*-- BitWizard writes Linux device drivers for any device you may have! --*
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* There are also old, bald pilots.
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