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Re: bin/54467: new tar overwrites symlinks to directories
On Sat, Aug 17, 2019 at 08:30:02PM +0000, Martin Husemann wrote:
> On Sat, Aug 17, 2019 at 07:50:02PM +0000, Joerg Sonnenberger wrote:
> > On Thu, Aug 15, 2019 at 04:25:00PM +0000, martin%NetBSD.org@localhost wrote:
> > > The new tar(1) is overeager in restoring directories if those already exist
> > > as a symlink to another directory.
> > That's how it should behave. Seems like a bug in pax-as-tar if nothing
> > else.
> It should be overridable by some option, at least.
It can be, -P covers it. I strongly believe that sysinst should not be
setting it though.
> > > This kills updates on machines that have /usr as a symlink to someplace else
> > > with our base.tgz containing
> > >
> > > drwxr-xr-x 0 root wheel 0 Jul 14 16:36 ./usr
> > This sounds like it is asking for trouble to me. Why would you ever want
> > to make /usr a symlink?!
> Why not?
Because it messes up physical vs logical path. Even a null mount would
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