On Wed, Aug 16, 2006 at 01:35:22PM -0500, Brooks Davis wrote:
> On Wed, Aug 16, 2006 at 08:14:08PM +0200, G?bor K?vesd?n wrote:
> > Kris Kennaway wrote:
> > >On Wed, Aug 16, 2006 at 07:55:20PM +0200, G?bor K?vesd?n wrote:
> > >
> > >>Kris Kennaway wrote:
> > >>
> > >>>On Tue, Aug 15, 2006 at 12:37:50PM -0600, John E Hein wrote:
> > >>>
> > >>>
> > >>>
> > >>>>The hard part is to get ports writers to think the right way about
> > >>>>DESTDIR after ignoring it for so many years. And once you decide to
> > >>>>go about fixing it, there's no way around that problem.
> > >>>>
> > >>>>
> > >>>My preferred solution involves a couple of shell commands, along the
> > >>>lines of the following:
> > >>>
> > >>>mount_nullfs ${PORTSDIR} ${DESTDIR}${PORTSDIR}
> > >>>mount_nullfs ${WRKDIR} ${DESTDIR}${WRKDIR}
> > >>>mount_devfs foo ${DESTDIR}/dev
> > >>>chroot ${DESTDIR} cd ${.CURDIR} && make install
> > >>>
> > >>>A suitable version of the above should allow all ports to be installed
> > >>>into a jail-ready filesystem hierarchy, while requiring 0 port
> > >>>changes.
> > >>>
> > >>>Kris
> > >>>
> > >>>
> > >>This makes sense, but I did not succeed to use mount_nullfs on an
> > >>5.3-RELEASE/amd64 machine, while the same worked well on my 6.1/i386
> > >>computer, so I'm not sure mount_nullfs is reliable enough on older
> > >>systems.
> > >>
> > >
> > >Who cares about old systems that are already unsupported and will only
> > >become even more unsupported over time? Nullfs works in 6.x and will
> > >continue to work in the future (since I use it extensively and yell at
> > >whoever breaks it ;-)
> > >
> > >
> > >>Also, other targets should be supported as well, and the nullmounted
> > >>directory should be umounted after he run. Anyway, I find this solution
> > >>very good, if we can work this out a bit better, my progress so far
> > >>would become pointless...
> > >>
> > >
> > >It's a shame to throw away your work, but IMO it would also be a
> > >bigger shame not to proceed if a simpler solution can be made to work.
> > >
> > >Kris
> > >
> > Agreed. I just feel a bit guilty, since I made things complicated and
> > obscure, while I just want to provide a good solution, but haven't
> > thought of mount_nullfs.
>
> The one advantage I can see for a more complex DESTDIR solution is
> dealing with cross builds. I suspect that it would be easier to handle
> them with DESTDIR, but that's only intuition. (Obviously, not all ports
> can be easily cross built, but as embedded becomes more important to the
> project we need to start thinking about it for the ones that can be).That's something that can be looked at if and when someone starts seriously working on cross-build support - I suspect it will never be enough of a demand to warrant the cost of the alternative solutions. Kris
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