[arch-general] unionfs

[Baho Utot]

On Mon, 2009-06-15 at 12:20 -0500, Aaron Griffin wrote:
> On Mon, Jun 15, 2009 at 3:37 AM, Baho Utot<baho-utot at columbus.rr.com> wrote:
> > On Mon, 2009-06-15 at 11:28 +1000, Allan McRae wrote:
> >> Baho Utot wrote:
> >> > On Mon, 2009-06-15 at 10:46 +1000, Allan McRae wrote:
> >> >
> >> >> Baho Utot wrote:
> >> >>
> >> >>> I have setup a new computer with a clean install with
> >> >>> kernel26-2.6.29.4-1 does this kernel support unionfs?
> >> >>> This is the second system I have had trouble with.
> >> >>>
> >> >>> Devtools always complains like this
> >> >>>
> >> >>> building union chroot
> >> >>> ERROR: No unionfs available. Abandon ship!
> >> >>> FAILURE: vsftpd-2.1.0-2-i686.pkg.tar.gz
> >> >>>
> >> >>> I am using devtools 0.6.4-1 the latest I think
> >> >>>
> >> >>> When I use devtools with kernel26 2.6.27.10-1 on an older system
> >> >>> devtools works
> >> >>>
> >> >>> Anyone got a clue what is wrong?
> >> >>>
> >> >>>
> >> >> The same as previously...   recent kernels do no support unionfs so you
> >> >> need a git version of makechrootpkg with fixes it to use unionfs.
> >> >>
> >> >> Allan
> >> >>
> >> >>
> >> >>
> >> >>
> >> >
> >> > Can you tell Aaron I found an error with his latest git version of
> >> > devtools the makechrootpkg
> >> >
> >> > devtools-360fcd2f0ecaba3c8bb0e56e7fc6014dacfb3ec7
> >> >
> >> > line 227 on the version I just fetched
> >> > near the bottom of the script (makechrootpkg)
> >> >
> >> > is
> >> >     pkgfile=${chrootdir}/union/pkgdest/${pkgname}-${pkgver}-${pkgrel}-*
> >> > ${PKGEXT}
> >> >
> >> > should be
> >> >
> >> >     pkgfile=${chrootdir}/rw/pkgdest/${pkgname}-${pkgver}-${pkgrel}-*
> >> > ${PKGEXT}
> >> >
> >> > It fails to copy the completed/built package from the chroot to the
> >> > directory where you have the PKGBUILD file
> >> >
> >>
> >> I have no problems, and if you think about it, the union dir is a union
> >> between the root and rw directories so this is the same thing...
> >>
> >> Allan
> >>
> >>
> >>
> >
> > Then why doesn't it work?
> >
> > The package is left in rw/pkgdest
> > after I change it the package is moved to the dir the PKGBUILD is in.
> 
> The only reason it wouldn't work is that rw and union are _not_ the
> same at that point in time.

Don't understand what you are saying there???

Then my fix it is OK?

I understand the rw overlays ../root what does the union do?