Re: [Xen-devel] [PATCH] tools: use PREFIX when building upstream qemu

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Thu, 2012-12-13 at 14:22 +0000, Christoph Egger wrote:
> On 13.12.12 11:40, Ian Campbell wrote:
> 
> > Adding Christoph's new address, I guess this is a thing exposed on
> > NetBSD?
> 
> 
> This is not specific to NetBSD. It is exposed everywhere where you
> install Xen into a non-default directory by specifying the prefix
> to configure.

Sorry, I wrote that bit before I'd fully grokked what was going on and
forgot to go back and change it.

> 
> Christoph
> 
> >
> > On Thu, 2012-10-25 at 13:39 +0100, Ian Jackson wrote:
> >> Christoph Egger writes ("[Xen-devel] [PATCH] tools: use PREFIX when 
> >> building upstream qemu"):
> >>>
> >>> use PREFIX when building upstream qemu.
> >>>
> >>> Signed-off-by: Christoph Egger<Christoph.Egger@xxxxxxx>
> >>
> >> This looks reasonable but can you explain what goes wrong when,
> >> without this ?  I'd like to be able to verify the bug and fix myself.
> >
> > AFAICT the default PREFIX for qemu-xen is /usr/local and we pass
> > --bindir, --datadir (as Xen specific paths, like /usr/lib/xen/bin) but
> > not --prefix. It looks like this covers most stuff but results in a
> > smattering of stuff getting installed under /usr/local:
> >
> > $ find dist/install/usr/local/ | grep qemu
> > dist/install/usr/local/libexec/qemu-bridge-helper
> > dist/install/usr/local/share/man/man8/qemu-nbd.8
> > dist/install/usr/local/share/man/man1/qemu.1
> > dist/install/usr/local/share/man/man1/qemu-img.1
> > dist/install/usr/local/share/doc/qemu
> > dist/install/usr/local/share/doc/qemu/qemu-tech.html
> > dist/install/usr/local/share/doc/qemu/qemu-doc.html
> > dist/install/usr/local/share/doc/qemu/qmp-commands.txt
> > dist/install/usr/local/etc/qemu
> > dist/install/usr/local/etc/qemu/target-x86_64.conf
> > (there is also some ocaml stuff under there it seems...)
> >
> > I'm not quite sure that installing those into our $PREFIX is correct
> > either though -- there seems like the possibility of clashing with a
> > non-Xen install of qemu, so we might be better off moving these to e.g.
> > $PREFIX/doc/xen/qemu/ and adding "xen" in the man page path etc? (the
> > binaries corresponding to those manpages are in /usr/lib/xen/bin/)
> > Perhaps qemu.1xen ?
> >
> > I don't know what dist/install/usr/local/etc/qemu/target-x86_64.conf is
> > but it is empty here. I suspect Xen does not use
> > dist/install/usr/local/libexec/qemu-bridge-helper or it should be
> > in /usr/lib/xen/bin.
> >
> > Ian.
> >
> 
> 



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