Re: [Qemu-devel] [PATCH 2/3] configure: add --guest-agent-statedir

[Luiz Capitulino <lcapitulino@redhat.com>]

On Wed, 03 Oct 2012 20:56:31 +0200
Paolo Bonzini <pbonzini@redhat.com> wrote:

> Il 03/10/2012 20:53, Luiz Capitulino ha scritto:
> > On Wed, 03 Oct 2012 20:32:21 +0200
> > Paolo Bonzini <pbonzini@redhat.com> wrote:
> > 
> >> Il 03/10/2012 19:24, Luiz Capitulino ha scritto:
> >>> Defaults to /var/run.
> >>
> >> Please add instead --localstatedir (defaulting to ${prefix}/var), and
> >> make the guest agent's directory /run inside that one.  Packagers
> >> already know to override --localstatedir=/var, in some cases macros even
> >> do it automatically.
> > 
> > Well, that was my first version but I discarded it for two reasons.
> > 
> > First, --localstatedir is a host-side setting but qemu-ga is not supposed to
> > run in the host. What if I want a different setting for guests?
> 
> Then you should build twice, like you do when the guest is a completely
> different OS.

Fine with me if this is acceptable.

> > Second, having /run appended to --localstatedir (or whatever we choose) may
> > have a bad effect if qemu is built with --localstatedir=, where qemu-ga's
> > state will be "/run" (good for Fedora, but might not be good for other
> > distros or other unixes).
> 
> I'm not sure I follow, it would be --localstatedir=/var usually.  Even
> Fedora would not use --localstatedir=.

Which part you didn't follow, that no one would build with --localstatedir=
or what is the problem if this is done?

If it's the former, then I buy that argument and will change the series.