Re: [PATCH v2] Autoconnect jack ports by default

["Daniel P. Berrangé" <berrange@redhat.com>]

On Thu, Mar 04, 2021 at 02:12:52PM +0100, Gerd Hoffmann wrote:
> > I'd suggest a "auto-connect-ports" boolean option, which defaults to
> > enabled.
> > 
> >  - auto-connect-ports == true,  connect-ports= <unset>
> > 
> >     => use the proposed default regex for connect ports
> > 
> >  - auto-connect-ports == true, connect-ports = regex
> > 
> >     => use the connect-ports regex
> > 
> >  - auto-connect-ports == false, connect-ports= <unset>
> > 
> >    => don't auto connect at all
> > 
> >  - auto-connect-ports == false, connect-ports=regex
> > 
> >    => logically inconsistent config, report an error
> 
> Well, we need two options then, and have one inconsistent variant.
> Can't we just get along with connect-ports alone, by using the empty
> string for "do not auto connect" ?

Historically we've been unable to distinguish between the <unset> and
<set-to-empty-string> scenarios when parsing CLI args. Maybe that
isn't a problem for -audiodev since we're not using QemuOpts for
parsing ?

Regards,
Daniel
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