[libvirt] [PATCHv4 1/2] virsh: add new --details option to pool-list

[Hugh O. Brock]

On Tue, Jun 22, 2010 at 06:54:55PM +0100, Daniel P. Berrange wrote:
> On Tue, Jun 22, 2010 at 11:44:57AM -0600, Eric Blake wrote:
> > On 06/21/2010 03:47 PM, Justin Clift wrote:
> > > This patch adds a new --details option to the virsh pool-list
> > > command, making its output more useful to people who use virsh
> > > for significant lengths of time.
> > > 
> > > Addresses BZ # 605543
> > > 
> > >   https://bugzilla.redhat.com/show_bug.cgi?id=605543
> > > 
> > > +    /* Determine the total number of pools to list */
> > > +    numAllPools = numActivePools + numInactivePools;
> > > +    if (!numAllPools) {
> > > +      /* No pools to list, so cleanup and return */
> > > +      vshPrint(ctl, "%s\n", _("No matching pools to display"));
> > > +      return TRUE;
> > > +    }
> > 
> > This is a change in behavior, even when the user didn't specify
> > --details.  Might it cause any backward compatibility issues in
> > scripting, or are we okay with the change?
> 
> Correct, we shouldn't change this behaviour - it'll break apps parsing
> the output

FWIW Rich Jones complains that the output as it stands is nigh on
unparseable anyway. Perhaps we should consider that a bug, and fix
it...

--Hugh