[PATCH 15/36] datatypes: convert virDomainCheckpoint to GObject

[Rafael Fonseca]

On Mon, Apr 6, 2020 at 11:05 AM Daniel P. Berrangé <berrange at redhat.com> wrote:
>
> On Mon, Apr 06, 2020 at 09:50:59AM +0200, Rafael Fonseca wrote:
> > On Fri, Apr 3, 2020 at 5:16 PM Rafael Fonseca <r4f4rfs at gmail.com> wrote:
> > >
> > > +#define VIR_TYPE_DOMAIN_CHECKPOINT vir_domain_checkpoint_get_type()
> > > +G_DECLARE_FINAL_TYPE(virDomainCheckpoint,
> > > +                     vir_domain_checkpoint,
> > > +                     VIR,
> > > +                     DOMAIN_CHECKPOINT,
> > > +                     GObject);
> > > +
> > >  extern virClassPtr virAdmConnectClass;
> > >
> > >  #define VIR_TYPE_ADM_SERVER vir_adm_server_get_type()
> > > @@ -327,8 +333,8 @@ G_DECLARE_FINAL_TYPE(virAdmClient, vir_adm_client, VIR, ADM_CLIENT, GObject);
> > >
> > >  #define virCheckDomainCheckpointReturn(obj, retval) \
> > >      do { \
> > > -        virDomainCheckpointPtr _check = (obj); \
> > > -        if (!virObjectIsClass(_check, virDomainCheckpointClass) || \
> > > +        virDomainCheckpointPtr _check = VIR_DOMAIN_CHECKPOINT(obj); \
> > > +        if (!G_IS_OBJECT(_check) || !(G_OBJECT_TYPE(_check) == VIR_TYPE_DOMAIN_CHECKPOINT) || \
> >
> > I guess `VIR_IS_DOMAIN_CHECKPOINT` created by `G_DECLARE_FINAL_TYPE`
> > is enough here for this check?
>
> Yes, we can slim this right now and avoid the casts / intermediate
> variable entirely, to just this I think:
>
>    #define virCheckDomainCheckpointReturn(obj, retval) \
>       if (!VIR_IS_DOMAIN_CHECKPOINT(obj)) { \
>         return retval; \
>       }

That's much better. I'll do it for v2.

Another issue with the changes in datatypes.c is that by converting
the types separately, then `gendispatch.pl` generates wrong code
(virObjectUnref for GObject). Is it acceptable to have them all
changed in a single patch?


Att.
-- 
Rafael Fonseca