Re: [PATCH v2 8/9] qapi: Factor out compat_policy_input_ok()

[Philippe Mathieu-Daudé]

On 10/29/21 18:55, Markus Armbruster wrote:
> Markus Armbruster <armbru@redhat.com> writes:
> 
>> The code to check policy for handling deprecated input is triplicated.
>> Factor it out into compat_policy_input_ok() before I mess with it in
>> the next commit.
>>
>> Signed-off-by: Markus Armbruster <armbru@redhat.com>
>> Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
>> ---
>>  include/qapi/compat-policy.h |  7 +++++
>>  qapi/qapi-visit-core.c       | 18 +++++--------
>>  qapi/qmp-dispatch.c          | 51 +++++++++++++++++++++++++++---------
>>  qapi/qobject-input-visitor.c | 19 +++-----------
>>  4 files changed, 55 insertions(+), 40 deletions(-)

>> +bool compat_policy_input_ok(unsigned special_features,
>> +                            const CompatPolicy *policy,
>> +                            ErrorClass error_class,
>> +                            const char *kind, const char *name,
>> +                            Error **errp)
>> +{
>> +    if ((special_features & 1u << QAPI_DEPRECATED)
>> +        && !compat_policy_input_ok1("Deprecated",
>> +                                    policy->deprecated_input,
>> +                                    error_class, kind, name, errp)) {
>> +        return false;
>> +    }
>> +    return true;
>> +}
>> +
>>  Visitor *qobject_input_visitor_new_qmp(QObject *obj)
>>  {
>>      Visitor *v = qobject_input_visitor_new(obj);
> 
> I'm moving the new functions along with @compat_policy to qapi-util.c,
> so the QAPI visitors survive linking without qmp-dispatch.o.

OK. I am waiting your series to get in before respining my QAPI
sysemu/user series which will re-scramble meson.build here.
Probably too late for this release. Not super important, it just
saves energy avoiding generating / building unused files.