qapi: Introduce a first class 'null' type

I expect the 'null' type to be useful mostly for members of alternate
types.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Daniel P. Berrange <berrange@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
This commit is contained in:
Markus Armbruster 2017-06-26 19:25:14 +02:00
parent d2f95f4d48
commit 4d2d5c41a9
8 changed files with 31 additions and 8 deletions

View file

@ -422,6 +422,16 @@ static void test_visitor_out_alternate(TestOutputVisitorData *data,
qapi_free_UserDefAlternate(tmp);
visitor_reset(data);
tmp = g_new0(UserDefAlternate, 1);
tmp->type = QTYPE_QNULL;
tmp->u.n = qnull();
visit_type_UserDefAlternate(data->ov, NULL, &tmp, &error_abort);
g_assert_cmpint(qobject_type(visitor_get(data)), ==, QTYPE_QNULL);
qapi_free_UserDefAlternate(tmp);
visitor_reset(data);
tmp = g_new0(UserDefAlternate, 1);
tmp->type = QTYPE_QDICT;