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-rw-r--r--scripts/qapi/events.py21
1 files changed, 17 insertions, 4 deletions
diff --git a/scripts/qapi/events.py b/scripts/qapi/events.py
index 90d2f6156d..fee8c671e7 100644
--- a/scripts/qapi/events.py
+++ b/scripts/qapi/events.py
@@ -79,6 +79,7 @@ def gen_param_var(typ: QAPISchemaObjectType) -> str:
def gen_event_send(name: str,
arg_type: Optional[QAPISchemaObjectType],
+ features: List[QAPISchemaFeature],
boxed: bool,
event_enum_name: str,
event_emit: str) -> str:
@@ -107,6 +108,14 @@ def gen_event_send(name: str,
if not boxed:
ret += gen_param_var(arg_type)
+ if 'deprecated' in [f.name for f in features]:
+ ret += mcgen('''
+
+ if (compat_policy.deprecated_output == COMPAT_POLICY_OUTPUT_HIDE) {
+ return;
+ }
+''')
+
ret += mcgen('''
qmp = qmp_event_build_dict("%(name)s");
@@ -117,7 +126,7 @@ def gen_event_send(name: str,
if have_args:
assert arg_type is not None
ret += mcgen('''
- v = qobject_output_visitor_new(&obj);
+ v = qobject_output_visitor_new_qmp(&obj);
''')
if not arg_type.is_implicit():
ret += mcgen('''
@@ -136,7 +145,11 @@ def gen_event_send(name: str,
ret += mcgen('''
visit_complete(v, &obj);
- qdict_put_obj(qmp, "data", obj);
+ if (qdict_size(qobject_to(QDict, obj))) {
+ qdict_put_obj(qmp, "data", obj);
+ } else {
+ qobject_unref(obj);
+ }
''')
ret += mcgen('''
@@ -176,9 +189,9 @@ class QAPISchemaGenEventVisitor(QAPISchemaModularCVisitor):
#include "%(prefix)sqapi-emit-events.h"
#include "%(events)s.h"
#include "%(visit)s.h"
+#include "qapi/compat-policy.h"
#include "qapi/error.h"
#include "qapi/qmp/qdict.h"
-#include "qapi/qobject-output-visitor.h"
#include "qapi/qmp-event.h"
''',
@@ -220,7 +233,7 @@ void %(event_emit)s(%(event_enum)s event, QDict *qdict);
boxed: bool) -> None:
with ifcontext(ifcond, self._genh, self._genc):
self._genh.add(gen_event_send_decl(name, arg_type, boxed))
- self._genc.add(gen_event_send(name, arg_type, boxed,
+ self._genc.add(gen_event_send(name, arg_type, features, boxed,
self._event_enum_name,
self._event_emit_name))
# Note: we generate the enum member regardless of @ifcond, to