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authorMarkus Armbruster <armbru@redhat.com>2021-03-18 16:55:12 +0100
committerMarkus Armbruster <armbru@redhat.com>2021-03-19 15:43:33 +0100
commit278fc2f7d3425dfbc6aa91644bffc65e94afad7c (patch)
treebcc95e2dcbeb3407ab6626563b2b7a7f3596e18e /scripts
parent91fa93e516d080d440ead2ad4f88960545bd5b2c (diff)
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qapi: Implement deprecated-output=hide for QMP events
This policy suppresses deprecated bits in output, and thus permits "testing the future". Implement it for QMP events: suppress deprecated ones. No QMP event is deprecated right now. Signed-off-by: Markus Armbruster <armbru@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Message-Id: <20210318155519.1224118-5-armbru@redhat.com>
Diffstat (limited to 'scripts')
-rw-r--r--scripts/qapi/events.py12
1 files changed, 11 insertions, 1 deletions
diff --git a/scripts/qapi/events.py b/scripts/qapi/events.py
index 90d2f61..f6e1e76 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");
@@ -176,6 +185,7 @@ 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"
@@ -220,7 +230,7 @@ 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