@@ -683,6 +683,12 @@ Intended use is to have each feature string signal that this build of
QEMU shows a certain behaviour.
+==== Special features ====
+
+Feature "deprecated" makes a command, event, or struct member as
+deprecated. It is not supported elsewhere so far.
+
+
=== Naming rules and reserved names ===
All names must begin with a letter, and contain only ASCII letters,
@@ -193,6 +193,12 @@ class QAPISchemaType(QAPISchemaEntity):
return None
return self.name
+ def check(self, schema):
+ QAPISchemaEntity.check(self, schema)
+ if 'deprecated' in [f.name for f in self.features]:
+ raise QAPISemError(
+ self.info, "feature 'deprecated' is not supported for types")
+
def describe(self):
assert self.meta
return "%s type '%s'" % (self.meta, self.name)
@@ -242,6 +242,7 @@ qapi-schema += event-case.json
qapi-schema += event-member-invalid-dict.json
qapi-schema += event-nest-struct.json
qapi-schema += features-bad-type.json
+qapi-schema += features-deprecated-type.json
qapi-schema += features-duplicate-name.json
qapi-schema += features-if-invalid.json
qapi-schema += features-missing-name.json
new file mode 100644
@@ -0,0 +1,2 @@
+features-deprecated-type.json: In struct 'S':
+features-deprecated-type.json:2: feature 'deprecated' is not supported for types
new file mode 100644
@@ -0,0 +1,3 @@
+# Feature 'deprecated' is not supported for types
+{ 'struct': 'S', 'data': {},
+ 'features': [ 'deprecated' ] }
new file mode 100644
@@ -258,7 +258,7 @@
'data': { 'foo': 'int' },
'features': [] }
{ 'struct': 'FeatureStruct1',
- 'data': { 'foo': { 'type': 'int', 'features': [ 'member-feature1' ] } },
+ 'data': { 'foo': { 'type': 'int', 'features': [ 'deprecated' ] } },
'features': [ 'feature1' ] }
{ 'struct': 'FeatureStruct2',
'data': { 'foo': 'int' },
@@ -308,7 +308,7 @@
'features': [] }
{ 'command': 'test-command-features1',
- 'features': [ 'feature1' ] }
+ 'features': [ 'deprecated' ] }
{ 'command': 'test-command-features3',
'features': [ 'feature1', 'feature2' ] }
@@ -322,4 +322,4 @@
'defined(TEST_IF_COND_2)'] } ] }
{ 'event': 'TEST-EVENT-FEATURES1',
- 'features': [ 'feature1' ] }
+ 'features': [ 'deprecated' ] }
@@ -359,7 +359,7 @@ object FeatureStruct0
member foo: int optional=False
object FeatureStruct1
member foo: int optional=False
- feature member-feature1
+ feature deprecated
feature feature1
object FeatureStruct2
member foo: int optional=False
@@ -419,7 +419,7 @@ command test-features0 q_obj_test-features0-arg -> None
gen=True success_response=True boxed=False oob=False preconfig=False
command test-command-features1 None -> None
gen=True success_response=True boxed=False oob=False preconfig=False
- feature feature1
+ feature deprecated
command test-command-features3 None -> None
gen=True success_response=True boxed=False oob=False preconfig=False
feature feature1
@@ -440,7 +440,7 @@ command test-command-cond-features3 None -> None
if ['defined(TEST_IF_COND_1)', 'defined(TEST_IF_COND_2)']
event TEST-EVENT-FEATURES1 None
boxed=False
- feature feature1
+ feature deprecated
module include/sub-module.json
include sub-sub-module.json
object SecondArrayRef
Unlike regular feature flags, the new special feature flag "deprecated" is recognized by the QAPI generator. For now, it's only permitted with commands, events, and struct members. It will be put to use shortly. Signed-off-by: Markus Armbruster <armbru@redhat.com> --- docs/devel/qapi-code-gen.txt | 6 ++++++ scripts/qapi/schema.py | 6 ++++++ tests/Makefile.include | 1 + tests/qapi-schema/features-deprecated-type.err | 2 ++ tests/qapi-schema/features-deprecated-type.json | 3 +++ tests/qapi-schema/features-deprecated-type.out | 0 tests/qapi-schema/qapi-schema-test.json | 6 +++--- tests/qapi-schema/qapi-schema-test.out | 6 +++--- 8 files changed, 24 insertions(+), 6 deletions(-) create mode 100644 tests/qapi-schema/features-deprecated-type.err create mode 100644 tests/qapi-schema/features-deprecated-type.json create mode 100644 tests/qapi-schema/features-deprecated-type.out