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[Qemu-devel] [PATCH v4 29/51] qapi: add 'if' on union members
From: |
Marc-André Lureau |
Subject: |
[Qemu-devel] [PATCH v4 29/51] qapi: add 'if' on union members |
Date: |
Thu, 11 Jan 2018 22:32:28 +0100 |
Add 'if' key to union members:
{ 'union': 'TestIfUnion', 'data':
'mem': { 'type': 'str', 'if': 'COND'} }
Generated code is not changed by this patch but with "qapi: add #if
conditions to generated code".
Signed-off-by: Marc-André Lureau <address@hidden>
---
scripts/qapi.py | 17 +++++++++--------
tests/qapi-schema/qapi-schema-test.json | 7 ++++++-
tests/qapi-schema/qapi-schema-test.out | 10 ++++++++++
tests/qapi-schema/test-qapi.py | 1 +
4 files changed, 26 insertions(+), 9 deletions(-)
diff --git a/scripts/qapi.py b/scripts/qapi.py
index 0f6d5dd179..24d6aef13f 100644
--- a/scripts/qapi.py
+++ b/scripts/qapi.py
@@ -803,7 +803,7 @@ def check_union(expr, info):
for (key, value) in members.items():
source = "Member of union '%s'" % name
check_name(info, source, key)
- check_known_keys(info, source, value, ['type'], [])
+ check_known_keys(info, source, value, ['type'], ['if'])
typ = value['type']
# Each value must name a known type
@@ -1460,8 +1460,8 @@ class QAPISchemaObjectTypeVariants(object):
class QAPISchemaObjectTypeVariant(QAPISchemaObjectTypeMember):
role = 'branch'
- def __init__(self, name, typ):
- QAPISchemaObjectTypeMember.__init__(self, name, typ, False)
+ def __init__(self, name, typ, ifcond=None):
+ QAPISchemaObjectTypeMember.__init__(self, name, typ, False, ifcond)
class QAPISchemaAlternateType(QAPISchemaType):
@@ -1722,14 +1722,14 @@ class QAPISchema(object):
def _make_variant(self, case, typ):
return QAPISchemaObjectTypeVariant(case, typ)
- def _make_simple_variant(self, case, typ, info):
+ def _make_simple_variant(self, case, typ, ifcond, info):
if isinstance(typ, list):
assert len(typ) == 1
typ = self._make_array_type(typ[0], info)
typ = self._make_implicit_object_type(
typ, info, None, self.lookup_type(typ),
'wrapper', [self._make_member('data', typ, None, info)])
- return QAPISchemaObjectTypeVariant(case, typ)
+ return QAPISchemaObjectTypeVariant(case, typ, ifcond)
def _def_union_type(self, expr, info, doc):
name = expr['union']
@@ -1747,10 +1747,11 @@ class QAPISchema(object):
for (key, value) in data.iteritems()]
members = []
else:
- variants = [self._make_simple_variant(key, value['type'], info)
+ variants = [self._make_simple_variant(key, value['type'],
+ value.get('if'), info)
for (key, value) in data.iteritems()]
- typ = self._make_implicit_enum_type(name, info, ifcond,
- [v.name for v in variants])
+ enum = [{'name': v.name, 'if': v.ifcond} for v in variants]
+ typ = self._make_implicit_enum_type(name, info, ifcond, enum)
tag_member = QAPISchemaObjectTypeMember('type', typ, False)
members = [tag_member]
self._def_entity(
diff --git a/tests/qapi-schema/qapi-schema-test.json
b/tests/qapi-schema/qapi-schema-test.json
index e29c9f0769..b4b8a0a2cc 100644
--- a/tests/qapi-schema/qapi-schema-test.json
+++ b/tests/qapi-schema/qapi-schema-test.json
@@ -200,9 +200,14 @@
[ 'foo', { 'name' : 'bar', 'if': 'defined(TEST_IF_ENUM_BAR)' } ],
'if': 'defined(TEST_IF_ENUM)' }
-{ 'union': 'TestIfUnion', 'data': { 'foo': 'TestStruct' },
+{ 'union': 'TestIfUnion', 'data':
+ { 'foo': 'TestStruct',
+ 'union_bar': { 'type': 'str', 'if': 'defined(TEST_IF_UNION_BAR)'} },
'if': 'defined(TEST_IF_UNION) && defined(TEST_IF_STRUCT)' }
+{ 'command': 'TestIfUnionCmd', 'data': { 'union_cmd_arg': 'TestIfUnion' },
+ 'if': 'defined(TEST_IF_UNION)' }
+
{ 'alternate': 'TestIfAlternate', 'data': { 'foo': 'int', 'bar': 'TestStruct'
},
'if': 'defined(TEST_IF_ALT) && defined(TEST_IF_STRUCT)' }
diff --git a/tests/qapi-schema/qapi-schema-test.out
b/tests/qapi-schema/qapi-schema-test.out
index 734d3f53aa..001fa143cd 100644
--- a/tests/qapi-schema/qapi-schema-test.out
+++ b/tests/qapi-schema/qapi-schema-test.out
@@ -89,9 +89,16 @@ object TestIfUnion
member type: TestIfUnionKind optional=False
tag type
case foo: q_obj_TestStruct-wrapper
+ case union_bar: q_obj_str-wrapper
+ if ['defined(TEST_IF_UNION_BAR)']
if ['defined(TEST_IF_UNION) && defined(TEST_IF_STRUCT)']
+command TestIfUnionCmd q_obj_TestIfUnionCmd-arg -> None
+ gen=True success_response=True boxed=False
+ if ['defined(TEST_IF_UNION)']
enum TestIfUnionKind
member foo
+ member union_bar
+ if ['defined(TEST_IF_UNION_BAR)']
if ['defined(TEST_IF_UNION) && defined(TEST_IF_STRUCT)']
object TestStruct
member integer: int optional=False
@@ -239,6 +246,9 @@ object q_obj_TestIfEvent-arg
member bar: TestIfEnum optional=False
if ['defined(TEST_IF_EVT_BAR)']
if ['defined(TEST_IF_EVT) && defined(TEST_IF_STRUCT)']
+object q_obj_TestIfUnionCmd-arg
+ member union_cmd_arg: TestIfUnion optional=False
+ if ['defined(TEST_IF_UNION)']
object q_obj_TestStruct-wrapper
member data: TestStruct optional=False
object q_obj_UserDefFlatUnion2-base
diff --git a/tests/qapi-schema/test-qapi.py b/tests/qapi-schema/test-qapi.py
index 1269b8fbc5..61fb8394d7 100644
--- a/tests/qapi-schema/test-qapi.py
+++ b/tests/qapi-schema/test-qapi.py
@@ -65,6 +65,7 @@ class QAPISchemaTestVisitor(QAPISchemaVisitor):
print ' tag %s' % variants.tag_member.name
for v in variants.variants:
print ' case %s: %s' % (v.name, v.type.name)
+ QAPISchemaTestVisitor._print_if(v.ifcond, 8)
@staticmethod
def _print_if(ifcond, indent=4):
--
2.16.0.rc1.1.gef27df75a1
- [Qemu-devel] [PATCH v4 20/51] tests: modify visit_enum_type() in test-qapi to print members, (continued)
- [Qemu-devel] [PATCH v4 20/51] tests: modify visit_enum_type() in test-qapi to print members, Marc-André Lureau, 2018/01/11
- [Qemu-devel] [PATCH v4 19/51] qapi: change enum visitor to take QAPISchemaMember, Marc-André Lureau, 2018/01/11
- [Qemu-devel] [PATCH v4 22/51] qapi: add a dictionnary form with 'name' key for enum members, Marc-André Lureau, 2018/01/11
- [Qemu-devel] [PATCH v4 21/51] qapi: factor out check_known_keys(), Marc-André Lureau, 2018/01/11
- [Qemu-devel] [PATCH v4 24/51] qapi-event: add 'if' condition to implicit event enum, Marc-André Lureau, 2018/01/11
- [Qemu-devel] [PATCH v4 23/51] qapi: add 'if' to enum members, Marc-André Lureau, 2018/01/11
- [Qemu-devel] [PATCH v4 25/51] qapi: rename allow_dict to allow_implicit, Marc-André Lureau, 2018/01/11
- [Qemu-devel] [PATCH v4 27/51] qapi: add 'if' to implicit struct members, Marc-André Lureau, 2018/01/11
- [Qemu-devel] [PATCH v4 26/51] qapi: add a dictionary form with 'type' key for members, Marc-André Lureau, 2018/01/11
- [Qemu-devel] [PATCH v4 28/51] qapi: add an error in case a discriminator is conditionnal, Marc-André Lureau, 2018/01/11
- [Qemu-devel] [PATCH v4 29/51] qapi: add 'if' on union members,
Marc-André Lureau <=
- [Qemu-devel] [PATCH v4 30/51] qapi: add 'if' to alternate members, Marc-André Lureau, 2018/01/11
- [Qemu-devel] [PATCH v4 31/51] qapi: add #if conditions to generated code, Marc-André Lureau, 2018/01/11
- [Qemu-devel] [PATCH v4 32/51] docs: document schema configuration, Marc-André Lureau, 2018/01/11
- [Qemu-devel] [PATCH v4 33/51] qapi2texi: add 'If:' section to generated documentation, Marc-André Lureau, 2018/01/11
- [Qemu-devel] [PATCH v4 34/51] qapi2texi: add 'If:' condition to enum values, Marc-André Lureau, 2018/01/11
- [Qemu-devel] [PATCH v4 36/51] qapi2texi: add condition to variants, Marc-André Lureau, 2018/01/11
- [Qemu-devel] [PATCH v4 35/51] qapi2texi: add 'If:' condition to struct members, Marc-André Lureau, 2018/01/11
- [Qemu-devel] [PATCH v4 37/51] qapi: add conditions to VNC type/commands/events on the schema, Marc-André Lureau, 2018/01/11