def gen_enum(name, members, prefix=None):
# append automatically generated _MAX value
enum_members = members + [QAPISchemaEnumMember('_MAX', None)]
ret = mcgen('''
typedef enum %(c_name)s {
''',
c_name=c_name(name))
for m in enum_members:
ret += gen_if(m.ifcond)
ret += mcgen('''
%(c_enum)s,
''',
c_enum=c_enum_const(name, m.name, prefix))
ret += gen_endif(m.ifcond)
ret += mcgen('''
} %(c_name)s;
''',
c_name=c_name(name))
ret += mcgen('''
#define %(c_name)s_str(val) \\
qapi_enum_lookup(&%(c_name)s_lookup, (val))
extern const QEnumLookup %(c_name)s_lookup;
''',
c_name=c_name(name))
return ret
def visit_event(self, name, info, ifcond, arg_type, boxed):
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._event_enum_name,
self._event_emit_name))
# Note: we generate the enum member regardless of @ifcond, to
# keep the enumeration usable in target-independent code.
self._event_enum_members.append(QAPISchemaEnumMember(name, None))
def visit_event(self, name, info, ifcond, features, arg_type, boxed):
with ifcontext(ifcond, self._genh, self._genc):
self._genh.add(gen_event_dispatch_decl(name, arg_type, boxed))
self._genc.add(gen_event_dispatch(name, arg_type, boxed,
self._event_enum_name,
self._event_dispatch_name))
self._event_registry.append((ifcond, c_enum_const(self._event_enum_name, name), 'qapi_event_dispatch_%s' % name, build_handler_name(name)))
# Note: we generate the enum member regardless of @ifcond, to
# keep the enumeration usable in target-independent code.
self._event_enum_members.append(QAPISchemaEnumMember(name, None))