From 8ee06f61e13701a54a9f76ceadafc856d279cdb6 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Marc-Andr=C3=A9=20Lureau?= Date: Thu, 13 Dec 2018 16:37:19 +0400 Subject: [PATCH] qapi: Add #if conditions to generated code members MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Wrap generated enum and struct members and their supporting code with #if/#endif, using the .ifcond members added in the previous patches. We do enum and struct in a single patch because union tag enum and the associated variants tie them together, and dealing with that to split the patch doesn't seem worthwhile. Signed-off-by: Marc-André Lureau Reviewed-by: Markus Armbruster Message-Id: <20181213123724.4866-18-marcandre.lureau@redhat.com> Signed-off-by: Markus Armbruster --- scripts/qapi/common.py | 4 ++++ scripts/qapi/introspect.py | 14 ++++++++++---- scripts/qapi/types.py | 4 ++++ scripts/qapi/visit.py | 6 ++++++ 4 files changed, 24 insertions(+), 4 deletions(-) diff --git a/scripts/qapi/common.py b/scripts/qapi/common.py index 17707b6de7..8c2d97369e 100644 --- a/scripts/qapi/common.py +++ b/scripts/qapi/common.py @@ -2078,11 +2078,13 @@ const QEnumLookup %(c_name)s_lookup = { ''', c_name=c_name(name)) for m in members: + ret += gen_if(m.ifcond) index = c_enum_const(name, m.name, prefix) ret += mcgen(''' [%(index)s] = "%(name)s", ''', index=index, name=m.name) + ret += gen_endif(m.ifcond) ret += mcgen(''' }, @@ -2104,10 +2106,12 @@ 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; diff --git a/scripts/qapi/introspect.py b/scripts/qapi/introspect.py index 417625d54b..f7f2ca07e4 100644 --- a/scripts/qapi/introspect.py +++ b/scripts/qapi/introspect.py @@ -162,6 +162,8 @@ const QLitObject %(c_name)s = %(c_string)s; ret = {'name': member.name, 'type': self._use_type(member.type)} if member.optional: ret['default'] = None + if member.ifcond: + ret = (ret, {'if': member.ifcond}) return ret def _gen_variants(self, tag_name, variants): @@ -169,14 +171,17 @@ const QLitObject %(c_name)s = %(c_string)s; 'variants': [self._gen_variant(v) for v in variants]} def _gen_variant(self, variant): - return {'case': variant.name, 'type': self._use_type(variant.type)} + return ({'case': variant.name, 'type': self._use_type(variant.type)}, + {'if': variant.ifcond}) def visit_builtin_type(self, name, info, json_type): self._gen_qlit(name, 'builtin', {'json-type': json_type}, []) def visit_enum_type(self, name, info, ifcond, members, prefix): self._gen_qlit(name, 'enum', - {'values': [m.name for m in members]}, ifcond) + {'values': + [(m.name, {'if': m.ifcond}) for m in members]}, + ifcond) def visit_array_type(self, name, info, ifcond, element_type): element = self._use_type(element_type) @@ -192,8 +197,9 @@ const QLitObject %(c_name)s = %(c_string)s; def visit_alternate_type(self, name, info, ifcond, variants): self._gen_qlit(name, 'alternate', - {'members': [{'type': self._use_type(m.type)} - for m in variants.variants]}, ifcond) + {'members': [ + ({'type': self._use_type(m.type)}, {'if': m.ifcond}) + for m in variants.variants]}, ifcond) def visit_command(self, name, info, ifcond, arg_type, ret_type, gen, success_response, boxed, allow_oob, allow_preconfig): diff --git a/scripts/qapi/types.py b/scripts/qapi/types.py index e8d22c5081..62d4cf9f95 100644 --- a/scripts/qapi/types.py +++ b/scripts/qapi/types.py @@ -43,6 +43,7 @@ struct %(c_name)s { def gen_struct_members(members): ret = '' for memb in members: + ret += gen_if(memb.ifcond) if memb.optional: ret += mcgen(''' bool has_%(c_name)s; @@ -52,6 +53,7 @@ def gen_struct_members(members): %(c_type)s %(c_name)s; ''', c_type=memb.type.c_type(), c_name=c_name(memb.name)) + ret += gen_endif(memb.ifcond) return ret @@ -131,11 +133,13 @@ def gen_variants(variants): for var in variants.variants: if var.type.name == 'q_empty': continue + ret += gen_if(var.ifcond) ret += mcgen(''' %(c_type)s %(c_name)s; ''', c_type=var.type.c_unboxed_type(), c_name=c_name(var.name)) + ret += gen_endif(var.ifcond) ret += mcgen(''' } u; diff --git a/scripts/qapi/visit.py b/scripts/qapi/visit.py index 24f85a2e85..82eab72b21 100644 --- a/scripts/qapi/visit.py +++ b/scripts/qapi/visit.py @@ -54,6 +54,7 @@ void visit_type_%(c_name)s_members(Visitor *v, %(c_name)s *obj, Error **errp) c_type=base.c_name()) for memb in members: + ret += gen_if(memb.ifcond) if memb.optional: ret += mcgen(''' if (visit_optional(v, "%(name)s", &obj->has_%(c_name)s)) { @@ -73,6 +74,7 @@ void visit_type_%(c_name)s_members(Visitor *v, %(c_name)s *obj, Error **errp) ret += mcgen(''' } ''') + ret += gen_endif(memb.ifcond) if variants: ret += mcgen(''' @@ -84,6 +86,7 @@ void visit_type_%(c_name)s_members(Visitor *v, %(c_name)s *obj, Error **errp) case_str = c_enum_const(variants.tag_member.type.name, var.name, variants.tag_member.type.prefix) + ret += gen_if(var.ifcond) if var.type.name == 'q_empty': # valid variant and nothing to do ret += mcgen(''' @@ -100,6 +103,7 @@ void visit_type_%(c_name)s_members(Visitor *v, %(c_name)s *obj, Error **errp) case=case_str, c_type=var.type.c_name(), c_name=c_name(var.name)) + ret += gen_endif(var.ifcond) ret += mcgen(''' default: abort(); @@ -190,6 +194,7 @@ void visit_type_%(c_name)s(Visitor *v, const char *name, %(c_name)s **obj, Error c_name=c_name(name)) for var in variants.variants: + ret += gen_if(var.ifcond) ret += mcgen(''' case %(case)s: ''', @@ -217,6 +222,7 @@ void visit_type_%(c_name)s(Visitor *v, const char *name, %(c_name)s **obj, Error ret += mcgen(''' break; ''') + ret += gen_endif(var.ifcond) ret += mcgen(''' case QTYPE_NONE: -- 2.11.0