From nobody Sun Feb 8 23:11:15 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1530652111394202.08820841443355; Tue, 3 Jul 2018 14:08:31 -0700 (PDT) Received: from localhost ([::1]:42662 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1faSXG-0002BS-C3 for importer@patchew.org; Tue, 03 Jul 2018 17:08:30 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:44174) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1faSVC-0000yT-Dw for qemu-devel@nongnu.org; Tue, 03 Jul 2018 17:06:24 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1faSV8-0000PS-2V for qemu-devel@nongnu.org; Tue, 03 Jul 2018 17:06:22 -0400 Received: from mx3-rdu2.redhat.com ([66.187.233.73]:33650 helo=mx1.redhat.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1faSV7-0000On-Tc for qemu-devel@nongnu.org; Tue, 03 Jul 2018 17:06:18 -0400 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.rdu2.redhat.com [10.11.54.4]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 7E52740782D5 for ; Tue, 3 Jul 2018 21:06:17 +0000 (UTC) Received: from blackfin.pond.sub.org (ovpn-116-126.ams2.redhat.com [10.36.116.126]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 2FC7920290AA; Tue, 3 Jul 2018 21:06:17 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id DD7791132D3B; Tue, 3 Jul 2018 23:06:13 +0200 (CEST) From: Markus Armbruster To: qemu-devel@nongnu.org Date: Tue, 3 Jul 2018 23:06:10 +0200 Message-Id: <20180703210613.25619-12-armbru@redhat.com> In-Reply-To: <20180703210613.25619-1-armbru@redhat.com> References: <20180703210613.25619-1-armbru@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.78 on 10.11.54.4 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.5]); Tue, 03 Jul 2018 21:06:17 +0000 (UTC) X-Greylist: inspected by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.5]); Tue, 03 Jul 2018 21:06:17 +0000 (UTC) for IP:'10.11.54.4' DOMAIN:'int-mx04.intmail.prod.int.rdu2.redhat.com' HELO:'smtp.corp.redhat.com' FROM:'armbru@redhat.com' RCPT:'' Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 66.187.233.73 Subject: [Qemu-devel] [PULL 11/14] qapi-types: add #if conditions to types & visitors X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Type: text/plain; charset="utf-8" Types & visitors are coupled and must be handled together to avoid temporary build regression. Wrap generated types/visitor code with #if/#endif using the context helpers. Derived from a patch by Marc-Andr=C3=A9. Signed-off-by: Marc-Andr=C3=A9 Lureau Signed-off-by: Markus Armbruster Message-Id: <20180703155648.11933-12-marcandre.lureau@redhat.com> --- scripts/qapi/types.py | 48 ++++++++++++++++++++++++++----------------- scripts/qapi/visit.py | 33 ++++++++++++++++------------- 2 files changed, 48 insertions(+), 33 deletions(-) diff --git a/scripts/qapi/types.py b/scripts/qapi/types.py index 659075f884..fd7808103c 100644 --- a/scripts/qapi/types.py +++ b/scripts/qapi/types.py @@ -55,7 +55,7 @@ def gen_struct_members(members): return ret =20 =20 -def gen_object(name, base, members, variants): +def gen_object(name, ifcond, base, members, variants): if name in objects_seen: return '' objects_seen.add(name) @@ -64,11 +64,14 @@ def gen_object(name, base, members, variants): if variants: for v in variants.variants: if isinstance(v.type, QAPISchemaObjectType): - ret +=3D gen_object(v.type.name, v.type.base, + ret +=3D gen_object(v.type.name, v.type.ifcond, v.type.bas= e, v.type.local_members, v.type.variants) =20 ret +=3D mcgen(''' =20 +''') + ret +=3D gen_if(ifcond) + ret +=3D mcgen(''' struct %(c_name)s { ''', c_name=3Dc_name(name)) @@ -101,6 +104,7 @@ struct %(c_name)s { ret +=3D mcgen(''' }; ''') + ret +=3D gen_endif(ifcond) =20 return ret =20 @@ -209,33 +213,39 @@ class QAPISchemaGenTypeVisitor(QAPISchemaModularCVisi= tor): self._genc.add(gen_type_cleanup(name)) =20 def visit_enum_type(self, name, info, ifcond, values, prefix): - self._genh.preamble_add(gen_enum(name, values, prefix)) - self._genc.add(gen_enum_lookup(name, values, prefix)) + with ifcontext(ifcond, self._genh, self._genc): + self._genh.preamble_add(gen_enum(name, values, prefix)) + self._genc.add(gen_enum_lookup(name, values, prefix)) =20 def visit_array_type(self, name, info, ifcond, element_type): - self._genh.preamble_add(gen_fwd_object_or_array(name)) - self._genh.add(gen_array(name, element_type)) - self._gen_type_cleanup(name) + with ifcontext(ifcond, self._genh, self._genc): + self._genh.preamble_add(gen_fwd_object_or_array(name)) + self._genh.add(gen_array(name, element_type)) + self._gen_type_cleanup(name) =20 def visit_object_type(self, name, info, ifcond, base, members, variant= s): # Nothing to do for the special empty builtin if name =3D=3D 'q_empty': return - self._genh.preamble_add(gen_fwd_object_or_array(name)) - self._genh.add(gen_object(name, base, members, variants)) - if base and not base.is_implicit(): - self._genh.add(gen_upcast(name, base)) - # TODO Worth changing the visitor signature, so we could - # directly use rather than repeat type.is_implicit()? - if not name.startswith('q_'): - # implicit types won't be directly allocated/freed - self._gen_type_cleanup(name) + with ifcontext(ifcond, self._genh): + self._genh.preamble_add(gen_fwd_object_or_array(name)) + self._genh.add(gen_object(name, ifcond, base, members, variants)) + with ifcontext(ifcond, self._genh, self._genc): + if base and not base.is_implicit(): + self._genh.add(gen_upcast(name, base)) + # TODO Worth changing the visitor signature, so we could + # directly use rather than repeat type.is_implicit()? + if not name.startswith('q_'): + # implicit types won't be directly allocated/freed + self._gen_type_cleanup(name) =20 def visit_alternate_type(self, name, info, ifcond, variants): - self._genh.preamble_add(gen_fwd_object_or_array(name)) - self._genh.add(gen_object(name, None, + with ifcontext(ifcond, self._genh): + self._genh.preamble_add(gen_fwd_object_or_array(name)) + self._genh.add(gen_object(name, ifcond, None, [variants.tag_member], variants)) - self._gen_type_cleanup(name) + with ifcontext(ifcond, self._genh, self._genc): + self._gen_type_cleanup(name) =20 =20 def gen_types(schema, output_dir, prefix, opt_builtins): diff --git a/scripts/qapi/visit.py b/scripts/qapi/visit.py index 34fe1ef5eb..dd5034a66a 100644 --- a/scripts/qapi/visit.py +++ b/scripts/qapi/visit.py @@ -311,29 +311,34 @@ class QAPISchemaGenVisitVisitor(QAPISchemaModularCVis= itor): types=3Dtypes)) =20 def visit_enum_type(self, name, info, ifcond, values, prefix): - self._genh.add(gen_visit_decl(name, scalar=3DTrue)) - self._genc.add(gen_visit_enum(name)) + with ifcontext(ifcond, self._genh, self._genc): + self._genh.add(gen_visit_decl(name, scalar=3DTrue)) + self._genc.add(gen_visit_enum(name)) =20 def visit_array_type(self, name, info, ifcond, element_type): - self._genh.add(gen_visit_decl(name)) - self._genc.add(gen_visit_list(name, element_type)) + with ifcontext(ifcond, self._genh, self._genc): + self._genh.add(gen_visit_decl(name)) + self._genc.add(gen_visit_list(name, element_type)) =20 def visit_object_type(self, name, info, ifcond, base, members, variant= s): # Nothing to do for the special empty builtin if name =3D=3D 'q_empty': return - self._genh.add(gen_visit_members_decl(name)) - self._genc.add(gen_visit_object_members(name, base, members, varia= nts)) - # TODO Worth changing the visitor signature, so we could - # directly use rather than repeat type.is_implicit()? - if not name.startswith('q_'): - # only explicit types need an allocating visit - self._genh.add(gen_visit_decl(name)) - self._genc.add(gen_visit_object(name, base, members, variants)) + with ifcontext(ifcond, self._genh, self._genc): + self._genh.add(gen_visit_members_decl(name)) + self._genc.add(gen_visit_object_members(name, base, + members, variants)) + # TODO Worth changing the visitor signature, so we could + # directly use rather than repeat type.is_implicit()? + if not name.startswith('q_'): + # only explicit types need an allocating visit + self._genh.add(gen_visit_decl(name)) + self._genc.add(gen_visit_object(name, base, members, varia= nts)) =20 def visit_alternate_type(self, name, info, ifcond, variants): - self._genh.add(gen_visit_decl(name)) - self._genc.add(gen_visit_alternate(name, variants)) + with ifcontext(ifcond, self._genh, self._genc): + self._genh.add(gen_visit_decl(name)) + self._genc.add(gen_visit_alternate(name, variants)) =20 =20 def gen_visit(schema, output_dir, prefix, opt_builtins): --=20 2.17.1