From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id BF317C6FD19 for ; Thu, 16 Mar 2023 07:14:51 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1pchns-0003ii-AY; Thu, 16 Mar 2023 03:13:36 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1pchnq-0003gy-Ml for qemu-devel@nongnu.org; Thu, 16 Mar 2023 03:13:34 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1pchno-0004YE-7Q for qemu-devel@nongnu.org; Thu, 16 Mar 2023 03:13:34 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1678950810; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=hga3dak1FpksB7KppTghhWlEjpc6iM+ozQUOoK6T4Wo=; b=FiGirW/TjGM+doAOpi5iARtu1IQ3jqA8xwl1pgtrbm/0aOE/rSfb/vfF2PaOg6TGMD6ewl HdrgF+FXiQGI5i0kRxeteKmxHE7JG793Tf1U1CuBJjHJ8KvQ/TF3yCOuGc3Qjuj91iZZkD BlZ/M+Os8W+oe7WCjcA8ncVzAuazf5c= Received: from mimecast-mx02.redhat.com (mx3-rdu2.redhat.com [66.187.233.73]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-8-9IUMfOEoPz-geboU31xfRw-1; Thu, 16 Mar 2023 03:13:28 -0400 X-MC-Unique: 9IUMfOEoPz-geboU31xfRw-1 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.rdu2.redhat.com [10.11.54.8]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 411463813F3F; Thu, 16 Mar 2023 07:13:28 +0000 (UTC) Received: from blackfin.pond.sub.org (unknown [10.39.192.52]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 21AAAC15BA0; Thu, 16 Mar 2023 07:13:28 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id 0FE2921F4F7F; Thu, 16 Mar 2023 08:13:26 +0100 (CET) From: Markus Armbruster To: qemu-devel@nongnu.org Cc: michael.roth@amd.com, marcandre.lureau@redhat.com, berrange@redhat.com, eblake@redhat.com, jsnow@redhat.com Subject: [PATCH 13/14] qapi: Fix code generated for optional conditional struct member Date: Thu, 16 Mar 2023 08:13:24 +0100 Message-Id: <20230316071325.492471-14-armbru@redhat.com> In-Reply-To: <20230316071325.492471-1-armbru@redhat.com> References: <20230316071325.492471-1-armbru@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 3.1 on 10.11.54.8 Received-SPF: pass client-ip=170.10.133.124; envelope-from=armbru@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org The generated member visit neglects to emit #if around a conditional struct member's has_ variable. For instance, tests/qapi-schema/qapi-schema-test.json generates #if defined(TEST_IF_STRUCT) bool visit_type_TestIfStruct_members(Visitor *v, TestIfStruct *obj, Error **errp) { ---> bool has_baz = !!obj->baz; if (!visit_type_int(v, "foo", &obj->foo, errp)) { return false; } #if defined(TEST_IF_STRUCT_MEMBER) if (!visit_type_int(v, "bar", &obj->bar, errp)) { return false; } #endif /* defined(TEST_IF_STRUCT_MEMBER) */ #if defined(TEST_IF_STRUCT_MEMBER) if (visit_optional(v, "baz", &has_baz)) { if (!visit_type_str(v, "baz", &obj->baz, errp)) { return false; } } #endif /* defined(TEST_IF_STRUCT_MEMBER) */ return true; } [...] #endif /* defined(TEST_IF_STRUCT) */ Won't compile when TEST_IF_STRUCT is defined and TEST_IF_STRUCT_MEMBER isn't. Fix that the obvious way: #if defined(TEST_IF_STRUCT_MEMBER) bool has_baz = !!obj->baz; #endif /* defined(TEST_IF_STRUCT_MEMBER) */ Fixes: 44ea9d9be33c (qapi: Start to elide redundant has_FOO in generated C) Signed-off-by: Marc-André Lureau Signed-off-by: Markus Armbruster --- scripts/qapi/visit.py | 2 ++ 1 file changed, 2 insertions(+) diff --git a/scripts/qapi/visit.py b/scripts/qapi/visit.py index 26a584ee4c..c56ea4d724 100644 --- a/scripts/qapi/visit.py +++ b/scripts/qapi/visit.py @@ -74,11 +74,13 @@ def gen_visit_object_members(name: str, sep = '' for memb in members: if memb.optional and not memb.need_has(): + ret += memb.ifcond.gen_if() ret += mcgen(''' bool has_%(c_name)s = !!obj->%(c_name)s; ''', c_name=c_name(memb.name)) sep = '\n' + ret += memb.ifcond.gen_endif() ret += sep if base: -- 2.39.2