From patchwork Thu Jul 12 11:12:21 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Markus Armbruster X-Patchwork-Id: 942939 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=nongnu.org (client-ip=2001:4830:134:3::11; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=redhat.com Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 41RD7d70YVz9s1R for ; Thu, 12 Jul 2018 21:22:52 +1000 (AEST) Received: from localhost ([::1]:58704 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fdZgP-0006Kw-VU for incoming@patchwork.ozlabs.org; Thu, 12 Jul 2018 07:22:50 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:47934) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fdZWQ-00079S-3K for qemu-devel@nongnu.org; Thu, 12 Jul 2018 07:12:31 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fdZWM-0006rR-GW for qemu-devel@nongnu.org; Thu, 12 Jul 2018 07:12:30 -0400 Received: from mx3-rdu2.redhat.com ([66.187.233.73]:47666 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 1fdZWM-0006qb-7q for qemu-devel@nongnu.org; Thu, 12 Jul 2018 07:12:26 -0400 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.rdu2.redhat.com [10.11.54.5]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id D704E406EA4F for ; Thu, 12 Jul 2018 11:12:25 +0000 (UTC) Received: from blackfin.pond.sub.org (ovpn-116-125.ams2.redhat.com [10.36.116.125]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 8FCC01C674; Thu, 12 Jul 2018 11:12:25 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id 299E01132BBE; Thu, 12 Jul 2018 13:12:22 +0200 (CEST) From: Markus Armbruster To: qemu-devel@nongnu.org Date: Thu, 12 Jul 2018 13:12:21 +0200 Message-Id: <20180712111221.20326-21-armbru@redhat.com> In-Reply-To: <20180712111221.20326-1-armbru@redhat.com> References: <20180712111221.20326-1-armbru@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.11.54.5 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.7]); Thu, 12 Jul 2018 11:12:25 +0000 (UTC) X-Greylist: inspected by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.7]); Thu, 12 Jul 2018 11:12:25 +0000 (UTC) for IP:'10.11.54.5' DOMAIN:'int-mx05.intmail.prod.int.rdu2.redhat.com' HELO:'smtp.corp.redhat.com' FROM:'armbru@redhat.com' RCPT:'' 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] [PATCH 20/20] libqtest: Enable compile-time format string checking 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: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" qtest_qmp() & friends pass their format string and variable arguments to qobject_from_vjsonf_nofail(). Unlike qobject_from_jsonv(), they aren't decorated with GCC_FMT_ATTR(). Fix that to get compile-time format string checking. Signed-off-by: Markus Armbruster Reviewed-by: Philippe Mathieu-Daudé --- tests/libqtest.h | 32 +++++++++++++++++++------------- 1 file changed, 19 insertions(+), 13 deletions(-) diff --git a/tests/libqtest.h b/tests/libqtest.h index 68b767fc88..087d6793eb 100644 --- a/tests/libqtest.h +++ b/tests/libqtest.h @@ -81,7 +81,8 @@ void qtest_quit(QTestState *s); * * Sends a QMP message to QEMU and consumes the response. */ -void qtest_qmp_discard_response(QTestState *s, const char *fmt, ...); +void qtest_qmp_discard_response(QTestState *s, const char *fmt, ...) + GCC_FMT_ATTR(2, 3); /** * qtest_qmp: @@ -91,7 +92,8 @@ void qtest_qmp_discard_response(QTestState *s, const char *fmt, ...); * * Sends a QMP message to QEMU and returns the response. */ -QDict *qtest_qmp(QTestState *s, const char *fmt, ...); +QDict *qtest_qmp(QTestState *s, const char *fmt, ...) + GCC_FMT_ATTR(2, 3); /** * qtest_qmp_send: @@ -101,7 +103,8 @@ QDict *qtest_qmp(QTestState *s, const char *fmt, ...); * * Sends a QMP message to QEMU and leaves the response in the stream. */ -void qtest_qmp_send(QTestState *s, const char *fmt, ...); +void qtest_qmp_send(QTestState *s, const char *fmt, ...) + GCC_FMT_ATTR(2, 3); /** * qtest_qmpv_discard_response: @@ -112,7 +115,8 @@ void qtest_qmp_send(QTestState *s, const char *fmt, ...); * * Sends a QMP message to QEMU and consumes the response. */ -void qtest_qmpv_discard_response(QTestState *s, const char *fmt, va_list ap); +void qtest_qmpv_discard_response(QTestState *s, const char *fmt, va_list ap) + GCC_FMT_ATTR(2, 0); /** * qtest_qmpv: @@ -123,7 +127,8 @@ void qtest_qmpv_discard_response(QTestState *s, const char *fmt, va_list ap); * * Sends a QMP message to QEMU and returns the response. */ -QDict *qtest_qmpv(QTestState *s, const char *fmt, va_list ap); +QDict *qtest_qmpv(QTestState *s, const char *fmt, va_list ap) + GCC_FMT_ATTR(2, 0); /** * qtest_qmp_vsend: @@ -134,7 +139,8 @@ QDict *qtest_qmpv(QTestState *s, const char *fmt, va_list ap); * * Sends a QMP message to QEMU and leaves the response in the stream. */ -void qtest_qmp_vsend(QTestState *s, const char *fmt, va_list ap); +void qtest_qmp_vsend(QTestState *s, const char *fmt, va_list ap) + GCC_FMT_ATTR(2, 0); /** * qtest_receive: @@ -590,7 +596,7 @@ static inline void qtest_end(void) * * Sends a QMP message to QEMU and returns the response. */ -QDict *qmp(const char *fmt, ...); +QDict *qmp(const char *fmt, ...) GCC_FMT_ATTR(1, 2); /** * qmp_send: @@ -599,7 +605,7 @@ QDict *qmp(const char *fmt, ...); * * Sends a QMP message to QEMU and leaves the response in the stream. */ -void qmp_send(const char *fmt, ...); +void qmp_send(const char *fmt, ...) GCC_FMT_ATTR(1, 2); /** * qmp_discard_response: @@ -608,7 +614,7 @@ void qmp_send(const char *fmt, ...); * * Sends a QMP message to QEMU and consumes the response. */ -void qmp_discard_response(const char *fmt, ...); +void qmp_discard_response(const char *fmt, ...) GCC_FMT_ATTR(1, 2); /** * qmp_receive: @@ -967,10 +973,10 @@ static inline int64_t clock_set(int64_t val) } QDict *qmp_fd_receive(int fd); -void qmp_fd_vsend(int fd, const char *fmt, va_list ap); -void qmp_fd_send(int fd, const char *fmt, ...); -QDict *qmp_fdv(int fd, const char *fmt, va_list ap); -QDict *qmp_fd(int fd, const char *fmt, ...); +void qmp_fd_vsend(int fd, const char *fmt, va_list ap) GCC_FMT_ATTR(2, 0); +void qmp_fd_send(int fd, const char *fmt, ...) GCC_FMT_ATTR(2, 3); +QDict *qmp_fdv(int fd, const char *fmt, va_list ap) GCC_FMT_ATTR(2, 0); +QDict *qmp_fd(int fd, const char *fmt, ...) GCC_FMT_ATTR(2, 3); /** * qtest_cb_for_every_machine: