From patchwork Fri Mar 5 16:54:31 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kevin Wolf X-Patchwork-Id: 1448048 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256 header.s=mimecast20190719 header.b=AtiR84QM; dkim-atps=neutral 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 ozlabs.org (Postfix) with ESMTPS id 4DsYwQ5bPJz9sVt for ; Sat, 6 Mar 2021 04:03:34 +1100 (AEDT) Received: from localhost ([::1]:57460 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lIDrP-00062y-D0 for incoming@patchwork.ozlabs.org; Fri, 05 Mar 2021 12:03:32 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:60886) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lIDkC-0006rq-1F for qemu-devel@nongnu.org; Fri, 05 Mar 2021 11:56:05 -0500 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:32143) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1lIDjz-00079h-L5 for qemu-devel@nongnu.org; Fri, 05 Mar 2021 11:56:03 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1614963348; 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=DhbelqwQmlZpgy8qvloipsQdOEZFNllHURq2RU7LLt8=; b=AtiR84QMmkf++vNIH3WLmvOQXWqALJ9LQzh4LyeZlHG5jkws12EtLR44hP0MA6Ev+P1dJj st3ZoALWY+gUDeZdWgl2S4dBDR8kvmUDLgPc/9Jls0toWzwvZYKdLfhXN0s6Brs0voPOYn OiLtkmRldufPeYu8iwYybgQGksEfBxg= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-513-XMun1wSWPXy-BsGYUJx_6g-1; Fri, 05 Mar 2021 11:55:46 -0500 X-MC-Unique: XMun1wSWPXy-BsGYUJx_6g-1 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 53D03800426; Fri, 5 Mar 2021 16:55:18 +0000 (UTC) Received: from merkur.redhat.com (ovpn-112-36.phx2.redhat.com [10.3.112.36]) by smtp.corp.redhat.com (Postfix) with ESMTP id 475A660BF3; Fri, 5 Mar 2021 16:55:17 +0000 (UTC) From: Kevin Wolf To: qemu-block@nongnu.org Subject: [PULL 08/31] storage-daemon: include current command line option in the errors Date: Fri, 5 Mar 2021 17:54:31 +0100 Message-Id: <20210305165454.356840-9-kwolf@redhat.com> In-Reply-To: <20210305165454.356840-1-kwolf@redhat.com> References: <20210305165454.356840-1-kwolf@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=kwolf@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=216.205.24.124; envelope-from=kwolf@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 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_LOW=-0.7, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=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: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kwolf@redhat.com, peter.maydell@linaro.org, qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" From: Paolo Bonzini Use the location management facilities that the emulator uses, so that the current command line option appears in the error message. Before: $ storage-daemon/qemu-storage-daemon --nbd key..= qemu-storage-daemon: Invalid parameter 'key..' After: $ storage-daemon/qemu-storage-daemon --nbd key..= qemu-storage-daemon: --nbd key..=: Invalid parameter 'key..' Reviewed-by: Eric Blake Signed-off-by: Paolo Bonzini Message-Id: <20210301152844.291799-3-pbonzini@redhat.com> Signed-off-by: Kevin Wolf --- storage-daemon/qemu-storage-daemon.c | 19 +++++++++++++++++-- 1 file changed, 17 insertions(+), 2 deletions(-) diff --git a/storage-daemon/qemu-storage-daemon.c b/storage-daemon/qemu-storage-daemon.c index b7e1b90fb1..78ddf619d4 100644 --- a/storage-daemon/qemu-storage-daemon.c +++ b/storage-daemon/qemu-storage-daemon.c @@ -152,6 +152,20 @@ static void init_qmp_commands(void) qmp_marshal_qmp_capabilities, QCO_ALLOW_PRECONFIG); } +static int getopt_set_loc(int argc, char **argv, const char *optstring, + const struct option *longopts) +{ + int c, save_index; + + optarg = NULL; + save_index = optind; + c = getopt_long(argc, argv, optstring, longopts, NULL); + if (optarg) { + loc_set_cmdline(argv, save_index, MAX(1, optind - save_index)); + } + return c; +} + static void process_options(int argc, char *argv[]) { int c; @@ -174,7 +188,7 @@ static void process_options(int argc, char *argv[]) * they are given on the command lines. This means that things must be * defined first before they can be referenced in another option. */ - while ((c = getopt_long(argc, argv, "-hT:V", long_options, NULL)) != -1) { + while ((c = getopt_set_loc(argc, argv, "-hT:V", long_options)) != -1) { switch (c) { case '?': exit(EXIT_FAILURE); @@ -276,12 +290,13 @@ static void process_options(int argc, char *argv[]) break; } case 1: - error_report("Unexpected argument: %s", optarg); + error_report("Unexpected argument"); exit(EXIT_FAILURE); default: g_assert_not_reached(); } } + loc_set_none(); } int main(int argc, char *argv[])