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 X-Spam-Level: X-Spam-Status: No, score=-6.6 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E6C7FC83004 for ; Wed, 29 Apr 2020 07:24:51 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id B3E4B20775 for ; Wed, 29 Apr 2020 07:24:51 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="Di+wzTti" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B3E4B20775 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:59932 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jTh5O-0004sM-O8 for qemu-devel@archiver.kernel.org; Wed, 29 Apr 2020 03:24:50 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:46152) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jTh1u-0007tc-7t for qemu-devel@nongnu.org; Wed, 29 Apr 2020 03:22:13 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.90_1) (envelope-from ) id 1jTh1g-0003w5-8V for qemu-devel@nongnu.org; Wed, 29 Apr 2020 03:21:14 -0400 Received: from us-smtp-2.mimecast.com ([205.139.110.61]:26558 helo=us-smtp-delivery-1.mimecast.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1jTh1f-0003uE-Oo for qemu-devel@nongnu.org; Wed, 29 Apr 2020 03:20:59 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1588144856; 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=B+HhnvMEuvaOsq1YhwdQ7CSRL41BxavMcvoSsGvfs2k=; b=Di+wzTtipDW83KPt50PuFSDCMCMIHgLCNTawj+PdmyDXqynpnJSSf5g3UKCo5ZeYF5DtSQ cVmCA4Ou1KLYHAih3d0MtovOe2Q7eA2BpNd3RSZkY+BOxO64P8DayhyfV29i6fQB4N9EH7 5bpgn8gl23OlVptzQEYlbU0Nojv0Lac= 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-408-4jAWjpLrPN2LsWXgFFhgMg-1; Wed, 29 Apr 2020 03:20:54 -0400 X-MC-Unique: 4jAWjpLrPN2LsWXgFFhgMg-1 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 9B657BFC1 for ; Wed, 29 Apr 2020 07:20:53 +0000 (UTC) Received: from blackfin.pond.sub.org (ovpn-113-6.ams2.redhat.com [10.36.113.6]) by smtp.corp.redhat.com (Postfix) with ESMTPS id E7E34282CA; Wed, 29 Apr 2020 07:20:51 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id DE41311358C4; Wed, 29 Apr 2020 09:20:48 +0200 (CEST) From: Markus Armbruster To: qemu-devel@nongnu.org Subject: [PULL 08/32] qemu-img: Factor out accumulate_options() helper Date: Wed, 29 Apr 2020 09:20:24 +0200 Message-Id: <20200429072048.29963-9-armbru@redhat.com> In-Reply-To: <20200429072048.29963-1-armbru@redhat.com> References: <20200429072048.29963-1-armbru@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Received-SPF: pass client-ip=205.139.110.61; envelope-from=armbru@redhat.com; helo=us-smtp-delivery-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/04/29 00:53:13 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] X-Received-From: 205.139.110.61 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: Kevin Wolf Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: Markus Armbruster Reviewed-by: Eric Blake Reviewed-by: Kevin Wolf Message-Id: <20200415074927.19897-8-armbru@redhat.com> --- qemu-img.c | 59 +++++++++++++++++++++--------------------------------- 1 file changed, 23 insertions(+), 36 deletions(-) diff --git a/qemu-img.c b/qemu-img.c index 821cbf610e..d36b21b758 100644 --- a/qemu-img.c +++ b/qemu-img.c @@ -223,6 +223,25 @@ static bool qemu_img_object_print_help(const char *typ= e, QemuOpts *opts) return true; } =20 +static int accumulate_options(char **options, char *optarg) +{ + char *new_options; + + if (!is_valid_option_list(optarg)) { + error_report("Invalid option list: %s", optarg); + return -1; + } + + if (!*options) { + *options =3D g_strdup(optarg); + } else { + new_options =3D g_strdup_printf("%s,%s", *options, optarg); + g_free(*options); + *options =3D new_options; + } + return 0; +} + static QemuOptsList qemu_source_opts =3D { .name =3D "source", .implied_opt_name =3D "file", @@ -482,17 +501,9 @@ static int img_create(int argc, char **argv) fmt =3D optarg; break; case 'o': - if (!is_valid_option_list(optarg)) { - error_report("Invalid option list: %s", optarg); + if (accumulate_options(&options, optarg) < 0) { goto fail; } - if (!options) { - options =3D g_strdup(optarg); - } else { - char *old_options =3D options; - options =3D g_strdup_printf("%s,%s", options, optarg); - g_free(old_options); - } break; case 'q': quiet =3D true; @@ -2127,17 +2138,9 @@ static int img_convert(int argc, char **argv) s.compressed =3D true; break; case 'o': - if (!is_valid_option_list(optarg)) { - error_report("Invalid option list: %s", optarg); + if (accumulate_options(&options, optarg) < 0) { goto fail_getopt; } - if (!options) { - options =3D g_strdup(optarg); - } else { - char *old_options =3D options; - options =3D g_strdup_printf("%s,%s", options, optarg); - g_free(old_options); - } break; case 'l': if (strstart(optarg, SNAPSHOT_OPT_BASE, NULL)) { @@ -3953,18 +3956,10 @@ static int img_amend(int argc, char **argv) help(); break; case 'o': - if (!is_valid_option_list(optarg)) { - error_report("Invalid option list: %s", optarg); + if (accumulate_options(&options, optarg) < 0) { ret =3D -1; goto out_no_progress; } - if (!options) { - options =3D g_strdup(optarg); - } else { - char *old_options =3D options; - options =3D g_strdup_printf("%s,%s", options, optarg); - g_free(old_options); - } break; case 'f': fmt =3D optarg; @@ -4855,17 +4850,9 @@ static int img_measure(int argc, char **argv) out_fmt =3D optarg; break; case 'o': - if (!is_valid_option_list(optarg)) { - error_report("Invalid option list: %s", optarg); + if (accumulate_options(&options, optarg) < 0) { goto out; } - if (!options) { - options =3D g_strdup(optarg); - } else { - char *old_options =3D options; - options =3D g_strdup_printf("%s,%s", options, optarg); - g_free(old_options); - } break; case 'l': if (strstart(optarg, SNAPSHOT_OPT_BASE, NULL)) { --=20 2.21.1