From patchwork Fri Sep 27 06:11:06 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Tokarev X-Patchwork-Id: 13813855 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 21C61CEBF79 for ; Fri, 27 Sep 2024 06:12:47 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1su4DB-0006z2-Lp; Fri, 27 Sep 2024 02:12:17 -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 1su4D5-0006Y2-Ka; Fri, 27 Sep 2024 02:12:13 -0400 Received: from isrv.corpit.ru ([86.62.121.231]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1su4D3-0003Hd-QQ; Fri, 27 Sep 2024 02:12:11 -0400 Received: from tsrv.corpit.ru (tsrv.tls.msk.ru [192.168.177.2]) by isrv.corpit.ru (Postfix) with ESMTP id BCE4892D1D; Fri, 27 Sep 2024 09:10:51 +0300 (MSK) Received: from tls.msk.ru (mjt.wg.tls.msk.ru [192.168.177.130]) by tsrv.corpit.ru (Postfix) with SMTP id 3879D14670F; Fri, 27 Sep 2024 09:11:22 +0300 (MSK) Received: (nullmailer pid 573374 invoked by uid 1000); Fri, 27 Sep 2024 06:11:21 -0000 From: Michael Tokarev To: qemu-devel@nongnu.org Cc: qemu-block@nongnu.org, Michael Tokarev Subject: [PATCH 12/27] qemu-img: info: refresh options/--help Date: Fri, 27 Sep 2024 09:11:06 +0300 Message-Id: <20240927061121.573271-13-mjt@tls.msk.ru> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20240927061121.573271-1-mjt@tls.msk.ru> References: <20240927061121.573271-1-mjt@tls.msk.ru> MIME-Version: 1.0 Received-SPF: pass client-ip=86.62.121.231; envelope-from=mjt@tls.msk.ru; helo=isrv.corpit.ru X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=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 Add missing long options and --help output. Also add -b short option for --backing-chain, and remove now-unused OPTION_BACKING_CHAIN. While at it, remove unused option_index variable. Signed-off-by: Michael Tokarev --- qemu-img.c | 40 +++++++++++++++++++++++++++------------- 1 file changed, 27 insertions(+), 13 deletions(-) diff --git a/qemu-img.c b/qemu-img.c index 0a32d890e3..34c4cd86de 100644 --- a/qemu-img.c +++ b/qemu-img.c @@ -65,7 +65,6 @@ typedef struct img_cmd_t { enum { OPTION_OUTPUT = 256, - OPTION_BACKING_CHAIN = 257, OPTION_OBJECT = 258, OPTION_IMAGE_OPTS = 259, OPTION_PATTERN = 260, @@ -3220,31 +3219,44 @@ static int img_info(const img_cmd_t *ccmd, int argc, char **argv) fmt = NULL; for(;;) { - int option_index = 0; static const struct option long_options[] = { {"help", no_argument, 0, 'h'}, {"format", required_argument, 0, 'f'}, {"output", required_argument, 0, OPTION_OUTPUT}, - {"backing-chain", no_argument, 0, OPTION_BACKING_CHAIN}, + {"backing-chain", no_argument, 0, 'b'}, {"object", required_argument, 0, OPTION_OBJECT}, {"image-opts", no_argument, 0, OPTION_IMAGE_OPTS}, {"force-share", no_argument, 0, 'U'}, {0, 0, 0, 0} }; - c = getopt_long(argc, argv, ":f:hU", - long_options, &option_index); + c = getopt_long(argc, argv, "f:hbU", + long_options, NULL); if (c == -1) { break; } switch(c) { - case ':': - missing_argument(argv[optind - 1]); - break; - case '?': - unrecognized_option(argv[optind - 1]); - break; case 'h': - help(); + cmd_help(ccmd, +"[-f FMT | --image-opts] [-b] [-U] [--object OBJDEF]\n" +" [--output human|json] FILENAME\n" +, +" -f, --format FMT\n" +" specify FILENAME image format explicitly\n" +" --image-opts\n" +" indicates that FILENAME is a complete image specification\n" +" instead of a file name (incompatible with --format)\n" +" -b, --backing-chain\n" +" display information about backing chaing\n" +" (in case the image is stacked\n" +" -U, --force-share\n" +" open image in shared mode for concurrent access\n" +" --object OBJDEF\n" +" QEMU user-creatable object (eg encryption key)\n" +" --output human|json\n" +" specify output format name (default human)\n" +" FILENAME\n" +" image file name (or specification with --image-opts)\n" +); break; case 'f': fmt = optarg; @@ -3255,7 +3267,7 @@ static int img_info(const img_cmd_t *ccmd, int argc, char **argv) case OPTION_OUTPUT: output_format = parse_output_format(argv[0], optarg); break; - case OPTION_BACKING_CHAIN: + case 'b': chain = true; break; case OPTION_OBJECT: @@ -3264,6 +3276,8 @@ static int img_info(const img_cmd_t *ccmd, int argc, char **argv) case OPTION_IMAGE_OPTS: image_opts = true; break; + default: + tryhelp(argv[0]); } } if (optind != argc - 1) {