From patchwork Thu Jun 27 03:27:46 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wayne Xia X-Patchwork-Id: 254935 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id CFB6D2C0090 for ; Thu, 27 Jun 2013 13:32:39 +1000 (EST) Received: from localhost ([::1]:56585 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Us2wn-0007of-P8 for incoming@patchwork.ozlabs.org; Wed, 26 Jun 2013 23:32:37 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:45407) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Us2us-0005E9-Tm for qemu-devel@nongnu.org; Wed, 26 Jun 2013 23:30:39 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Us2ur-00010l-Vf for qemu-devel@nongnu.org; Wed, 26 Jun 2013 23:30:38 -0400 Received: from e23smtp08.au.ibm.com ([202.81.31.141]:37882) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Us2ur-00010Z-Bo for qemu-devel@nongnu.org; Wed, 26 Jun 2013 23:30:37 -0400 Received: from /spool/local by e23smtp08.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! 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Violators will be prosecuted; Thu, 27 Jun 2013 13:27:45 +1000 Received: from d23relay04.au.ibm.com (d23relay04.au.ibm.com [9.190.234.120]) by d23dlp03.au.ibm.com (Postfix) with ESMTP id D97033578045 for ; Thu, 27 Jun 2013 13:30:31 +1000 (EST) Received: from d23av01.au.ibm.com (d23av01.au.ibm.com [9.190.234.96]) by d23relay04.au.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id r5R3Fe3U8585530 for ; Thu, 27 Jun 2013 13:15:40 +1000 Received: from d23av01.au.ibm.com (loopback [127.0.0.1]) by d23av01.au.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id r5R3UVQC030328 for ; Thu, 27 Jun 2013 13:30:31 +1000 Received: from RH63Wenchao.localdomain ([9.77.178.220]) by d23av01.au.ibm.com (8.14.4/8.13.1/NCO v10.0 AVin) with ESMTP id r5R3RvIg024842; Thu, 27 Jun 2013 13:30:28 +1000 From: Wenchao Xia To: qemu-devel@nongnu.org Date: Thu, 27 Jun 2013 11:27:46 +0800 Message-Id: <1372303666-12323-8-git-send-email-xiawenc@linux.vnet.ibm.com> X-Mailer: git-send-email 1.7.1 In-Reply-To: <1372303666-12323-1-git-send-email-xiawenc@linux.vnet.ibm.com> References: <1372303666-12323-1-git-send-email-xiawenc@linux.vnet.ibm.com> X-Content-Scanned: Fidelis XPS MAILER x-cbid: 13062703-5140-0000-0000-0000036FC17A X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.4.x-2.6.x [generic] X-Received-From: 202.81.31.141 Cc: pbonzini@redhat.com, Wenchao Xia , armbru@redhat.com, lcapitulino@redhat.com Subject: [Qemu-devel] [PATCH V3 7/7] monitor: improve "help" to allow show tip of single command in sub group X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 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-bounces+incoming=patchwork.ozlabs.org@nongnu.org A new parameter type 'S' is introduced to allow user input any string. "help info block" do not tip extra parameter error now. Signed-off-by: Wenchao Xia --- hmp-commands.hx | 2 +- monitor.c | 30 +++++++++++++++++++++++++++++- 2 files changed, 30 insertions(+), 2 deletions(-) diff --git a/hmp-commands.hx b/hmp-commands.hx index 915b0d1..8cf5f29 100644 --- a/hmp-commands.hx +++ b/hmp-commands.hx @@ -11,7 +11,7 @@ ETEXI { .name = "help|?", - .args_type = "name:s?", + .args_type = "name:S?", .params = "[cmd]", .help = "show the help", .mhandler.cmd = do_help_cmd, diff --git a/monitor.c b/monitor.c index 1126540..480f6a4 100644 --- a/monitor.c +++ b/monitor.c @@ -83,6 +83,7 @@ * 'F' filename * 'B' block device name * 's' string (accept optional quote) + * 'S' supported types, can be any string (accept optional quote) * 'O' option string of the form NAME=VALUE,... * parsed according to QemuOptsList given by its name * Example: 'device:O' uses qemu_device_opts. @@ -4011,6 +4012,31 @@ static const mon_cmd_t *monitor_parse_command(Monitor *mon, } } break; + case 'S': + { + /* package all remaining string */ + int len; + + while (qemu_isspace(*p)) { + p++; + } + if (*typestr == '?') { + typestr++; + if (*p == '\0') { + /* no remaining string: NULL argument */ + break; + } + } + len = strlen(p); + if (len <= 0) { + monitor_printf(mon, "%s: string expected\n", + cmdname); + break; + } + qdict_put(qdict, key, qstring_from_str(p)); + p += len; + } + break; default: bad_type: monitor_printf(mon, "%s: unknown type '%c'\n", cmdname, c); @@ -4282,7 +4308,9 @@ static void monitor_find_completion_by_table(Monitor *mon, for (i = 0; i < Q_KEY_CODE_MAX; i++) { cmd_completion(mon, str, QKeyCode_lookup[i]); } - } else if (!strcmp(cmd->name, "help|?")) { + } + case 'S': + if (!strcmp(cmd->name, "help|?")) { monitor_find_completion_by_table(mon, cmd_table, args_cmdline[1]); }