From patchwork Tue Apr 29 09:10:32 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chunyan Liu X-Patchwork-Id: 343701 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 0BF48140099 for ; Tue, 29 Apr 2014 19:14:21 +1000 (EST) Received: from localhost ([::1]:47991 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Wf47G-0004qp-S9 for incoming@patchwork.ozlabs.org; Tue, 29 Apr 2014 05:14:18 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:50464) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Wf44s-00009y-1c for qemu-devel@nongnu.org; Tue, 29 Apr 2014 05:11:56 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Wf44l-0003PA-Ko for qemu-devel@nongnu.org; Tue, 29 Apr 2014 05:11:49 -0400 Received: from victor.provo.novell.com ([137.65.250.26]:37838) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Wf44l-0003Oe-CP for qemu-devel@nongnu.org; Tue, 29 Apr 2014 05:11:43 -0400 Received: from linux-tt8j.lab.bej.apac.novell.com (prv-ext-foundry1int.gns.novell.com [137.65.251.240]) by victor.provo.novell.com with ESMTP (NOT encrypted); Tue, 29 Apr 2014 03:11:33 -0600 From: Chunyan Liu To: qemu-devel@nongnu.org Date: Tue, 29 Apr 2014 17:10:32 +0800 Message-Id: <1398762656-26079-9-git-send-email-cyliu@suse.com> X-Mailer: git-send-email 1.8.4.5 In-Reply-To: <1398762656-26079-1-git-send-email-cyliu@suse.com> References: <1398762656-26079-1-git-send-email-cyliu@suse.com> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 137.65.250.26 Cc: stefanha@redhat.com Subject: [Qemu-devel] [PATCH V26 08/32] QemuOpts: add qemu_opts_print_help to replace print_option_help 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 print_option_help takes QEMUOptionParameter as parameter, add qemu_opts_print_help to take QemuOptsList as parameter for later replace work. Reviewed-by: Eric Blake Signed-off-by: Dong Xu Wang Signed-off-by: Chunyan Liu --- include/qemu/option.h | 1 + util/qemu-option.c | 13 +++++++++++++ 2 files changed, 14 insertions(+) diff --git a/include/qemu/option.h b/include/qemu/option.h index 6653e43..fbf5dc2 100644 --- a/include/qemu/option.h +++ b/include/qemu/option.h @@ -166,5 +166,6 @@ typedef int (*qemu_opts_loopfunc)(QemuOpts *opts, void *opaque); void qemu_opts_print(QemuOpts *opts); int qemu_opts_foreach(QemuOptsList *list, qemu_opts_loopfunc func, void *opaque, int abort_on_failure); +void qemu_opts_print_help(QemuOptsList *list); #endif diff --git a/util/qemu-option.c b/util/qemu-option.c index 32e1d50..adb7c3c 100644 --- a/util/qemu-option.c +++ b/util/qemu-option.c @@ -553,6 +553,19 @@ void print_option_help(QEMUOptionParameter *list) } } +void qemu_opts_print_help(QemuOptsList *list) +{ + QemuOptDesc *desc; + + assert(list); + desc = list->desc; + printf("Supported options:\n"); + while (desc && desc->name) { + printf("%-16s %s\n", desc->name, + desc->help ? desc->help : "No description available"); + desc++; + } +} /* ------------------------------------------------------------------ */ static QemuOpt *qemu_opt_find(QemuOpts *opts, const char *name)