From patchwork Tue Apr 29 09:08:17 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chunyan Liu X-Patchwork-Id: 343739 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 7A9A514014A for ; Tue, 29 Apr 2014 19:35:56 +1000 (EST) Received: from localhost ([::1]:48285 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Wf4SA-0002K2-Ay for incoming@patchwork.ozlabs.org; Tue, 29 Apr 2014 05:35:54 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:55442) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Wf4NB-00048B-Ti for qemu-devel@nongnu.org; Tue, 29 Apr 2014 05:30:55 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Wf4N6-0001eq-I2 for qemu-devel@nongnu.org; Tue, 29 Apr 2014 05:30:45 -0400 Received: from [203.192.156.9] (port=32082 helo=linux-tt8j.site) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Wf4N5-0001eI-Tf for qemu-devel@nongnu.org; Tue, 29 Apr 2014 05:30:40 -0400 Received: by linux-tt8j.site (Postfix, from userid 0) id 6B5AC83AC1; Tue, 29 Apr 2014 17:08:42 +0800 (CST) From: Chunyan Liu To: qemu-devel@nongnu.org Date: Tue, 29 Apr 2014 17:08:17 +0800 Message-Id: <1398762521-25733-9-git-send-email-cyliu@suse.com> X-Mailer: git-send-email 1.8.4.5 In-Reply-To: <1398762521-25733-1-git-send-email-cyliu@suse.com> References: <1398762521-25733-1-git-send-email-cyliu@suse.com> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 203.192.156.9 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 Reviewed-by: Leandro Dorileo --- 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)