From patchwork Mon Jul 6 18:03:41 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Meador Inge X-Patchwork-Id: 491728 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)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 36CA5140DC1 for ; Tue, 7 Jul 2015 04:09:52 +1000 (AEST) Received: from localhost ([::1]:52329 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZCApy-0001IZ-1C for incoming@patchwork.ozlabs.org; Mon, 06 Jul 2015 14:09:50 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:53409) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZCAkF-0006sg-7n for qemu-devel@nongnu.org; Mon, 06 Jul 2015 14:03:56 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ZCAkA-0003MQ-U0 for qemu-devel@nongnu.org; Mon, 06 Jul 2015 14:03:55 -0400 Received: from relay1.mentorg.com ([192.94.38.131]:58009) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZCAkA-0003Ky-OK for qemu-devel@nongnu.org; Mon, 06 Jul 2015 14:03:50 -0400 Received: from svr-orw-fem-04.mgc.mentorg.com ([147.34.97.41]) by relay1.mentorg.com with esmtp id 1ZCAk7-0000lB-U1 from meador_inge@mentor.com ; Mon, 06 Jul 2015 11:03:47 -0700 Received: from build3-lucid-cs (147.34.91.1) by svr-orw-fem-04.mgc.mentorg.com (147.34.97.41) with Microsoft SMTP Server id 14.3.224.2; Mon, 6 Jul 2015 11:03:47 -0700 Received: by build3-lucid-cs (Postfix, from userid 49417) id 044E65217BB; Mon, 6 Jul 2015 11:03:47 -0700 (PDT) From: To: Date: Mon, 6 Jul 2015 11:03:41 -0700 Message-ID: <1436205821-20320-5-git-send-email-meadori@codesourcery.com> X-Mailer: git-send-email 1.8.1.1 In-Reply-To: <1436205821-20320-1-git-send-email-meadori@codesourcery.com> References: <1436205821-20320-1-git-send-email-meadori@codesourcery.com> MIME-Version: 1.0 X-detected-operating-system: by eggs.gnu.org: Windows NT kernel [generic] [fuzzy] X-Received-From: 192.94.38.131 X-Mailman-Approved-At: Mon, 06 Jul 2015 14:09:10 -0400 Cc: riku.voipio@iki.fi, Meador Inge Subject: [Qemu-devel] [PATCH 4/4] linux-user: Treat --foo options the same as -foo 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 From: Meador Inge The system mode binaries provide a similar alias and it makes common options like --version and --help work as expected. Signed-off-by: Meador Inge --- linux-user/main.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/linux-user/main.c b/linux-user/main.c index 94badfc..adf6fb1 100644 --- a/linux-user/main.c +++ b/linux-user/main.c @@ -3801,6 +3801,10 @@ static int parse_args(int argc, char **argv) if (!strcmp(r, "-")) { break; } + /* Treat --foo the same as -foo. */ + if (r[0] == '-') { + r++; + } for (arginfo = arg_table; arginfo->handle_opt != NULL; arginfo++) { if (!strcmp(r, arginfo->argv)) {