From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:42359) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cP8aQ-0002vk-OO for qemu-devel@nongnu.org; Thu, 05 Jan 2017 09:00:11 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cP8aN-00060T-Ka for qemu-devel@nongnu.org; Thu, 05 Jan 2017 09:00:10 -0500 Received: from mx1.redhat.com ([209.132.183.28]:42316) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1cP8aN-0005yx-F7 for qemu-devel@nongnu.org; Thu, 05 Jan 2017 09:00:07 -0500 Received: from int-mx10.intmail.prod.int.phx2.redhat.com (int-mx10.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 709D78050B for ; Thu, 5 Jan 2017 14:00:07 +0000 (UTC) From: =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= Date: Thu, 5 Jan 2017 14:59:57 +0100 Message-Id: <20170105135957.12003-1-marcandre.lureau@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Subject: [Qemu-devel] [PATCH] error: report hints on stderr when no monitor List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: eblake@redhat.com, armbru@redhat.com, =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= Report the error hint when running from the command line and reaching an error, ex: $ qemu-system-x86_64 -m 1Z qemu-system-x86_64: -m 1Z: Parameter 'size' expects a size You may use k, M, G or T suffixes for kilobytes, megabytes, gigabytes and= terabytes. Signed-off-by: Marc-Andr=C3=A9 Lureau --- monitor.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/monitor.c b/monitor.c index a82f547488..e5cc11b5a5 100644 --- a/monitor.c +++ b/monitor.c @@ -3973,6 +3973,8 @@ void error_vprintf_unless_qmp(const char *fmt, va_l= ist ap) { if (cur_mon && !monitor_cur_is_qmp()) { monitor_vprintf(cur_mon, fmt, ap); + } else if (!cur_mon) { + vfprintf(stderr, fmt, ap); } } =20 --=20 2.11.0