From patchwork Tue Apr 24 17:58:28 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Ian Jackson X-Patchwork-Id: 10360715 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 3AB1060225 for ; Tue, 24 Apr 2018 18:14:13 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 2B95F28710 for ; Tue, 24 Apr 2018 18:14:13 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 2016328AC8; Tue, 24 Apr 2018 18:14:13 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00, MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 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 mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 9B96428710 for ; Tue, 24 Apr 2018 18:14:12 +0000 (UTC) Received: from localhost ([::1]:60157 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fB2SB-0002h2-TB for patchwork-qemu-devel@patchwork.kernel.org; Tue, 24 Apr 2018 14:14:11 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:36635) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fB2DN-0007MY-Ea for qemu-devel@nongnu.org; Tue, 24 Apr 2018 13:58:54 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fB2DM-00075M-Im for qemu-devel@nongnu.org; Tue, 24 Apr 2018 13:58:53 -0400 Received: from smtp03.citrix.com ([162.221.156.55]:9785) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1fB2DM-00071c-8r for qemu-devel@nongnu.org; Tue, 24 Apr 2018 13:58:52 -0400 X-IronPort-AV: E=Sophos;i="5.49,324,1520899200"; d="scan'208";a="52610268" From: Ian Jackson To: Date: Tue, 24 Apr 2018 18:58:28 +0100 Message-ID: <1524592709-6553-16-git-send-email-ian.jackson@eu.citrix.com> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1524592709-6553-1-git-send-email-ian.jackson@eu.citrix.com> References: <1524592709-6553-1-git-send-email-ian.jackson@eu.citrix.com> MIME-Version: 1.0 X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 162.221.156.55 Subject: [Qemu-devel] [PATCH 15/16] os-posix: cleanup: Replace perror with error_report X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Juergen Gross , Stefano Stabellini , Michael Tokarev , Ian Jackson , Markus Armbruster , Alistair Francis , Ross Lagerwall , Paolo Bonzini , Anthony PERARD , xen-devel@lists.xenproject.org Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP perror() is defined to fprintf(stderr,...). HACKING says fprintf(stderr,...) is wrong. So perror() is too. Signed-off-by: Ian Jackson CC: Paolo Bonzini CC: Markus Armbruster CC: Daniel P. Berrange CC: Michael Tokarev CC: Alistair Francis Reviewed-by: Philippe Mathieu-Daudé Reviewed-by: Alistair Francis --- v7: New patch --- os-posix.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/os-posix.c b/os-posix.c index a2ba50d..24eb700 100644 --- a/os-posix.c +++ b/os-posix.c @@ -125,7 +125,7 @@ void os_set_proc_name(const char *s) /* Could rewrite argv[0] too, but that's a bit more complicated. This simple way is enough for `top'. */ if (prctl(PR_SET_NAME, name)) { - perror("unable to change process name"); + error_report("unable to change process name: %s", strerror(errno)); exit(1); } #else @@ -247,7 +247,7 @@ static void change_root(void) exit(1); } if (chdir("/")) { - perror("not able to chdir to /"); + error_report("not able to chdir to /: %s", strerror(errno)); exit(1); } } @@ -309,7 +309,7 @@ void os_setup_post(void) if (daemonize) { if (chdir("/")) { - perror("not able to chdir to /"); + error_report("not able to chdir to /: %s", strerror(errno)); exit(1); } TFR(fd = qemu_open("/dev/null", O_RDWR)); @@ -383,7 +383,7 @@ int os_mlock(void) ret = mlockall(MCL_CURRENT | MCL_FUTURE); if (ret < 0) { - perror("mlockall"); + error_report("mlockall: %s", strerror(errno)); } return ret;