From patchwork Wed May 6 16:58:00 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stephen Hemminger X-Patchwork-Id: 469052 X-Patchwork-Delegate: shemminger@vyatta.com Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 8991314012C for ; Thu, 7 May 2015 02:59:09 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752164AbbEFQ7F (ORCPT ); Wed, 6 May 2015 12:59:05 -0400 Received: from mail-pd0-f176.google.com ([209.85.192.176]:36745 "EHLO mail-pd0-f176.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753112AbbEFQ6C (ORCPT ); Wed, 6 May 2015 12:58:02 -0400 Received: by pdea3 with SMTP id a3so15018269pde.3 for ; Wed, 06 May 2015 09:58:02 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=z+odUDVyFXVED7pX3HD6T2MZm/ITKoDpWemxIl3pkyI=; b=KP85EM10g6KWWfim9P3ND8SL7C9e7l7325KbQzQhmnMoJ4NQeRVhG3NVcfh0EhdTqP 7fL/q4zhXBto3Irq6EezOGkIPT2l7jJgcegCLGvQCkA+2CdnyyaAH9y1/DKwemaobmD6 oH9ZYH+67tVlM8rPqyHVfxtIDRSMVpibDX63tKXBboJSenwDDDdx2N+n3DWocAqYjgax p+ptFSEcT7ow/sQDWMAHMQH6opL5hjiG6IEA/quvMJDHsMTAlL3pYyk6U+GVUO5pzz5x 7D1VSr7FegUs1vhCsqbdUmhAvH5I8nX+HRB+t5caVvW/mrbLwSkrTopdEKSu5MDDHes0 oXjg== X-Gm-Message-State: ALoCoQmBj3sVWfFV3SZZrDMbq91QnBEteSVT01b6cxLtGIRSesysUqjJJmURlD2pZz1MQR2AB+L5 X-Received: by 10.66.102.34 with SMTP id fl2mr62332120pab.40.1430931481915; Wed, 06 May 2015 09:58:01 -0700 (PDT) Received: from urahara.home.lan (static-50-53-82-155.bvtn.or.frontiernet.net. [50.53.82.155]) by mx.google.com with ESMTPSA id id2sm2363629pbb.56.2015.05.06.09.58.01 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Wed, 06 May 2015 09:58:01 -0700 (PDT) From: Stephen Hemminger To: netdev@vger.kernel.org Cc: Stephen Hemminger Subject: [PATCH 1/4] ip: document exit code Date: Wed, 6 May 2015 09:58:00 -0700 Message-Id: <1430931483-28595-2-git-send-email-stephen@networkplumber.org> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1430931483-28595-1-git-send-email-stephen@networkplumber.org> References: <1430931483-28595-1-git-send-email-stephen@networkplumber.org> Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Stephen Hemminger The ip command has always had a consistent exit status document it so that developers see it. --- man/man8/ip.8 | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/man/man8/ip.8 b/man/man8/ip.8 index 43ddac9..9574a50 100644 --- a/man/man8/ip.8 +++ b/man/man8/ip.8 @@ -275,6 +275,10 @@ Usually it is or, if the objects of this class cannot be listed, .BR "help" . +.SH EXIT STATUS +Exit statsis is 0 if command was sucessful, and 1 if there is a syntax error. +If an error was reported by the kernel exit status is 2. + .SH HISTORY .B ip was written by Alexey N. Kuznetsov and added in Linux 2.2.