From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from m15-112.126.com ([220.181.15.112]) by merlin.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1Tfiew-0001WH-1A for barebox@lists.infradead.org; Tue, 04 Dec 2012 02:54:59 +0000 Date: Tue, 4 Dec 2012 10:54:54 +0800 From: =?utf-8?B?5byg5b+g5bGx?= Message-ID: <20121204025454.GC20812@greatfirst.com> MIME-Version: 1.0 Content-Disposition: inline List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: barebox-bounces@lists.infradead.org Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: what meaning of command function return val To: barebox When write a command function do_xxx. When all right it should return zero. But when error, It should return a negtive value or a positive value? And what difference between neg-val and pos-val? -- Best Regards, zzs _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox