From owner-freebsd-arch@FreeBSD.ORG Sat Jun 19 13:30:00 2004 Return-Path: Delivered-To: freebsd-arch@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 9199716A4CE; Sat, 19 Jun 2004 13:30:00 +0000 (GMT) Received: from nagual.pp.ru (pobrecita.freebsd.ru [194.87.13.42]) by mx1.FreeBSD.org (Postfix) with ESMTP id D83DF43D53; Sat, 19 Jun 2004 13:29:59 +0000 (GMT) (envelope-from ache@pobrecita.freebsd.ru) Received: from pobrecita.freebsd.ru (ache@localhost [127.0.0.1]) by nagual.pp.ru (8.12.11/8.12.11) with ESMTP id i5JDTONk071972; Sat, 19 Jun 2004 17:29:24 +0400 (MSD) (envelope-from ache@pobrecita.freebsd.ru) Received: (from ache@localhost) by pobrecita.freebsd.ru (8.12.11/8.12.11/Submit) id i5JDTOkm071971; Sat, 19 Jun 2004 17:29:24 +0400 (MSD) (envelope-from ache) Date: Sat, 19 Jun 2004 17:29:24 +0400 From: Andrey Chernov To: Tim Robbins , freebsd-arch@FreeBSD.ORG Message-ID: <20040619132924.GA71908@nagual.pp.ru> Mail-Followup-To: Andrey Chernov , Tim Robbins , freebsd-arch@FreeBSD.ORG References: <20040609154040.GA26229@asura.bsd> <20040610021356.GA4990@VARK.homeunix.com> <20040610025439.GA11655@cat.robbins.dropbear.id.au> <20040619095642.GA67130@sanatana.dharma> <20040619105938.GA69596@nagual.pp.ru> <20040619120149.GA64515@cat.robbins.dropbear.id.au> <20040619130718.GA71593@nagual.pp.ru> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20040619130718.GA71593@nagual.pp.ru> User-Agent: Mutt/1.5.6i X-AntiVirus: checked by AntiVir Milter 1.1-beta; AVE 6.25.0.62; VDF 6.25.0.102 (host: pobrecita.freebsd.ru) Subject: Re: fflush() on readonly files X-BeenThere: freebsd-arch@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Discussion related to FreeBSD architecture List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 19 Jun 2004 13:30:00 -0000 On Sat, Jun 19, 2004 at 05:07:18PM +0400, Andrey Chernov wrote: > > - BSD since Torek's stdio rewrite (inc. FreeBSD and Mac OS X) indicate > > an error. > > We need to fix just fflush() case only, left other rewrite parts > untouched. > > if ((fp->_flags & (__SWR | __SRW)) == 0) > retval = 0; > > > There is no reason to change from the perfectly correct & well-documented > > behaviour BSD has had for 10-15 years. The original poster's example provides > > a good argument for this: it detects application bugs. > > I agree. It may sounds confusing. I mean I want to return to pre-Torek stdio rewrite state Unix (and BSD?) have for years. With big number of apps writen for Linux today nobody want to detect such "bugs" for the sake of standards vagueness but want to have working app. -- Andrey Chernov | http://ache.pp.ru/