From owner-freebsd-hackers Sun Apr 11 17: 4:39 1999 Delivered-To: freebsd-hackers@freebsd.org Received: from soda.CSUA.Berkeley.EDU (soda.CSUA.Berkeley.EDU [128.32.43.52]) by hub.freebsd.org (Postfix) with ESMTP id D270F153A8 for <freebsd-hackers@FreeBSD.ORG>; Sun, 11 Apr 1999 17:04:28 -0700 (PDT) (envelope-from jwm@CSUA.Berkeley.EDU) Received: from soda.CSUA.Berkeley.EDU (localhost [127.0.0.1]) by soda.CSUA.Berkeley.EDU (8.8.8/) via ESMTP id RAA15550; Sun, 11 Apr 1999 17:02:10 -0700 (PDT) env-from (jwm@CSUA.Berkeley.EDU) Message-Id: <199904120002.RAA15550@soda.CSUA.Berkeley.EDU> To: Matthew Dillon <dillon@apollo.backplane.com> Cc: freebsd-hackers@FreeBSD.ORG Subject: Re: read() and pread() syscalls In-reply-to: Message from Matthew Dillon <dillon@apollo.backplane.com> of "Sun, 11 Apr 1999 16:33:35 PDT." <199904112333.QAA08352@apollo.backplane.com> Date: Sun, 11 Apr 1999 17:02:10 -0700 From: John Milford <jwm@CSUA.Berkeley.EDU> Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG Matthew Dillon <dillon@apollo.backplane.com> wrote: > No. This would screw up backwards compatibility and, besides, > read()'s semantics cannot be simulated with pread() because > read() updates the offset stored in the file descriptor and > pread() does not. > > -Matt > Sorry that slipped by me. THanks for the quick reply. --John To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message