From owner-cvs-all Tue Jul 16 19:13:36 2002 Delivered-To: cvs-all@freebsd.org Received: from mx1.FreeBSD.org (mx1.FreeBSD.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id B128337B400; Tue, 16 Jul 2002 19:13:33 -0700 (PDT) Received: from mailman.zeta.org.au (mailman.zeta.org.au [203.26.10.16]) by mx1.FreeBSD.org (Postfix) with ESMTP id 921CB43E58; Tue, 16 Jul 2002 19:13:32 -0700 (PDT) (envelope-from bde@zeta.org.au) Received: from bde.zeta.org.au (bde.zeta.org.au [203.2.228.102]) by mailman.zeta.org.au (8.9.3/8.8.7) with ESMTP id MAA01553; Wed, 17 Jul 2002 12:13:18 +1000 Date: Wed, 17 Jul 2002 12:17:01 +1000 (EST) From: Bruce Evans X-X-Sender: bde@gamplex.bde.org To: Garrett Wollman Cc: Dag-Erling Smorgrav , , Subject: Re: cvs commit: src/usr.bin Makefile src/usr.bin/cd Makefile cd.sh src/usr.bin/command Makefile command.sh In-Reply-To: <200207162201.g6GM1WU8092392@khavrinen.lcs.mit.edu> Message-ID: <20020717121521.R3327-100000@gamplex.bde.org> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-cvs-all@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG On Tue, 16 Jul 2002, Garrett Wollman wrote: > < said: > > > Huh? The "cd" command can not possibly work as an external command, > > it *has* to be a shell builtin since it's supposed to modify the > > shell's wd, and no process can change another process' wd. What have > > the Austin group been smoking? > > Don't blame it on Austin -- this requirement comes direct from > 1003.2-1992. [...] I guess the cd command could be used to check whether a useful cd would work (modulo races). Bruce To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe cvs-all" in the body of the message