X-Recipient: archive-cygwin AT delorie DOT com X-Spam-Check-By: sourceware.org Date: Mon, 29 Nov 2010 17:00:05 -0500 From: Christopher Faylor To: cygwin AT cygwin DOT com Subject: Re: /etc/profile optimization and correctness Message-ID: <20101129220005.GA724@ednor.casa.cgf.cx> Reply-To: cygwin AT cygwin DOT com Mail-Followup-To: cygwin AT cygwin DOT com References: <4CF3A930 DOT 40404 AT gmail DOT com> <4CF3F36B DOT 2010507 AT cornell DOT edu> <4CF419B5 DOT 5000408 AT gmail DOT com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4CF419B5.5000408@gmail.com> User-Agent: Mutt/1.5.20 (2009-06-14) Mailing-List: contact cygwin-help AT cygwin DOT com; run by ezmlm Precedence: bulk List-Id: List-Unsubscribe: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: cygwin-owner AT cygwin DOT com Mail-Followup-To: cygwin AT cygwin DOT com Delivered-To: mailing list cygwin AT cygwin DOT com On Mon, Nov 29, 2010 at 01:23:01PM -0800, Daniel Colascione wrote: >On 11/29/2010 10:39 AM, Ken Brown wrote: >>On 11/29/2010 8:22 AM, Daniel Colascione wrote: >>>Starting a login shell on my system takes a painfully long time, mostly >>>because fork() is pretty slow on WOW6432 systems. I've taken a look at >>>the shell initialization routines and identified some potential >>>savings: >>> >>>- Can't we use USERNAME to set USER instead of running `id -un`? >> >>You can't rely on USERNAME. For example, if I login via ssh using >>pubkey authentication, USERNAME is set to SYSTEM on my machine. >> > >Works fine for me. Nevertheless, making /etc/profile rely on a user-settable environment variable is still a bad idea. cgf -- Problem reports: http://cygwin.com/problems.html FAQ: http://cygwin.com/faq/ Documentation: http://cygwin.com/docs.html Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple