From mboxrd@z Thu Jan  1 00:00:00 1970
Path: news.gmane.org!not-for-mail
From: Eli Zaretskii <eliz@gnu.org>
Newsgroups: gmane.emacs.devel
Subject: Re: [Ronan.Keryell@enstb.org: tramp sudo:: and version control on
	RCS root controlled files]
Date: Sun, 20 Nov 2005 21:28:39 +0200
Message-ID: <usltrxgns.fsf@gnu.org>
References: <E1EYXgy-0001gS-J5@fencepost.gnu.org>
	<1132399024.3050.90.camel@localhost>
	<87psov6yo6.fsf-monnier+emacs@gnu.org>
Reply-To: Eli Zaretskii <eliz@gnu.org>
NNTP-Posting-Host: main.gmane.org
X-Trace: sea.gmane.org 1132514987 5194 80.91.229.2 (20 Nov 2005 19:29:47 GMT)
X-Complaints-To: usenet@sea.gmane.org
NNTP-Posting-Date: Sun, 20 Nov 2005 19:29:47 +0000 (UTC)
Cc: spiegel@gnu.org, emacs-devel@gnu.org
Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Sun Nov 20 20:29:44 2005
Return-path: <emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org>
Original-Received: from lists.gnu.org ([199.232.76.165])
	by ciao.gmane.org with esmtp (Exim 4.43)
	id 1Edurx-0000Bm-7G
	for ged-emacs-devel@m.gmane.org; Sun, 20 Nov 2005 20:28:57 +0100
Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org)
	by lists.gnu.org with esmtp (Exim 4.43)
	id 1Edurw-0002B5-ON
	for ged-emacs-devel@m.gmane.org; Sun, 20 Nov 2005 14:28:56 -0500
Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43)
	id 1Edurm-0002AU-9f
	for emacs-devel@gnu.org; Sun, 20 Nov 2005 14:28:46 -0500
Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43)
	id 1Edurk-0002AG-QG
	for emacs-devel@gnu.org; Sun, 20 Nov 2005 14:28:46 -0500
Original-Received: from [199.232.76.173] (helo=monty-python.gnu.org)
	by lists.gnu.org with esmtp (Exim 4.43) id 1Edurk-0002A8-LY
	for emacs-devel@gnu.org; Sun, 20 Nov 2005 14:28:44 -0500
Original-Received: from [192.114.186.20] (helo=nitzan.inter.net.il)
	by monty-python.gnu.org with esmtp (Exim 4.34)
	id 1Edurj-0005Ib-F7; Sun, 20 Nov 2005 14:28:43 -0500
Original-Received: from HOME-C4E4A596F7 (IGLD-80-230-33-37.inter.net.il [80.230.33.37])
	by nitzan.inter.net.il (MOS 3.6.5-GR)
	with ESMTP id BZH23959 (AUTH halo1);
	Sun, 20 Nov 2005 21:28:32 +0200 (IST)
Original-To: Stefan Monnier <monnier@iro.umontreal.ca>
In-reply-to: <87psov6yo6.fsf-monnier+emacs@gnu.org> (message from Stefan
	Monnier on Sun, 20 Nov 2005 12:02:59 -0500)
X-BeenThere: emacs-devel@gnu.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: "Emacs development discussions." <emacs-devel.gnu.org>
List-Unsubscribe: <http://lists.gnu.org/mailman/listinfo/emacs-devel>,
	<mailto:emacs-devel-request@gnu.org?subject=unsubscribe>
List-Archive: <http://lists.gnu.org/pipermail/emacs-devel>
List-Post: <mailto:emacs-devel@gnu.org>
List-Help: <mailto:emacs-devel-request@gnu.org?subject=help>
List-Subscribe: <http://lists.gnu.org/mailman/listinfo/emacs-devel>,
	<mailto:emacs-devel-request@gnu.org?subject=subscribe>
Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org
Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org
Xref: news.gmane.org gmane.emacs.devel:46352
Archived-At: <http://permalink.gmane.org/gmane.emacs.devel/46352>

> From: Stefan Monnier <monnier@iro.umontreal.ca>
> Date: Sun, 20 Nov 2005 12:02:59 -0500
> Cc: rms@gnu.org, emacs-devel@gnu.org
> 
> > The only solution I can think of would be to have a new
> > file-handler-sensitive operation (file-login-name FILE) which returns
> > the name of the user under which Emacs accesses the given FILE.  For
> > local files, that would be equivalent to user-login-name, for remote
> > files it would be the name of the remote user, or "root" if Tramp sudo::
> > is involved.
> 
> We could try and use (process-file "whoami") or (process-file "id").

Can we assume that these commands are always available on all
supported systems?