Subject: Re: "Don't login as root, use the su command."
To: None <firstname.lastname@example.org>
From: Alan Barrett <email@example.com>
Date: 02/12/2000 12:21:12
On Sat, 12 Feb 2000, Geoff Adams wrote:
> So root's .login and .profile can simply check to see whether "$LOGNAME"
> equals "root". If it's equal to something else, the user used 'su'. Even
> 'su -' will work with this scheme, since it obliterates LOGNAME, leaving it
> set to nothing. "" won't equal "root", so the message won't be printed.
The fact that "su -" obliterates LOGNAME is a bug.
--apb (Alan Barrett)