On Fri, Feb 11, 2022 at 07:36:10AM -0500, Greg Wooledge wrote: > On Thu, Feb 10, 2022 at 09:48:40PM -0700, Charles Curley wrote: [...] > > So I expect that something has already done the export for me, and it > > is unnecessary. > > unicorn:~$ echo "$XAUTHORITY" > /home/greg/.Xauthority > unicorn:~$ su > Password: > root@unicorn:/home/greg# echo "$XAUTHORITY" > /home/greg/.Xauthority > root@unicorn:/home/greg# > exit > unicorn:~$ su - > Password: > root@unicorn:~# echo "$XAUTHORITY" > > root@unicorn:~# > logout > > That makes me curious about what has been done to your system, which > is clearly behaving differently from mine. "su" with no arguments > preserves the environment, but "su -" establishes a new environment > and launches a login shell. The XAUTHORITY variable should be lost, > but perhaps something in your shell profile(s) is recreating it. I'd look in the general direction of pam_env and its corresponding config file /etc/security/pam_env.conf Cheers -- t
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