Help with screen comand

[stan]

On Fri, Dec 06, 2019 at 05:32:23PM +1100, Karl Auer wrote:
> On Thu, 2019-12-05 at 10:05 -0500, stan wrote:
> > doc at ica-db:~$ screen -x stan/test
> > chmod /dev/pts/5: Operation not permitted
> > doc at ica-db:~$??
> 
> 
> Did you remember to turn on multiuser and add the user?
> 
> From the screen you are trying to share, it's something like
> 
> Ctl-A : multiuser on
> Ctl-A : acladd whoever
> 
> Once you've sorted it and if you will be doing it again with the same
> users, you can put the command sequence into .screenrc and it will be
> automagicated for you.
> 
> Also, for multi-user operation I think screen has to be setuid, so
> 
> sudo chmod u+s `which screen`
> 
> And probably also the PID file - in /var/run/screen?
> 
I beleive I have checked all those boxes, and I still get an errror  related to the
ptty when the 2nd user tries to connect.

--y
"They that would give up essential liberty for temporary safety deserve
neither liberty nor safety."
						-- Benjamin Franklin