Partly right, Debian 9.9 tested 'xhost' still works, while 'xauth' and 'ssh -X' fail
foo> xhosts + goo> export DISPLAY=:0 emacs this could start emacs in GUI for goo On Mon, May 6, 2019 at 6:48 AM Francisco M Neto <[email protected]> wrote: > > I believe that only works if you're using X.Org. In Wayland that kind of > thing does not exist. > > --Francisco > > On Sat, 2019-05-04 at 02:46 +0200, An Liu wrote: > > > > HI， > > short answer is yes，you can have both emacs displayed in GUI > > > > i think the problem is when you switch to goo，the auth to DISPLAY is > > lost > > > > it depends much on how you switch to goo from foo > > > > btw， > > i guess you login to foo with display-manager such as gdm or something > > alike，and switch to goo with su > > > > serveral ways > > a little tricky but simple to work > > 1. switch to goo via ssh -X goo@localhost > > 2. try to start emacs in this session > > > > > > the 2nd one is to use xauth to deal with X permission > > > > 1. as foo > > echo $DISPLAY （typically you will get :0） > > xauth list （remember the hexcode ）let's say $hex > > 2. as goo > > export DISPLAY=:0 （or what you actually get in 1） > > xauth add :0 . $hex （easiest way is just do a copy-and-paste） > > 3. try to start emas in this session > > > > > > you can also use “xauth merge” or “xhost”，but the principle is the > > same > > > > > > On Fri, May 3, 2019 at 23:14 aprekates <[email protected]> wrote: > > > hi. in debian 9 i start emacs as user foo from the terminal and > > > the > > > gui start up. i start emacs from the terminal as another user goo > > > and > > > the text version comes. > > > > > > Can both users have their own gui emacs sessions ? > > > > > > > > > Alexandros > > > > > > > > > > -- > > Liu An > -- > -- > []'s, > > Francisco M Neto <[email protected]> > > GPG: 4096R/D692FBF0 -- Liu An
