> On Wed, May 07, 2025 at 11:26:24AM +0200, Vegard Svanberg wrote: >B) A heartbeat script > >Create a new (hidden) screen window and run something like: > >while true ; sleep 5 ; echo "$STY" > "$HOME/.screen.lastsession" > >Obviously this would still run when the screen is detached, so you'd >have to add some logic to detect that and pause the update. > >You could possible add something in .screenrc to spawn this >automatically. > >Personally, I think I'd patch screen and contribute the code.
Prior to Linux or developers juggling around process number IDs in an effort for randomizing PIDs for fear of lack of security, the last or highest numbered PID was likely the last or most recently used screen session. Probably can check sysfs or proc PIDs for timestamps, for the last used screen session? Roger
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