I'm trying to make a simple and reliable script, preferably in bash, that is executed every minute using crontab. The script simply has to read the contents of the last couple of lines of an open screen and store them as a var so that I can search for a sub-string. Does anyone know of an easy way to do this, thanks.
You can send the
hardcopy command to the screen and read the last line using the
screen -X hardcopy "~/test.log" last -1 test.log
tail command works similarly to