Want to avoid receiving empty emails from the #Linux, #FreeBSD, or #Unix cron job? Set the MAILTO variable before the job. For instance:
MAILTO="" # turn it off
40 12 1 * * /path/job1
MAILTO="foo@example-com" # send output here
10 4 * * * /path/job2
See https://www.cyberciti.biz/faq/disable-the-mail-alert-by-crontab-command/ and https://www.cyberciti.biz/faq/linux-unix-crontab-change-mailto-settings/ for more info.
