+ echo "Usage: $NAME [--errors|--latest] [--quick] [<system> [<system> [...]]]"
+ echo " $NAME --running"
+ echo
+ echo " --errors, -e Only show current backups with errors (implies \"--latest\")."
+ echo " --latest, -l Only show latest backup generations."
+ echo " --quick, -q Don't calculate backup sizes."
+ echo " --running, -r Check if an \"backup-script\" task is currently running."
+ echo