FS2=':' # Fields separator, level 2 (a field's subfields)
count_powered_controllers() {
- bluetoothctl -- show | grep -c 'Powered: yes'
+ echo show | bluetoothctl | grep -c 'Powered: yes'
}
count_connected_devices() {
- bluetoothctl -- paired-devices \
- | awk '{print $2}' \
- | xargs -I % bluetoothctl -- info % \
+ echo paired-devices \
+ | bluetoothctl \
+ | awk '/^Device +[0-9a-zA-Z][0-9a-zA-Z]:/ {print $2}' \
+ | xargs -I % sh -c 'echo info % | bluetoothctl' \
| grep -c 'Connected: yes'
}