| 1 | #! /bin/sh |
| 2 | |
| 3 | set -e |
| 4 | |
| 5 | echo -e 'show \n quit' \ |
| 6 | | bluetoothctl \ |
| 7 | | awk ' |
| 8 | /^Controller / { |
| 9 | controller = $2; |
| 10 | controllers[++ctrl_count] = controller; |
| 11 | } |
| 12 | /^\t[A-Z][A-Za-z]+:/ { |
| 13 | key = $1; |
| 14 | sub(":$", "", key); |
| 15 | val = $2; |
| 16 | for (i=3; i<=NF; i++) { |
| 17 | val = val " " $i}; |
| 18 | data[controller, key] = val; |
| 19 | } |
| 20 | END { |
| 21 | # Using the 1st seen controller. Should we select specific instead? |
| 22 | power_status = data[controllers[1], "Powered"]; |
| 23 | if (ctrl_count > 0) { |
| 24 | if (power_status == "no") { |
| 25 | power_status = "off" |
| 26 | } else if (power_status == "yes") { |
| 27 | power_status = "on" |
| 28 | } else { |
| 29 | printf("Unexpected bluetooth power status: %s\n", power_status)\ |
| 30 | > "/dev/stderr"; |
| 31 | power_status = "ERROR" |
| 32 | } |
| 33 | } else { |
| 34 | power_status = "off" # TODO: Perhaps use differentiated marker? |
| 35 | } |
| 36 | printf("%s\n", power_status); |
| 37 | }' |