bin/khatus_parse_bluetoothctl_show

   1 #! /usr/bin/awk -f
   2
   3 BEGIN {
   4     OFS = msg_fs ? msg_fs : "|"
   5     Kfs = key_fs ? key_fs : ":"
   6 }
   7
   8 /^Controller / {
   9     controller = $2
  10     controllers[++ctrl_count] = controller
  11 }
  12
  13 /^\t[A-Z][A-Za-z]+:/ {
  14     key = $1
  15     sub(":$", "", key)
  16     sub("^\t" $1 " *", "")
  17     val = $0
  18     data[controller, key] = val
  19 }
  20
  21 END {
  22     # Using the 1st seen controller. Should we select specific instead?
  23     power_status = data[controllers[1], "Powered"]
  24     if (ctrl_count > 0) {
  25         if (power_status == "no") {
  26             show = "off"
  27         } else if (power_status == "yes") {
  28             show = "on"
  29         } else {
  30             print_error("Unexpected bluetooth power status: " power_status)
  31             show = "ERROR"
  32         }
  33     } else {
  34         show = "n/a"
  35     }
  36     print("power_status", show)
  37 }
  38
  39 function print_error(msg) {
  40     print(msg) > "/dev/stderr"
  41 }