/**
 * Check for libappindicator1 support before creating tray icon
 */
function checkLinuxTraySupport (cb) {
  var cp = require('child_process')

  // Check that we're on Ubuntu (or another debian system) and that we have
  // libappindicator1. If WebTorrent was installed from the deb file, we should
  // always have it. If it was installed from the zip file, we might not.
  cp.exec('dpkg --get-selections libappindicator1', function (err, stdout) {
    if (err) return cb(false)
    // Unfortunately there's no cleaner way, as far as I can tell, to check
    // whether a debian package is installed:
    cb(stdout.endsWith('\tinstall\n'))
  })
}