Function readLinuxId

app/src/Licensing/MachineID.cpp:67–83

* @brief Reads the GNU/Linux machine id from the dbus or systemd store. */

 * @brief Reads the GNU/Linux machine id from the dbus or systemd store.
 */
static QString readLinuxId(bool& complete)
{
  QProcess process;
  const auto catTool = resolveSystemTool({"/bin/cat", "/usr/bin/cat"}, "cat");
  process.start(catTool, {"/var/lib/dbus/machine-id"});
  awaitTool(process);
  QString id = process.readAllStandardOutput().trimmed();

  if (id.isEmpty()) {
    process.start(catTool, {"/etc/machine-id"});
    awaitTool(process);
    id = process.readAllStandardOutput().trimmed();
  }

  complete = !id.isEmpty();
  return id;
}
#endif

#if defined(Q_OS_MAC)