while (1) {
        line = readLine();
        if (line.isNull()) {
            return -1;
        }

        if (line == "display") {
            writeLine(display());
        } else if (line == "display_auth") {
#if HAVE_X11
            writeLine(displayAuth());
#else
            writeLine("");
#endif
        } else if (line == "command") {
            writeString(m_command);
        } else if (line == "path") {
            QByteArray path = qgetenv("PATH");
            if (!path.isEmpty() && path[0] == ':') {
                path = path.mid(1);
            }
            if (m_user == "root") {
                if (!path.isEmpty()) {
                    path = "/sbin:/bin:/usr/sbin:/usr/bin:" + path;
                } else {
                    path = "/sbin:/bin:/usr/sbin:/usr/bin";
                }
            }
            writeLine(path);
        } else if (line == "user") {
            writeLine(m_user);
        } else if (line == "priority") {
            tmp.setNum(m_priority);
            writeLine(tmp);
        } else if (line == "scheduler") {
            if (m_scheduler == SchedRealtime) {
                writeLine("realtime");
            } else {
                writeLine("normal");
            }
        } else if (line == "xwindows_only") {
            if (m_XOnly) {
                writeLine("no");
            } else {
                writeLine("yes");
            }
        } else if (line == "app_startup_id") {
            QList<QByteArray> env = environment();
            QByteArray tmp;
            for (int i = 0; i < env.count(); ++i) {
                const char startup_env[] = "DESKTOP_STARTUP_ID=";
                if (env.at(i).startsWith(startup_env)) {
                    tmp = env.at(i).mid(sizeof(startup_env) - 1);
                }
            }
            if (tmp.isEmpty()) {
                tmp = "0"; // krazy:exclude=doublequote_chars
            }
            writeLine(tmp);
        } else if (line == "app_start_pid") { // obsolete
            // Force the pid_t returned from getpid() into
            // something QByteArray understands; avoids ambiguity
            // between short and unsigned short in particular.
            tmp.setNum((PIDType<sizeof(pid_t)>::PID_t)(getpid()));
            writeLine(tmp);
        } else if (line == "environment") { // additional env vars
            QList<QByteArray> env = environment();
            for (int i = 0; i < env.count(); ++i) {
                writeString(env.at(i));
            }
            writeLine("");
        } else if (line == "end") {
            return 0;
        } else {
            qWarning() << "[" << __FILE__ << ":" << __LINE__ << "] " << "Unknown request:" << line;
            return 1;
        }
    }
/*
 * !!! ADDED BY ARRAYBOLT3
 * !!! Notice that there's no match for "stop" anywhere in this long list of "else if" statements. I think that's what
 * !!! kdesu is complaining about.
 *
 */
    return 0;
}