lumerical-hpc-scripts/hpc_get_hostname.lsf

if (fileexists("temppath.txt")) {
    temppath = read("temppath.txt");
    len = length(temppath);
    temppath = substring(temppath,1,len-2);
    cd(temppath);
    if (fileexists("hostname.txt")) {
        hostname = read("hostname.txt");
        len = length(hostname);
        hostname = substring(hostname,1,len-2);
        cd(rootdir);
    } else {
        cd(rootdir);
        break;
    }
} else {
    break;
}