}

  if(!DEBUG)

    fprintf(stderr, "Running..");

  // Main loop

  while(!quit)

    {

    // request work

    if(DEBUG)

      fprintf(stderr,"Requesting work from %s...\n", hostname);

    haveWork = _web_getwork(slavekey, password, &jobnum, &framenum);

    /* If we got a frame */

    if(haveWork)

      {

        fprintf(stderr,"Got work from server...\n");

        if(DEBUG)

          fprintf(stderr, "Preparing to render frame %d in job %d\n", framenum, jobnum);

        prepareJobPaths(jobnum, framenum, outputExt, datadir, &urltoTar, &pathtoTar, &pathtoTardir, &pathtoJob, &pathtoJobfile, &urltoJobfile, &urltoOutput, &pathtoOutput, &pathtoRenderOutput, &pathtoOutdir);

        //free(outputExt);

        mkdir(pathtoTardir, 0700);

        int dlret = downloadTar(urltoTar, pathtoTar);

        //int dlret = downloadTar(urltoJobfile, pathtoJobfile);

        if(dlret == 0)

          fprintf(stderr,"Data retrieved successfully!\n");

        else if(dlret == 3){

          _web_resetframe(slavekey, password, jobnum, framenum);  // Unassign the frame on the server so other slaves can render it

          return 0; // ouput dir doesn't exist

        }

        else

          if(DEBUG)

            //fprintf(stderr,"Using existing uncompressed data %s...\n", pathtoJobfile);

            fprintf(stderr,"Using existing tarball %s...\n", pathtoTar);

        // Check if tar exists already

        struct stat jbuffer;

        int jstatus = stat(pathtoJobfile, &jbuffer);

        if(jstatus == -1){

          fprintf(stderr,"Main job file does not exist, extracting...\n");

          // If error unpacking tarball

          if(unpackJob(pathtoJob, pathtoTar)){

            _web_resetframe(slavekey, password, jobnum, framenum);  // Unassign the frame on the server so other slaves can render it

            fprintf(stderr,"Extraction failed, exiting.\n");

            return 1;

          }

        }

	else{

	  if(DEBUG)

	    fprintf(stderr,"Using already extracted data.\n");

        }

        struct stat tbuffer;

        int tstatus = stat(pathtoJobfile, &tbuffer);

	if(tstatus == -1){

          fprintf(stderr,"The main job file does not exist! Data may be corrupt, or the archive is malformatted.\n");

          return 1;

        }

        /* ignore return because directory may exist already */

        if(DEBUG)

          fprintf(stderr,"Creating output directory %s\n", pathtoOutdir);

        mkdir(pathtoOutdir, 0700);

        if(DEBUG)

          fprintf(stderr,"Marking frame started on server... ");

        _web_startframe(slavekey, password, jobnum, framenum);

        /* Execute blender */

        if(DEBUG){

          fprintf(stderr,"Executing blender on file %s\n", pathtoJobfile);

          fprintf(stderr,"Directing output to file %s\n", pathtoOutput);

        }

        if(exec_blender(pathtoJobfile, pathtoRenderOutput, framenum))

          {

            fprintf(stderr,"Error running Blender. Check your installation and/or your PATH.\n");

            _web_resetframe(slavekey, password, jobnum, framenum);  // Unassign the frame on the server so other slaves can render it

            return 1;

          }

        free(pathtoJobfile);

        pathtoJobfile = NULL;

        struct stat buffer;

        int fstatus = stat(pathtoOutput, &buffer);

        if(fstatus == -1){

          fprintf(stderr,"*** %s doesn't exist! Scene may not have camera, or your blender installation is not working.\n", pathtoOutput);

          _web_resetframe(slavekey, password, jobnum, framenum);  // Unassign the frame on the server so other slaves can render it

          return 1;

        }

        else{

          /* Post-execution */

          if(DEBUG)

            fprintf(stderr, "Finished frame %d in job %d, uploading...\n", framenum, jobnum);