Mine

#! /bin/shdir="/home/nevan/reborn/bin"home="/home/nevan/reborn"exe="bongos"  ps x > $home/pswr.txt  grep $exe $home/pswr.txt > $home/ps2r.txt  rm $home/pswr.txt  if test -s $home/ps2r.txt  then    echo "confermo!"    echo "confermo!" >$home/checkr.txt    rm $home/ps2r.txt    exit 0  fi  echo "non trovo il pid"  rm $home/ps2r.txtecho "Riavvio"cd $dirdate > $home/startr.txt#echo "Avvio: /usr/bin/screen/screen -DmS bongos $dir/$exe"/usr/bin/screen -DmS bongos $dir/$exe &> prova.logecho "done"exit 1