FILENAME="/${SHELL_FILENAME}" echo "### 001" { > "${FILENAME}" bss=4096 bsl=4095 if [ $SHELL_FILESIZE -lt $bss ]; then bss=1; bsl=0; fi while [ $SHELL_FILESIZE -gt 0 ]; do cnt=`expr \\( $SHELL_FILESIZE + $bsl \\) / $bss` n=`dd bs=$bss count=$cnt | tee -a "${FILENAME}" | wc -c` SHELL_FILESIZE=`expr $SHELL_FILESIZE - $n` done }; echo "### 200"