1test_description="mke2fs with offset option (-E offset=N)" 2OUT="$test_name.log" 3 4echo "testing mke2fs with -E offset=524288 option (no fssize)" > "$OUT" 5yes a | $DD of="$TMPFILE" bs=1k count=2048 iflag=fullblock 2>>"$OUT" 6$MKE2FS -F -b 1024 -E offset=524288 "$TMPFILE" >> "$OUT" 2>&1 7# compute crc of the first 512 1k blocks 8crc_first1=`$DD if="$TMPFILE" bs=1k count=512 2>/dev/null | $CRCSUM` 9 10echo "testing mke2fs with -E offset=524288 option (explicit fssize)" >> "$OUT" 11yes a | $DD of="$TMPFILE" bs=1k count=2048 iflag=fullblock 2>>"$OUT" 12$MKE2FS -F -b 1024 -E offset=524288 "$TMPFILE" 1024 >> "$OUT" 2>&1 13# compute crc of the first and last 512 1k blocks 14crc_first2=`$DD if="$TMPFILE" bs=1k count=512 2>/dev/null | $CRCSUM` 15crc_last2=`$DD if="$TMPFILE" bs=1k count=512 skip=1536 2>/dev/null | $CRCSUM` 16crc_exp=`yes a | $DD bs=1k count=512 2>/dev/null | $CRCSUM` 17# a warning should be only emitted by the first mke2fs call 18warning=`grep -c "offset specified without an explicit file system size." \ 19 "$OUT"` 20 21if [ "$warning" -eq 1 -a \ 22 "$crc_first1" = "$crc_first2" -a \ 23 "$crc_first2" = "$crc_last2" -a \ 24 "$crc_first2" = "$crc_exp" ]; then 25 echo "$test_name: $test_description: ok" 26 touch "$test_name.ok" 27else 28 echo "$test_name: $test_description: failed" 29 echo "warning: $warning" > "$test_name.failed" 30 echo "crc_first1: $crc_first1" >> "$test_name.failed" 31 echo "crc_first2: $crc_first2" >> "$test_name.failed" 32 echo "crc_last2: $crc_last2" >> "$test_name.failed" 33 echo "crc_exp: $crc_exp" >> "$test_name.failed" 34fi 35