| ␉␉␉␉␉if [ $i -lt $sliceNumber ]; then␊ |
| ␉␉␉␉␉␉"$scriptDir"InstallLog.sh "${installerVolume}" "WARN: Conditions point to the possibility of a boot failure"␊ |
| ␊ |
| ␉␉␉␉␉␉# Fix by making previous paritionboot sector un-bootable␊ |
| ␉␉␉␉␉␉# Change Byte 01FExh to 00 (510 decimal)␉␉␊ |
| ␉␉␉␉␉␉# Fix by making previous parition bootsector un-bootable␉␊ |
| ␉␉␉␉␉␉message="---␊ |
| FIX: Make ${targetDisk}s${i} boot sector un-bootable by changing byte 1FEh to 00.␊ |
| NOTE: Any Extra folder you had there will still be there. If you want to use␊ |
|
| ␉␉␉␉␉␉␉diskutil unmount "${targetDisk}"s${i}␊ |
| ␉␉␉␉␉␉fi␊ |
| ␉␉␉␉␉␉␉␉␉␉␉␉␊ |
| ␉␉␉␉␉␉if [ "$( fstyp "${targetDisk}"s${i} | grep hfs )" ]; then␊ |
| ␉␉␉␉␉␉␉#echo "DEBUG: HFS - changing byte 1FEh to 00"␊ |
| ␉␉␉␉␉␉␉dd if=${targetDisk}s${i} count=2 bs=512 of=originalBootSector␊ |
| ␉␉␉␉␉␉␉cp originalBootSector newBootSector␊ |
| ␉␉␉␉␉␉␉dd if="patch" of=newBootSector bs=1 count=1 seek=510 conv=notrunc␊ |
| ␉␉␉␉␉␉␉dd if=newBootSector of=${targetDisk}s${i} count=2 bs=510␊ |
| ␉␉␉␉␉␉fi␊ |
| ␉␉␉␉␉␉if [ "$( fstyp "${targetDisk}"s${i} | grep msdos )" ]; then␊ |
| ␉␉␉␉␉␉␉#echo "DEBUG: MSDOS - changing byte 1FEh to 00"␊ |
| ␉␉␉␉␉␉␉dd if=${targetDisk}s${i} count=1 bs=512 of=/tmp/originalBootSector␊ |
| ␉␉␉␉␉␉␉cp /tmp/originalBootSector /tmp/newBootSector␊ |
| ␉␉␉␉␉␉␉dd if="$scriptDir/patch" of=/tmp/newBootSector bs=1 count=1 seek=510 conv=notrunc␊ |
| ␉␉␉␉␉␉␉dd if=/tmp/newBootSector of=${targetDisk}s${i} count=1 bs=512␊ |
| ␉␉␉␉␉␉fi␊ |
| ␉␉␉␉␉␉# Change Byte 01FExh to 00 (510 decimal)␊ |
| ␉␉␉␉␉␉# Same code can be used for HFS or FAT32␊ |
| ␉␉␉␉␉␉dd if=${targetDisk}s${i} count=1 bs=512 of=/tmp/originalBootSector␊ |
| ␉␉␉␉␉␉cp /tmp/originalBootSector /tmp/newBootSector␊ |
| ␉␉␉␉␉␉dd if="$scriptDir/patch" of=/tmp/newBootSector bs=1 count=1 seek=510 conv=notrunc␊ |
| ␉␉␉␉␉␉dd if=/tmp/newBootSector of=${targetDisk}s${i} count=1 bs=512␊ |
| ␉␉␉␉␉␉␊ |
| ␉␉␉␉␉␉# /Volumes/EFI needs re-mounting so EFI/postinstall script can use it.␊ |
| ␉␉␉␉␉␉# Don't check for a GPT as wouldn't have got here if it wasn't␊ |
