diff options
| -rwxr-xr-x | isohybrid-acritox | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/isohybrid-acritox b/isohybrid-acritox index 10fdc1f..657f377 100755 --- a/isohybrid-acritox +++ b/isohybrid-acritox @@ -50,6 +50,8 @@ $pm3='504d00000000000300000001000004004b414e4f5449585f45464900000000000000000000 # Pad the image to a fake cylinder boundary $cylsize = 1024*1024; # 1MB +use File::Temp qw/ tempdir /; + die "Usage: $0 <binary-hybrid.iso>\n" if $#ARGV != 0; use integer; @@ -108,6 +110,9 @@ $fat_pos_blk = $fat_pos_lba/4; $fat_maxsize_blk = $csf_size_blk - $fat_pos_blk; $fat_maxsize_blk -= $fat_maxsize_blk % 16; +# Create mountpoint for the ISO +$mountpoint = tempdir( CLEANUP => 1 ); + # Generate the FAT partition print <<`SHELL`; if [ ! -x /usr/bin/mmd ]; then @@ -117,12 +122,15 @@ fi rm -f "$fat_filename" +# Mount the ISO +mount -o loop "$file" "$mountpoint" + # Stuff boot*.efi into a FAT filesystem # mkfs.msdos has blocksize 1024 => multiply with 2 mkfs.msdos -n "$fat_label" -C "$fat_filename" \$(($fat_maxsize_blk*2)) >&2 mmd -i "$fat_filename" ::efi mmd -i "$fat_filename" ::efi/boot -for file in binary/efi/boot/boot*.efi +for file in "$mountpoint"/efi/boot/boot*.efi do mcopy -i "$fat_filename" \$file "::efi/boot/\$(basename "\$file")" done @@ -175,7 +183,7 @@ workdir="\$(mktemp -d efi-image.XXXXXX)" # Stuff boot*.efi into a HFS+ filesystem, making it as small as possible (in MB steps). # (x+1023)/1024*1024 rounds up to multiple of 1024. -dd if=/dev/zero of="\$img" bs=1k count=\$(( (\$(stat -c %s binary/efi/boot/boot*.efi | awk '{s+=\$1} END {print s}') / 1024 + 1023) / 1024 * 1024 )) 2>/dev/null +dd if=/dev/zero of="\$img" bs=1k count=\$(( (\$(stat -c %s "$mountpoint"/efi/boot/boot*.efi | awk '{s+=\$1} END {print s}') / 1024 + 1023) / 1024 * 1024 )) 2>/dev/null mkfs.hfsplus -v "\$label" "\$img" >&2 mount -o loop,creator=prhc,type=jxbt,uid=99,gid=99 "\$img" "\$workdir" case "\$vollabel" in @@ -188,7 +196,7 @@ http*|ftp*) esac mkdir -p "\$workdir"/efi/boot -for file in binary/efi/boot/boot*.efi +for file in "$mountpoint"/efi/boot/boot*.efi do cp "\$file" "\$workdir/efi/boot/\$(basename "\$file")" done @@ -217,6 +225,7 @@ done set -- \$(ls -i \$workdir/efi/boot/boot*.efi) inode=\$1 +umount "$mountpoint" umount "\$workdir" # return the inode that needs to be blessed echo "\$inode" |