52c6b751c0
on efi systems, there is no plan9 partition in the dos partition table that could be marked active and the mbr should be left alone.
38 lines
909 B
Bash
Executable file
38 lines
909 B
Bash
Executable file
#!/bin/rc
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# look for plan9 partition in the DOS partition table (if any)
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p9part=`{disk/fdisk /dev/$disk/data >[2]/dev/null </dev/null | grep PLAN9 | sed 1q | sed 's/ *(p.) .*/\1/'}
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if(~ $#p9part 0){
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# nothing can be done
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exit ''
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}
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echo
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echo 'If you use the Windows NT/2000/XP master boot record'
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echo 'or a master boot record from a Unix clone (e.g., LILO or'
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echo 'FreeBSD bootmgr), it is probably safe to continue using'
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echo 'that boot record rather than install the Plan 9 boot record.'
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echo
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prompt 'Install the Plan 9 master boot record' y n
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switch($rd) {
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case n
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;
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case y
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disk/mbr -m /386/mbr /dev/$disk/data
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}
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prompt 'Mark the Plan 9 partition active' y n
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switch($rd) {
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case n
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;
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case y
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{ echo 'A '^$p9part; echo w } | disk/fdisk /dev/$disk/data >[2]/dev/null >/dev/null
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x=$status
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if(~ $x '' '|'){
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echo
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echo 'The Plan 9 partition is now marked as active.'
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exit ''
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}
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exit $x
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}
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exit ''
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