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inst/bootplan9: skip mbr installation and active partition switching when we have no plan9 dos partition

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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.
This commit is contained in:
cinap_lenrek 2015-05-31 16:41:46 +02:00
parent 8278f6e34c
commit 52c6b751c0
1 changed files with 5 additions and 12 deletions
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17
rc/bin/inst/bootplan9
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@ -1,10 +1,10 @@
#!/bin/rc #!/bin/rc
p9offset=`{grep '^part 9fat ' /dev/$disk/ctl |awk '{print $3}'} # look for plan9 partition in the DOS partition table (if any)
if(! ~ $#p9offset 1) { p9part=`{disk/fdisk /dev/$disk/data >[2]/dev/null </dev/null | grep PLAN9 | sed 1q | sed 's/ *(p.) .*/\1/'}
echo 'could not find plan 9 partition.' if(~ $#p9part 0){
echo 'cannot happen' # nothing can be done
exit bad exit ''
} }
echo echo
@ -26,13 +26,6 @@ switch($rd) {
case n case n
; ;
case y case y
p9part=`{disk/fdisk /dev/$disk/data >[2]/dev/null </dev/null |
grep PLAN9 | sed 1q | sed 's/ *(p.) .*/\1/'}
if(~ $#p9part 0){
echo 'You have no Plan 9 partitions (How could this happen?)' >[1=2]
exit 'no plan 9 partition found'
}
p9part=$p9part(1)
{ echo 'A '^$p9part; echo w } | disk/fdisk /dev/$disk/data >[2]/dev/null >/dev/null { echo 'A '^$p9part; echo w } | disk/fdisk /dev/$disk/data >[2]/dev/null >/dev/null
x=$status x=$status
if(~ $x '' '|'){ if(~ $x '' '|'){