Subversion Repositories planix.SVN

#!/bin/rc

# desc: subdivide plan 9 disk partition
# prereq: partdisk

fn autotype {
        if(~ $fstype fossil)
                echo -a 9fat -a nvram -a fossil -a swap
        if(~ $fstype fossil+venti)
                echo -a 9fat -a nvram -a arenas -a isect -a fossil -a swap # -a other
}

switch($1) {
case checkready
        if(! test -f /dev/sd*/plan9*){
                prepdisk=notdone
                export prepdisk
        }

case go
        echo 'The following Plan 9 disk partitions were found.'
        echo
        disks=(/dev/sd*/plan9*)
        for (i in $disks){
                echo $i
                echo q | disk/prep -r $i >[2]/dev/null
                echo
        }
        if(~ $#disks 1)
                default=(-d $disks)
        if not
                default=()
        prompt $default 'Plan 9 partition to subdivide' $disks
        disk=$rd

        echo 'This is disk/prep; use it to subdivide the Plan 9 partition.'
        echo 'If it is not yet subdivided, a sensible layout will be suggested;'
        echo 'you can probably just type ''w'' and then ''q''.'
        echo
        disk/prep `{autotype} $disk
        disk/prep -p $disk >`{basename -d $disk}^/ctl >[2]/dev/null

case checkdone
        if(! test -f /dev/sd*/9fat)
                prepdisk=ready

        if(! ~ $prepdisk ready){
                prepdisk=done
                switch($fstype){
                case fossil
                        if(! test -f /dev/sd*/fossil* && ! test -f /dev/fs/fossil*)
                                prepdisk=ready
                case fossil+venti
                        if(! test -f /dev/sd*/fossil* && ! test -f /dev/fs/fossil*)
                                prepdisk=ready
                        if(! test -f /dev/sd*/arenas && ! test -f /dev/fs/arenas*)
                                prepdisk=ready
                        if(! test -f /dev/sd*/isect && ! test -f /dev/fs/isect*)
                                prepdisk=ready
                }
        }
        export prepdisk
}