Subversion Repositories planix.SVN

#!/bin/rc

# desc: move an old third edition plan 9 file system out of the way
# prereq: mountfs

rootfiles=(\
        386\
        68000\
        68020\
        LICENSE\
        NOTICE\
        acme\
        adm\
        alpha\
        arm\
        cron\
        dist\
        fd\
        lib\
        lp\
        mail\
        mips\
        mnt\
        n\
        power\
        rc\
        sparc\
        sys\
        tmp\
        usr/glenda\
        wrap\
)

switch($1){
case checkready
        if(! test -d /n/kfs/wrap){
                moveoldfs=done
                export moveoldfs
        }

case go
        if(test -d /n/kfs/wrap){
                echo 'You have a Third Edition Plan 9 installation on '^$fs^'.'
                echo 'We need to move the old file system out of the way (into /3e)'
                echo 'in order to continue.'
                echo
                prompt 'Move old file system' y n
                switch($rd){
                case y
                        kname=`{kfsname $fs}
                        log Moving old Plan 9 installation into /3e on kfs
                        logprog disk/kfscmd -n$kname 'create /3e sys sys 555 d' >>[2]/srv/log
                        logprog disk/kfscmd -n$kname 'create /3e/usr sys sys 555 d' >>[2]/srv/log
                        for(i in $rootfiles)
                                if(test -e /n/kfs/$i)
                                        logprog disk/kfscmd -n$kname 'rename /'^$i^' /3e/'^$i
                        # copy extant /adm/users in case there have been modifications
                        logprog disk/kfscmd -n$kname 'create /adm adm adm 555 d' >>[2]/srv/log
                        logprog cp /n/kfs/3e/adm/users /n/kfs/adm/users >>[2]/srv/log

                case n
                        echo 'Okay, but we can''t continue.'
                        echo
                }
        }

case checkdone
        if(test -d /n/kfs/wrap){
                moveoldfs=notdone
                export moveoldfs
        }
}