plan9/rc/bin/rwd

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#!/bin/rc
rfork e
if(! ~ $#* 1){
echo 'usage: remotesys=xxx rwd dir' >[1=2]
exit usage
}
suf=''
if(~ $#remotesys 1)
suf = @$remotesys
if not
remotesys=''
echo -n $1 >/dev/wdir
b=`{basename $1}
if(! ~ $#b 1)
b=/
echo -n $b^$suf >/dev/label
if(test -f /dev/acme/ctl){
echo name $1/-$remotesys >/dev/acme/ctl
echo dumpdir $1 >/dev/acme/ctl
}