#!/dis/sh
load expr arg string

arenasdir := /mnt/arenas
args := $*
(arg
	d+ {arenasdir = $arg}
	'*' {echo unkown option $opt}
	- $args
)

#assumes a certain block size for data which is not
# evenly divided by scores
# e.g. 41 is not a divisor of 1024

fn dump {
	score := $1
	data = "{getclump -d $arenasdir $score}
	if {~ ${alen $data} 1024} {
		echo -n $data
	} {
		echo -n $data |getlines {dump $line}
	}
}

if {! ~ $#* 1} {
	echo usage: vcat '[-d arenadir]' score > /fd/2
	exit
}
dump $1