#!/bin/sh

KDU_COMPRESS=/usr/compat/linux/usr/bin/kdu_compress

cleanup()
{
    [ "$if" = ~/.kdu_in.ppm ] && rm -f $if; rm -f $of
    trap '' 0; exit $1
}

trap 'cleanup' 0 1 2 3 13 15

if [ $# -eq 0 ]; then
    if=~/.kdu_in.ppm
    cat >$if || cleanup $?
else
    if=$1
fi
of=~/.kdu_out.jpf

$KDU_COMPRESS -quiet -i "$if" -o $of Creversible=yes 1>&2 || cleanup $?
cat $of || cleanup $?
.