source: gutenbach/debian/rm/revert_lpd.perms @ 9a301c8

#!/bin/sh -e

echo "Reverting changes to /etc/lprng/lpd.perms..." >&2
mv /etc/lprng/lpd.perms /etc/lprng/lpd.perms.bak
touch /etc/lprng/lpd.perms
while read line; do
    reject_not_server=$(echo "$line" | grep '^#REJECT NOT SERVER$' || true)
    if [ ! -z "$reject_not_server" ]; then
        echo "REJECT NOT SERVER" >> /etc/lprng/lpd.perms
    else
        reject_service=$(echo "$line" | grep '^#REJECT SERVICE=M$' || true)
        if [ ! -z "$reject_service" ]; then
            echo "REJECT SERVICE=M" >> /etc/lprng/lpd.perms
        else
            echo "$line" >> /etc/lprng/lpd.perms
        fi
    fi
done < /etc/lprng/lpd.perms.bak
rm /etc/lprng/lpd.perms.bak