sane-project-backends/tools/hotplug-ng/libsane.hotplug

#!/bin/sh
#
# This file is part of the SANE distribution.
# Hotplug USB hook for SANE

if [ "$ACTION" != "add" ]; then
    exit 0
fi

DEVVID=$(printf %4s $(echo $PRODUCT | cut -d'/' -f1) | tr ' ' 0)
DEVPID=$(printf %4s $(echo $PRODUCT | cut -d'/' -f2) | tr ' ' 0)

DEVCONF=$(grep -i "^0x$DEVVID[[:space:]]\+0x$DEVPID" /etc/sane.d/hotplug/*.db 2> /dev/null)

if [ $? != 0 ]; then
    exit 0
fi

set $DEVCONF

chown $3 $DEVICE && chmod $4 $DEVICE

if [ ! -z $5 -a -x $5 ]; then
    export DEVVID
    export DEVPID
    exec $5
fi

exit 0