slcl/watchdir

#! /bin/sh

usage()
{
	echo "$0 [-s <size>] [-r] [-h] [-j <jobs>] <dir>"
}

REGEN=0
SIZE=96

while getopts rj:s:h arg
do
	case $arg in
	j) JOBS="$OPTARG"
	;;
	r) REGEN=1
	;;
	s) SIZE="$OPTARG"
	;;
	h) usage
		exit 0
	;;
	?) usage >&2
		exit 1
	;;
	esac
done

shift $(($OPTIND - 1))

if [ $# != 1 ]; then
	usage >&2
	exit 1
fi

DIR="$1"

[ "$REGEN" -eq 1 ] && "$(dirname $0)/tngen" \
	${SIZE:+-s$SIZE} \
	${JOBS:+-j$JOBS} \
	-d "$DIR" \
	"$DIR/user"

while :
do
	F="$(inotifywait -e modify,move,create,delete \
		--format "%w%f" -qr "$DIR/user/")"
	"$(dirname $0)/tngen" \
		${SIZE:+-s$SIZE} \
		${JOBS:+-j$JOBS} \
		-d "$DIR" \
		"$(dirname "$F")"
done