-

#!/usr/bin/env sh

if ! [ -d "$1" ] ; then
	echo "usage: ${0##*/} dir"
	exit
fi

cd "$1"

pkg query "%o" | while read origin; do
	keys=$(pkg query "%Ok" "$origin")

	if [ -n "$keys" ]; then
		dir_package="$(echo $origin | sed 's!/!_!')"
		mkdir "$dir_package"
		version=$(pkg query "%n-%v" "$origin")
		options="$dir_package/options"

		> "$options"

		cat <<- EOF >> "$options"
		# Options for $version
		_OPTIONS_READ=$version
		_FILE_COMPLETE_OPTIONS_LIST=$(echo $keys)
		EOF
		
		pkg query "%Ok %Ov" "$origin" | while read key value; do
			unset=$(echo "$value" | sed 's/off/UN/;s/on//')
			echo "OPTIONS_FILE_${unset}SET+=${key}"
		done >> "$options"
	fi
done