commitpkg: use getopts to parse options

# see if any limit options were passed, we'll send them to rsync

rsyncopts=(-e ssh -p --chmod=ug=rw,o=r -c -h -L --progress --partial -y)

if [ "$1" = '-l' ]; then

	rsyncopts+=("--bwlimit=$2")

	shift 2

fi

if [ "$1" = "-a" ]; then

	commit_arch=$2

	shift 2

fi

while getopts ':l:a:' flag; do

	case $flag in

		l) rsyncopts+=("--bwlimit=$2") ;;

		a) commit_arch=$2 ;;

		:) echo "option requires an argument -- '$OPTARG'" >&2

			exit 1 ;;

		\?) echo "invalid option -- '$OPTARG'" >&2

			exit 1 ;;

	esac

done

shift $(( OPTIND - 1 ))

if [ -n "$(svn status -q)" ]; then

	echo -n 'committing changes to trunk...'