#!/bin/sh
# Licensed under the terms of http://www.apache.org/licenses/LICENSE-2.0

# Clean a location (directory)

DIR="$1"

if [ "$#" -gt 1 -o -z "$DIR" -o "$DIR" = "-h" -o "$DIR" = "-h" ]
then
    echo "Usage: $(basename $0) DIRECTORY" 1>&2
    exit 0
    fi

if [ ! -d "$DIR" ]
then
    echo "Not a directory: $DIR" 1>&2
    exit 1
    fi

# Don't remove subdirectories or prefix files.
rm -f "$DIR"/*.idn
rm -f "$DIR"/*.idx
rm -f "$DIR"/*.dat