/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

/* $Rev$ $Date$ */

/**
 * Test library.
 */

#include "function.hpp"

namespace tuscany {
namespace test {

    const int cppsquare(const int x) {
        return x * x;
    }

}
}

extern "C" {

    const int csquare(const int x) {
        return tuscany::test::cppsquare(x);
    }

    const tuscany::lambda<const int(const int)> csquarel() {
        return tuscany::lambda<const int(const int)>(tuscany::test::cppsquare);
    }

}
