/*

 * Copyright (C) 2010 Apple Inc. All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions

 * are met:

 * 1. Redistributions of source code must retain the above copyright

 *    notice, this list of conditions and the following disclaimer.

 * 2. Redistributions in binary form must reproduce the above copyright

 *    notice, this list of conditions and the following disclaimer in the

 *    documentation and/or other materials provided with the distribution.

 *

 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''

 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,

 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS

 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR

 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF

 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS

 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN

 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF

 * THE POSSIBILITY OF SUCH DAMAGE.

 */

#include "CommandLine.h"

using namespace WebCore;

namespace WebKit {

bool CommandLine::parse(LPTSTR commandLineString)

{

    m_args.clear();

    // Check if this is an empty command line.

    if (!commandLineString || !commandLineString[0])

        return true;

    int argumentCount;

    LPWSTR* commandLineArgs = ::CommandLineToArgvW(commandLineString, &argumentCount);

    if (!commandLineArgs)

        return false;

    if (argumentCount % 2) {

        ::LocalFree(commandLineArgs);

        return false;

    }

    for (int i = 0; i < argumentCount ; i += 2) {

        LPWSTR key = commandLineArgs[i];

        if (key[0] != '-') {

            ::LocalFree(commandLineArgs);

            return false;

        }

        m_args.set(&key[1], commandLineArgs[i + 1]);

    }

    ::LocalFree(commandLineArgs);

    return true;

}

} // namespace WebKit