/*
 * Copyright (C) 2013 Igalia S.L.
 *
 * 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.
 * 3.  Neither the name of Apple Inc. ("Apple") nor the names of
 *     its contributors may be used to endorse or promote products derived
 *     from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE 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 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 "config.h"
#include "InjectedBundleUtilities.h"

#include <gtk/gtk.h>
#include <wtf/FileSystem.h>
#include <wtf/glib/GUniquePtr.h>

namespace WTR {

CString topLevelPath()
{
    if (const char* topLevelDirectory = g_getenv("WEBKIT_TOP_LEVEL"))
        return topLevelDirectory;

    // If the environment variable wasn't provided then assume we were built into
    // WebKitBuild/Debug or WebKitBuild/Release. Obviously this will fail if the build
    // directory is non-standard, but we can't do much more about this.
    GUniquePtr<char> parentPath(g_path_get_dirname(FileSystem::currentExecutablePath().data()));
    GUniquePtr<char> layoutTestsPath(g_build_filename(parentPath.get(), "..", "..", "..", nullptr));
    GUniquePtr<char> absoluteTopLevelPath(realpath(layoutTestsPath.get(), 0));
    return absoluteTopLevelPath.get();
}

} // namespace WTR