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diff --git a/src/tools/cplusplus-shared/utils.h b/src/tools/cplusplus-shared/utils.h
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+/****************************************************************************
+**
+** Copyright (C) 2015 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing
+**
+** This file is part of Qt Creator.
+**
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company.  For licensing terms and
+** conditions see http://www.qt.io/terms-conditions.  For further information
+** use the contact form at http://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 or version 3 as published by the Free
+** Software Foundation and appearing in the file LICENSE.LGPLv21 and
+** LICENSE.LGPLv3 included in the packaging of this file.  Please review the
+** following information to ensure the GNU Lesser General Public License
+** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, The Qt Company gives you certain additional
+** rights.  These rights are described in The Qt Company LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+****************************************************************************/
+
+
+#ifndef CPLUSPLUSTOOLSUTILS_H
+#define CPLUSPLUSTOOLSUTILS_H
+
+#include <QString>
+#include <QStringList>
+#include <QMap>
+
+namespace CplusplusToolsUtils {
+
+QString portableExecutableName(const QString &executable);
+void executeCommand(const QString &command, const QStringList &arguments, const QString &outputFile,
+                    bool verbose = false);
+
+// Preprocess a file by calling an external compiler in preprocessor mode (-E, /E).
+class SystemPreprocessor
+{
+public:
+    SystemPreprocessor(bool verbose = false);
+    void preprocessFile(const QString &inputFile, const QString &outputFile) const;
+
+private:
+    void check() const;
+
+    QMap<QString, QString> m_knownCompilers;
+    QString m_compiler; // Compiler that will be called in preprocessor mode
+    QStringList m_compilerArguments;
+    bool m_verbose;
+};
+
+} // namespace
+
+#endif // CPLUSPLUSTOOLSUTILS_H