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+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of Qt for Python.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** 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 https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://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 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or (at your option) the GNU General
+** Public license version 3 or any later version approved by the KDE Free
+** Qt Foundation. The licenses are as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-2.0.html and
+** https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef HELPER_H
+#define HELPER_H
+
+#include "sbkpython.h"
+#include "shibokenmacros.h"
+#include "autodecref.h"
+
+#include <iosfwd>
+
+#define SBK_UNUSED(x)   (void)(x);
+
+namespace Shiboken
+{
+
+/**
+* It transforms a python sequence into two C variables, argc and argv.
+* This function tries to find the application (script) name and put it into argv[0], if
+* the application name can't be guessed, defaultAppName will be used.
+*
+* No memory is allocated is an error occur.
+*
+* \note argc must be a valid address.
+* \note The argv array is allocated using new operator and each item is allocated using malloc.
+* \returns True on sucess, false otherwise.
+*/
+LIBSHIBOKEN_API bool listToArgcArgv(PyObject *argList, int *argc, char ***argv, const char *defaultAppName = nullptr);
+
+/**
+ * Convert a python sequence into a heap-allocated array of ints.
+ *
+ * \returns The newly allocated array or NULL in case of error or empty sequence. Check with PyErr_Occurred
+ *          if it was successfull.
+ */
+LIBSHIBOKEN_API int *sequenceToIntArray(PyObject *obj, bool zeroTerminated = false);
+
+/**
+ *  Creates and automatically deallocates C++ arrays.
+ */
+template<class T>
+class AutoArrayPointer
+{
+    public:
+        AutoArrayPointer(const AutoArrayPointer &) = delete;
+        AutoArrayPointer(AutoArrayPointer &&) = delete;
+        AutoArrayPointer &operator=(const AutoArrayPointer &) = delete;
+        AutoArrayPointer &operator=(AutoArrayPointer &&) = delete;
+
+        explicit AutoArrayPointer(int size) { data = new T[size]; }
+        T &operator[](int pos) { return data[pos]; }
+        operator T *() const { return data; }
+        ~AutoArrayPointer() { delete[] data; }
+    private:
+        T *data;
+};
+
+using ThreadId = unsigned long long;
+LIBSHIBOKEN_API ThreadId currentThreadId();
+LIBSHIBOKEN_API ThreadId mainThreadId();
+
+/**
+ * An utility function used to call PyErr_WarnEx with a formatted message.
+ */
+LIBSHIBOKEN_API int warning(PyObject *category, int stacklevel, const char *format, ...);
+
+struct LIBSHIBOKEN_API debugPyObject
+{
+    explicit debugPyObject(PyObject *o);
+
+    PyObject *m_object;
+};
+
+struct LIBSHIBOKEN_API debugPyTypeObject
+{
+    explicit debugPyTypeObject(const PyTypeObject *o);
+
+    const PyTypeObject *m_object;
+};
+
+LIBSHIBOKEN_API std::ostream &operator<<(std::ostream &str, const debugPyObject &o);
+LIBSHIBOKEN_API std::ostream &operator<<(std::ostream &str, const debugPyTypeObject &o);
+
+} // namespace Shiboken
+
+
+#endif // HELPER_H