Add Qt libs and headers

paho-mqtt3as-proxy/Qt/include/QtCore/qtemporarydir.h

@@ -0,0 +1,59 @@
+// Copyright (C) 2016 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
+
+#ifndef QTEMPORARYDIR_H
+#define QTEMPORARYDIR_H
+
+#include <QtCore/qglobal.h>
+#include <QtCore/qdir.h>
+#include <QtCore/qscopedpointer.h>
+
+QT_BEGIN_NAMESPACE
+
+
+#ifndef QT_NO_TEMPORARYFILE
+
+class QTemporaryDirPrivate;
+
+class Q_CORE_EXPORT QTemporaryDir
+{
+public:
+    QTemporaryDir();
+    explicit QTemporaryDir(const QString &templateName);
+    QTemporaryDir(QTemporaryDir &&other) noexcept
+        : d_ptr{std::exchange(other.d_ptr, nullptr)}
+    { }
+
+    QT_MOVE_ASSIGNMENT_OPERATOR_IMPL_VIA_MOVE_AND_SWAP(QTemporaryDir)
+
+    ~QTemporaryDir();
+
+    void swap(QTemporaryDir &other) noexcept
+    { qt_ptr_swap(d_ptr, other.d_ptr); }
+
+    bool isValid() const;
+    QString errorString() const;
+
+    bool autoRemove() const;
+    void setAutoRemove(bool b);
+    bool remove();
+
+    QString path() const;
+    QString filePath(const QString &fileName) const;
+
+private:
+    QTemporaryDirPrivate *d_ptr;
+
+    Q_DISABLE_COPY(QTemporaryDir)
+};
+
+inline void swap(QTemporaryDir &lhs, QTemporaryDir &rhs) noexcept
+{
+    lhs.swap(rhs);
+}
+
+#endif // QT_NO_TEMPORARYFILE
+
+QT_END_NAMESPACE
+
+#endif // QTEMPORARYDIR_H