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+/****************************************************************************
+**
+** Copyright (C) 2008-2012 NVIDIA Corporation.
+** Copyright (C) 2017 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of Qt 3D Studio.
+**
+** $QT_BEGIN_LICENSE:GPL$
+** 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 General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 or (at your option) 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.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-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+#pragma once
+#ifndef QT3DS_LINUX_DYNAMIC_LIB_LOADER_H
+#define QT3DS_LINUX_DYNAMIC_LIB_LOADER_H
+#include <dlfcn.h>
+#include "foundation/Qt3DSFoundation.h"
+#include "foundation/Qt3DSBroadcastingAllocator.h"
+
+namespace qt3ds {
+namespace render {
+ using namespace qt3ds;
+ using namespace qt3ds::render;
+
+ class CLoadedDynamicLibrary
+ {
+ void *m_DLLHandle;
+ CLoadedDynamicLibrary(void *hdl)
+ : m_DLLHandle(hdl)
+ {
+ }
+ CLoadedDynamicLibrary(const CLoadedDynamicLibrary &);
+ CLoadedDynamicLibrary &operator=(const CLoadedDynamicLibrary &);
+
+ public:
+ ~CLoadedDynamicLibrary()
+ {
+ if (m_DLLHandle)
+ {
+#ifndef _INTEGRITYPLATFORM
+ ::dlclose(m_DLLHandle);
+#endif
+ }
+ m_DLLHandle = 0;
+ }
+ void *FindFunction(const char *name)
+ {
+#ifndef _INTEGRITYPLATFORM
+ return ::dlsym(m_DLLHandle, name);
+#else
+ qWarning() << "CLoadedDynamicLibrary::FindFunction returns NULL!";
+ return NULL;
+#endif
+ }
+ static CLoadedDynamicLibrary *Create(const char *inFullDllPath, NVFoundationBase &fnd)
+ {
+#ifndef _INTEGRITYPLATFORM
+ void *hdl = ::dlopen(inFullDllPath, RTLD_NOW);
+ if (hdl == 0) {
+ const char *error = ::dlerror();
+ qCCritical(INVALID_OPERATION, "Failed to load dynamic library %s: %s",
+ inFullDllPath, error);
+ return NULL;
+ }
+ return QT3DS_NEW(fnd.getAllocator(), CLoadedDynamicLibrary)(hdl);
+#else
+ qWarning() << "CLoadedDynamicLibrary::Create returns NULL!";
+ return NULL;
+#endif
+ }
+ };
+}
+}
+
+#endif