1 files changed, 49 insertions, 0 deletions
diff --git a/xbmc/interfaces/python/PyContext.h b/xbmc/interfaces/python/PyContext.h
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+++ b/xbmc/interfaces/python/PyContext.h
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+/*
+ *  Copyright (C) 2005-2018 Team Kodi
+ *  This file is part of Kodi - https://kodi.tv
+ *
+ *  SPDX-License-Identifier: GPL-2.0-or-later
+ *  See LICENSES/README.md for more information.
+ */
+
+#pragma once
+
+namespace XBMCAddon
+{
+  namespace Python
+  {
+    class PyGILLock;
+
+    /**
+     * These classes should NOT be used with 'new'. They are expected to reside
+     *  as stack instances and they act as "Guard" classes that track the
+     *  current context.
+     */
+    class PyContext
+    {
+    protected:
+      friend class PyGILLock;
+      static void* enterContext();
+      static void leaveContext();
+    public:
+
+      inline PyContext() { enterContext(); }
+      inline ~PyContext() { leaveContext(); }
+    };
+
+    /**
+     * This class supports recursive locking of the GIL. It assumes that
+     * all Python GIL manipulation is done through this class so that it
+     * can monitor the current owner.
+     */
+    class PyGILLock
+    {
+    public:
+      static void releaseGil();
+      static void acquireGil();
+
+      inline PyGILLock() { releaseGil(); }
+      inline ~PyGILLock() { acquireGil(); }
+    };
+  }
+}