diff --git a/headers/private/shared/FunctionTracer.h b/headers/private/shared/FunctionTracer.h
new file mode 100644
index 0000000000..3431ad771f
--- /dev/null
+++ b/headers/private/shared/FunctionTracer.h
@@ -0,0 +1,46 @@
+/*
+ * Copyright © 2008 Stephan Aßmus <superstippi@gmx.de>
+ * All rights reserved. Distributed under the terms of the MIT/X11 license.
+ */
+#ifndef FUNCTION_TRACER_H
+#define FUNCTION_TRACER_H
+
+#include <stdio.h>
+
+#include <String.h>
+
+namespace BPrivate {
+
+class FunctionTracer {
+public:
+	FunctionTracer(const char* className, const char* functionName,
+			int32& depth)
+		: fFunctionName(),
+		  fPrepend(),
+		  fFunctionDepth(depth)
+	{
+		fFunctionDepth++;
+		fPrepend.Append(' ', fFunctionDepth * 2);
+		fFunctionName << className << "::" << functionName << "()";
+
+		printf("%s%s {\n", fPrepend.String(), fFunctionName.String());
+	}
+
+	 ~FunctionTracer()
+	{
+//		printf("%s - leave\n", fFunctionName.String());
+		printf("%s}\n", fPrepend.String());
+		fFunctionDepth--;
+	}
+
+private:
+	BString	fFunctionName;
+	BString	fPrepend;
+	int32&	fFunctionDepth;
+};
+
+}	// namespace BPrivate
+
+using BPrivate::FunctionTracer;
+
+#endif // FUNCTION_TRACER_H