Method execute

src/jrd/ExtEngineManager.cpp:140–150

		}

		virtual const StmtNode* execute(thread_db* tdbb, Request* request, ExeState* exeState) const
		{
			if (request->req_operation == Request::req_evaluate)
			{
				// Clear the message. This is important for external routines.
				UCHAR* msg = request->getImpure<UCHAR>(impureOffset);
				memset(msg, 0, format->fmt_length);
			}

			return MessageNode::execute(tdbb, request, exeState);
		}

	public:
		const Format* format;