LTTng logger (CTF)

This commit introduces LTTng logging mechanism which is an open source
tracing tool.

URL: https://lttng.org/

common/utils/LOG/lttng-log.h

@@ -0,0 +1,44 @@
+/*
+ * Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The OpenAirInterface Software Alliance licenses this file to You under
+ * the OAI Public License, Version 1.1  (the "License"); you may not use this file
+ * except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.openairinterface.org/?page_id=698
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *-------------------------------------------------------------------------------
+ * For more information about the OpenAirInterface (OAI) Software Alliance:
+ *      contact@openairinterface.org
+ */
+
+/*! \file lttng-log.h
+* \brief LTTng Log interface
+* \author Anurag Asokan
+* \date 2024
+* \version 0.5
+* @ingroup util
+
+*/
+
+#ifndef __LTTNG_LOG_H__
+#define __LTTNG_LOG_H__
+#if ENABLE_LTTNG
+#include "lttng-tp.h"
+
+#define LOG_FC(component, func, line, log)                        \
+  do {                                                            \
+    tracepoint(OAI, gNB, component, -1, -1, -1, func, line, log); \
+  } while (0)
+#else
+#define LOG_FC(component, func, line, log)
+#endif
+
+#endif /** __LTTNG_LOG_H__ */