lib/trace.h

   1 /* Tracing
   2  *
   3  * Copyright (C) 2020  NVIDIA Corporation
   4  * Quentin Young
   5  *
   6  * This program is free software; you can redistribute it and/or modify it
   7  * under the terms of the GNU General Public License as published by the Free
   8  * Software Foundation; either version 2 of the License, or (at your option)
   9  * any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  14  * more details.
  15  *
  16  * You should have received a copy of the GNU General Public License along
  17  * with this program; see the file COPYING; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
  19  */
  20
  21 #if !defined(_TRACE_H) || defined(TRACEPOINT_HEADER_MULTI_READ)
  22 #define _TRACE_H
  23
  24 #ifdef HAVE_CONFIG_H
  25 #include "config.h"
  26 #endif /* HAVE_CONFIG_H */
  27
  28 #ifdef HAVE_LTTNG
  29
  30 #undef TRACEPOINT_PROVIDER
  31 #define TRACEPOINT_PROVIDER frr_libfrr
  32
  33 #undef TRACEPOINT_INCLUDE
  34 #define TRACEPOINT_INCLUDE "./trace.h"
  35
  36 /* tracepoint definitions go here */
  37
  38 #include <lttng/tracepoint.h>
  39 #include <lttng/tracepoint-event.h>
  40
  41 #else /* HAVE_LTTNG */
  42
  43 #define tracepoint(...)
  44 #define tracef(...)
  45 #define tracelog(...)
  46 #define tracepoint_enabled(...) true
  47
  48 #endif /* HAVE_LTTNG */
  49
  50 #endif /* _TRACE_H */