gio/gio_trace.h

   1 /* GLIB - Library of useful routines for C programming
   2  *
   3  * Copyright (C) 2009,2010 Red Hat, Inc.
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General
  16  * Public License along with this library; if not, see <http://www.gnu.org/licenses/>.
  17  *
  18  * Author: Alexander Larsson <alexl@redhat.com>
  19  */
  20
  21 #ifndef __GIOTRACE_H__
  22 #define __GIOTRACE_H__
  23
  24 #ifndef SIZEOF_CHAR
  25 #error "config.h must be included prior to gio_trace.h"
  26 #endif
  27
  28 #ifdef HAVE_DTRACE
  29
  30 /* include the generated probes header and put markers in code */
  31 #include "gio_probes.h"
  32 #define TRACE(probe) probe
  33
  34 #else
  35
  36 /* Wrap the probe to allow it to be removed when no systemtap available */
  37 #define TRACE(probe)
  38
  39 #endif
  40
  41 #endif /* __GIOTRACE_H__ */