liblttng-ust/lttng-ring-buffer-client-overwrite.c

   1 /*
   2  * lttng-ring-buffer-client-overwrite.c
   3  *
   4  * LTTng lib ring buffer client (overwrite mode).
   5  *
   6  * Copyright (C) 2010-2012 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
   7  *
   8  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; only
  11  * version 2.1 of the License.
  12  *
  13  * This library is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  21  */
  22
  23 #define _GNU_SOURCE
  24 #define _LGPL_SOURCE
  25 #include "lttng-tracer.h"
  26
  27 #define RING_BUFFER_MODE_TEMPLATE               RING_BUFFER_OVERWRITE
  28 #define RING_BUFFER_MODE_TEMPLATE_STRING        "overwrite"
  29 #define RING_BUFFER_MODE_TEMPLATE_INIT  \
  30         lttng_ring_buffer_client_overwrite_init
  31 #define RING_BUFFER_MODE_TEMPLATE_EXIT  \
  32         lttng_ring_buffer_client_overwrite_exit
  33 #define LTTNG_CLIENT_TYPE                       LTTNG_CLIENT_OVERWRITE
  34 #define LTTNG_CLIENT_CALLBACKS                  lttng_client_callbacks_overwrite
  35 #define LTTNG_CLIENT_WAKEUP                     RING_BUFFER_WAKEUP_BY_WRITER
  36 #include "lttng-ring-buffer-client.h"