Support for linux kernels 2.6.32 through 2.6.37

[lttng-modules.git] / wrapper / tracepoint.h

diff --git a/wrapper/tracepoint.h b/wrapper/tracepoint.h
new file mode 100644 (file)
index 0000000..798d785
--- /dev/null
+++ b/wrapper/tracepoint.h
@@ -0,0 +1,44 @@
+#ifndef _LTTNG_WRAPPER_TRACEPOINT_H
+#define _LTTNG_WRAPPER_TRACEPOINT_H
+
+/*
+ * wrapper/tracepoint.h
+ *
+ * wrapper around DECLARE_EVENT_CLASS.
+ *
+ * Copyright (C) 2011-2012 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; only
+ * version 2.1 of the License.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <linux/version.h>
+#include <linux/tracepoint.h>
+
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,35))
+
+#define DECLARE_EVENT_CLASS(name, proto, args, tstruct, assign, print)
+
+#endif
+
+#ifndef HAVE_KABI_2635_TRACEPOINT
+
+#define kabi_2635_tracepoint_probe_register tracepoint_probe_register
+#define kabi_2635_tracepoint_probe_unregister tracepoint_probe_unregister
+#define kabi_2635_tracepoint_probe_register_noupdate tracepoint_probe_register_noupdate
+#define kabi_2635_tracepoint_probe_unregister_noupdate tracepoint_probe_unregister_noupdate
+
+#endif /* HAVE_KABI_2635_TRACEPOINT */
+
+#endif /* _LTTNG_WRAPPER_TRACEPOINT_H */