[lttng-ust.git] / include / lttng / ust-tracer.h

/*
 * SPDX-License-Identifier: MIT
 *
 * Copyright (C) 2005-2012 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
 *
 * This contains the core definitions for the Linux Trace Toolkit.
 */

#ifndef _LTTNG_UST_TRACER_H
#define _LTTNG_UST_TRACER_H

#include <lttng/ust-arch.h>
#include <lttng/ust-compiler.h>
#include <lttng/ust-config.h>
#include <lttng/ust-utils.h>
#include <lttng/ust-version.h>

#ifndef LTTNG_UST_ARCH_HAS_EFFICIENT_UNALIGNED_ACCESS
/* Align data on its natural alignment */
#define RING_BUFFER_ALIGN
#endif

#ifdef RING_BUFFER_ALIGN
#define lttng_alignof(type)	__alignof__(type)
#else
#define lttng_alignof(type)	1
#endif

#endif /* _LTTNG_UST_TRACER_H */
Commit	Line	Data
	1	/*
	2	* SPDX-License-Identifier: MIT
	3	*
	4	* Copyright (C) 2005-2012 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
	5	*
	6	* This contains the core definitions for the Linux Trace Toolkit.
	7	*/
	8
	9	#ifndef _LTTNG_UST_TRACER_H
	10	#define _LTTNG_UST_TRACER_H
	11
	12	#include <lttng/ust-arch.h>
	13	#include <lttng/ust-compiler.h>
	14	#include <lttng/ust-config.h>
	15	#include <lttng/ust-utils.h>
	16	#include <lttng/ust-version.h>
	17
	18	#ifndef LTTNG_UST_ARCH_HAS_EFFICIENT_UNALIGNED_ACCESS
	19	/* Align data on its natural alignment */
	20	#define RING_BUFFER_ALIGN
	21	#endif
	22
	23	#ifdef RING_BUFFER_ALIGN
	24	#define lttng_alignof(type) __alignof__(type)
	25	#else
	26	#define lttng_alignof(type) 1
	27	#endif
	28
	29	#endif /* _LTTNG_UST_TRACER_H */