[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-utils.h>
#include <lttng/ust-version.h>

/*
 * Default to having the content of the ringbuffer respect the natural
 * alignment of the system. Only pack its content on architectures we know
 * have efficient unaligned memory access.
 */
#ifndef LTTNG_UST_ARCH_HAS_EFFICIENT_UNALIGNED_ACCESS
#define LTTNG_UST_RING_BUFFER_NATURAL_ALIGN
#endif

#ifdef LTTNG_UST_RING_BUFFER_NATURAL_ALIGN
#define lttng_ust_rb_alignof(type)	__alignof__(type)
#else
#define lttng_ust_rb_alignof(type)	1
#endif

/*
 * Concatenate lttng ust shared libraries name with their major version number.
 */
#define LTTNG_UST_LIB_SONAME "liblttng-ust.so." lttng_ust_stringify(LTTNG_UST_LIB_SONAME_MAJOR)
#define LTTNG_UST_TRACEPOINT_LIB_SONAME "liblttng-ust-tracepoint.so." lttng_ust_stringify(LTTNG_UST_LIB_SONAME_MAJOR)
#define LTTNG_UST_CTL_LIB_SONAME "liblttng-ust-ctl.so." lttng_ust_stringify(LTTNG_UST_CTL_LIB_SONAME_MAJOR)


#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-utils.h>
	15	#include <lttng/ust-version.h>
	16
	17	/*
	18	* Default to having the content of the ringbuffer respect the natural
	19	* alignment of the system. Only pack its content on architectures we know
	20	* have efficient unaligned memory access.
	21	*/
	22	#ifndef LTTNG_UST_ARCH_HAS_EFFICIENT_UNALIGNED_ACCESS
	23	#define LTTNG_UST_RING_BUFFER_NATURAL_ALIGN
	24	#endif
	25
	26	#ifdef LTTNG_UST_RING_BUFFER_NATURAL_ALIGN
	27	#define lttng_ust_rb_alignof(type) __alignof__(type)
	28	#else
	29	#define lttng_ust_rb_alignof(type) 1
	30	#endif
	31
	32	/*
	33	* Concatenate lttng ust shared libraries name with their major version number.
	34	*/
	35	#define LTTNG_UST_LIB_SONAME "liblttng-ust.so." lttng_ust_stringify(LTTNG_UST_LIB_SONAME_MAJOR)
	36	#define LTTNG_UST_TRACEPOINT_LIB_SONAME "liblttng-ust-tracepoint.so." lttng_ust_stringify(LTTNG_UST_LIB_SONAME_MAJOR)
	37	#define LTTNG_UST_CTL_LIB_SONAME "liblttng-ust-ctl.so." lttng_ust_stringify(LTTNG_UST_CTL_LIB_SONAME_MAJOR)
	38
	39
	40	#endif /* _LTTNG_UST_TRACER_H */