[deliverable/lttng-ust.git] / include / lttng / tracepoint-event.h

/*
 * Copyright (c) 2011 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

#ifdef TRACEPOINT_CREATE_PROBES

#define __tp_stringify1(x)	#x
#define __tp_stringify(x)	__tp_stringify1(x)

#undef TRACEPOINT_EVENT_INSTANCE
#define TRACEPOINT_EVENT_INSTANCE(_provider, _template, _name, _args)

#undef TRACEPOINT_EVENT
#define TRACEPOINT_EVENT(_provider, _name, _args, _fields)		\
	TRACEPOINT_EVENT_CLASS(_provider, _name, _TP_PARAMS(_args),	\
			_TP_PARAMS(_fields))				\
	TRACEPOINT_EVENT_INSTANCE(_provider, _name, _name,		\
			_TP_PARAMS(_args))


#undef TRACEPOINT_CREATE_PROBES

#define TRACEPOINT_HEADER_MULTI_READ

/*
 * LTTng-UST 2.0 expects TRACEPOINT_INCLUDE_FILE, but this approach has
 * the unwanted side-effect of expanding any macro name found within
 * TRACEPOINT_INCLUDE_FILE.
 *
 * Starting from LTTng-UST 2.1, we expect the TRACEPOINT_INCLUDE to be
 * defined by probes as a string. We still check for
 * TRACEPOINT_INCLUDE_FILE for API backward compatibility.
 */
#ifdef TRACEPOINT_INCLUDE_FILE
#define TRACEPOINT_INCLUDE	__tp_stringify(TRACEPOINT_INCLUDE_FILE)
#endif

#include TRACEPOINT_INCLUDE

#include <lttng/ust-tracepoint-event.h>

#undef TRACEPOINT_HEADER_MULTI_READ
#undef TRACEPOINT_INCLUDE_FILE
#undef TRACEPOINT_INCLUDE

#define TRACEPOINT_CREATE_PROBES

/*
 * Put back definitions to the state they were when defined by
 * tracepoint.h.
 */
#undef TP_ARGS
#define TP_ARGS(...)       __VA_ARGS__

#undef TRACEPOINT_EVENT
#define TRACEPOINT_EVENT(provider, name, args, fields)			\
	_DECLARE_TRACEPOINT(provider, name, _TP_PARAMS(args))		\
	_DEFINE_TRACEPOINT(provider, name, _TP_PARAMS(args))

#undef TRACEPOINT_EVENT_CLASS
#define TRACEPOINT_EVENT_CLASS(provider, name, args, fields)

#undef TRACEPOINT_EVENT_INSTANCE
#define TRACEPOINT_EVENT_INSTANCE(provider, _template, name, args)	\
	_DECLARE_TRACEPOINT(provider, name, _TP_PARAMS(args))		\
	_DEFINE_TRACEPOINT(provider, name, _TP_PARAMS(args))

#undef TRACEPOINT_LOGLEVEL
#define TRACEPOINT_LOGLEVEL(provider, name, loglevel)

#undef TRACEPOINT_MODEL_EMF_URI
#define TRACEPOINT_MODEL_EMF_URI(provider, name, uri)

#endif /* TRACEPOINT_CREATE_PROBES */
Commit	Line	Data
8511626a MD	1	/*
	2	* Copyright (c) 2011 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
	3	*
e92f3e28 MD	4	* Permission is hereby granted, free of charge, to any person obtaining a copy
	5	* of this software and associated documentation files (the "Software"), to deal
	6	* in the Software without restriction, including without limitation the rights
	7	* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
	8	* copies of the Software, and to permit persons to whom the Software is
	9	* furnished to do so, subject to the following conditions:
8511626a	10	*
e92f3e28 MD	11	* The above copyright notice and this permission notice shall be included in
e92f3e28 MD	12	* all copies or substantial portions of the Software.
d2428e87 MD	13	*
	14	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
	15	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
	16	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
	17	* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
	18	* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
	19	* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
	20	* SOFTWARE.
8511626a MD	21	*/
8511626a MD	22
46d52200 ZT	23	#ifdef TRACEPOINT_CREATE_PROBES
46d52200 ZT	24
8511626a MD	25	#define __tp_stringify1(x) #x
	26	#define __tp_stringify(x) __tp_stringify1(x)
	27
	28	#undef TRACEPOINT_EVENT_INSTANCE
deb6e540	29	#define TRACEPOINT_EVENT_INSTANCE(_provider, _template, _name, _args)
8511626a MD	30
	31	#undef TRACEPOINT_EVENT
	32	#define TRACEPOINT_EVENT(_provider, _name, _args, _fields) \
7f0aeeba MD	33	TRACEPOINT_EVENT_CLASS(_provider, _name, _TP_PARAMS(_args), \
	34	_TP_PARAMS(_fields)) \
	35	TRACEPOINT_EVENT_INSTANCE(_provider, _name, _name, \
	36	_TP_PARAMS(_args))
8511626a	37
8511626a MD	38
	39	#undef TRACEPOINT_CREATE_PROBES
	40
	41	#define TRACEPOINT_HEADER_MULTI_READ
41858e2b MD	42
	43	/*
	44	* LTTng-UST 2.0 expects TRACEPOINT_INCLUDE_FILE, but this approach has
	45	* the unwanted side-effect of expanding any macro name found within
	46	* TRACEPOINT_INCLUDE_FILE.
	47	*
	48	* Starting from LTTng-UST 2.1, we expect the TRACEPOINT_INCLUDE to be
	49	* defined by probes as a string. We still check for
	50	* TRACEPOINT_INCLUDE_FILE for API backward compatibility.
	51	*/
	52	#ifdef TRACEPOINT_INCLUDE_FILE
	53	#define TRACEPOINT_INCLUDE __tp_stringify(TRACEPOINT_INCLUDE_FILE)
	54	#endif
	55
8511626a	56	#include TRACEPOINT_INCLUDE
1c324e59 MD	57
	58	#include <lttng/ust-tracepoint-event.h>
	59
8511626a	60	#undef TRACEPOINT_HEADER_MULTI_READ
41858e2b MD	61	#undef TRACEPOINT_INCLUDE_FILE
41858e2b MD	62	#undef TRACEPOINT_INCLUDE
8511626a	63
46d52200 ZT	64	#define TRACEPOINT_CREATE_PROBES
46d52200 ZT	65
a57713b0 MD	66	/*
	67	* Put back definitions to the state they were when defined by
	68	* tracepoint.h.
	69	*/
	70	#undef TP_ARGS
	71	#define TP_ARGS(...) __VA_ARGS__
	72
	73	#undef TRACEPOINT_EVENT
	74	#define TRACEPOINT_EVENT(provider, name, args, fields) \
	75	_DECLARE_TRACEPOINT(provider, name, _TP_PARAMS(args)) \
	76	_DEFINE_TRACEPOINT(provider, name, _TP_PARAMS(args))
	77
	78	#undef TRACEPOINT_EVENT_CLASS
	79	#define TRACEPOINT_EVENT_CLASS(provider, name, args, fields)
	80
	81	#undef TRACEPOINT_EVENT_INSTANCE
	82	#define TRACEPOINT_EVENT_INSTANCE(provider, _template, name, args) \
	83	_DECLARE_TRACEPOINT(provider, name, _TP_PARAMS(args)) \
	84	_DEFINE_TRACEPOINT(provider, name, _TP_PARAMS(args))
	85
	86	#undef TRACEPOINT_LOGLEVEL
	87	#define TRACEPOINT_LOGLEVEL(provider, name, loglevel)
	88
	89	#undef TRACEPOINT_MODEL_EMF_URI
	90	#define TRACEPOINT_MODEL_EMF_URI(provider, name, uri)
	91
46d52200	92	#endif /* TRACEPOINT_CREATE_PROBES */