[lttng-tools.git] / src / bin / lttng / command.hpp

/*
 * Copyright (C) 2011 EfficiOS Inc.
 *
 * SPDX-License-Identifier: GPL-2.0-only
 *
 */

#ifndef _LTTNG_CMD_H
#define _LTTNG_CMD_H

#include "conf.hpp"
#include "utils.hpp"

#include <common/common.hpp>
#include <common/defaults.hpp>

#include <lttng/lttng.h>

#define DECL_COMMAND(_name) extern int cmd_##_name(int, const char **)

#ifdef LTTNG_EMBED_HELP
#define HELP_MSG_NAME	     help_msg
#define SHOW_HELP_ERROR_LINE ERR("Cannot show --help for `lttng-%s`", argv[0]);
#else
#define HELP_MSG_NAME	     NULL
#define SHOW_HELP_ERROR_LINE ;
#endif

#define SHOW_HELP()                                          \
	do {                                                 \
		ret = show_cmd_help(argv[0], HELP_MSG_NAME); \
                                                             \
		if (ret) {                                   \
			SHOW_HELP_ERROR_LINE                 \
			ret = CMD_ERROR;                     \
		}                                            \
	} while (0)

enum cmd_error_code {
	CMD_SUCCESS = 0,
	CMD_ERROR,
	CMD_UNDEFINED,
	CMD_FATAL,
	CMD_WARNING,
	CMD_UNSUPPORTED,
};

struct cmd_struct {
	const char *name;
	int (*func)(int argc, const char **argv);
};

DECL_COMMAND(list);
DECL_COMMAND(status);
DECL_COMMAND(create);
DECL_COMMAND(destroy);
DECL_COMMAND(start);
DECL_COMMAND(stop);
DECL_COMMAND(enable_events);
DECL_COMMAND(disable_events);
DECL_COMMAND(enable_channels);
DECL_COMMAND(disable_channels);
DECL_COMMAND(add_context);
DECL_COMMAND(set_session);
DECL_COMMAND(version);
DECL_COMMAND(view);
DECL_COMMAND(enable_consumer);
DECL_COMMAND(disable_consumer);
DECL_COMMAND(snapshot);
DECL_COMMAND(save);
DECL_COMMAND(load);
DECL_COMMAND(track);
DECL_COMMAND(untrack);
DECL_COMMAND(metadata);
DECL_COMMAND(regenerate);
DECL_COMMAND(rotate);
DECL_COMMAND(enable_rotation);
DECL_COMMAND(disable_rotation);
DECL_COMMAND(clear);
DECL_COMMAND(add_trigger);
DECL_COMMAND(list_triggers);
DECL_COMMAND(remove_trigger);

extern int cmd_help(int argc, const char **argv, const struct cmd_struct commands[]);

#endif /* _LTTNG_CMD_H */
Commit	Line	Data
	1	/*
	2	* Copyright (C) 2011 EfficiOS Inc.
	3	*
	4	* SPDX-License-Identifier: GPL-2.0-only
	5	*
	6	*/
	7
	8	#ifndef _LTTNG_CMD_H
	9	#define _LTTNG_CMD_H
	10
	11	#include "conf.hpp"
	12	#include "utils.hpp"
	13
	14	#include <common/common.hpp>
	15	#include <common/defaults.hpp>
	16
	17	#include <lttng/lttng.h>
	18
	19	#define DECL_COMMAND(_name) extern int cmd_##_name(int, const char **)
	20
	21	#ifdef LTTNG_EMBED_HELP
	22	#define HELP_MSG_NAME help_msg
	23	#define SHOW_HELP_ERROR_LINE ERR("Cannot show --help for `lttng-%s`", argv[0]);
	24	#else
	25	#define HELP_MSG_NAME NULL
	26	#define SHOW_HELP_ERROR_LINE ;
	27	#endif
	28
	29	#define SHOW_HELP() \
	30	do { \
	31	ret = show_cmd_help(argv[0], HELP_MSG_NAME); \
	32	\
	33	if (ret) { \
	34	SHOW_HELP_ERROR_LINE \
	35	ret = CMD_ERROR; \
	36	} \
	37	} while (0)
	38
	39	enum cmd_error_code {
	40	CMD_SUCCESS = 0,
	41	CMD_ERROR,
	42	CMD_UNDEFINED,
	43	CMD_FATAL,
	44	CMD_WARNING,
	45	CMD_UNSUPPORTED,
	46	};
	47
	48	struct cmd_struct {
	49	const char *name;
	50	int (func)(int argc, const char *argv);
	51	};
	52
	53	DECL_COMMAND(list);
	54	DECL_COMMAND(status);
	55	DECL_COMMAND(create);
	56	DECL_COMMAND(destroy);
	57	DECL_COMMAND(start);
	58	DECL_COMMAND(stop);
	59	DECL_COMMAND(enable_events);
	60	DECL_COMMAND(disable_events);
	61	DECL_COMMAND(enable_channels);
	62	DECL_COMMAND(disable_channels);
	63	DECL_COMMAND(add_context);
	64	DECL_COMMAND(set_session);
	65	DECL_COMMAND(version);
	66	DECL_COMMAND(view);
	67	DECL_COMMAND(enable_consumer);
	68	DECL_COMMAND(disable_consumer);
	69	DECL_COMMAND(snapshot);
	70	DECL_COMMAND(save);
	71	DECL_COMMAND(load);
	72	DECL_COMMAND(track);
	73	DECL_COMMAND(untrack);
	74	DECL_COMMAND(metadata);
	75	DECL_COMMAND(regenerate);
	76	DECL_COMMAND(rotate);
	77	DECL_COMMAND(enable_rotation);
	78	DECL_COMMAND(disable_rotation);
	79	DECL_COMMAND(clear);
	80	DECL_COMMAND(add_trigger);
	81	DECL_COMMAND(list_triggers);
	82	DECL_COMMAND(remove_trigger);
	83
	84	extern int cmd_help(int argc, const char **argv, const struct cmd_struct commands[]);
	85
	86	#endif /* _LTTNG_CMD_H */