[lttng-tools.git] / src / bin / lttng / utils.h

/*
 * Copyright (C) 2011 - David Goulet <david.goulet@polymtl.ca>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License, version 2 only,
 * as published by the Free Software Foundation.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

#ifndef _LTTNG_UTILS_H
#define _LTTNG_UTILS_H

#include <popt.h>
#include "version.h"

#include <lttng/lttng.h>

extern char *opt_relayd_path;

struct cmd_struct;

char *get_session_name(void);
void list_commands(struct cmd_struct *commands, FILE *ofp);
void list_cmd_options(FILE *ofp, struct poptOption *options);

/*
 * Return the minimum order for which x <= (1UL << order).
 * Return -1 if x is 0.
 */
int get_count_order_u32(uint32_t x);

/*
 * Return the minimum order for which x <= (1UL << order).
 * Return -1 if x is 0.
 */
int get_count_order_u64(uint64_t x);

/*
 * Return the minimum order for which x <= (1UL << order).
 * Return -1 if x is 0.
 */
int get_count_order_ulong(unsigned long x);

const char *get_domain_str(enum lttng_domain_type domain);

static inline
void print_missing_domain(void)
{
	ERR("Please specify a domain (-k/-u/-j).");
}

int spawn_relayd(const char *pathname, int port);
int check_relayd(void);

#endif /* _LTTNG_UTILS_H */
Commit	Line	Data
	1	/*
	2	* Copyright (C) 2011 - David Goulet <david.goulet@polymtl.ca>
	3	*
	4	* This program is free software; you can redistribute it and/or modify
	5	* it under the terms of the GNU General Public License, version 2 only,
	6	* as published by the Free Software Foundation.
	7	*
	8	* This program is distributed in the hope that it will be useful,
	9	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	10	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	11	* GNU General Public License for more details.
	12	*
	13	* You should have received a copy of the GNU General Public License along
	14	* with this program; if not, write to the Free Software Foundation, Inc.,
	15	* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
	16	*/
	17
	18	#ifndef _LTTNG_UTILS_H
	19	#define _LTTNG_UTILS_H
	20
	21	#include <popt.h>
	22	#include "version.h"
	23
	24	#include <lttng/lttng.h>
	25
	26	extern char *opt_relayd_path;
	27
	28	struct cmd_struct;
	29
	30	char *get_session_name(void);
	31	void list_commands(struct cmd_struct commands, FILE ofp);
	32	void list_cmd_options(FILE ofp, struct poptOption options);
	33
	34	/*
	35	* Return the minimum order for which x <= (1UL << order).
	36	* Return -1 if x is 0.
	37	*/
	38	int get_count_order_u32(uint32_t x);
	39
	40	/*
	41	* Return the minimum order for which x <= (1UL << order).
	42	* Return -1 if x is 0.
	43	*/
	44	int get_count_order_u64(uint64_t x);
	45
	46	/*
	47	* Return the minimum order for which x <= (1UL << order).
	48	* Return -1 if x is 0.
	49	*/
	50	int get_count_order_ulong(unsigned long x);
	51
	52	const char *get_domain_str(enum lttng_domain_type domain);
	53
	54	static inline
	55	void print_missing_domain(void)
	56	{
	57	ERR("Please specify a domain (-k/-u/-j).");
	58	}
	59
	60	int spawn_relayd(const char *pathname, int port);
	61	int check_relayd(void);
	62
	63	#endif /* _LTTNG_UTILS_H */