[lttng-tools.git] / tests / utils / utils.h

/*
 * Copyright (C) 2015 Jérémie Galarneau <jeremie.galarneau@efficios.com>
 *
 * SPDX-License-Identifier: LGPL-2.1-only
 *
 */

#ifndef TEST_UTILS_H
#define TEST_UTILS_H

#include <sys/types.h>
#include <unistd.h>

#if defined(__cplusplus)
extern "C" {
#endif

#if !defined(__GLIBC__) || \
	((_POSIX_C_SOURCE >= 200112L || _XOPEN_SOURCE >= 600) && !defined(_GNU_SOURCE))

/*
 * Version using XSI strerror_r.
 */
#define PERROR_NO_LOGGER(msg, args...)                               \
	do {                                                         \
		char _perror_buf[200];                               \
		strerror_r(errno, _perror_buf, sizeof(_perror_buf)); \
		fprintf(stderr, msg ": %s\n", ##args, _perror_buf);  \
	} while (0);
#else
/*
 * Version using GNU strerror_r, for linux with appropriate defines.
 */
#define PERROR_NO_LOGGER(msg, args...)                                             \
	do {                                                                       \
		char *_perror_buf;                                                 \
		char _perror_tmp[200];                                             \
		_perror_buf = strerror_r(errno, _perror_tmp, sizeof(_perror_tmp)); \
		fprintf(stderr, msg ": %s\n", ##args, _perror_buf);                \
	} while (0);
#endif

int usleep_safe(useconds_t usec);
int create_file(const char *path);
int wait_on_file(const char *path);
int64_t elapsed_time_ns(struct timespec *t1, struct timespec *t2);
#if defined(__cplusplus)
}
#endif

#endif /* TEST_UTILS_H */
Commit	Line	Data
	1	/*
	2	* Copyright (C) 2015 Jérémie Galarneau <jeremie.galarneau@efficios.com>
	3	*
	4	* SPDX-License-Identifier: LGPL-2.1-only
	5	*
	6	*/
	7
	8	#ifndef TEST_UTILS_H
	9	#define TEST_UTILS_H
	10
	11	#include <sys/types.h>
	12	#include <unistd.h>
	13
	14	#if defined(__cplusplus)
	15	extern "C" {
	16	#endif
	17
	18	#if !defined(__GLIBC__) \|\| \
	19	((_POSIX_C_SOURCE >= 200112L \|\| _XOPEN_SOURCE >= 600) && !defined(_GNU_SOURCE))
	20
	21	/*
	22	* Version using XSI strerror_r.
	23	*/
	24	#define PERROR_NO_LOGGER(msg, args...) \
	25	do { \
	26	char _perror_buf[200]; \
	27	strerror_r(errno, _perror_buf, sizeof(_perror_buf)); \
	28	fprintf(stderr, msg ": %s\n", ##args, _perror_buf); \
	29	} while (0);
	30	#else
	31	/*
	32	* Version using GNU strerror_r, for linux with appropriate defines.
	33	*/
	34	#define PERROR_NO_LOGGER(msg, args...) \
	35	do { \
	36	char *_perror_buf; \
	37	char _perror_tmp[200]; \
	38	_perror_buf = strerror_r(errno, _perror_tmp, sizeof(_perror_tmp)); \
	39	fprintf(stderr, msg ": %s\n", ##args, _perror_buf); \
	40	} while (0);
	41	#endif
	42
	43	int usleep_safe(useconds_t usec);
	44	int create_file(const char *path);
	45	int wait_on_file(const char *path);
	46	int64_t elapsed_time_ns(struct timespec t1, struct timespec t2);
	47	#if defined(__cplusplus)
	48	}
	49	#endif
	50
	51	#endif /* TEST_UTILS_H */