Tests: size-based rotation: implement a trace size cutoff protection
[lttng-tools.git] / tests / utils / utils.h
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 #if defined(__cplusplus)
12 extern "C" {
13 #endif
14
15 #if !defined(__GLIBC__) || ((_POSIX_C_SOURCE >= 200112L || _XOPEN_SOURCE >= 600) && !defined(_GNU_SOURCE))
16
17 /*
18 * Version using XSI strerror_r.
19 */
20 #define PERROR_NO_LOGGER(msg, args...) \
21 do { \
22 char _perror_buf[200]; \
23 strerror_r(errno, _perror_buf, sizeof(_perror_buf)); \
24 fprintf(stderr, msg ": %s\n", ##args, _perror_buf); \
25 } while (0);
26 #else
27 /*
28 * Version using GNU strerror_r, for linux with appropriate defines.
29 */
30 #define PERROR_NO_LOGGER(msg, args...) \
31 do { \
32 char *_perror_buf; \
33 char _perror_tmp[200]; \
34 _perror_buf = strerror_r( \
35 errno, _perror_tmp, sizeof(_perror_tmp)); \
36 fprintf(stderr, msg ": %s\n", ##args, _perror_buf); \
37 } while (0);
38 #endif
39
40 int usleep_safe(useconds_t usec);
41 int create_file(const char *path);
42 int wait_on_file(const char *path);
43
44 #if defined(__cplusplus)
45 }
46 #endif
47
48 #endif /* TEST_UTILS_H */
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