diff options
Diffstat (limited to 'openbsd-compat/time.h')
-rw-r--r-- | openbsd-compat/time.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/openbsd-compat/time.h b/openbsd-compat/time.h new file mode 100644 index 0000000..23ac0fe --- /dev/null +++ b/openbsd-compat/time.h | |||
@@ -0,0 +1,46 @@ | |||
1 | /* | ||
2 | * Public domain | ||
3 | * sys/time.h compatibility shim | ||
4 | */ | ||
5 | |||
6 | #if defined(_MSC_VER) && (_MSC_VER >= 1900) | ||
7 | #include <../ucrt/time.h> | ||
8 | #elif defined(_MSC_VER) && (_MSC_VER < 1900) | ||
9 | #include <../include/time.h> | ||
10 | #else | ||
11 | #include <time.h> | ||
12 | #endif | ||
13 | |||
14 | #ifndef _COMPAT_TIME_H | ||
15 | #define _COMPAT_TIME_H | ||
16 | |||
17 | #ifndef CLOCK_MONOTONIC | ||
18 | #define CLOCK_MONOTONIC CLOCK_REALTIME | ||
19 | #endif | ||
20 | |||
21 | #ifndef CLOCK_REALTIME | ||
22 | #define CLOCK_REALTIME 0 | ||
23 | #endif | ||
24 | |||
25 | #ifndef HAVE_CLOCK_GETTIME | ||
26 | typedef int clockid_t; | ||
27 | int clock_gettime(clockid_t, struct timespec *); | ||
28 | #endif | ||
29 | |||
30 | #ifdef HAVE_TIMESPECSUB | ||
31 | #include <sys/time.h> | ||
32 | #endif | ||
33 | |||
34 | #ifndef HAVE_TIMESPECSUB | ||
35 | #define timespecsub(tsp, usp, vsp) \ | ||
36 | do { \ | ||
37 | (vsp)->tv_sec = (tsp)->tv_sec - (usp)->tv_sec; \ | ||
38 | (vsp)->tv_nsec = (tsp)->tv_nsec - (usp)->tv_nsec; \ | ||
39 | if ((vsp)->tv_nsec < 0) { \ | ||
40 | (vsp)->tv_sec--; \ | ||
41 | (vsp)->tv_nsec += 1000000000L; \ | ||
42 | } \ | ||
43 | } while (0) | ||
44 | #endif | ||
45 | |||
46 | #endif /* _COMPAT_TIME_H */ | ||