blob: 2147c5299adf5e3144251460196ad1587dee32cb (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
|
#include "jemalloc/internal/jemalloc_internal.h"
bool
time_update(struct timespec *time)
{
struct timespec old_time;
memcpy(&old_time, time, sizeof(struct timespec));
#ifdef _WIN32
FILETIME ft;
uint64_t ticks;
GetSystemTimeAsFileTime(&ft);
ticks = (ft.dwHighDateTime << 32) | ft.dWLowDateTime;
time->tv_sec = ticks / 10000;
time->tv_nsec = ((ticks % 10000) * 100);
#elif JEMALLOC_CLOCK_GETTIME
if (sysconf(_SC_MONOTONIC_CLOCK) > 0)
clock_gettime(CLOCK_MONOTONIC, time);
else
clock_gettime(CLOCK_REALTIME, time);
#else
struct timeval tv;
gettimeofday(&tv, NULL);
time->tv_sec = tv.tv_sec;
time->tv_nsec = tv.tv_usec * 1000;
#endif
/* Handle non-monotonic clocks. */
if (unlikely(old_time.tv_sec > time->tv_sec))
return (true);
if (unlikely(old_time.tv_sec == time->tv_sec))
return old_time.tv_nsec > time->tv_nsec;
return (false);
}
|
