mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-14 19:45:11 +00:00
23 lines
606 B
C
23 lines
606 B
C
#include <time.h>
|
|
#include <unistd.h>
|
|
#include "syscall.h"
|
|
|
|
int clock_getres(clockid_t clk, struct timespec *ts)
|
|
{
|
|
#ifdef SYS_clock_getres_time64
|
|
/* On a 32-bit arch, use the old syscall if it exists. */
|
|
if (SYS_clock_getres != SYS_clock_getres_time64) {
|
|
long ts32[2];
|
|
int r = __syscall(SYS_clock_getres, clk, ts32);
|
|
if (!r && ts) {
|
|
ts->tv_sec = ts32[0];
|
|
ts->tv_nsec = ts32[1];
|
|
}
|
|
return __syscall_ret(r);
|
|
}
|
|
#endif
|
|
/* If reaching this point, it's a 64-bit arch or time64-only
|
|
* 32-bit arch and we can get result directly into timespec. */
|
|
return syscall(SYS_clock_getres, clk, ts);
|
|
}
|