Use busy-waiting instead of short Sleep on Windows.

This commit is contained in:
levlam 2023-01-11 13:52:46 +03:00
parent 7a233f25eb
commit e87e18c8be

View File

@ -14,14 +14,23 @@
#else #else
#include <unistd.h> #include <unistd.h>
#endif #endif
#else
#include "td/utils/port/Clocks.h"
#endif #endif
namespace td { namespace td {
void usleep_for(int32 microseconds) { void usleep_for(int32 microseconds) {
#if TD_PORT_WINDOWS #if TD_PORT_WINDOWS
if (microseconds < 2000) {
auto end_time = Clocks::monotonic() + microseconds * 1e-6;
do {
SwitchToThread();
} while (Clocks::monotonic() < end_time);
} else {
int32 milliseconds = microseconds / 1000 + (microseconds % 1000 ? 1 : 0); int32 milliseconds = microseconds / 1000 + (microseconds % 1000 ? 1 : 0);
Sleep(milliseconds); Sleep(milliseconds);
}
#else #else
#if _POSIX_C_SOURCE >= 199309L #if _POSIX_C_SOURCE >= 199309L
timespec ts; timespec ts;