mirror of
https://github.com/c3lang/c3c.git
synced 2026-02-27 20:11:17 +00:00
2053f2767b
* Add `ConditionVariable.wait_until` and `ConditionVariable.wait_for` * Add "@structlike" for typedefs. --------- Co-authored-by: Christoffer Lerno <christoffer@aegik.com>
28 lines
800 B
Plaintext
28 lines
800 B
Plaintext
module std::time::os @if(env::WIN32);
|
|
import std::os::win32;
|
|
import std::math;
|
|
|
|
const ulong WINDOWS_TICK_US @local = 10;
|
|
const ulong WIN_TO_UNIX_EPOCH_US @local = 116444736000000000UL / WINDOWS_TICK_US;
|
|
|
|
fn Clock native_clock()
|
|
{
|
|
static Win32_LARGE_INTEGER freq;
|
|
static ulong div = 0;
|
|
ulong mult = 0;
|
|
if (!freq.quadPart)
|
|
{
|
|
if (!win32::queryPerformanceFrequency(&freq)) return (Clock)0;
|
|
}
|
|
Win32_LARGE_INTEGER counter @noinit;
|
|
if (!win32::queryPerformanceCounter(&counter)) return (Clock)0;
|
|
return (Clock)counter.quadPart.muldiv(1_000_000_000, freq.quadPart);
|
|
}
|
|
|
|
fn Time native_timestamp()
|
|
{
|
|
Win32_FILETIME ft @noinit;
|
|
win32::getSystemTimeAsFileTime(&ft);
|
|
ulong result = (ulong)ft.dwHighDateTime << 32 | ft.dwLowDateTime;
|
|
return (Time)(result / WINDOWS_TICK_US - WIN_TO_UNIX_EPOCH_US);
|
|
} |