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Move time code from os to time package

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This commit is contained in:
Chris Heyes
2019-11-01 19:33:48 +00:00
parent 153e7525b5
commit adca5b57cd
2 changed files with 30 additions and 43 deletions
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core/time/time_darwin.odin
+30 -10
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@@ -1,19 +1,37 @@
package time
import "core:os";
TimeSpec :: struct {
tv_sec : i64, /* seconds */
tv_nsec : i64, /* nanoseconds */
};
CLOCK_SYSTEM :: 0;
CLOCK_CALENDAR :: 1;
IS_SUPPORTED :: true;
foreign libc {
@(link_name="clock_gettime") _clock_gettime :: proc(clock_id: u64, timespec: ^TimeSpec) ---;
@(link_name="nanosleep") _nanosleep :: proc(requested: ^TimeSpec, remaining: ^TimeSpec) -> int ---;
@(link_name="sleep") _sleep :: proc(seconds: u64) -> int ---;
}
clock_gettime :: proc(clock_id: u64) -> TimeSpec {
ts : TimeSpec;
_clock_gettime(clock_id, &ts);
return ts;
}
now :: proc() -> Time {
time_spec_now := os.clock_gettime(os.CLOCK_SYSTEM);
time_spec_now := clock_gettime(CLOCK_SYSTEM);
ns := time_spec_now.tv_sec * 1e9 + time_spec_now.tv_nsec;
return Time{_nsec=ns};
}
seconds_since_boot :: proc() -> f64 {
ts_boottime := os.clock_gettime(os.CLOCK_SYSTEM);
ts_boottime := clock_gettime(CLOCK_SYSTEM);
return f64(ts_boottime.tv_sec) + f64(ts_boottime.tv_nsec) / 1e9;
}
@@ -23,12 +41,14 @@ sleep :: proc(d: Duration) {
seconds := u64(ds);
nanoseconds := i64((ds - f64(seconds)) * 1e9);
if seconds > 0 do os.sleep(seconds);
if nanoseconds > 0 do os.nanosleep(nanoseconds);
if seconds > 0 do _sleep(seconds);
if nanoseconds > 0 do nanosleep(nanoseconds);
}
nanosleep :: proc(d: Duration) {
// NOTE(Jeroen): os.nanosleep returns -1 on failure, 0 on success
// duration needs to be [0, 999999999] nanoseconds.
os.nanosleep(i64(d));
}
nanosleep :: proc(nanoseconds: i64) -> int {
assert(nanoseconds <= 999999999);
requested, remaining : TimeSpec;
requested = TimeSpec{tv_nsec = nanoseconds};
return _nanosleep(&requested, &remaining);
}