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implement clock_settime, clock_getres and clock_nanosleep

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Yeongju Kang
2024-08-19 08:51:52 +09:00
parent bbb5593f87
commit f96991364a
1 changed files with 29 additions and 3 deletions
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32
core/sys/linux/sys.odin
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@@ -2404,17 +2404,43 @@ timer_delete :: proc "contextless" (timer: Timer) -> (Errno) {
return Errno(-ret)
}
// TODO(flysand): clock_settime
/*
Set the time of the specified clock.
Available since Linux 2.6.
*/
clock_settime :: proc "contextless" (clock: Clock_Id, ts: ^Time_Spec) -> (Errno) {
ret := syscall(SYS_clock_settime, clock, ts)
return Errno(-ret)
}
/*
Retrieve the time of the specified clock.
Available since Linux 2.6.
*/
clock_gettime :: proc "contextless" (clock: Clock_Id) -> (ts: Time_Spec, err: Errno) {
ret := syscall(SYS_clock_gettime, clock, &ts)
err = Errno(-ret)
return
}
// TODO(flysand): clock_getres
// TODO(flysand): clock_nanosleep
/*
Finds the resolution of the specified clock.
Available since Linux 2.6.
*/
clock_getres :: proc "contextless" (clock: Clock_Id, res: ^Time_Spec) -> (Errno) {
ret := syscall(SYS_clock_getres, clock, res)
return Errno(-ret)
}
/*
Sleep for an interval specified with nanosecond precision.
Available since Linux 2.6.
*/
clock_nanosleep :: proc "contextless" (clock: Clock_Id, flags: ITimer_Flags, request: ^Time_Spec, remain: ^Time_Spec) -> (Errno) {
ret := syscall(SYS_clock_nanosleep, clock, transmute(u32) flags, request, remain)
return Errno(-ret)
}
/*
Exit the thread group.