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Implement Timer.changeTime() for Linux targets

This commit is contained in:
Elias Batek 2023-12-23 23:45:36 +01:00
parent 7bd2675b1f
commit 8ffc0b327d
1 changed files with 25 additions and 7 deletions
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32
simpledisplay.d
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@ -5605,12 +5605,7 @@ class Timer {
mapping[fd] = this; mapping[fd] = this;
itimerspec value; itimerspec value = makeItimerspec(intervalInMilliseconds);
value.it_value.tv_sec = cast(int) (intervalInMilliseconds / 1000);
value.it_value.tv_nsec = (intervalInMilliseconds % 1000) * 1000_000;
value.it_interval.tv_sec = cast(int) (intervalInMilliseconds / 1000);
value.it_interval.tv_nsec = (intervalInMilliseconds % 1000) * 1000_000;
if(timerfd_settime(fd, 0, &value, null) == -1) if(timerfd_settime(fd, 0, &value, null) == -1)
throw new Exception("couldn't make pulse timer"); throw new Exception("couldn't make pulse timer");
@ -5683,7 +5678,6 @@ class Timer {
} }
} }
void changeTime(int intervalInMilliseconds) void changeTime(int intervalInMilliseconds)
{ {
this.intervalInMilliseconds = intervalInMilliseconds; this.intervalInMilliseconds = intervalInMilliseconds;
@ -5696,6 +5690,15 @@ class Timer {
if(handle is null || !SetWaitableTimer(handle, cast(LARGE_INTEGER*)&initialTime, intervalInMilliseconds, &timerCallback, handle, false)) if(handle is null || !SetWaitableTimer(handle, cast(LARGE_INTEGER*)&initialTime, intervalInMilliseconds, &timerCallback, handle, false))
throw new WindowsApiException("couldn't change pulse timer", GetLastError()); throw new WindowsApiException("couldn't change pulse timer", GetLastError());
} }
} else version(linux) {
import core.sys.linux.timerfd;
itimerspec value = makeItimerspec(intervalInMilliseconds);
if(timerfd_settime(fd, 0, &value, null) == -1) {
throw new Exception("couldn't change pulse timer");
}
} else {
assert(false, "Timer.changeTime(int) is not implemented for this platform");
} }
} }
@ -5706,6 +5709,21 @@ class Timer {
int lastEventLoopRoundTriggered; int lastEventLoopRoundTriggered;
version(linux) {
static auto makeItimerspec(int intervalInMilliseconds) {
import core.sys.linux.timerfd;
itimerspec value;
value.it_value.tv_sec = cast(int) (intervalInMilliseconds / 1000);
value.it_value.tv_nsec = (intervalInMilliseconds % 1000) * 1000_000;
value.it_interval.tv_sec = cast(int) (intervalInMilliseconds / 1000);
value.it_interval.tv_nsec = (intervalInMilliseconds % 1000) * 1000_000;
return value;
}
}
void trigger() { void trigger() {
version(linux) { version(linux) {
import unix = core.sys.posix.unistd; import unix = core.sys.posix.unistd;