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{
struct kevent event;
memset(&event, 0, sizeof(event));
event.ident = object.fileDescriptorForReading;
event.filter = EVFILT_READ;
event.flags = EV_ADD;
#ifndef OF_NETBSD
event.udata = object;
#else
event.udata = (intptr_t)object;
#endif
if (kevent(_kernelQueue, &event, 1, NULL, 0, NULL) != 0)
@throw [OFObserveFailedException exceptionWithObserver: self
errNo: errno];
[super addObjectForReading: object];
}
- (void)addObjectForWriting: (id <OFReadyForWritingObserving>)object
{
struct kevent event;
memset(&event, 0, sizeof(event));
event.ident = object.fileDescriptorForWriting;
event.filter = EVFILT_WRITE;
event.flags = EV_ADD;
#ifndef OF_NETBSD
event.udata = object;
#else
event.udata = (intptr_t)object;
#endif
if (kevent(_kernelQueue, &event, 1, NULL, 0, NULL) != 0)
@throw [OFObserveFailedException exceptionWithObserver: self
errNo: errno];
[super addObjectForWriting: object];
}
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{
struct kevent event;
memset(&event, 0, sizeof(event));
event.ident = object.fileDescriptorForReading;
event.filter = EVFILT_READ;
event.flags = EV_ADD;
/*
* Ugly hack required for NetBSD: NetBSD used `intptr_t` for udata, but
* switched this to `void *` in NetBSD 10.
*/
event.udata = (__typeof__(event.udata))object;
if (kevent(_kernelQueue, &event, 1, NULL, 0, NULL) != 0)
@throw [OFObserveFailedException exceptionWithObserver: self
errNo: errno];
[super addObjectForReading: object];
}
- (void)addObjectForWriting: (id <OFReadyForWritingObserving>)object
{
struct kevent event;
memset(&event, 0, sizeof(event));
event.ident = object.fileDescriptorForWriting;
event.filter = EVFILT_WRITE;
event.flags = EV_ADD;
/*
* Ugly hack required for NetBSD: NetBSD used `intptr_t` for udata, but
* switched this to `void *` in NetBSD 10.
*/
event.udata = (__typeof__(event.udata))object;
if (kevent(_kernelQueue, &event, 1, NULL, 0, NULL) != 0)
@throw [OFObserveFailedException exceptionWithObserver: self
errNo: errno];
[super addObjectForWriting: object];
}
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