ObjFW  Check-in [5924cc3a92]

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Comment:OFKernelEventObserver*.m: Minor cleanup
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SHA3-256: 5924cc3a9217da95fa537b3aaf4a348ed09a4b395f5e7c9d9f62fd92c5152952
User & Date: js on 2015-04-14 19:34:52
Other Links: manifest | tags
Context
2015-04-14
19:46
Add a few more const check-in: 5d729d9ba0 user: js tags: trunk
19:34
OFKernelEventObserver*.m: Minor cleanup check-in: 5924cc3a92 user: js tags: trunk
2015-04-13
11:56
OFZIPArchive: Exclude bit 11 from GPBF comparison check-in: 037a74f7e6 user: js tags: trunk
Changes
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Modified src/OFKernelEventObserver.m from [e8b15decf5] to [628ba88c27].

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- (bool)OF_processCache
{
	id const *objects = [_readObjects objects];
	size_t i, count = [_readObjects count];
	bool foundInCache = false;

	for (i = 0; i < count; i++) {


		if ([objects[i] isKindOfClass: [OFStream class]] &&
		    [objects[i] hasDataInReadBuffer] &&
		    ![objects[i] OF_isWaitingForDelimiter]) {
			void *pool = objc_autoreleasePoolPush();

			if ([_delegate respondsToSelector:
			    @selector(objectIsReadyForReading:)])
				[_delegate objectIsReadyForReading: objects[i]];

			foundInCache = true;

			objc_autoreleasePoolPop(pool);
		}

	}

	/*
	 * As long as we have data in the cache for any stream, we don't want
	 * to block.
	 */
	if (foundInCache)
		return true;

	return false;
}
@end








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- (bool)OF_processCache
{
	id const *objects = [_readObjects objects];
	size_t i, count = [_readObjects count];
	bool foundInCache = false;

	for (i = 0; i < count; i++) {
		void *pool = objc_autoreleasePoolPush();

		if ([objects[i] isKindOfClass: [OFStream class]] &&
		    [objects[i] hasDataInReadBuffer] &&
		    ![objects[i] OF_isWaitingForDelimiter]) {


			if ([_delegate respondsToSelector:
			    @selector(objectIsReadyForReading:)])
				[_delegate objectIsReadyForReading: objects[i]];

			foundInCache = true;
		}


		objc_autoreleasePoolPop(pool);
	}

	/*
	 * As long as we have data in the cache for any stream, we don't want
	 * to block.
	 */
	if (foundInCache)
		return true;

	return false;
}
@end

Modified src/OFKernelEventObserver_kqueue.m from [80d98ba3c7] to [5dab973998].

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#import "OFDataArray.h"
#import "OFArray.h"

#import "OFInitializationFailedException.h"
#import "OFObserveFailedException.h"
#import "OFOutOfRangeException.h"

#import "socket_helpers.h"

#define EVENTLIST_SIZE 64

@implementation OFKernelEventObserver_kqueue
- init
{
	self = [super init];









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#import "OFDataArray.h"
#import "OFArray.h"

#import "OFInitializationFailedException.h"
#import "OFObserveFailedException.h"
#import "OFOutOfRangeException.h"



#define EVENTLIST_SIZE 64

@implementation OFKernelEventObserver_kqueue
- init
{
	self = [super init];
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}

- (bool)observeForTimeInterval: (of_time_interval_t)timeInterval
{
	void *pool = objc_autoreleasePoolPush();
	struct timespec timeout;
	struct kevent eventList[EVENTLIST_SIZE];
	int i, events, errNo, realEvents = 0;

	timeout.tv_sec = (time_t)timeInterval;
	timeout.tv_nsec = lrint((timeInterval - timeout.tv_sec) * 1000000000);

	/*
	 * Make sure to keep the streams retained and thus the file descriptors
	 * valid until the actual change has been performed.
	 */
	[self OF_processQueueAndStoreRemovedIn: _removedArray];

	if ([self OF_processCache]) {
		objc_autoreleasePoolPop(pool);
		return true;
	}

	objc_autoreleasePoolPop(pool);

	events = kevent(_kernelQueue, [_changeList items],
	    (int)[_changeList count], eventList, EVENTLIST_SIZE,
	    (timeInterval == -1 ? NULL : &timeout));
	errNo = errno;

	[_removedArray removeAllObjects];

	if (events < 0)
		return [OFObserveFailedException exceptionWithObserver: self
								 errNo: errNo];

	[_changeList removeAllItems];


	if (events == 0)
		return false;

	for (i = 0; i < events; i++) {
		if (eventList[i].ident == _cancelFD[0]) {
			char buffer;


			OF_ENSURE(read(_cancelFD[0], &buffer, 1) > 0);

			continue;
		}

		realEvents++;

		pool = objc_autoreleasePoolPush();

		switch (eventList[i].filter) {
		case EVFILT_READ:
			if ([_delegate respondsToSelector:
			    @selector(objectIsReadyForReading:)])
				[_delegate objectIsReadyForReading:
				    _FDToObject[eventList[i].ident]];
			break;
		case EVFILT_WRITE:
			if ([_delegate respondsToSelector:
			    @selector(objectIsReadyForWriting:)])
				[_delegate objectIsReadyForWriting:
				    _FDToObject[eventList[i].ident]];
			break;
		default:
			assert(0);
		}

		objc_autoreleasePoolPop(pool);


	}

	if (realEvents == 0)
		return false;

	return true;
}
@end








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}

- (bool)observeForTimeInterval: (of_time_interval_t)timeInterval
{
	void *pool = objc_autoreleasePoolPush();
	struct timespec timeout;
	struct kevent eventList[EVENTLIST_SIZE];
	int i, events, realEvents = 0;

	timeout.tv_sec = (time_t)timeInterval;
	timeout.tv_nsec = lrint((timeInterval - timeout.tv_sec) * 1000000000);

	/*
	 * Make sure to keep the streams retained and thus the file descriptors
	 * valid until the actual change has been performed.
	 */
	[self OF_processQueueAndStoreRemovedIn: _removedArray];

	if ([self OF_processCache]) {
		objc_autoreleasePoolPop(pool);
		return true;
	}

	objc_autoreleasePoolPop(pool);

	events = kevent(_kernelQueue, [_changeList items],
	    (int)[_changeList count], eventList, EVENTLIST_SIZE,
	    (timeInterval == -1 ? NULL : &timeout));




	if (events < 0)
		return [OFObserveFailedException exceptionWithObserver: self
								 errNo: errno];

	[_changeList removeAllItems];
	[_removedArray removeAllObjects];

	if (events == 0)
		return false;

	for (i = 0; i < events; i++) {
		if (eventList[i].ident == _cancelFD[0]) {
			char buffer;

			assert(eventList[i].filter == EVFILT_READ);
			OF_ENSURE(read(_cancelFD[0], &buffer, 1) == 1);

			continue;
		}



		pool = objc_autoreleasePoolPush();

		switch (eventList[i].filter) {
		case EVFILT_READ:
			if ([_delegate respondsToSelector:
			    @selector(objectIsReadyForReading:)])
				[_delegate objectIsReadyForReading:
				    _FDToObject[eventList[i].ident]];
			break;
		case EVFILT_WRITE:
			if ([_delegate respondsToSelector:
			    @selector(objectIsReadyForWriting:)])
				[_delegate objectIsReadyForWriting:
				    _FDToObject[eventList[i].ident]];
			break;
		default:
			assert(0);
		}

		objc_autoreleasePoolPop(pool);

		realEvents++;
	}

	if (realEvents == 0)
		return false;

	return true;
}
@end

Modified src/OFKernelEventObserver_poll.m from [5e6cfe7441] to [c6c9ef266d].

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		@throw [OFObserveFailedException exceptionWithObserver: self
								 errNo: errno];

	if (events == 0)
		return false;

	for (i = 0; i < nFDs; i++) {
		pool = objc_autoreleasePoolPush();

		if (FDs[i].revents & POLLIN) {
			if (FDs[i].fd == _cancelFD[0]) {
				char buffer;

				OF_ENSURE(read(_cancelFD[0], &buffer, 1) > 0);
				FDs[i].revents = 0;

				objc_autoreleasePoolPop(pool);
				continue;
			}



			if ([_delegate respondsToSelector:
			    @selector(objectIsReadyForReading:)])
				[_delegate objectIsReadyForReading:
				    _FDToObject[FDs[i].fd]];



			realEvents++;
		}

		if (FDs[i].revents & POLLOUT) {


			if ([_delegate respondsToSelector:
			    @selector(objectIsReadyForWriting:)])
				[_delegate objectIsReadyForWriting:
				    _FDToObject[FDs[i].fd]];



			realEvents++;
		}

		FDs[i].revents = 0;

		objc_autoreleasePoolPop(pool);
	}

	if (realEvents == 0)
		return false;

	return true;
}
@end








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		@throw [OFObserveFailedException exceptionWithObserver: self
								 errNo: errno];

	if (events == 0)
		return false;

	for (i = 0; i < nFDs; i++) {


		if (FDs[i].revents & POLLIN) {
			if (FDs[i].fd == _cancelFD[0]) {
				char buffer;

				OF_ENSURE(read(_cancelFD[0], &buffer, 1) == 1);
				FDs[i].revents = 0;


				continue;
			}

			pool = objc_autoreleasePoolPush();

			if ([_delegate respondsToSelector:
			    @selector(objectIsReadyForReading:)])
				[_delegate objectIsReadyForReading:
				    _FDToObject[FDs[i].fd]];

			objc_autoreleasePoolPop(pool);

			realEvents++;
		}

		if (FDs[i].revents & POLLOUT) {
			pool = objc_autoreleasePoolPush();

			if ([_delegate respondsToSelector:
			    @selector(objectIsReadyForWriting:)])
				[_delegate objectIsReadyForWriting:
				    _FDToObject[FDs[i].fd]];

			objc_autoreleasePoolPop(pool);

			realEvents++;
		}

		FDs[i].revents = 0;


	}

	if (realEvents == 0)
		return false;

	return true;
}
@end

Modified src/OFKernelEventObserver_select.m from [9e96dde949] to [ea8324b0c4].

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								 errNo: errno];

	if (events == 0)
		return false;

	if (FD_ISSET(_cancelFD[0], &readFDs)) {
		char buffer;

#ifndef _WIN32
		OF_ENSURE(read(_cancelFD[0], &buffer, 1) > 0);
#else
		OF_ENSURE(recvfrom(_cancelFD[0], &buffer, 1, 0, NULL,
		    NULL) > 0);
#endif
	}

	objects = [_readObjects objects];
	count = [_readObjects count];

	for (i = 0; i < count; i++) {








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								 errNo: errno];

	if (events == 0)
		return false;

	if (FD_ISSET(_cancelFD[0], &readFDs)) {
		char buffer;

#ifndef _WIN32
		OF_ENSURE(read(_cancelFD[0], &buffer, 1) == 1);
#else
		OF_ENSURE(recvfrom(_cancelFD[0], &buffer, 1, 0, NULL,
		    NULL) == 1);
#endif
	}

	objects = [_readObjects objects];
	count = [_readObjects count];

	for (i = 0; i < count; i++) {
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