ObjFW  Check-in [8c0d76f782]

 *
 * @note Waiting might have been interrupted by a signal. It is thus recommended
 *	 to check the condition again after @ref waitForTimeInterval: returned!
 *
 * @param timeInterval The time interval until the timeout is reached
 * @return Whether the condition has been signaled
 */
- (bool)waitForTimeInterval: (of_time_interval_t)timeInterval;

#ifdef OF_AMIGAOS
/**
 * @brief Blocks the current thread until another thread calls @ref signal,
 *	  @ref broadcast, the timeout is reached or an Exec Signal is received.
 *
 * @note This is only available on AmigaOS!
 *
 * @param timeInterval The time interval until the timeout is reached
 * @param signalMask A pointer to a signal mask of Exec Signals to receive.
 *		     This is modified and set to the mask of signals received.
 * @return Whether the condition has been signaled or a signal received
 */
- (bool)waitForTimeInterval: (of_time_interval_t)timeInterval
	       orExecSignal: (ULONG *)signalMask;
#endif

/**
 * @brief Blocks the current thread until another thread calls @ref signal,
 *	  @ref broadcast or the timeout is reached.
 *

	if (error != 0)
		@throw [OFConditionWaitFailedException
		    exceptionWithCondition: self
				     errNo: error];
}
#endif

- (bool)waitForTimeInterval: (of_time_interval_t)timeInterval
{
	int error = of_condition_timed_wait(&_condition, &_mutex, timeInterval);

	if (error == ETIMEDOUT)
		return false;

	if (error != 0)
		@throw [OFConditionWaitFailedException
		    exceptionWithCondition: self
				     errNo: error];

	return true;
}

#ifdef OF_AMIGAOS
- (bool)waitForTimeInterval: (of_time_interval_t)timeInterval
	       orExecSignal: (ULONG *)signalMask
{
	int error = of_condition_timed_wait_or_signal(&_condition, &_mutex,
	    timeInterval, signalMask);

	if (error == ETIMEDOUT)
		return false;

 */
@property (copy, nonatomic) OFArray OF_GENERIC(OFString *) *searchDomains;

/**
 * @brief The timeout, in seconds, after which the next name server should be
 *	  tried.
 */
@property (nonatomic) of_time_interval_t timeout;

/**
 * @brief The number of attempts before giving up to resolve a host.
 *
 * Trying all name servers once is considered a single attempt.
 */
@property (nonatomic) unsigned int maxAttempts;

@property (nonatomic) bool usesTCP;

/**
 * @brief The interval in seconds in which the config should be reloaded.
 *
 * Setting this to 0 disables config reloading.
 */
@property (nonatomic) of_time_interval_t configReloadInterval;

/**
 * @brief Creates a new, autoreleased OFDNSResolver.
 */
+ (instancetype)resolver;

/**

- (void)setSearchDomains: (OFArray *)searchDomains
{
	OFArray *old = _settings->_searchDomains;
	_settings->_searchDomains = [searchDomains copy];
	[old release];
}

- (of_time_interval_t)timeout
{
	return _settings->_timeout;
}

- (void)setTimeout: (of_time_interval_t)timeout
{
	_settings->_timeout = timeout;
}

- (unsigned int)maxAttempts
{
	return _settings->_maxAttempts;

}

- (void)setUsesTCP: (bool)usesTCP
{
	_settings->_usesTCP = usesTCP;
}

- (of_time_interval_t)configReloadInterval
{
	return _settings->_configReloadInterval;
}

- (void)setConfigReloadInterval: (of_time_interval_t)configReloadInterval
{
	_settings->_configReloadInterval = configReloadInterval;
}

- (void)of_sendQueryForContext: (OFDNSResolverContext *)context
		   runLoopMode: (of_run_loop_mode_t)runLoopMode
{

{
@public
	OFDictionary OF_GENERIC(OFString *, OFArray OF_GENERIC(OFString *) *)
	    *_staticHosts;
	OFArray OF_GENERIC(OFString *) *_nameServers;
	OFString *_Nullable _localDomain;
	OFArray OF_GENERIC(OFString *) *_searchDomains;
	of_time_interval_t _timeout;
	unsigned int _maxAttempts, _minNumberOfDotsInAbsoluteName;
	bool _usesTCP;
	of_time_interval_t _configReloadInterval;
@protected
	OFDate *_lastConfigReload;
}

- (void)reload;
@end

 */
#ifndef OF_DATE_M
OF_SUBCLASSING_RESTRICTED
#endif
@interface OFDate: OFObject <OFCopying, OFComparing, OFSerialization,
    OFMessagePackRepresentation>
{
	of_time_interval_t _seconds;
}

#ifdef OF_HAVE_CLASS_PROPERTIES
@property (class, readonly, nonatomic) OFDate *distantFuture;
@property (class, readonly, nonatomic) OFDate *distantPast;
#endif

 * @brief The day of the year of the date in local time.
 */
@property (readonly, nonatomic) unsigned short localDayOfYear;

/**
 * @brief The seconds since 1970-01-01T00:00:00Z.
 */
@property (readonly, nonatomic) of_time_interval_t timeIntervalSince1970;

/**
 * @brief The seconds the date is in the future.
 */
@property (readonly, nonatomic) of_time_interval_t timeIntervalSinceNow;

/**
 * @brief Creates a new OFDate with the current date and time.
 *
 * @return A new, autoreleased OFDate with the current date and time
 */
+ (instancetype)date;

/**
 * @brief Creates a new OFDate with the specified date and time since
 *	  1970-01-01T00:00:00Z.
 *
 * @param seconds The seconds since 1970-01-01T00:00:00Z
 * @return A new, autoreleased OFDate with the specified date and time
 */
+ (instancetype)dateWithTimeIntervalSince1970: (of_time_interval_t)seconds;

/**
 * @brief Creates a new OFDate with the specified date and time since now.
 *
 * @param seconds The seconds since now
 * @return A new, autoreleased OFDate with the specified date and time
 */
+ (instancetype)dateWithTimeIntervalSinceNow: (of_time_interval_t)seconds;

/**
 * @brief Creates a new OFDate with the specified string in the specified
 *	  format.
 *
 * The time zone used is UTC. See @ref dateWithLocalDateString:format: if you
 * want local time.

/**
 * @brief Initializes an already allocated OFDate with the specified date and
 *	  time since 1970-01-01T00:00:00Z.
 *
 * @param seconds The seconds since 1970-01-01T00:00:00Z
 * @return An initialized OFDate with the specified date and time
 */
- (instancetype)initWithTimeIntervalSince1970: (of_time_interval_t)seconds
    OF_DESIGNATED_INITIALIZER;

/**
 * @brief Initializes an already allocated OFDate with the specified date and
 *	  time since now.
 *
 * @param seconds The seconds since now
 * @return An initialized OFDate with the specified date and time
 */
- (instancetype)initWithTimeIntervalSinceNow: (of_time_interval_t)seconds;

/**
 * @brief Initializes an already allocated OFDate with the specified string in
 *	  the specified format.
 *
 * The time zone used is UTC. If a time zone is specified anyway, an
 * OFInvalidFormatException is thrown. See @ref initWithLocalDateString:format:

/**
 * @brief Returns the seconds the receiver is after the date.
 *
 * @param otherDate Date date to generate the difference with receiver
 * @return The seconds the receiver is after the date.
 */
- (of_time_interval_t)timeIntervalSinceDate: (OFDate *)otherDate;

/**
 * @brief Creates a new date with the specified time interval added.
 *
 * @param seconds The seconds after the date
 * @return A new, autoreleased OFDate
 */
- (OFDate *)dateByAddingTimeInterval: (of_time_interval_t)seconds;
@end

OF_ASSUME_NONNULL_END

static void
initDistantPast(void)
{
	distantPast = [[OFDateSingleton alloc]
	    initWithTimeIntervalSince1970: -62167219200.0];
}

static of_time_interval_t
now(void)
{
	struct timeval tv;
	of_time_interval_t seconds;

	OF_ENSURE(gettimeofday(&tv, NULL) == 0);

	seconds = tv.tv_sec;
	seconds += (of_time_interval_t)tv.tv_usec / 1000000;

	return seconds;
}

#if (!defined(HAVE_GMTIME_R) || !defined(HAVE_LOCALTIME_R)) && \
    defined(OF_HAVE_THREADS)
static OFMutex *mutex;

#ifdef OF_WINDOWS
static __time64_t (*func__mktime64)(struct tm *);
#endif

#ifdef HAVE_GMTIME_R
# define GMTIME_RET(field)						\
	of_time_interval_t timeInterval = self.timeIntervalSince1970;	\
	time_t seconds = (time_t)timeInterval;				\
	struct tm tm;							\
									\
	if (seconds != trunc(timeInterval))				\
		@throw [OFOutOfRangeException exception];		\
									\
	if (gmtime_r(&seconds, &tm) == NULL)				\
		@throw [OFOutOfRangeException exception];		\
									\
	return tm.field;
# define LOCALTIME_RET(field)						\
	of_time_interval_t timeInterval = self.timeIntervalSince1970;	\
	time_t seconds = (time_t)timeInterval;				\
	struct tm tm;							\
									\
	if (seconds != trunc(timeInterval))				\
		@throw [OFOutOfRangeException exception];		\
									\
	if (localtime_r(&seconds, &tm) == NULL)				\
		@throw [OFOutOfRangeException exception];		\
									\
	return tm.field;
#else
# ifdef OF_HAVE_THREADS
#  define GMTIME_RET(field)						\
	of_time_interval_t timeInterval = self.timeIntervalSince1970;	\
	time_t seconds = (time_t)timeInterval;				\
	struct tm *tm;							\
									\
	if (seconds != trunc(timeInterval))				\
		@throw [OFOutOfRangeException exception];		\
									\
	[mutex lock];							\
									\
	@try {								\
		if ((tm = gmtime(&seconds)) == NULL)			\
			@throw [OFOutOfRangeException exception];	\
									\
		return tm->field;					\
	} @finally {							\
		[mutex unlock];						\
	}
#  define LOCALTIME_RET(field)						\
	of_time_interval_t timeInterval = self.timeIntervalSince1970;	\
	time_t seconds = (time_t)timeInterval;				\
	struct tm *tm;							\
									\
	if (seconds != trunc(timeInterval))				\
		@throw [OFOutOfRangeException exception];		\
									\
	[mutex lock];							\
									\
	@try {								\
		if ((tm = localtime(&seconds)) == NULL)			\
			@throw [OFOutOfRangeException exception];	\
									\
		return tm->field;					\
	} @finally {							\
		[mutex unlock];						\
	}
# else
#  define GMTIME_RET(field)						\
	of_time_interval_t timeInterval = self.timeIntervalSince1970;	\
	time_t seconds = (time_t)timeInterval;				\
	struct tm *tm;							\
									\
	if (seconds != trunc(timeInterval))				\
		@throw [OFOutOfRangeException exception];		\
									\
	if ((tm = gmtime(&seconds)) == NULL)				\
		@throw [OFOutOfRangeException exception];		\
									\
	return tm->field;
#  define LOCALTIME_RET(field)						\
	of_time_interval_t timeInterval = self.timeIntervalSince1970;	\
	time_t seconds = (time_t)timeInterval;				\
	struct tm *tm;							\
									\
	if (seconds != trunc(timeInterval))				\
		@throw [OFOutOfRangeException exception];		\
									\
	if ((tm = localtime(&seconds)) == NULL)				\

@implementation OFDatePlaceholder
#ifdef __clang__
/* We intentionally don't call into super, so silence the warning. */
# pragma clang diagnostic push
# pragma clang diagnostic ignored "-Wunknown-pragmas"
# pragma clang diagnostic ignored "-Wobjc-designated-initializers"
#endif
- (instancetype)initWithTimeIntervalSince1970: (of_time_interval_t)seconds
{
#if defined(OF_OBJFW_RUNTIME) && UINTPTR_MAX == UINT64_MAX
	uint64_t value;
#endif

	if (seconds == 0) {
		static of_once_t once = OF_ONCE_INIT;

#ifdef __clang__
# pragma clang diagnostic pop
#endif
@end

#if defined(OF_OBJFW_RUNTIME) && UINTPTR_MAX == UINT64_MAX
@implementation OFTaggedPointerDate
- (of_time_interval_t)timeIntervalSince1970
{
	uint64_t value = (uint64_t)object_getTaggedPointerValue(self);

	value |= UINT64_C(4) << 60;

	return OF_BSWAP_DOUBLE_IF_LE(OF_INT_TO_DOUBLE_RAW(OF_BSWAP64_IF_LE(
	    value)));

}

+ (instancetype)date
{
	return [[[self alloc] init] autorelease];
}

+ (instancetype)dateWithTimeIntervalSince1970: (of_time_interval_t)seconds
{
	return [[[self alloc]
	    initWithTimeIntervalSince1970: seconds] autorelease];
}

+ (instancetype)dateWithTimeIntervalSinceNow: (of_time_interval_t)seconds
{
	return [[[self alloc]
	    initWithTimeIntervalSinceNow: seconds] autorelease];
}

+ (instancetype)dateWithDateString: (OFString *)string
			    format: (OFString *)format

}

- (instancetype)init
{
	return [self initWithTimeIntervalSince1970: now()];
}

- (instancetype)initWithTimeIntervalSince1970: (of_time_interval_t)seconds
{
	self = [super init];

	_seconds = seconds;

	return self;
}

- (instancetype)initWithTimeIntervalSinceNow: (of_time_interval_t)seconds
{
	return [self initWithTimeIntervalSince1970: now() + seconds];
}

- (instancetype)initWithDateString: (OFString *)string
			    format: (OFString *)format
{

	struct tm tm = { .tm_isdst = -1 };
	/*
	 * of_strptime() can never set this to SHRT_MAX, no matter what is
	 * passed to it, so this is a safe way to figure out if the date
	 * contains a time zone.
	 */
	short tz = SHRT_MAX;
	of_time_interval_t seconds;

	if (of_strptime(UTF8String, format.UTF8String, &tm, &tz) !=
	    UTF8String + string.UTF8StringLength)
		@throw [OFInvalidFormatException exception];

	if (tz == SHRT_MAX) {
#ifdef OF_WINDOWS

	objc_autoreleasePoolPop(pool);

	return [self initWithTimeIntervalSince1970: seconds];
}

- (instancetype)initWithSerialization: (OFXMLElement *)element
{
	of_time_interval_t seconds;

	@try {
		void *pool = objc_autoreleasePoolPush();
		unsigned long long value;

		if (![element.name isEqual: @"OFDate"] ||
		    ![element.namespace isEqual: OF_SERIALIZATION_NS])

	return [element autorelease];
}

- (OFData *)messagePackRepresentation
{
	void *pool = objc_autoreleasePoolPush();
	of_time_interval_t timeInterval = self.timeIntervalSince1970;
	int64_t seconds = (int64_t)timeInterval;
	uint32_t nanoseconds =
	    (uint32_t)((timeInterval - trunc(timeInterval)) * 1000000000);
	OFData *ret;

	if (seconds >= 0 && seconds < 0x400000000) {
		if (seconds <= UINT32_MAX && nanoseconds == 0) {

	objc_autoreleasePoolPop(pool);

	return [ret autorelease];
}

- (unsigned long)microsecond
{
	of_time_interval_t timeInterval = self.timeIntervalSince1970;

	return (unsigned long)((timeInterval - trunc(timeInterval)) * 1000000);
}

- (unsigned char)second
{
	GMTIME_RET(tm_sec)

{
	LOCALTIME_RET(tm_yday + 1)
}

- (OFString *)dateStringWithFormat: (OFConstantString *)format
{
	OFString *ret;
	of_time_interval_t timeInterval = self.timeIntervalSince1970;
	time_t seconds = (time_t)timeInterval;
	struct tm tm;
	size_t pageSize;
#ifndef OF_WINDOWS
	char *buffer;
#else
	wchar_t *buffer;

	return ret;
}

- (OFString *)localDateStringWithFormat: (OFConstantString *)format
{
	OFString *ret;
	of_time_interval_t timeInterval = self.timeIntervalSince1970;
	time_t seconds = (time_t)timeInterval;
	struct tm tm;
	size_t pageSize;
#ifndef OF_WINDOWS
	char *buffer;
#else
	wchar_t *buffer;

	if ([self compare: otherDate] == OFOrderedAscending)
		return otherDate;

	return self;
}

- (of_time_interval_t)timeIntervalSince1970
{
	return _seconds;
}

- (of_time_interval_t)timeIntervalSinceDate: (OFDate *)otherDate
{
	return self.timeIntervalSince1970 - otherDate.timeIntervalSince1970;
}

- (of_time_interval_t)timeIntervalSinceNow
{
	struct timeval t;
	of_time_interval_t seconds;

	OF_ENSURE(gettimeofday(&t, NULL) == 0);

	seconds = t.tv_sec;
	seconds += (of_time_interval_t)t.tv_usec / 1000000;

	return self.timeIntervalSince1970 - seconds;
}

- (OFDate *)dateByAddingTimeInterval: (of_time_interval_t)seconds
{
	return [OFDate dateWithTimeIntervalSince1970:
	    self.timeIntervalSince1970 + seconds];
}
@end

	[self of_removeObject: object
	       fileDescriptor: object.fileDescriptorForWriting
		       events: EPOLLOUT];

	[super removeObjectForWriting: object];
}

- (void)observeForTimeInterval: (of_time_interval_t)timeInterval
{
	OFNull *nullObject = [OFNull null];
	struct epoll_event eventList[EVENTLIST_SIZE];
	int events;

	if ([self of_processReadBuffers])
		return;

# endif
#endif

#if defined(OF_WINDOWS) || defined(OF_AMIGAOS)
typedef struct {
	of_offset_t st_size;
	unsigned int st_mode;
	of_time_interval_t st_atime, st_mtime, st_ctime;
# ifdef OF_WINDOWS
#  define HAVE_STRUCT_STAT_ST_BIRTHTIME
	of_time_interval_t st_birthtime;
	DWORD fileAttributes;
# endif
} of_stat_t;
#elif defined(HAVE_STAT64)
typedef struct stat64 of_stat_t;
#else
typedef struct stat of_stat_t;

static int (*func__wutime64)(const wchar_t *, struct __utimbuf64 *);
static WINAPI BOOLEAN (*func_CreateSymbolicLinkW)(LPCWSTR, LPCWSTR, DWORD);
static WINAPI BOOLEAN (*func_CreateHardLinkW)(LPCWSTR, LPCWSTR,
    LPSECURITY_ATTRIBUTES);
#endif

#ifdef OF_WINDOWS
static of_time_interval_t
filetimeToTimeInterval(const FILETIME *filetime)
{
	return (double)((int64_t)filetime->dwHighDateTime << 32 |
	    filetime->dwLowDateTime) / 10000000.0 - 11644473600.0;
}

static int

#elif defined(OF_AMIGAOS)
	BPTR lock;
# ifdef OF_AMIGAOS4
	struct ExamineData *ed;
# else
	struct FileInfoBlock fib;
# endif
	of_time_interval_t timeInterval;
	struct Locale *locale;
	struct DateStamp *date;

	if ((lock = Lock([path cStringWithEncoding: [OFLocale encoding]],
	    SHARED_LOCK)) == 0)
		return retrieveError();

# ifdef OF_AMIGAOS4
	date = &ed->Date;
# else
	date = &fib.fib_Date;
# endif
	timeInterval += date->ds_Days * 86400.0;
	timeInterval += date->ds_Minute * 60.0;
	timeInterval += date->ds_Tick / (of_time_interval_t)TICKS_PER_SECOND;

	buffer->st_atime = buffer->st_mtime = buffer->st_ctime = timeInterval;

# ifdef OF_AMIGAOS4
	FreeDosObject(DOS_EXAMINEDATA, ed);
# endif

			    exceptionWithURL: URL
				  attributes: attributes
			     failedAttribute: attributeKey
				       errNo: errno];
	}
#elif defined(OF_AMIGAOS)
	/* AmigaOS does not support access time. */
	of_time_interval_t modificationTime =
	    modificationDate.timeIntervalSince1970;
	struct Locale *locale;
	struct DateStamp date;

	modificationTime -= 252460800;	/* 1978-01-01 */

	if (modificationTime < 0)

# endif
		@throw [OFSetItemAttributesFailedException
		    exceptionWithURL: URL
			  attributes: attributes
		     failedAttribute: attributeKey
			       errNo: retrieveError()];
#else
	of_time_interval_t lastAccessTime =
	    lastAccessDate.timeIntervalSince1970;
	of_time_interval_t modificationTime =
	    modificationDate.timeIntervalSince1970;
	struct timeval times[2] = {
		{
			.tv_sec = (time_t)lastAccessTime,
			.tv_usec =
			    (int)((lastAccessTime - times[0].tv_sec) * 1000000)
		},

/**
 * @brief Observes all objects until an event happens on an object or the
 *	  timeout is reached.
 *
 * @param timeInterval The time to wait for an event, in seconds
 */
- (void)observeForTimeInterval: (of_time_interval_t)timeInterval;

/**
 * @brief Observes all objects until an event happens on an object or the
 *	  specified date is reached.
 *
 * @param date The until which to observe
 */

}

- (void)observe
{
	[self observeForTimeInterval: -1];
}

- (void)observeForTimeInterval: (of_time_interval_t)timeInterval
{
	OF_UNRECOGNIZED_SELECTOR
}

- (void)observeUntilDate: (OFDate *)date
{
	[self observeForTimeInterval: date.timeIntervalSinceNow];

	if (kevent(_kernelQueue, &event, 1, NULL, 0, NULL) != 0)
		@throw [OFObserveFailedException exceptionWithObserver: self
								 errNo: errno];

	[super removeObjectForWriting: object];
}

- (void)observeForTimeInterval: (of_time_interval_t)timeInterval
{
	struct timespec timeout;
	struct kevent eventList[EVENTLIST_SIZE];
	int events;

	if ([self of_processReadBuffers])
		return;

	return true;
}

/**
 * @brief A time interval in seconds.
 */
typedef double of_time_interval_t;

/**
 * @struct of_point_t OFObject.h ObjFW/OFObject.h
 *
 * @brief A point.
 */
struct OF_BOXABLE of_point_t {

/**
 * @brief Performs the specified selector after the specified delay.
 *
 * @param selector The selector to perform
 * @param delay The delay after which the selector will be performed
 */
- (void)performSelector: (SEL)selector afterDelay: (of_time_interval_t)delay;

/**
 * @brief Performs the specified selector with the specified object after the
 *	  specified delay.
 *
 * @param selector The selector to perform
 * @param object The object that is passed to the method specified by the
 *		 selector
 * @param delay The delay after which the selector will be performed
 */
- (void)performSelector: (SEL)selector
	     withObject: (nullable id)object
	     afterDelay: (of_time_interval_t)delay;

/**
 * @brief Performs the specified selector with the specified objects after the
 *	  specified delay.
 *
 * @param selector The selector to perform
 * @param object1 The first object that is passed to the method specified by the
 *		  selector
 * @param object2 The second object that is passed to the method specified by
 *		  the selector
 * @param delay The delay after which the selector will be performed
 */
- (void)performSelector: (SEL)selector
	     withObject: (nullable id)object1
	     withObject: (nullable id)object2
	     afterDelay: (of_time_interval_t)delay;

/**
 * @brief Performs the specified selector with the specified objects after the
 *	  specified delay.
 *
 * @param selector The selector to perform
 * @param object1 The first object that is passed to the method specified by the
 *		  selector
 * @param object2 The second object that is passed to the method specified by
 *		  the selector
 * @param object3 The third object that is passed to the method specified by the
 *		  selector
 * @param delay The delay after which the selector will be performed
 */
- (void)performSelector: (SEL)selector
	     withObject: (nullable id)object1
	     withObject: (nullable id)object2
	     withObject: (nullable id)object3
	     afterDelay: (of_time_interval_t)delay;

/**
 * @brief Performs the specified selector with the specified objects after the
 *	  specified delay.
 *
 * @param selector The selector to perform
 * @param object1 The first object that is passed to the method specified by the

 * @param delay The delay after which the selector will be performed
 */
- (void)performSelector: (SEL)selector
	     withObject: (nullable id)object1
	     withObject: (nullable id)object2
	     withObject: (nullable id)object3
	     withObject: (nullable id)object4
	     afterDelay: (of_time_interval_t)delay;

# ifdef OF_HAVE_THREADS
/**
 * @brief Performs the specified selector on the specified thread.
 *
 * @param selector The selector to perform
 * @param thread The thread on which to perform the selector

 *
 * @param selector The selector to perform
 * @param thread The thread on which to perform the selector
 * @param delay The delay after which the selector will be performed
 */
- (void)performSelector: (SEL)selector
	       onThread: (OFThread *)thread
	     afterDelay: (of_time_interval_t)delay;

/**
 * @brief Performs the specified selector on the specified thread with the
 *	  specified object after the specified delay.
 *
 * @param selector The selector to perform
 * @param thread The thread on which to perform the selector
 * @param object The object that is passed to the method specified by the
 *		 selector
 * @param delay The delay after which the selector will be performed
 */
- (void)performSelector: (SEL)selector
	       onThread: (OFThread *)thread
	     withObject: (nullable id)object
	     afterDelay: (of_time_interval_t)delay;

/**
 * @brief Performs the specified selector on the specified thread with the
 *	  specified objects after the specified delay.
 *
 * @param selector The selector to perform
 * @param thread The thread on which to perform the selector
 * @param object1 The first object that is passed to the method specified by the
 *		  selector
 * @param object2 The second object that is passed to the method specified by
 *		  the selector
 * @param delay The delay after which the selector will be performed
 */
- (void)performSelector: (SEL)selector
	       onThread: (OFThread *)thread
	     withObject: (nullable id)object1
	     withObject: (nullable id)object2
	     afterDelay: (of_time_interval_t)delay;

/**
 * @brief Performs the specified selector on the specified thread with the
 *	  specified objects after the specified delay.
 *
 * @param selector The selector to perform
 * @param thread The thread on which to perform the selector
 * @param object1 The first object that is passed to the method specified by the
 *		  selector
 * @param object2 The second object that is passed to the method specified by
 *		  the selector
 * @param object3 The third object that is passed to the method specified by the
 *		  selector
 * @param delay The delay after which the selector will be performed
 */
- (void)performSelector: (SEL)selector
	       onThread: (OFThread *)thread
	     withObject: (nullable id)object1
	     withObject: (nullable id)object2
	     withObject: (nullable id)object3
	     afterDelay: (of_time_interval_t)delay;

/**
 * @brief Performs the specified selector on the specified thread with the
 *	  specified objects after the specified delay.
 *
 * @param selector The selector to perform
 * @param thread The thread on which to perform the selector

 */
- (void)performSelector: (SEL)selector
	       onThread: (OFThread *)thread
	     withObject: (nullable id)object1
	     withObject: (nullable id)object2
	     withObject: (nullable id)object3
	     withObject: (nullable id)object4
	     afterDelay: (of_time_interval_t)delay;
# endif

/**
 * @brief This method is called when @ref resolveClassMethod: or
 *	  @ref resolveInstanceMethod: returned false. It should return a target
 *	  to which the message should be forwarded.
 *

	id (*imp)(id, SEL, id, id, id, id) =
	    (id (*)(id, SEL, id, id, id, id))objc_msgSend;
#endif

	return imp(self, selector, object1, object2, object3, object4);
}

- (void)performSelector: (SEL)selector afterDelay: (of_time_interval_t)delay
{
	void *pool = objc_autoreleasePoolPush();

	[OFTimer scheduledTimerWithTimeInterval: delay
					 target: self
				       selector: selector
					repeats: false];

	objc_autoreleasePoolPop(pool);
}

- (void)performSelector: (SEL)selector
	     withObject: (id)object
	     afterDelay: (of_time_interval_t)delay
{
	void *pool = objc_autoreleasePoolPush();

	[OFTimer scheduledTimerWithTimeInterval: delay
					 target: self
				       selector: selector
					 object: object
					repeats: false];

	objc_autoreleasePoolPop(pool);
}

- (void)performSelector: (SEL)selector
	     withObject: (id)object1
	     withObject: (id)object2
	     afterDelay: (of_time_interval_t)delay
{
	void *pool = objc_autoreleasePoolPush();

	[OFTimer scheduledTimerWithTimeInterval: delay
					 target: self
				       selector: selector
					 object: object1
					 object: object2
					repeats: false];

	objc_autoreleasePoolPop(pool);
}

- (void)performSelector: (SEL)selector
	     withObject: (id)object1
	     withObject: (id)object2
	     withObject: (id)object3
	     afterDelay: (of_time_interval_t)delay
{
	void *pool = objc_autoreleasePoolPush();

	[OFTimer scheduledTimerWithTimeInterval: delay
					 target: self
				       selector: selector
					 object: object1
					 object: object2
					 object: object3
					repeats: false];

	objc_autoreleasePoolPop(pool);
}

- (void)performSelector: (SEL)selector
	     withObject: (id)object1
	     withObject: (id)object2
	     withObject: (id)object3
	     withObject: (id)object4
	     afterDelay: (of_time_interval_t)delay
{
	void *pool = objc_autoreleasePoolPush();

	[OFTimer scheduledTimerWithTimeInterval: delay
					 target: self
				       selector: selector
					 object: object1

		[timer waitUntilDone];

	objc_autoreleasePoolPop(pool);
}

- (void)performSelector: (SEL)selector
	       onThread: (OFThread *)thread
	     afterDelay: (of_time_interval_t)delay
{
	void *pool = objc_autoreleasePoolPush();

	[thread.runLoop addTimer: [OFTimer timerWithTimeInterval: delay
							  target: self
							selector: selector
							 repeats: false]];

	objc_autoreleasePoolPop(pool);
}

- (void)performSelector: (SEL)selector
	       onThread: (OFThread *)thread
	     withObject: (id)object
	     afterDelay: (of_time_interval_t)delay
{
	void *pool = objc_autoreleasePoolPush();

	[thread.runLoop addTimer: [OFTimer timerWithTimeInterval: delay
							  target: self
							selector: selector
							  object: object
							 repeats: false]];

	objc_autoreleasePoolPop(pool);
}

- (void)performSelector: (SEL)selector
	       onThread: (OFThread *)thread
	     withObject: (id)object1
	     withObject: (id)object2
	     afterDelay: (of_time_interval_t)delay
{
	void *pool = objc_autoreleasePoolPush();

	[thread.runLoop addTimer: [OFTimer timerWithTimeInterval: delay
							  target: self
							selector: selector
							  object: object1
							  object: object2
							 repeats: false]];

	objc_autoreleasePoolPop(pool);
}

- (void)performSelector: (SEL)selector
	       onThread: (OFThread *)thread
	     withObject: (id)object1
	     withObject: (id)object2
	     withObject: (id)object3
	     afterDelay: (of_time_interval_t)delay
{
	void *pool = objc_autoreleasePoolPush();

	[thread.runLoop addTimer: [OFTimer timerWithTimeInterval: delay
							  target: self
							selector: selector
							  object: object1
							  object: object2
							  object: object3
							 repeats: false]];

	objc_autoreleasePoolPop(pool);
}

- (void)performSelector: (SEL)selector
	       onThread: (OFThread *)thread
	     withObject: (id)object1
	     withObject: (id)object2
	     withObject: (id)object3
	     withObject: (id)object4
	     afterDelay: (of_time_interval_t)delay
{
	void *pool = objc_autoreleasePoolPush();

	[thread.runLoop addTimer: [OFTimer timerWithTimeInterval: delay
							  target: self
							selector: selector
							  object: object1

- (void)removeObjectForWriting: (id <OFReadyForWritingObserving>)object
{
	removeObject(self, object, object.fileDescriptorForWriting, POLLOUT);

	[super removeObjectForWriting: object];
}

- (void)observeForTimeInterval: (of_time_interval_t)timeInterval
{
	void *pool;
	struct pollfd *FDs;
	int events;
	size_t nFDs;

	if ([self of_processReadBuffers])

		} @finally {
			[state->_timersQueueMutex unlock];
		}
#endif

		/* Watch for I/O events until the next timer is due */
		if (nextTimer != nil || deadline != nil) {
			of_time_interval_t timeout;

			if (nextTimer != nil && deadline == nil)
				timeout = nextTimer.timeIntervalSinceNow;
			else if (nextTimer == nil && deadline != nil)
				timeout = deadline.timeIntervalSinceNow;
			else
				timeout = [nextTimer earlierDate: deadline]

#endif

	FD_CLR((of_socket_t)fd, &_writeFDs);

	[super removeObjectForWriting: object];
}

- (void)observeForTimeInterval: (of_time_interval_t)timeInterval
{
	fd_set readFDs;
	fd_set writeFDs;
	struct timeval timeout;
	int events;
#ifdef OF_AMIGAOS
	BYTE cancelSignal;

		    header + 108, 8, ULONG_MAX);
		_GID = (unsigned long)octalValueFromBuffer(
		    header + 116, 8, ULONG_MAX);
		_size = (unsigned long long)octalValueFromBuffer(
		    header + 124, 12, ULLONG_MAX);
		_modificationDate = [[OFDate alloc]
		    initWithTimeIntervalSince1970:
		    (of_time_interval_t)octalValueFromBuffer(
		    header + 136, 12, ULLONG_MAX)];
		_type = header[156];

		targetFileName = stringFromBuffer(header + 157, 100, encoding);
		if (targetFileName.length > 0)
			_targetFileName = [targetFileName copy];

/**
 * @brief Suspends execution of the current thread for the specified time
 *	  interval.
 *
 * @param timeInterval The number of seconds to sleep
 */
+ (void)sleepForTimeInterval: (of_time_interval_t)timeInterval;

/**
 * @brief Suspends execution of the current thread until the specified date.
 *
 * @param date The date to wait for
 */
+ (void)sleepUntilDate: (OFDate *)date;

		DNSResolver = [[OFDNSResolver alloc] init];

	return DNSResolver;
# endif
}
#endif

+ (void)sleepForTimeInterval: (of_time_interval_t)timeInterval
{
	if (timeInterval < 0)
		return;

#if defined(OF_WINDOWS)
	if (timeInterval * 1000 > UINT_MAX)
		@throw [OFOutOfRangeException exception];

 *
 * @brief A class for creating and firing timers.
 */
OF_SUBCLASSING_RESTRICTED
@interface OFTimer: OFObject <OFComparing>
{
	OFDate *_fireDate;
	of_time_interval_t _interval;
	id _target;
	id _Nullable _object1, _object2, _object3, _object4;
	SEL _selector;
	unsigned char _arguments;
	bool _repeats;
#ifdef OF_HAVE_BLOCKS
	of_timer_block_t _block;

	of_run_loop_mode_t _Nullable _inRunLoopMode;
}

/**
 * @brief The time interval in which the timer will repeat, if it is a
 *	  repeating timer.
 */
@property (readonly, nonatomic) of_time_interval_t timeInterval;

/**
 * @brief Whether the timer is repeating.
 */
@property (readonly, nonatomic, getter=isRepeating) bool repeating;

/**

 *
 * @param timeInterval The time interval after which the timer should be fired
 * @param target The target on which to call the selector
 * @param selector The selector to call on the target
 * @param repeats Whether the timer repeats after it has been executed
 * @return A new, autoreleased timer
 */
+ (instancetype)scheduledTimerWithTimeInterval: (of_time_interval_t)timeInterval
					target: (id)target
				      selector: (SEL)selector
				       repeats: (bool)repeats;

/**
 * @brief Creates and schedules a new timer with the specified time interval.
 *
 * @param timeInterval The time interval after which the timer should be fired
 * @param target The target on which to call the selector
 * @param selector The selector to call on the target
 * @param object An object to pass when calling the selector on the target
 * @param repeats Whether the timer repeats after it has been executed
 * @return A new, autoreleased timer
 */
+ (instancetype)scheduledTimerWithTimeInterval: (of_time_interval_t)timeInterval
					target: (id)target
				      selector: (SEL)selector
					object: (nullable id)object
				       repeats: (bool)repeats;

/**
 * @brief Creates and schedules a new timer with the specified time interval.
 *
 * @param timeInterval The time interval after which the timer should be fired
 * @param target The target on which to call the selector
 * @param selector The selector to call on the target
 * @param object1 The first object to pass when calling the selector on the
 *		  target
 * @param object2 The second object to pass when calling the selector on the
 *		  target
 * @param repeats Whether the timer repeats after it has been executed
 * @return A new, autoreleased timer
 */
+ (instancetype)scheduledTimerWithTimeInterval: (of_time_interval_t)timeInterval
					target: (id)target
				      selector: (SEL)selector
					object: (nullable id)object1
					object: (nullable id)object2
				       repeats: (bool)repeats;

/**

 * @param object2 The second object to pass when calling the selector on the
 *		  target
 * @param object3 The third object to pass when calling the selector on the
 *		  target
 * @param repeats Whether the timer repeats after it has been executed
 * @return A new, autoreleased timer
 */
+ (instancetype)scheduledTimerWithTimeInterval: (of_time_interval_t)timeInterval
					target: (id)target
				      selector: (SEL)selector
					object: (nullable id)object1
					object: (nullable id)object2
					object: (nullable id)object3
				       repeats: (bool)repeats;

 * @param object3 The third object to pass when calling the selector on the
 *		  target
 * @param object4 The fourth object to pass when calling the selector on the
 *		  target
 * @param repeats Whether the timer repeats after it has been executed
 * @return A new, autoreleased timer
 */
+ (instancetype)scheduledTimerWithTimeInterval: (of_time_interval_t)timeInterval
					target: (id)target
				      selector: (SEL)selector
					object: (nullable id)object1
					object: (nullable id)object2
					object: (nullable id)object3
					object: (nullable id)object4
				       repeats: (bool)repeats;

#ifdef OF_HAVE_BLOCKS
/**
 * @brief Creates and schedules a new timer with the specified time interval.
 *
 * @param timeInterval The time interval after which the timer should be fired
 * @param repeats Whether the timer repeats after it has been executed
 * @param block The block to invoke when the timer fires
 * @return A new, autoreleased timer
 */
+ (instancetype)scheduledTimerWithTimeInterval: (of_time_interval_t)timeInterval
				       repeats: (bool)repeats
					 block: (of_timer_block_t)block;
#endif

/**
 * @brief Creates a new timer with the specified time interval.
 *
 * @param timeInterval The time interval after which the timer should be fired
 * @param target The target on which to call the selector
 * @param selector The selector to call on the target
 * @param repeats Whether the timer repeats after it has been executed
 * @return A new, autoreleased timer
 */
+ (instancetype)timerWithTimeInterval: (of_time_interval_t)timeInterval
			       target: (id)target
			     selector: (SEL)selector
			      repeats: (bool)repeats;

/**
 * @brief Creates a new timer with the specified time interval.
 *
 * @param timeInterval The time interval after which the timer should be fired
 * @param target The target on which to call the selector
 * @param selector The selector to call on the target
 * @param object An object to pass when calling the selector on the target
 * @param repeats Whether the timer repeats after it has been executed
 * @return A new, autoreleased timer
 */
+ (instancetype)timerWithTimeInterval: (of_time_interval_t)timeInterval
			       target: (id)target
			     selector: (SEL)selector
			       object: (nullable id)object
			      repeats: (bool)repeats;

/**
 * @brief Creates a new timer with the specified time interval.
 *
 * @param timeInterval The time interval after which the timer should be fired
 * @param target The target on which to call the selector
 * @param selector The selector to call on the target
 * @param object1 The first object to pass when calling the selector on the
 *		  target
 * @param object2 The second object to pass when calling the selector on the
 *		  target
 * @param repeats Whether the timer repeats after it has been executed
 * @return A new, autoreleased timer
 */
+ (instancetype)timerWithTimeInterval: (of_time_interval_t)timeInterval
			       target: (id)target
			     selector: (SEL)selector
			       object: (nullable id)object1
			       object: (nullable id)object2
			      repeats: (bool)repeats;

/**

 * @param object2 The second object to pass when calling the selector on the
 *		  target
 * @param object3 The third object to pass when calling the selector on the
 *		  target
 * @param repeats Whether the timer repeats after it has been executed
 * @return A new, autoreleased timer
 */
+ (instancetype)timerWithTimeInterval: (of_time_interval_t)timeInterval
			       target: (id)target
			     selector: (SEL)selector
			       object: (nullable id)object1
			       object: (nullable id)object2
			       object: (nullable id)object3
			      repeats: (bool)repeats;

 * @param object3 The third object to pass when calling the selector on the
 *		  target
 * @param object4 The fourth object to pass when calling the selector on the
 *		  target
 * @param repeats Whether the timer repeats after it has been executed
 * @return A new, autoreleased timer
 */
+ (instancetype)timerWithTimeInterval: (of_time_interval_t)timeInterval
			       target: (id)target
			     selector: (SEL)selector
			       object: (nullable id)object1
			       object: (nullable id)object2
			       object: (nullable id)object3
			       object: (nullable id)object4
			      repeats: (bool)repeats;

#ifdef OF_HAVE_BLOCKS
/**
 * @brief Creates a new timer with the specified time interval.
 *
 * @param timeInterval The time interval after which the timer should be fired
 * @param repeats Whether the timer repeats after it has been executed
 * @param block The block to invoke when the timer fires
 * @return A new, autoreleased timer
 */
+ (instancetype)timerWithTimeInterval: (of_time_interval_t)timeInterval
			      repeats: (bool)repeats
				block: (of_timer_block_t)block;
#endif

- (instancetype)init OF_UNAVAILABLE;

/**
 * @brief Initializes an already allocated timer with the specified time
 *	  interval.
 *
 * @param fireDate The date at which the timer should fire
 * @param interval The time interval after which to repeat the timer, if it is
 *		   a repeating timer
 * @param target The target on which to call the selector
 * @param selector The selector to call on the target
 * @param repeats Whether the timer repeats after it has been executed
 * @return An initialized timer
 */
- (instancetype)initWithFireDate: (OFDate *)fireDate
			interval: (of_time_interval_t)interval
			  target: (id)target
			selector: (SEL)selector
			 repeats: (bool)repeats;

/**
 * @brief Initializes an already allocated timer with the specified time
 *	  interval.
 *
 * @param fireDate The date at which the timer should fire
 * @param interval The time interval after which to repeat the timer, if it is
 *		   a repeating timer
 * @param target The target on which to call the selector
 * @param selector The selector to call on the target
 * @param object An object to pass when calling the selector on the target
 * @param repeats Whether the timer repeats after it has been executed
 * @return An initialized timer
 */
- (instancetype)initWithFireDate: (OFDate *)fireDate
			interval: (of_time_interval_t)interval
			  target: (id)target
			selector: (SEL)selector
			  object: (nullable id)object
			 repeats: (bool)repeats;

/**
 * @brief Initializes an already allocated timer with the specified time

 *		  target
 * @param object2 The second object to pass when calling the selector on the
 *		  target
 * @param repeats Whether the timer repeats after it has been executed
 * @return An initialized timer
 */
- (instancetype)initWithFireDate: (OFDate *)fireDate
			interval: (of_time_interval_t)interval
			  target: (id)target
			selector: (SEL)selector
			  object: (nullable id)object1
			  object: (nullable id)object2
			 repeats: (bool)repeats;

/**

 *		  target
 * @param object3 The third object to pass when calling the selector on the
 *		  target
 * @param repeats Whether the timer repeats after it has been executed
 * @return An initialized timer
 */
- (instancetype)initWithFireDate: (OFDate *)fireDate
			interval: (of_time_interval_t)interval
			  target: (id)target
			selector: (SEL)selector
			  object: (nullable id)object1
			  object: (nullable id)object2
			  object: (nullable id)object3
			 repeats: (bool)repeats;

 *		  target
 * @param object4 The fourth object to pass when calling the selector on the
 *		  target
 * @param repeats Whether the timer repeats after it has been executed
 * @return An initialized timer
 */
- (instancetype)initWithFireDate: (OFDate *)fireDate
			interval: (of_time_interval_t)interval
			  target: (id)target
			selector: (SEL)selector
			  object: (nullable id)object1
			  object: (nullable id)object2
			  object: (nullable id)object3
			  object: (nullable id)object4
			 repeats: (bool)repeats;

 * @param interval The time interval after which to repeat the timer, if it is
 *		   a repeating timer
 * @param repeats Whether the timer repeats after it has been executed
 * @param block The block to invoke when the timer fires
 * @return An initialized timer
 */
- (instancetype)initWithFireDate: (OFDate *)fireDate
			interval: (of_time_interval_t)interval
			 repeats: (bool)repeats
			   block: (of_timer_block_t)block;
#endif

/**
 * @brief Compares the timer to another timer.
 *

#endif

#import "OFInvalidArgumentException.h"

@implementation OFTimer
@synthesize timeInterval = _interval, repeating = _repeats, valid = _valid;

+ (instancetype)scheduledTimerWithTimeInterval: (of_time_interval_t)timeInterval
					target: (id)target
				      selector: (SEL)selector
				       repeats: (bool)repeats
{
	void *pool = objc_autoreleasePoolPush();
	OFDate *fireDate = [OFDate dateWithTimeIntervalSinceNow: timeInterval];
	id timer = [[[self alloc] initWithFireDate: fireDate
					  interval: timeInterval
					    target: target
					  selector: selector
					   repeats: repeats] autorelease];

	[[OFRunLoop currentRunLoop] addTimer: timer];

	[timer retain];
	objc_autoreleasePoolPop(pool);

	return [timer autorelease];
}

+ (instancetype)scheduledTimerWithTimeInterval: (of_time_interval_t)timeInterval
					target: (id)target
				      selector: (SEL)selector
					object: (id)object
				       repeats: (bool)repeats
{
	void *pool = objc_autoreleasePoolPush();
	OFDate *fireDate = [OFDate dateWithTimeIntervalSinceNow: timeInterval];

	[timer retain];
	objc_autoreleasePoolPop(pool);

	return [timer autorelease];
}

+ (instancetype)scheduledTimerWithTimeInterval: (of_time_interval_t)timeInterval
					target: (id)target
				      selector: (SEL)selector
					object: (id)object1
					object: (id)object2
				       repeats: (bool)repeats
{
	void *pool = objc_autoreleasePoolPush();

	[timer retain];
	objc_autoreleasePoolPop(pool);

	return [timer autorelease];
}

+ (instancetype)scheduledTimerWithTimeInterval: (of_time_interval_t)timeInterval
					target: (id)target
				      selector: (SEL)selector
					object: (id)object1
					object: (id)object2
					object: (id)object3
				       repeats: (bool)repeats
{

	[timer retain];
	objc_autoreleasePoolPop(pool);

	return [timer autorelease];
}

+ (instancetype)scheduledTimerWithTimeInterval: (of_time_interval_t)timeInterval
					target: (id)target
				      selector: (SEL)selector
					object: (id)object1
					object: (id)object2
					object: (id)object3
					object: (id)object4
				       repeats: (bool)repeats

	[timer retain];
	objc_autoreleasePoolPop(pool);

	return [timer autorelease];
}

#ifdef OF_HAVE_BLOCKS
+ (instancetype)scheduledTimerWithTimeInterval: (of_time_interval_t)timeInterval
				       repeats: (bool)repeats
					 block: (of_timer_block_t)block
{
	void *pool = objc_autoreleasePoolPush();
	OFDate *fireDate = [OFDate dateWithTimeIntervalSinceNow: timeInterval];
	id timer = [[[self alloc] initWithFireDate: fireDate
					  interval: timeInterval
					   repeats: repeats
					     block: block] autorelease];

	[[OFRunLoop currentRunLoop] addTimer: timer];

	[timer retain];
	objc_autoreleasePoolPop(pool);

	return [timer autorelease];
}
#endif

+ (instancetype)timerWithTimeInterval: (of_time_interval_t)timeInterval
			       target: (id)target
			     selector: (SEL)selector
			      repeats: (bool)repeats
{
	void *pool = objc_autoreleasePoolPush();
	OFDate *fireDate = [OFDate dateWithTimeIntervalSinceNow: timeInterval];
	id timer = [[[self alloc] initWithFireDate: fireDate
					  interval: timeInterval
					    target: target
					  selector: selector
					   repeats: repeats] autorelease];

	[timer retain];
	objc_autoreleasePoolPop(pool);

	return [timer autorelease];
}

+ (instancetype)timerWithTimeInterval: (of_time_interval_t)timeInterval
			       target: (id)target
			     selector: (SEL)selector
			       object: (id)object
			      repeats: (bool)repeats
{
	void *pool = objc_autoreleasePoolPush();
	OFDate *fireDate = [OFDate dateWithTimeIntervalSinceNow: timeInterval];
	id timer = [[[self alloc] initWithFireDate: fireDate
					  interval: timeInterval
					    target: target
					  selector: selector
					    object: object
					   repeats: repeats] autorelease];

	[timer retain];
	objc_autoreleasePoolPop(pool);

	return [timer autorelease];
}

+ (instancetype)timerWithTimeInterval: (of_time_interval_t)timeInterval
			       target: (id)target
			     selector: (SEL)selector
			       object: (id)object1
			       object: (id)object2
			      repeats: (bool)repeats
{
	void *pool = objc_autoreleasePoolPush();

	[timer retain];
	objc_autoreleasePoolPop(pool);

	return [timer autorelease];
}

+ (instancetype)timerWithTimeInterval: (of_time_interval_t)timeInterval
			       target: (id)target
			     selector: (SEL)selector
			       object: (id)object1
			       object: (id)object2
			       object: (id)object3
			      repeats: (bool)repeats
{

	[timer retain];
	objc_autoreleasePoolPop(pool);

	return [timer autorelease];
}

+ (instancetype)timerWithTimeInterval: (of_time_interval_t)timeInterval
			       target: (id)target
			     selector: (SEL)selector
			       object: (id)object1
			       object: (id)object2
			       object: (id)object3
			       object: (id)object4
			      repeats: (bool)repeats

	[timer retain];
	objc_autoreleasePoolPop(pool);

	return [timer autorelease];
}

#ifdef OF_HAVE_BLOCKS
+ (instancetype)timerWithTimeInterval: (of_time_interval_t)timeInterval
			      repeats: (bool)repeats
				block: (of_timer_block_t)block
{
	void *pool = objc_autoreleasePoolPush();
	OFDate *fireDate = [OFDate dateWithTimeIntervalSinceNow: timeInterval];
	id timer = [[[self alloc] initWithFireDate: fireDate
					  interval: timeInterval

- (instancetype)init
{
	OF_INVALID_INIT_METHOD
}

- (instancetype)of_initWithFireDate: (OFDate *)fireDate
			   interval: (of_time_interval_t)interval
			     target: (id)target
			   selector: (SEL)selector
			     object: (id)object1
			     object: (id)object2
			     object: (id)object3
			     object: (id)object4
			  arguments: (unsigned char)arguments

		@throw e;
	}

	return self;
}

- (instancetype)initWithFireDate: (OFDate *)fireDate
			interval: (of_time_interval_t)interval
			  target: (id)target
			selector: (SEL)selector
			 repeats: (bool)repeats
{
	return [self of_initWithFireDate: fireDate
				interval: interval
				  target: target
				selector: selector
				  object: nil
				  object: nil
				  object: nil
				  object: nil
			       arguments: 0
				 repeats: repeats];
}

- (instancetype)initWithFireDate: (OFDate *)fireDate
			interval: (of_time_interval_t)interval
			  target: (id)target
			selector: (SEL)selector
			  object: (id)object
			 repeats: (bool)repeats
{
	return [self of_initWithFireDate: fireDate
				interval: interval
				  target: target
				selector: selector
				  object: object
				  object: nil
				  object: nil
				  object: nil
			       arguments: 1
				 repeats: repeats];
}

- (instancetype)initWithFireDate: (OFDate *)fireDate
			interval: (of_time_interval_t)interval
			  target: (id)target
			selector: (SEL)selector
			  object: (id)object1
			  object: (id)object2
			 repeats: (bool)repeats
{
	return [self of_initWithFireDate: fireDate
				interval: interval
				  target: target
				selector: selector
				  object: object1
				  object: object2
				  object: nil
				  object: nil
			       arguments: 2
				 repeats: repeats];
}

- (instancetype)initWithFireDate: (OFDate *)fireDate
			interval: (of_time_interval_t)interval
			  target: (id)target
			selector: (SEL)selector
			  object: (id)object1
			  object: (id)object2
			  object: (id)object3
			 repeats: (bool)repeats
{
	return [self of_initWithFireDate: fireDate
				interval: interval
				  target: target
				selector: selector
				  object: object1
				  object: object2
				  object: object3
				  object: nil
			       arguments: 3
				 repeats: repeats];
}

- (instancetype)initWithFireDate: (OFDate *)fireDate
			interval: (of_time_interval_t)interval
			  target: (id)target
			selector: (SEL)selector
			  object: (id)object1
			  object: (id)object2
			  object: (id)object3
			  object: (id)object4
			 repeats: (bool)repeats

				  object: object4
			       arguments: 4
				 repeats: repeats];
}

#ifdef OF_HAVE_BLOCKS
- (instancetype)initWithFireDate: (OFDate *)fireDate
			interval: (of_time_interval_t)interval
			 repeats: (bool)repeats
			   block: (of_timer_block_t)block
{
	self = [super init];

	@try {
		_fireDate = [fireDate retain];

	id object4 = [[_object4 retain] autorelease];

	OF_ENSURE(_arguments <= 4);

	if (_repeats && _valid) {
		int64_t missedIntervals =
		    -_fireDate.timeIntervalSinceNow / _interval;
		of_time_interval_t newFireDate;
		OFRunLoop *runLoop;

		/* In case the clock was changed backwards */
		if (missedIntervals < 0)
			missedIntervals = 0;

		newFireDate = _fireDate.timeIntervalSince1970 +

#include "platform.h"

#if !defined(OF_HAVE_THREADS) || \
    (!defined(OF_HAVE_PTHREADS) && !defined(OF_WINDOWS) && !defined(OF_AMIGAOS))
# error No conditions available!
#endif

/* For of_time_interval_t */
#import "OFObject.h"

#import "mutex.h"

#if defined(OF_HAVE_PTHREADS)
# include <pthread.h>
typedef pthread_cond_t of_condition_t;

extern "C" {
#endif
extern int of_condition_new(of_condition_t *condition);
extern int of_condition_signal(of_condition_t *condition);
extern int of_condition_broadcast(of_condition_t *condition);
extern int of_condition_wait(of_condition_t *condition, of_mutex_t *mutex);
extern int of_condition_timed_wait(of_condition_t *condition,
    of_mutex_t *mutex, of_time_interval_t timeout);
#ifdef OF_AMIGAOS
extern int of_condition_wait_or_signal(of_condition_t *condition,
    of_mutex_t *mutex, ULONG *signalMask);
extern int of_condition_timed_wait_or_signal(of_condition_t *condition,
    of_mutex_t *mutex, of_time_interval_t timeout, ULONG *signalMask);
#endif
extern int of_condition_free(of_condition_t *condition);
#ifdef __cplusplus
}
#endif

	Permit();

	return error;
}

int
of_condition_timed_wait(of_condition_t *condition, of_mutex_t *mutex,
    of_time_interval_t timeout)
{
	ULONG signalMask = 0;

	return of_condition_timed_wait_or_signal(condition, mutex, timeout,
	    &signalMask);
}

int
of_condition_timed_wait_or_signal(of_condition_t *condition, of_mutex_t *mutex,
    of_time_interval_t timeout, ULONG *signalMask)
{
	struct of_condition_waiting_task waitingTask = {
		.task = FindTask(NULL),
		.sigBit = AllocSignal(-1)
	};
	struct MsgPort port = {
		.mp_Node = {

of_condition_wait(of_condition_t *condition, of_mutex_t *mutex)
{
	return pthread_cond_wait(condition, mutex);
}

int
of_condition_timed_wait(of_condition_t *condition, of_mutex_t *mutex,
    of_time_interval_t timeout)
{
	struct timespec ts;

	ts.tv_sec = (time_t)timeout;
	ts.tv_nsec = (long)((timeout - ts.tv_sec) * 1000000000);

	return pthread_cond_timedwait(condition, mutex, &ts);

	default:
		OF_ENSURE(0);
	}
}

int
of_condition_timed_wait(of_condition_t *condition, of_mutex_t *mutex,
    of_time_interval_t timeout)
{
	int error;
	DWORD status;

	if ((error = of_mutex_unlock(mutex)) != 0)
		return error;