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* Alternatively, it may be distributed under the terms of the GNU General
* Public License, either version 2 or 3, which can be found in the file
* LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
* file.
*/
#import "OFMutex.h"
condition.h"
of_condition_t _condition;
bool _conditionInitialized;
}
/**
* @brief Creates a new condition.
*
* @return A new, autoreleased OFCondition
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* Alternatively, it may be distributed under the terms of the GNU General
* Public License, either version 2 or 3, which can be found in the file
* LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
* file.
*/
#import "OFMutex.h"
#import "OFPlainCondition.h"
OF_ASSUME_NONNULL_BEGIN
@class OFDate;
/**
* @class OFCondition OFCondition.h ObjFW/OFCondition.h
*
* @brief A class implementing a condition variable for thread synchronization.
*/
OF_SUBCLASSING_RESTRICTED
@interface OFCondition: OFMutex
{
OFPlainCondition _condition;
bool _conditionInitialized;
}
/**
* @brief Creates a new condition.
*
* @return A new, autoreleased OFCondition
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*
* @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.
*
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*
* @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: (OFTimeInterval)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: (OFTimeInterval)timeInterval
orExecSignal: (ULONG *)signalMask;
#endif
/**
* @brief Blocks the current thread until another thread calls @ref signal,
* @ref broadcast or the timeout is reached.
*
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* @note This is only available on AmigaOS!
*
* @param date The date at which 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)waitUntilDate: (OFDate *)date
orExecSignal: (ULONG *)signalMask;
#endif
/**
* @brief Signals the next waiting thread to continue.
*/
- (void)signal;
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* @note This is only available on AmigaOS!
*
* @param date The date at which 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)waitUntilDate: (OFDate *)date orExecSignal: (ULONG *)signalMask;
#endif
/**
* @brief Signals the next waiting thread to continue.
*/
- (void)signal;
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