/* * Copyright (c) 2008-2022 Jonathan Schleifer * * All rights reserved. * * This file is part of ObjFW. It may be distributed under the terms of the * Q Public License 1.0, which can be found in the file LICENSE.QPL included in * the packaging of this file. * * 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 "OFObject.h" #import "OFLocking.h" #import "OFPlainMutex.h" OF_ASSUME_NONNULL_BEGIN /** * @class OFRecursiveMutex OFRecursiveMutex.h ObjFW/OFRecursiveMutex.h * * @brief A class for creating mutual exclusions which can be entered * recursively. * * If the mutex is deallocated while being held, it throws an * @ref OFStillLockedException. While this might break ARC's assumption that no * object ever throws in dealloc, it is considered a fatal programmer error * that should terminate the application. */ OF_SUBCLASSING_RESTRICTED @interface OFRecursiveMutex: OFObject { OFPlainRecursiveMutex _rmutex; bool _initialized; OFString *_Nullable _name; OF_RESERVE_IVARS(OFRecursiveMutex, 4) } /** * @brief Creates a new recursive mutex. * * @return A new autoreleased recursive mutex. */ + (instancetype)mutex; @end OF_ASSUME_NONNULL_END