mutex.h

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#pragma once
 
#include <mutex>
#include <promeki/core/namespace.h>
 
PROMEKI_NAMESPACE_BEGIN
 
class WaitCondition;
 
class Mutex {
        public:
                class Locker {
                        public:
                                Locker(Mutex &mutex) : _mutex(mutex) {
                                        _mutex.lock();
                                }
 
                                ~Locker() {
                                        _mutex.unlock();
                                }
 
                                Locker(const Locker &) = delete;
                                Locker &operator=(const Locker &) = delete;
                                Locker(Locker &&) = delete;
                                Locker &operator=(Locker &&) = delete;
 
                        private:
                                Mutex &_mutex;
                };
 
                Mutex() = default;
 
                ~Mutex() = default;
 
                Mutex(const Mutex &) = delete;
                Mutex &operator=(const Mutex &) = delete;
                Mutex(Mutex &&) = delete;
                Mutex &operator=(Mutex &&) = delete;
 
                void lock() {
                        _mutex.lock();
                }
 
                void unlock() {
                        _mutex.unlock();
                }
 
                bool tryLock() {
                        return _mutex.try_lock();
                }
 
        private:
                friend class WaitCondition;
                std::mutex _mutex;
};
 
PROMEKI_NAMESPACE_END