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| //
| // Created by ps on 19-3-1.
| //
|
| #ifndef GB28181SDK_SPINLOCK_H
| #define GB28181SDK_SPINLOCK_H
|
| #include <atomic>
| /***
| * 自旋锁，可能会有没锁上的bug
| */
| class SpinLock {
| public:
| SpinLock() : m_lock(ATOMIC_FLAG_INIT) {}
|
| virtual ~SpinLock() {
|
| }
|
| void lock() {
| while (m_lock.test_and_set());
| }
|
| void unlock() {
| m_lock.clear();
| }
|
| private:
| std::atomic_flag m_lock;
| };
|
| #endif //GB28181SDK_SPINLOCK_H
|
|
