| 95 | public: |
| 96 | GlobalMutexRunnable(void) : _to_acquire(nullptr), _to_release(nullptr) {} |
| 97 | virtual void run(void) { |
| 98 | while (true) { |
| 99 | _m.acquire(); |
| 100 | if (_to_acquire) { |
| 101 | _to_acquire->acquire(); |
| 102 | _to_acquire = nullptr; |
| 103 | _e_done.signal(); |
| 104 | } else if (_to_release) { |
| 105 | _to_release->release(); |
| 106 | _to_release = nullptr; |
| 107 | _e_done.signal(); |
| 108 | } |
| 109 | _m.release(); |
| 110 | _e.wait(); |
| 111 | } |
| 112 | } |
| 113 | void acquire(Mutex* m) { |
| 114 | _m_write.acquire(); |
| 115 | _m.acquire(); |