| 50 | return nullptr; |
| 51 | } |
| 52 | void __run() |
| 53 | { |
| 54 | while(m_state == RUNNING) |
| 55 | { |
| 56 | m_state = WAITING; |
| 57 | while(true) |
| 58 | { |
| 59 | int ret = m_wait(this); |
| 60 | if (ret < 0 || m_state == STOPPING) |
| 61 | goto exit; |
| 62 | if (ret > 0) |
| 63 | break; |
| 64 | } |
| 65 | m_state = RUNNING; |
| 66 | m_on_event(this); |
| 67 | } |
| 68 | |
| 69 | exit: |
| 70 | m_state = STOP; |
| 71 | m_cond.notify_all(); |
| 72 | } |
| 73 | |
| 74 | virtual void stop() override |
| 75 | { |