| 65 | } |
| 66 | |
| 67 | inline |
| 68 | void QueueStatistics::decNumElements() |
| 69 | { |
| 70 | size_t oldValue = 1; |
| 71 | size_t newValue = 0; |
| 72 | while(!_numElements.compare_exchange_weak(oldValue, newValue, std::memory_order_acq_rel)) |
| 73 | { |
| 74 | if (oldValue == 0) |
| 75 | { |
| 76 | break; |
| 77 | } |
| 78 | else |
| 79 | { |
| 80 | newValue = oldValue - 1; |
| 81 | } |
| 82 | } |
| 83 | } |
| 84 | |
| 85 | inline |
| 86 | size_t QueueStatistics::errorCount() const |