| 120 | } |
| 121 | |
| 122 | void unLink() |
| 123 | { |
| 124 | // if we are linked |
| 125 | if (previousElement) |
| 126 | { |
| 127 | if (nextElement) |
| 128 | { |
| 129 | // adjust previous pointer in next element ... |
| 130 | nextElement->previousElement = previousElement; |
| 131 | } |
| 132 | // ... and next pointer in previous element |
| 133 | *previousElement = nextElement; |
| 134 | // finally mark ourselves not linked |
| 135 | previousElement = NULL; |
| 136 | } |
| 137 | } |
| 138 | |
| 139 | Entry** nextPtr() |
| 140 | { |