| 102 | } |
| 103 | |
| 104 | void link(Entry** where) |
| 105 | { |
| 106 | unLink(); |
| 107 | |
| 108 | // set our pointers |
| 109 | previousElement = where; |
| 110 | nextElement = previousElement ? *previousElement : NULL; |
| 111 | |
| 112 | // make next element (if present) to point to us |
| 113 | if (nextElement) |
| 114 | { |
| 115 | nextElement->previousElement = &nextElement; |
| 116 | } |
| 117 | |
| 118 | // make previous element point to us |
| 119 | *previousElement = this; |
| 120 | } |
| 121 | |
| 122 | void unLink() |
| 123 | { |