Start a write operation.
Source position: systhrdh.inc line 22
| function IReadWriteSync.BeginWrite: Boolean; | 
BeginWrite signals the begin of a write operation. This call will block if any other read or write operation is currently in progress. It will resume only after all other read or write operations have finished.
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 | End a read operation. | |
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 | End a write operation. | |
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 | Start a read operation. |