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Taylor Campbell <campbell@xxxxxxxxxxxxxxxxxx> writes: > While I understand the utility of input streams and the rationale for > having a separate input port abstraction on top of them, I just noticed > that I can't find any rationale described in the document for why there > are separate output stream & output port facilities, which are both > imperative; indeed, the reference implementation of output ports is > absolutely nothing more than a few extremely thin wrappers over output > streams, not even with the added functionality of acting like a cell or > anything as with input streams & input ports. Is there a good reason > for having both output streams & output ports? Was the distinction > perhaps a vestigial one from SML's I/O system (which I haven't > investigated thoroughly)? That, and the desire to keep the streams and ports layers separate. -- Cheers =8-} Mike Friede, Völkerverständigung und überhaupt blabla