takusen -> cabal -> ArgDescr (2) - my journey + suggestion

[Lennart Kolmodin]

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Marc Weber wrote:
[snip]
| What the hell is the third arg in ArgDescr ( OptArg) ?
| Where is this used ? ([ a -> [Maybe String])
| argDescrToGetOpt _ ? no, not here
| ah in commandShowOptions ?
| Wow.. you can print your commandlines again? wow.
| But wait that function is used nowhere?

It's used in cabal-install; http://darcs.haskell.org/cabal-install
I can agree the flag business seems confusing at first.

| == Suggestion ================================================
I'd have to read the source more to give good answers here :)

Cheers, take care,
~  Lennart Kolmodin

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