class ??? with Haddock

Wolfgang Jeltsch wolfgang at
Thu Jan 8 12:05:02 EST 2004

Am Donnerstag, 8. Januar 2004 11:02 schrieb Simon Marlow:
> > How do I instruct Haddock to preprocess the Haskell files. From your mail
> > I thought that Haddock would do so by default but it complains at the
> > first #ifdef it sees.  Unfortunately, I didn't find any Haddock option
> > similar to Hugs' -F.
> I should really put this in the manual, since it gets asked so often.
> Anyway, you can use GHC to preprocess your source files before feeding
> them to Haddock:
>    $ ghc -E -cpp -D__HADDOCK__ Foo.hs -o Foo.raw-hs
>    $ haddock -h Foo.raw-hs ...
> This also works to turn literate Haskell source into ... er ... illiterate
> source.

So I have to write the preprocessed source to disk instead of piping it to 
Haddock when haddocking multiple files.  Hmm, sounds not so good :-( but is, 
of course, not such a big problem.

> Cheers,
> 	Simon


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