[Haskell] new release of Hugs / preprocessor usage

Ross Paterson ross at soi.city.ac.uk
Tue May 16 05:27:05 EDT 2006


On Tue, May 16, 2006 at 11:18:16AM +0200, Christian Maeder wrote:
> How do I use the preprocessor option -F of hugs?
> 
> Without this option hugs correctly reports: unexpected symbol "#"
> 
> But adding "-Fcpphs" results in "Unable to load Prelude"

The problem is that cpphs (like other C preprocessors) puts #line
directives in its output, and they're not Haskell.  But you can
tell it not to with "hugs -F'cpphs --noline'".



More information about the Haskell mailing list