Recommended way to conditionally compile modules?

[Bas van Dijk]

On Fri, Jan 15, 2010 at 11:36 PM, Bryan O'Sullivan <bos at serpentine.com> wrote:
> ...I have to export everything in the module (because its contents vary depending on where I compile it)...

You could of course conditionally export symbols using CPP:

module System.Event.EPoll
  (
#if defined(HAVE_EPOLL)
  ...
#endif
  ) where
#if defined(HAVE_EPOLL)
  ...
#endif

Bas