[Haskell-cafe] Poisx select support
vigalchin at gmail.com
Wed Jan 16 15:09:31 EST 2008
Sorry ..I wasn't clear enough.I am trying to determine from the
Haskell FFI doc what datatype to use in order to model C's "void *", e.g.
for mmap http://www.opengroup.org/onlinepubs/000095399/functions/mmap.html
On 1/16/08, Don Stewart <dons at galois.com> wrote:
> > Hello,
> > In the ghc libraries directory I can't find the Haskell
> > .hs/.lhsthat implements Posix select. ?? I found Select.c.
> In Control.Concurrent
> The thread primitives are implemented in terms of select, and give you a
> cleaner interface.
> Also, with Control.Concurrent.STM.
> You can have threads wait on one of a series of alternative events.
> Using STM, you'll be able to compose blocks of such code, which you
> can't do with select.
> -- Don
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