moran at galois.com
Wed Apr 7 13:49:37 EDT 2004
On Wednesday 07 April 2004 12:54 pm, Jon Cast wrote:
> Malcolm Wallace <Malcolm.Wallace at cs.york.ac.uk> wrote:
> > I remember Mark Jones suggesting more-or-less exactly this idea back
> > in about 1998/1999. It has been implemented in nhc98 ever since, but
> > I finally deleted it from CVS recently because no other systems
> > supported it. And (probably the more major reason) because I
> > frequently forgot to keep it up to date. Here was the signature:
> > module Haskell where
> > import Time
> > import Locale
> > systemName :: String -- "Hugs", "GHC", "hbc", "nhc",
> > "qhc", .. .
> > haskellVersion :: Int -- 13, 14, 98, 2000, ...
> I wholeheartedly endorse this, but these days I think (Version,
> [String]) would be a better type, i.e., (haskell98, ["Standard FFI",
> "Multi-parameter type classes", "Functional Dependencies", ...].
> Knowing the Haskell version number by itself won't be much good until
> the Haskell 2.0 standard, but knowing which extensions are present
> (independent of the compiler version) would be a very good thing
> (listing syntactic extensions isn't an entirely useless thing; I'm sure
> it would make Autoconf's job easier).
> > releaseDate :: CalendarTime -- ...
> > version :: String -- some combination of the above
Why not have a record encoding the major/minor version number, stability,
Andy Moran Ph. (503) 626 6616, x113
Galois Connections Inc. Fax. (503) 350 0833
12725 SW Millikan Way, Suite #290 http://www.galois.com
Beaverton, OR 97005 moran at galois.com
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