[arch-haskell] Adding another data file for dependency "hints"
magnus at therning.org
Mon Jan 3 20:32:05 CET 2011
On Sun, Jan 2, 2011 at 12:20, Peter Simons <simons at cryp.to> wrote:
> Hi Magnus,
> >> the gist of this issue is that "parsec >= 3.0 || == 2.1.*" is translated to
> >> "parsec>=3.0", which is just plain wrong. Now, wouldn't it be easiest to
> >> modify cabal2arch so that it translates that specification to "parsec>=2.1"?
> >> A straight-forward algorithm to accomplish that would be to use the *lowest*
> >> version bound in these kinds of alternatives. Right now, cabal2arch appears
> >> to be using the *first* version bound, which is not exactly optimal.
> > Well, there's an obvious problem with what you suggest, since
> > "parsec>=2.1" is plain wrong too!
> why is that?
Now you make me think that I might have missed something, but surely
parsec version 2.2 wouldn't satisfy the former, but would satisfy the
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