Many thanks to the Cabal devs :-) On Sat, Apr 2, 2011 at 7:12 PM, Daniel Fischer <daniel.is.fisc...@googlemail.com> wrote: > On Saturday 02 April 2011 11:51:03, Lyndon Maydwell wrote: >> The version of cabal-install on this page seems to be out of date: >> http://www.haskell.org/cabal/download.html > > So-so. Probably the majority of users are still on ghc-6.*, for them, 0.8.2 > is the right choice. The page should have two links, one for ghc-6 and one > for ghc-7, but I guess the Cabal cabal is too busy doing more important > things (like writing code) to always think of updating the web-page. > >> >> Luckily the other releases are listed at >> http://www.haskell.org/cabal/release. >> >> This seems to have solved my issue. > > Good. > Just a tip, generally, it's easier to get stuff from hackage, > http://hackage.haskell.org/package/cabal-install > in this case. > You can see the dependencies listed there, and see what version fits best > with what you have. If something depends on an older version of a library > than you have, that's a bad sign. If something depends on a newer version > of time, process, directory, random (a couple of others, basically what ghc > itself was built with), that's a bad sign too. > When in doubt, > $ cabal install whatever --dry-run > If that says it would install a library you already have, be careful, that > may introduce the dreaded diamond dependency problem. >
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