Re: [Haskell-cafe] Mystified by Cabal

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"Svein" == Svein Ove Aas writes:

>> Preprocessing library game-tree-1.0.0.0... Building >> game-tree-1.0.0.0... >> >> Data/Tree/Game/Negascout.hs:31:0: Unrecognised pragma [1 of 2] >> Compiling Data.Tree.Game.Tree ( Data/Tree/Game/Tree.hs, >> dist/build/Data/Tree/Game/Tree.o ) >> >> Data/Tree/Game/Tree.hs:1:0:    Failed to load interface for >> `Prelude':      it is a member of package base-3.0.3.0, which >> is hidden >> Svein> What does your .cabal file look like? name: game-tree version: 1.0.0.0 cabal-version: >= 1.6 synopsis: Searching game trees with alpha-beta pruning description: A data type for game trees, as used in decision theory and game theory, along with standard algorithms for searching the tree using alpha-beta pruning. Can be used as the basis of an AI for two-player zero-sum games, such as chess. category: Data license: GPL license-file: LICENSE author: Colin Adams maintainer: colin@colina.demon.co.uk copyright: Copyright: 2009 Colin Adams build-type: Simple build-depends: base >= 4 ghc-options: -Wall -fno-warn-unrecognised-pragmas Library exposed-modules: Data.Tree.Game.Tree, Data.Tree.Game.Negascout source-repository head type: darcs location: http://code.haskell.org/game-tree/ -- Colin Adams Preston Lancashire