ここでghc-7.4.2-src.tar.bz2を落とす。
sudo yum install ncurses-devel sudo mkdir -p /usr/local/haskell/ghc/7.4.2 ./configure --prefix=/usr/local/haskell/ghc/7.4.2 make sudo make install
export GHC_PATH=/usr/local/haskell/ghc/7.4.2/bin export PATH=${GHC_PATH}:$PATH
haskell-platform-2012.4.0.0.tar.gzをダウンロードする。
sudo mkdir -p /usr/local/haskell/haskell-platform/2012.4.0.0 ./configure --prefix=/usr/local/haskell/haskell-platform/2012.4.0.0 make sudo make install
export HASKELL_PLATFORM_PATH=/usr/local/haskell/haskell-platform/2012.4.0.0/bin export CABAL_PATH=/home/ユーザー名/.cabal/bin export PATH=${CABAL_PATH}:${HASKELL_PLATFORM_PATH}:${GHC_PATH}:$PATH
cabal install cabal-install
cabal install cabal-devも忘れずに
これをやらないと、.cabal/binの下にfake-ghc-cabal-devが作られないのでところどころこける