ghc.install


1
2
3
4
5
6
7
8
9
10

pre_upgrade() {
  echo '==> Unregistering cabalized packages...'
  [[ -d /usr/share/haskell-ghc-7.4 ]] && find /usr/share/haskell-ghc-7.4 -maxdepth 2 -name 'unregister.sh' -exec {} \;
  echo '==> Done.'
}

post_upgrade() {
  echo '==> All cabalized packages need to be reinstalled now.'
  echo '==> See /usr/share/haskell-ghc-7.4/ and ghc-pkg-7.4 list --user for a tentative list of affected packages.'
}