script/ghc-pkg-reset

   1 #!/bin/sh -eux
   2
   3 # DESCRIPTION: remove all installed GHC/cabal packages,
   4 # leaving ~/.cabal binaries and docs in place.
   5 # When all else fails, use this to get out of dependency hell and start over.
   6 read -p 'erasing all your user ghc and cabal packages - are you sure (y/n) ? ' ans
   7 test x$ans == xy && ( \
   8         echo 'erasing directories under ~/.ghc'; rm -rf `find ~/.ghc -maxdepth 1 -type d`; \
   9         echo 'erasing ~/.cabal/lib'; rm -rf ~/.cabal/lib; \
  10         # echo 'erasing ~/.cabal/packages'; rm -rf ~/.cabal/packages; \
  11         # echo 'erasing ~/.cabal/share'; rm -rf ~/.cabal/share; \
  12  )