diff options
Diffstat (limited to 'pkgs/development/haskell-modules/with-packages-wrapper.nix')
-rw-r--r-- | pkgs/development/haskell-modules/with-packages-wrapper.nix | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/pkgs/development/haskell-modules/with-packages-wrapper.nix b/pkgs/development/haskell-modules/with-packages-wrapper.nix index 49beed8549db4..081190188742c 100644 --- a/pkgs/development/haskell-modules/with-packages-wrapper.nix +++ b/pkgs/development/haskell-modules/with-packages-wrapper.nix @@ -127,7 +127,18 @@ symlinkJoin { rm $f-tmp done '') + '' - ${lib.optionalString hasLibraries "$out/bin/${ghcCommand}-pkg recache"} + ${lib.optionalString hasLibraries '' + # GHC 8.10 changes. + # Instead of replacing package.cache[.lock] with the new file, + # ghc-pkg is now trying to open the file. These file are symlink + # to another nix derivation, so they are not writable. Removing + # them allow the correct behavior of ghc-pkg recache + # See: https://github.com/NixOS/nixpkgs/issues/79441 + rm $out/lib/${ghc.name}/package.conf.d/package.cache.lock + rm $out/lib/${ghc.name}/package.conf.d/package.cache + + $out/bin/${ghcCommand}-pkg recache + ''} ${# ghcjs will read the ghc_libdir file when resolving plugins. lib.optionalString (isGhcjs && ghcLibdir != null) '' mkdir -p "${libDir}" |