{ pkgs, haskellLib }: with haskellLib; self: super: { # Suitable LLVM version. llvmPackages = pkgs.llvmPackages_39; # Disable GHC 8.2.x core libraries. array = null; base = null; binary = null; bytestring = null; Cabal = null; containers = null; deepseq = null; directory = null; filepath = null; ghc-boot = null; ghc-boot-th = null; ghc-compact = null; ghc-prim = null; ghci = null; haskeline = null; hoopl = null; hpc = null; integer-gmp = null; pretty = null; process = null; rts = null; template-haskell = null; terminfo = null; time = null; transformers = null; unix = null; xhtml = null; # These are now core libraries in GHC 8.4.x. mtl = self.mtl_2_2_2; parsec = self.parsec_3_1_13_0; stm = self.stm_2_5_0_0; text = self.text_1_2_3_1; # Make sure we can still build Cabal 1.x. Cabal_1_24_2_0 = overrideCabal super.Cabal_1_24_2_0 (drv: { prePatch = "sed -i -e 's/process.*< 1.5,/process,/g' Cabal.cabal"; }); # Build with the latest Cabal version, which works best albeit not perfectly. jailbreak-cabal = super.jailbreak-cabal.override { Cabal = self.Cabal_2_2_0_1; }; # https://github.com/bmillwood/applicative-quoters/issues/6 applicative-quoters = appendPatch super.applicative-quoters (pkgs.fetchpatch { url = "https://patch-diff.githubusercontent.com/raw/bmillwood/applicative-quoters/pull/7.patch"; sha256 = "026vv2k3ks73jngwifszv8l59clg88pcdr4mz0wr0gamivkfa1zy"; }); # https://github.com/nominolo/ghc-syb/issues/20 ghc-syb-utils = dontCheck super.ghc-syb-utils; # Upstream failed to distribute the testsuite for 8.2 # https://github.com/alanz/ghc-exactprint/pull/60 ghc-exactprint = dontCheck super.ghc-exactprint; # Reduction stack overflow; size = 38 # https://github.com/jystic/hadoop-tools/issues/31 hadoop-rpc = let patch = pkgs.fetchpatch { url = https://github.com/shlevy/hadoop-tools/commit/f03a46cd15ce3796932c3382e48bcbb04a6ee102.patch; sha256 = "09ls54zy6gx84fmzwgvx18ssgm740cwq6ds70p0p125phi54agcp"; stripLen = 1; }; in appendPatch super.hadoop-rpc patch; # Custom Setup.hs breaks with Cabal 2 # https://github.com/NICTA/coordinate/pull/4 coordinate = let patch = pkgs.fetchpatch { url = https://github.com/NICTA/coordinate/pull/4.patch; sha256 = "06sfxk5cyd8nqgjyb95jkihxxk8m6dw9m3mlv94sm2qwylj86gqy"; }; in appendPatch super.coordinate patch; # https://github.com/purescript/purescript/issues/3189 purescript = doJailbreak (super.purescript); # These packages need Cabal 2.2.x, which is not the default. cabal2nix = super.cabal2nix.overrideScope (self: super: { Cabal = self.Cabal_2_2_0_1; }); cabal2spec = super.cabal2spec.overrideScope (self: super: { Cabal = self.Cabal_2_2_0_1; }); distribution-nixpkgs = super.distribution-nixpkgs.overrideScope (self: super: { Cabal = self.Cabal_2_2_0_1; }); hackage-db_2_0_1 = super.hackage-db_2_0_1.overrideScope (self: super: { Cabal = self.Cabal_2_2_0_1; }); stack = super.stack.overrideScope (self: super: { Cabal = self.Cabal_2_2_0_1; }); # GHC 8.2 doesn't have semigroups included by default ListLike = addBuildDepend super.ListLike self.semigroups; # https://github.com/pikajude/stylish-cabal/issues/11 stylish-cabal = markBrokenVersion "0.4.1.0" super.stylish-cabal; }