{ pkgs, haskellLib }: with haskellLib; let inherit (pkgs.stdenv.hostPlatform) isDarwin; in self: super: { # ghcjs does not use `llvmPackages` and exposes `null` attribute. llvmPackages = if self.ghc.llvmPackages != null then pkgs.lib.dontRecurseIntoAttrs self.ghc.llvmPackages else null; # Disable GHC 8.10.x core libraries. array = null; base = null; binary = null; bytestring = null; Cabal = null; containers = null; deepseq = null; directory = null; exceptions = null; filepath = null; ghc-boot = null; ghc-boot-th = null; ghc-compact = null; ghc-heap = null; ghc-prim = null; ghci = null; haskeline = null; hpc = null; integer-gmp = null; libiserv = null; mtl = null; parsec = null; pretty = null; process = null; rts = null; stm = null; template-haskell = null; # GHC only builds terminfo if it is a native compiler terminfo = if pkgs.stdenv.hostPlatform == pkgs.stdenv.buildPlatform then null else doDistribute self.terminfo_0_4_1_6; text = null; time = null; transformers = null; unix = null; # GHC only bundles the xhtml library if haddock is enabled, check if this is # still the case when updating: https://gitlab.haskell.org/ghc/ghc/-/blob/0198841877f6f04269d6050892b98b5c3807ce4c/ghc.mk#L463 xhtml = if self.ghc.hasHaddock or true then null else doDistribute self.xhtml_3000_3_0_0; # Need the Cabal-syntax-3.6.0.0 fake package for Cabal < 3.8 to allow callPackage and the constraint solver to work Cabal-syntax = self.Cabal-syntax_3_6_0_0; # These core package only exist for GHC >= 9.4. The best we can do is feign # their existence to callPackages, but their is no shim for lower GHC versions. system-cxx-std-lib = null; # Additionally depends on OneTuple for GHC < 9.0 base-compat-batteries = addBuildDepend self.OneTuple super.base-compat-batteries; # For GHC < 9.4, some packages need data-array-byte as an extra dependency primitive = addBuildDepends [ self.data-array-byte ] super.primitive; hashable = addBuildDepends [ self.data-array-byte self.base-orphans ] super.hashable; # Pick right versions for GHC-specific packages ghc-api-compat = doDistribute (unmarkBroken self.ghc-api-compat_8_10_7); # Needs to use ghc-lib due to incompatible GHC ghc-tags = doDistribute (addBuildDepend self.ghc-lib self.ghc-tags_1_5); # Jailbreak to fix the build. base-noprelude = doJailbreak super.base-noprelude; unliftio-core = doJailbreak super.unliftio-core; # Jailbreaking because monoidal-containers hasn’t bumped it's base dependency for 8.10. monoidal-containers = doJailbreak super.monoidal-containers; # Jailbreak to fix the build. brick = doJailbreak super.brick; exact-pi = doJailbreak super.exact-pi; serialise = doJailbreak super.serialise; setlocale = doJailbreak super.setlocale; shellmet = doJailbreak super.shellmet; shower = doJailbreak super.shower; # hnix 0.9.0 does not provide an executable for ghc < 8.10, so define completions here for now. hnix = self.generateOptparseApplicativeCompletions [ "hnix" ] (overrideCabal (drv: { # executable is allowed for ghc >= 8.10 and needs repline executableHaskellDepends = drv.executableToolDepends or [] ++ [ self.repline ]; }) super.hnix); haskell-language-server = throw "haskell-language-server dropped support for ghc 8.10 in version 2.3.0.0 please use a newer ghc version or an older nixpkgs version"; ghc-lib-parser = doDistribute self.ghc-lib-parser_9_2_8_20230729; ghc-lib-parser-ex = doDistribute self.ghc-lib-parser-ex_9_2_1_1; ghc-lib = doDistribute self.ghc-lib_9_2_8_20230729; path-io = doJailbreak super.path-io; hlint = self.hlint_3_4_1; mime-string = disableOptimization super.mime-string; # weeder 2.3.* no longer supports GHC 8.10 weeder = doDistribute (doJailbreak self.weeder_2_2_0); # Unnecessarily strict upper bound on lens weeder_2_2_0 = doJailbreak (super.weeder_2_2_0.override { # weeder < 2.6 only supports algebraic-graphs < 0.7 # We no longer have matching test deps for algebraic-graphs 0.6.1 in the set algebraic-graphs = dontCheck self.algebraic-graphs_0_6_1; }); # Overly-strict bounds introducted by a revision in version 0.3.2. text-metrics = doJailbreak super.text-metrics; # OneTuple needs hashable (instead of ghc-prim) and foldable1-classes-compat for GHC < 9 OneTuple = addBuildDepends [ self.foldable1-classes-compat ] (super.OneTuple.override { ghc-prim = self.hashable; }); # Doesn't build with 9.0, see https://github.com/yi-editor/yi/issues/1125 yi-core = doDistribute (markUnbroken super.yi-core); # Temporarily disabled blaze-textual for GHC >= 9.0 causing hackage2nix ignoring it # https://github.com/paul-rouse/mysql-simple/blob/872604f87044ff6d1a240d9819a16c2bdf4ed8f5/Database/MySQL/Internal/Blaze.hs#L4-L10 mysql-simple = addBuildDepends [ self.blaze-textual ] super.mysql-simple; taffybar = markUnbroken (doDistribute super.taffybar); # https://github.com/fpco/inline-c/issues/127 (recommend to upgrade to Nixpkgs GHC >=9.0) inline-c-cpp = (if isDarwin then dontCheck else x: x) super.inline-c-cpp; # Depends on OneTuple for GHC < 9.0 universe-base = addBuildDepends [ self.OneTuple ] super.universe-base; # Not possible to build in the main GHC 9.0 package set # https://github.com/awakesecurity/spectacle/issues/49 spectacle = doDistribute (markUnbroken super.spectacle); # doctest-parallel dependency requires newer Cabal regex-tdfa = dontCheck super.regex-tdfa; # Unnecessarily strict lower bound on base # https://github.com/mrkkrp/megaparsec/pull/485#issuecomment-1250051823 megaparsec = doJailbreak super.megaparsec; retrie = dontCheck self.retrie_1_1_0_0; # Later versions only support GHC >= 9.2 ghc-exactprint = self.ghc-exactprint_0_6_4; apply-refact = self.apply-refact_0_9_3_0; # Needs OneTuple for ghc < 9.2 binary-orphans = addBuildDepends [ self.OneTuple ] super.binary-orphans; # Requires GHC < 9.4 ghc-source-gen = doDistribute (unmarkBroken super.ghc-source-gen); # No instance for (Show B.Builder) arising from a use of ‘print’ http-types = dontCheck super.http-types; }