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57 lines
1.5 KiB
Nix
57 lines
1.5 KiB
Nix
# The build system where packages will be _built_.
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{ system ? builtins.currentSystem
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# The host system where packages will _run_.
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, crossSystem ? null
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# Additional sources.json overrides.
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, sources ? { }
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# Additional nixpkgs.config overrides.
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, config ? { }
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# Additional nixpkgs.overlays.
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, overlays ? [ ]
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# Overlays to apply to the last package set in cross compilation.
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, crossOverlays ? [ ] }:
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let
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sourcesFinal = import ./sources.nix { inherit pkgs; } // sources;
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haskellNix = import sourcesFinal."haskell.nix" {
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sourcesOverride = {
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hackage = sourcesFinal."hackage.nix";
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stackage = sourcesFinal."stackage.nix";
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};
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};
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configFinal = haskellNix.config // config;
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overlaysFinal = haskellNix.overlays ++ [
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(_final: prev: {
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# Add top-level .sources attribute for other overlays to access sources.
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sources = sourcesFinal;
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# Additional non-convential package/exe mappings for shellFor.tools.
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haskell-nix = prev.haskell-nix // {
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toolPackageName = prev.haskell-nix.toolPackageName // {
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shellcheck = "ShellCheck";
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};
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};
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})
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# General unguarded (native) overrides for nixpkgs.
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(import ./overlays/native.nix)
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# Specific overrides guarded by the host platform.
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(import ./overlays/musl.nix)
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] ++ overlays;
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pkgs = import sourcesFinal.nixpkgs {
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inherit system crossSystem crossOverlays;
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config = configFinal;
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overlays = overlaysFinal;
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};
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in pkgs // {
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pkgsStatic = pkgs.pkgsStatic.extend (import ./overlays/static.nix);
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}
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