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45 lines
1.6 KiB
Nix
45 lines
1.6 KiB
Nix
{ config, lib, pkgs, ... }:
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# This module adds system-level workarounds when cross-compiling.
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# These workarounds are only expected to be implemented for the *basic* build.
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# That is `nix-build ./default.nix`, without additional configuration.
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let
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isCross =
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config.nixpkgs.crossSystem != null &&
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config.nixpkgs.localSystem.system != null &&
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config.nixpkgs.crossSystem.system != config.nixpkgs.localSystem.system;
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AArch32Overlay = final: super:
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# Ensure pkgsBuildBuild ends up unmodified, otherwise the canary test will
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# get super expensive to build.
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if super.stdenv.buildPlatform == super.stdenv.hostPlatform then {} else {
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# Works around libselinux failure with python on armv7l.
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# LONG_BIT definition appears wrong for platform
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libselinux = (super.libselinux
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.override({
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enablePython = false;
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}))
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.overrideAttrs (_: {
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preInstall = ":";
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})
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;
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};
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in
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lib.mkIf isCross
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{
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# building '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-fc-cache.drv'...
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# [...]-fontconfig-2.10.2-aarch64-unknown-linux-gnu-bin/bin/fc-cache: cannot execute binary file: Exec format error
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fonts.fontconfig.enable = false;
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# building '/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-mesa-19.3.3-aarch64-unknown-linux-gnu.drv'...
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# meson.build:1537:2: ERROR: Dependency "wayland-scanner" not found, tried pkgconfig
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security.polkit.enable = false;
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# udisks fails due to gobject-introspection being not cross-compilation friendly.
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services.udisks2.enable = false;
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nixpkgs.overlays = lib.mkMerge [
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(lib.mkIf config.nixpkgs.crossSystem.isAarch32 [ AArch32Overlay ])
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];
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}
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