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|
{ config, lib, ... }:
with lib;
{
options.vuizvui = {
modifyNixPath = mkOption {
type = types.bool;
default = true;
description = ''
Whether to modify NIX_PATH for vuizvui, so that <nixpkgs> points
to the path within the Nix channel instead of the
<literal>nixpkgs</literal> or <literal>nixos</literal> channel from the
root user.
'';
};
channelName = mkOption {
type = types.str;
default = "vuizvui";
description = ''
The channel name which is used to refer to <literal>vuizvui</literal>.
'';
};
};
config = {
nixpkgs.config.packageOverrides = pkgs: {
# XXX: REAAAALLLY UGLY hack to force the Headcounter Hydra to rebuild GHC
# and all its packages and not use binary substitution.
haskellPackages = pkgs.haskellPackages.override {
ghc = pkgs.haskellPackages.ghc.overrideDerivation (const {
forceRebuild = true;
});
};
inherit (import ../../pkgs {
# We need to make sure to incorporate other package overrides,
# otherwise we are unable to override packages in vuizvui.*.
pkgs = pkgs // config.nixpkgs.config.packageOverrides pkgs;
}) vuizvui;
};
nix.binaryCachePublicKeys = [
"headcounter.org:/7YANMvnQnyvcVB6rgFTdb8p5LG1OTXaO+21CaOSBzg="
];
nix.nixPath = let
rootChannelsPath = "/nix/var/nix/profiles/per-user/root/channels";
channelPath = "${rootChannelsPath}/${config.vuizvui.channelName}";
in mkIf config.vuizvui.modifyNixPath (mkOverride 90 [
"vuizvui=${channelPath}"
"nixpkgs=${channelPath}/nixpkgs"
"nixos-config=/etc/nixos/configuration.nix"
rootChannelsPath
]);
};
}
|
