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dotfiles/hosts/common/global/nix.nix

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Nix

{
lib,
outputs,
...
}: {
# Apply overlays
nixpkgs = {
# TODO: apply this to hm and nixos without duplicate code
overlays = builtins.attrValues outputs.overlays;
config = {
nvidia.acceptLicense = true;
allowUnfree = true;
allowUnfreePredicate = _: true; # TODO: what is this
warn-dirty = false;
permittedInsecurePackages = [
"olm-3.2.16"
];
};
};
nix.settings.auto-optimise-store = lib.mkDefault true;
nix.settings.experimental-features = [
"nix-command"
"flakes"
"ca-derivations"
];
# warn-dirty = false;
nix.gc = {
automatic = true;
dates = "weekly";
# Keep the last 3 generations
options = "--delete-older-than +3";
};
programs.nix-ld.enable = true;
# TODO: is this useful?, what does it do?
# nix.settings.flake-registry = ""; # Disable global flake registry
# Add each flake input as a registry and nix_path
# registry = lib.mapAttrs (_: flake: { inherit flake; }) flakeInputs;
# nixPath = lib.mapAttrsToList (n: _: "${n}=flake:${n}") flakeInputs;
}