25 lines
529 B
Nix
25 lines
529 B
Nix
{ lib, pkgs, config, ... }:
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with lib;
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let
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cfg = config.nix.flakes;
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in
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{
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options.nix.flakes = {
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enable = mkEnableOption "use nix flakes";
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};
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config = mkIf cfg.enable {
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nix = {
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extraOptions = ''
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experimental-features = nix-command flakes
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'';
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# pin nixpkgs for system commands such as "nix shell"
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registry.nixpkgs.flake = config.inputs.nixpkgs;
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# pin system nixpkgs to the same version as the flake input
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nixPath = [ "nixpkgs=${config.inputs.nixpkgs}" ];
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};
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};
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}
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