44 lines
1.1 KiB
Nix
44 lines
1.1 KiB
Nix
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{ config, pkgs, lib, ... }:
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with lib;
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let
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cfg = config.krebs.nixpkgs;
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out = {
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options.krebs.nixpkgs = api;
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config = mkIf cfg.enable imp;
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};
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api = {
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enable = mkEnableOption "krebs.nixpkgs" // { default = true; };
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allowUnfreePredicate = mkOption {
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description = ''
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This option is similar to `nixpkgs.config.allowUnfreePredicate'
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but can be defined in several modules. An unfree package will be
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allowed if any of the defined predicates returns true.
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'';
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type = types.nullOr (mkOptionType {
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name = "Predicate";
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check = isFunction;
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merge = _locs: defs: pkg: let
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evalPredicateDef = def: let
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allow = def.value pkg;
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in if cfg.verbose && allow
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then trace "unfree ‘${pkg.name}’ allowed in ${def.file}" allow
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else allow;
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in any evalPredicateDef defs;
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});
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default = null;
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};
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verbose = mkOption {
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type = types.bool;
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default = false;
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};
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};
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imp = mkIf (cfg.allowUnfreePredicate != null) {
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nixpkgs.config.allowUnfreePredicate = cfg.allowUnfreePredicate;
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};
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in out
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