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Diffstat (limited to 'nixos/modules/system/nix/default.nix')
-rw-r--r--nixos/modules/system/nix/default.nix6
1 files changed, 5 insertions, 1 deletions
diff --git a/nixos/modules/system/nix/default.nix b/nixos/modules/system/nix/default.nix
index 8f33990..9cefbf5 100644
--- a/nixos/modules/system/nix/default.nix
+++ b/nixos/modules/system/nix/default.nix
@@ -1,16 +1,20 @@
{ config, pkgs, lib, inputs, ... }:
{
+ # Nix itself: enable the flake + nix-command features this config relies on.
nix.settings.experimental-features = [ "nix-command" "flakes" ];
nixpkgs.config.allowUnfree = true;
+ # Automatic garbage collection — drop builds older than a week.
nix.gc = {
automatic = true;
dates = "weekly";
options = "--delete-older-than 7d";
};
- programs.nix-ld.enable = true;
+ # envfs is the modern replacement for nix-ld: it mounts a FUSE filesystem
+ # on /usr/bin and /bin that resolves shebangs (e.g. #!/usr/bin/env) to the
+ # executables on the caller's PATH. It supersedes programs.nix-ld entirely.
services.envfs.enable = true;
security.polkit.enable = true;