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Drop-in replacement support for importing <nixpkgs/nixos/lib/eval-config.nix>
[warn-nixpkgs] / README.md
1 # warn-nixpkgs
2
3 Wrap nixpkgs, but emit a warning if this one is ever accessed.
4
5 The Nix world is gradually adopting flakes and moving toward a world
6 where there are no longer `nix-update`-maintained channels. During that
7 transition, it's nice to have system channels that still work, but emit
8 a warning when they are accessed to alert the user of of a gap in their
9 move-to-flakes.
10
11 This repo can be used as a drop-in replacement for the `nixpkgs` channel.
12 This repo doesn't contain `nixpkgs` -- this is merely a thin wrapper.
13 Configure the actual `nixpkgs` to forward to as a `nixpkgs-warned`
14 channel.