nixos-configuration/pkgs/overlays/unstable-with-meta.nix

16 lines
429 B
Nix

{
unstableSource,
revision,
}: self: super:
let
version = builtins.readFile "${unstableSource}/lib/.version" + ".git." + builtins.substring 0 12 revision;
useUnstable = self.config.useUnstable or true;
in
import ./unstable-from-source.nix {
inherit unstableSource;
} self super // {
unstableVersion = self.lib.optionalString useUnstable version;
unstableRevision = self.lib.optionalString useUnstable revision;
}