nixpkgs/flake.nix
Fabian Möller 74430a81ff
flake.nix: use lib.extend
This preserves the nixosSystem function if another flake uses lib.extend
itself.
2020-07-23 17:36:45 +02:00

49 lines
1.4 KiB
Nix

# Experimental flake interface to Nixpkgs.
# See https://github.com/NixOS/rfcs/pull/49 for details.
{
description = "A collection of packages for the Nix package manager";
outputs = { self }:
let
jobs = import ./pkgs/top-level/release.nix {
nixpkgs = self;
};
lib = import ./lib;
systems = [ "x86_64-linux" "i686-linux" "x86_64-darwin" "aarch64-linux" ];
forAllSystems = f: lib.genAttrs systems (system: f system);
in
{
lib = lib.extend (final: prev: {
nixosSystem = { modules, ... } @ args:
import ./nixos/lib/eval-config.nix (args // {
modules = modules ++
[ { system.nixos.versionSuffix =
".${final.substring 0 8 (self.lastModifiedDate or self.lastModified)}.${self.shortRev or "dirty"}";
system.nixos.revision = final.mkIf (self ? rev) self.rev;
}
];
});
});
checks.x86_64-linux.tarball = jobs.tarball;
htmlDocs = {
nixpkgsManual = jobs.manual;
nixosManual = (import ./nixos/release-small.nix {
nixpkgs = self;
}).nixos.manual.x86_64-linux;
};
legacyPackages = forAllSystems (system: import ./. { inherit system; });
nixosModules = {
notDetected = import ./nixos/modules/installer/scan/not-detected.nix;
};
};
}