33 lines
1.3 KiB
Nix
33 lines
1.3 KiB
Nix
self: super:
|
|
|
|
let
|
|
nixos = self.config.nixos or true;
|
|
unstableRevision = self.config.unstableRevision or null;
|
|
unstableRevisionHash = self.config.unstableRevisionHash or null;
|
|
useUnstable = self.config.useUnstable or true;
|
|
|
|
unstablePkgsExprs = if !builtins.isNull unstableRevision
|
|
then if !builtins.isNull unstableRevisionHash
|
|
then builtins.fetchTarball {
|
|
url = "https://github.com/NixOS/nixpkgs/archive/${unstableRevision}.tar.gz";
|
|
sha256 = unstableRevisionHash;
|
|
}
|
|
else builtins.fetchTarball "https://github.com/NixOS/nixpkgs/archive/${unstableRevision}.tar.gz"
|
|
else if nixos
|
|
then builtins.fetchTarball "https://channels.nixos.org/nixos-unstable/nixexprs.tar.xz"
|
|
else builtins.fetchTarball "https://channels.nixos.org/nixpkgs-unstable/nixexprs.tar.xz";
|
|
|
|
# Compiled nixpkgs expression eg expressions from a nix channel
|
|
nixpkgsVersion = builtins.concatStringsSep "." [
|
|
(builtins.readFile "${unstablePkgsExprs}/.version")
|
|
(builtins.readFile "${unstablePkgsExprs}/.version-suffix")
|
|
];
|
|
|
|
nixpkgsRevision = (builtins.readFile "${unstablePkgsExprs}/.git-revision");
|
|
in
|
|
import ./unstable-from-source.nix {
|
|
unstableSource = unstablePkgsExprs;
|
|
} self super // {
|
|
unstableVersion = self.lib.optionalString useUnstable nixpkgsVersion;
|
|
unstableRevision = self.lib.optionalString useUnstable nixpkgsRevision;
|
|
}
|