tvl-depot/third_party/nixpkgs/default.nix
sterni c0ccb6625c chore(3p): bump NixOS channels to 2021-10-04
* //third_party/overlays/tvl: sbcl 2.1.8 -> 2.1.9

Change-Id: I6817a641d2926af9cd38e90138840e761e5c1581
Reviewed-on: https://cl.tvl.fyi/c/depot/+/3686
Tested-by: BuildkiteCI
Reviewed-by: tazjin <mail@tazj.in>
Reviewed-by: grfn <grfn@gws.fyi>
2021-10-05 12:10:18 +00:00

71 lines
2.4 KiB
Nix

# This file imports the pinned nixpkgs sets and applies relevant
# modifications, such as our overlays.
#
# Note that the attribute exposed by this (third_party.nixpkgs) is
# "special" in that the fixpoint used as readTree's config parameter
# in //default.nix passes this attribute as the `pkgs` argument to all
# readTree derivations.
{ depot, externalArgs, ... }:
let
# This provides the sources of nixpkgs. We track both
# nixos-unstable, and the current stable channel of the latest NixOS
# release.
# Tracking nixos-unstable as of 2021-10-04.
unstableHashes = {
commit = "14aef06d9b3ad1d07626bdbb16083b83f92dc6c1";
sha256 = "1rfsfaaa1lbrvhdpdnqg4fg5v7bnal1s8xd1sm66pl2vh0dhjzyg";
};
# Tracking nixos-21.05 as of 2021-10-04.
stableHashes = {
commit = "7daf35532d2d8bf5e6f7f962e6cd13a66d01a71d";
sha256 = "0ycyns4vhcd4alnrq5kc813vhxvd1ykwbmd59i1zfmr6j1ksyll0";
};
# import the nixos-unstable package set, or optionally use the
# source (e.g. a path) specified by the `nixpkgsBisectPath`
# argument. This is intended for use-cases where the depot is
# bisected against nixpkgs to find the root cause of an issue in a
# channel bump.
nixpkgsSrc = externalArgs.nixpkgsBisectPath or (fetchTarball {
url = "https://github.com/NixOS/nixpkgs/archive/${unstableHashes.commit}.tar.gz";
sha256 = unstableHashes.sha256;
});
stableNixpkgsSrc = fetchTarball {
url = "https://github.com/NixOS/nixpkgs/archive/${stableHashes.commit}.tar.gz";
sha256 = stableHashes.sha256;
};
# Stable package set is imported, but not exposed, to overlay
# required packages into the unstable set.
stableNixpkgs = import stableNixpkgsSrc {};
# Overlay for packages that should come from the stable channel
# instead (e.g. because something is broken in unstable).
stableOverlay = self: super: {
# Nothing picked from stable presently.
};
# Overlay to expose the nixpkgs commits we are using to other Nix code.
commitsOverlay = _: _: {
nixpkgsCommits = {
unstable = unstableHashes.commit;
stable = stableHashes.commit;
};
};
in import nixpkgsSrc {
config.allowUnfree = true;
config.allowBroken = true;
overlays = [
commitsOverlay
stableOverlay
depot.third_party.overlays.haskell
depot.third_party.overlays.emacs
depot.third_party.overlays.tvl
depot.third_party.overlays.ecl-static
];
}