blob: 3048f9229f538d716cae599182498abfbaeee11d (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
|
# 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 2021-12-05.
unstableHashes = {
commit = "c71f061c68ba8ce53471b767d5049cbd0f3d8490";
sha256 = "1s2lmxswx30z80abccvrcygpnys3csbaygjdlw5i0lk4nwslnkmn";
};
# Tracking nixos-21.05 as of 2021-12-07.
stableHashes = {
commit = "4a8751d694b46340072d95409804f59b98326f44";
sha256 = "14pmmd82s0anknd6g57i0c1795766bvylqalf9kz730q1v0ransl";
};
# 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
];
}
|