fix(gemma): Fix build by backporting Elm 0.18 r/2327

Backports an old version of the Elm language (before the release where
they made everyone rewrite their programs), from the same old nixpkgs
commit as was previously used in overrides (see CL/2646).

Change-Id: I0ae4cc611aa40269b290651ab982c1db93518d8a
Reviewed-on: https://cl.tvl.fyi/c/depot/+/2649
Tested-by: BuildkiteCI
Reviewed-by: sterni <sternenseemann@systemli.org>

1 files changed, 6 insertions, 7 deletions

diff --git a/fun/gemma/default.nix b/fun/gemma/default.nix
index a47365924a..dbfaf5effc 100644
--- a/fun/gemma/default.nix
+++ b/fun/gemma/default.nix
@@ -1,12 +1,13 @@
-{ depot, ... }:
+{ depot, pkgs, ... }:
 
 let
-  inherit (depot.third_party) cacert iana-etc libredirect stdenv runCommandNoCC writeText;
+  inherit (pkgs) cacert iana-etc libredirect stdenv runCommandNoCC writeText;
+  elmPackages = pkgs.elmPackages_0_18;
 
   frontend = stdenv.mkDerivation {
     name = "gemma-frontend.html";
     src = ./frontend;
-    buildInputs = [ cacert iana-etc ]; # elmPackages.elm
+    buildInputs = [ cacert iana-etc elmPackages.elm ];
 
     # The individual Elm packages this requires are not packaged and I
     # can't be bothered to do that now, so lets open the escape hatch:
@@ -35,7 +36,7 @@ let
 in depot.nix.buildLisp.program {
   name = "gemma";
 
-  deps = with depot.third_party.lisp; [
+  deps = with pkgs.lisp; [
     cl-json
     cl-prevalence
     hunchentoot
@@ -46,6 +47,4 @@ in depot.nix.buildLisp.program {
     ./src/gemma.lisp
     injectFrontend
   ];
-# depot does not currently have Gemma's frontend dependencies, thus
-# the build is disabled.
-} // { meta.ci = false; }
+}