More script fixes

Author: hamishmack

overlays/haskell.nix

@@ -262,7 +262,7 @@ final: prev: {
               # dotCabalName anyway.
               dotCabalName = "dot-cabal-" + allNames;
               tarballRepoFor = name: index: final.runCommand "tarballRepo_${name}" {
-                nativeBuildInputs = [ cabal-install cabal-issue-8352-workaround ];
+                nativeBuildInputs = [ cabal-install ] ++ cabal-issue-8352-workaround;
               } ''
                 set -xe
 

scripts/update-external.nix

@@ -16,7 +16,7 @@ in
 
     set -euo pipefail
 
-    export PATH="${makeBinPath ([ coreutils curl findutils gawk bash git openssh nix-tools cabal-install cabal-issue-8352-workaround nixFlakes ] ++ optional stdenv.isLinux glibc)}"
+    export PATH="${makeBinPath ([ coreutils curl findutils gawk bash git openssh nix-tools cabal-install nixFlakes ] ++ cabal-issue-8352-workaround ++ optional stdenv.isLinux glibc)}"
 
     ${script}