mkShell: set preferLocalBuild by default

Before this change, `nix develop` would often result in all the shell's dependencies being copied to a remote builder, only for the remote builder to run a trivial derivation build. This change makes `nix develop` much faster on systems with remote builders configured.
2023-02-22 11:53:51 +01:00 · 2023-02-22 11:53:51 +01:00 · c4b83df38a
commit c4b83df38a
parent 545c7a31e5
1 changed files with 2 additions and 0 deletions
--- a/pkgs/build-support/mkshell/default.nix
+++ b/pkgs/build-support/mkshell/default.nix
@ -53,4 +53,6 @@ stdenv.mkDerivation ({
      export;
    } >> "$out"
  '';
+
+  preferLocalBuild = true;
 } // rest)