add option for setting environment variables to rust compiler

rusterlium · Dec 8, 2017 · fab43dc · fab43dc
1 parent 06a30fc
commit fab43dc
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/rustler_mix/lib/mix/tasks/compile.rustler.ex b/rustler_mix/lib/mix/tasks/compile.rustler.ex
@@ -51,7 +51,7 @@ defmodule Mix.Tasks.Compile.Rustler do
     compile_return = System.cmd(cmd_bin, args, [
       cd: crate_full_path,
       stderr_to_stdout: true,
-      env: [{"CARGO_TARGET_DIR", target_dir}],
+      env: [{"CARGO_TARGET_DIR", target_dir} | Keyword.get(config, :env, [])],
       into: IO.stream(:stdio, :line),
     ])