From 2694347116c15256fc4e389c161dd76262f97cee Mon Sep 17 00:00:00 2001
From: Alex Beregszaszi <alex@rtfs.hu>
Date: Wed, 13 Mar 2019 20:31:41 +0100
Subject: [PATCH] Always generate Rust enums

---
 bindings/rust/evmc-sys/build.rs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/bindings/rust/evmc-sys/build.rs b/bindings/rust/evmc-sys/build.rs
index 3591589..1611643 100644
--- a/bindings/rust/evmc-sys/build.rs
+++ b/bindings/rust/evmc-sys/build.rs
@@ -11,6 +11,10 @@ fn gen_bindings() {
         .generate_comments(true)
         // https://github.com/rust-lang-nursery/rust-bindgen/issues/947#issuecomment-327100002
         .layout_tests(false)
+        // do not generate an empty enum for EVMC_ABI_VERSION
+        .constified_enum("")
+        // generate Rust enums for each evmc enum
+        .rustified_enum("*")
         .generate()
         .expect("Unable to generate bindings");