From cd159e6a1ca2a161625a5f5419ce191fe8b77ec1 Mon Sep 17 00:00:00 2001
From: John Nunley <dev@notgull.net>
Date: Sun, 19 May 2024 15:23:36 -0700
Subject: [PATCH] m: Use Cargo.toml lint fix instead of build.rs

https://github.com/smol-rs/event-listener/pull/135#discussion_r1606080083

Signed-off-by: John Nunley <dev@notgull.net>
---
 Cargo.toml | 3 +++
 build.rs   | 7 -------
 2 files changed, 3 insertions(+), 7 deletions(-)
 delete mode 100644 build.rs

diff --git a/Cargo.toml b/Cargo.toml
index 3fdb37b..e81af7d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -20,6 +20,9 @@ std = ["concurrent-queue/std", "parking"]
 portable-atomic = ["portable-atomic-util", "portable_atomic_crate"]
 loom = ["concurrent-queue/loom", "parking?/loom", "dep:loom"]
 
+[lints.rust]
+unexpected_cfgs = { level = "warn", check-cfg = ['cfg(loom)'] }
+
 [dependencies]
 concurrent-queue = { version = "2.4.0", default-features = false }
 pin-project-lite = "0.2.12"
diff --git a/build.rs b/build.rs
deleted file mode 100644
index c689ca8..0000000
--- a/build.rs
+++ /dev/null
@@ -1,7 +0,0 @@
-//! Emits the necessary "checked" compile time flag warning for "loom".
-//!
-//! Without this, the compiler complains about the unspecified "loom" flag.
-
-fn main() {
-    println!("cargo:rustc-check-cfg=cfg(loom)");
-}