Deprecate --univeral2 instead of universal2-apple-darwin target

PyO3 · Feb 3, 2023 · 14ec8e3 · 14ec8e3
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diff --git a/Changelog.md b/Changelog.md
@@ -15,6 +15,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 * Add Cargo compile targets configuration for filtering multiple bin targets in [#1339](https://github.com/PyO3/maturin/pull/1339)
 * Respect `rustflags` settings in cargo configuration file in [#1405](https://github.com/PyO3/maturin/pull/1405)
 * Bump MSRV to 1.63.0 in [#1407](https://github.com/PyO3/maturin/pull/1407)
+* Deprecate `--univeral2` instead of `universal2-apple-darwin` target in [#1457](https://github.com/PyO3/maturin/pull/1457)
 
 ## [0.14.12] - 2023-01-31
 

diff --git a/src/build_options.rs b/src/build_options.rs
@@ -509,6 +509,12 @@ impl BuildOptions {
         let mut target_triple = self.target.clone();
 
         let mut universal2 = self.universal2;
+        if universal2 {
+            eprintln!("⚠️  Warning: `--universal2` is deprecated, use `--target univeral2-apple-darwin` instead");
+        } else if target_triple.as_deref() == Some("universal2-apple-darwin") {
+            universal2 = true;
+            target_triple = None;
+        }
         // Also try to determine universal2 from ARCHFLAGS environment variable
         if let Ok(arch_flags) = env::var("ARCHFLAGS") {
             let arches: HashSet<&str> = arch_flags