From 9ee6a9d5879a0747fc24cebd3279499396106d81 Mon Sep 17 00:00:00 2001
From: Jake Wallin <jakewallin42@gmail.com>
Date: Fri, 16 Oct 2026 16:31:19 +0000
Subject: [PATCH] stty: enable the BSD cfg alias in integration tests

---
 Cargo.lock                 |  1 +
 Cargo.toml                 |  1 +
 build.rs                   | 10 ++++++++
 tests/by-util/test_stty.rs | 48 +++++---------------------------------
 4 files changed, 18 insertions(+), 42 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index b76bab88632..2c1369afdfa 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -505,6 +505,7 @@ name = "coreutils"
 version = "0.13.0"
 dependencies = [
  "bytecount",
+ "cfg_aliases",
  "clap",
  "clap_complete",
  "clap_mangen",
diff --git a/Cargo.toml b/Cargo.toml
index 2516e91ea15..4f72f87770e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -397,6 +397,7 @@ nix = { workspace = true, features = ["fs", "signal"] }
 rustix = { workspace = true, features = ["net", "process"] }
 
 [build-dependencies]
+cfg_aliases.workspace = true
 phf_codegen.workspace = true
 
 [features]
diff --git a/build.rs b/build.rs
index 923b2f44d1a..f2ce196b0d0 100644
--- a/build.rs
+++ b/build.rs
@@ -15,6 +15,16 @@ pub fn main() {
     const FEATURE_PREFIX: &str = "feat_";
     const OVERRIDE_PREFIX: &str = "uu_";
 
+    cfg_aliases::cfg_aliases! {
+        bsd: { any(
+            target_vendor = "apple",
+            target_os = "freebsd",
+            target_os = "dragonfly",
+            target_os = "netbsd",
+            target_os = "openbsd"
+        ) },
+    };
+
     // Do not rebuild build script unless the script itself or the enabled features are modified
     // See <https://doc.rust-lang.org/cargo/reference/build-scripts.html#change-detection>
     println!("cargo:rerun-if-changed=build.rs");
diff --git a/tests/by-util/test_stty.rs b/tests/by-util/test_stty.rs
index 157758db903..afa4deecaee 100644
--- a/tests/by-util/test_stty.rs
+++ b/tests/by-util/test_stty.rs
@@ -153,13 +153,7 @@ fn invalid_setting() {
 
 #[test]
 fn invalid_baud_setting() {
-    #[cfg(not(any(
-        target_vendor = "apple",
-        target_os = "freebsd",
-        target_os = "dragonfly",
-        target_os = "netbsd",
-        target_os = "openbsd"
-    )))]
+    #[cfg(not(bsd))]
     new_ucmd!()
         .args(&["100"])
         .fails()
@@ -180,25 +174,13 @@ fn invalid_baud_setting() {
         .fails()
         .stderr_contains("missing argument to 'ospeed'");
 
-    #[cfg(not(any(
-        target_vendor = "apple",
-        target_os = "freebsd",
-        target_os = "dragonfly",
-        target_os = "netbsd",
-        target_os = "openbsd"
-    )))]
+    #[cfg(not(bsd))]
     new_ucmd!()
         .args(&["ispeed", "995"])
         .fails()
         .stderr_contains("invalid ispeed '995'");
 
-    #[cfg(not(any(
-        target_vendor = "apple",
-        target_os = "freebsd",
-        target_os = "dragonfly",
-        target_os = "netbsd",
-        target_os = "openbsd"
-    )))]
+    #[cfg(not(bsd))]
     new_ucmd!()
         .args(&["ospeed", "995"])
         .fails()
@@ -471,13 +453,7 @@ fn grouped_flag_removal() {
 #[ignore = "Fails because cargo test does not run in a tty"]
 fn baud_rate_validation() {
     // Test various baud rate formats
-    #[cfg(any(
-        target_vendor = "apple",
-        target_os = "freebsd",
-        target_os = "dragonfly",
-        target_os = "netbsd",
-        target_os = "openbsd"
-    ))]
+    #[cfg(bsd)]
     {
         // BSD accepts numeric baud rates
         new_ucmd!().args(&["9600"]).fails(); // Fails due to no TTY, but validates parsing
@@ -1473,13 +1449,7 @@ fn invalid_baud_rate() {
 
     // On non-BSD systems, test invalid numeric baud rate
     // On BSD systems, any u32 is accepted, so we skip this test
-    #[cfg(not(any(
-        target_vendor = "apple",
-        target_os = "freebsd",
-        target_os = "dragonfly",
-        target_os = "netbsd",
-        target_os = "openbsd"
-    )))]
+    #[cfg(not(bsd))]
     {
         new_ucmd!()
             .args(&["ospeed", "999999999"])
@@ -1632,13 +1602,7 @@ fn test_ispeed_ospeed_valid_speeds() {
 }
 
 #[test]
-#[cfg(not(any(
-    target_vendor = "apple",
-    target_os = "freebsd",
-    target_os = "dragonfly",
-    target_os = "netbsd",
-    target_os = "openbsd"
-)))]
+#[cfg(not(bsd))]
 #[ignore = "Issue: #9547"]
 fn test_ispeed_ospeed_invalid_speeds() {
     let (path, _controller, _replica) = pty_path();