uucore: add selinux/smack cfg alias

Author: xtqqczze

Cargo.lock

@@ -22,6 +22,9 @@ workspace = true
 [lib]
 path = "src/lib/lib.rs"
 
+[build-dependencies]
+cfg_aliases.workspace = true
+
 [dependencies]
 bstr = { workspace = true, optional = true }
 clap = { workspace = true }

fuzz/Cargo.lock

@@ -3,12 +3,18 @@
 // For the full copyright and license information, please view the LICENSE
 // file that was distributed with this source code.
 
+use cfg_aliases::cfg_aliases;
 use std::env;
 use std::fs::File;
 use std::io::Write;
 use std::path::{Path, PathBuf};
 
 pub fn main() -> Result<(), Box<dyn std::error::Error>> {
+    cfg_aliases! {
+        selinux: { all(feature = "selinux", any(target_os = "android", target_os = "linux")) },
+        smack: { all(feature = "smack", target_os = "linux") },
+    }
+
     let out_dir = env::var("OUT_DIR")?;
 
     let mut embedded_file = File::create(Path::new(&out_dir).join("embedded_locales.rs"))?;

src/uucore/Cargo.toml

@@ -81,11 +81,11 @@ pub mod tty;
 pub mod fsxattr;
 #[cfg(feature = "hardware")]
 pub mod hardware;
-#[cfg(all(feature = "selinux", any(target_os = "linux", target_os = "android")))]
+#[cfg(selinux)]
 pub mod selinux;
 #[cfg(all(unix, not(target_os = "fuchsia"), feature = "signals"))]
 pub mod signals;
-#[cfg(all(target_os = "linux", feature = "smack"))]
+#[cfg(smack)]
 pub mod smack;
 #[cfg(feature = "feat_systemd_logind")]
 pub mod systemd_logind;

src/uucore/build.rs

@@ -122,10 +122,10 @@ pub use crate::features::fsext;
 #[cfg(all(unix, feature = "fsxattr"))]
 pub use crate::features::fsxattr;
 
-#[cfg(all(feature = "selinux", any(target_os = "linux", target_os = "android")))]
+#[cfg(selinux)]
 pub use crate::features::selinux;
 
-#[cfg(all(target_os = "linux", feature = "smack"))]
+#[cfg(smack)]
 pub use crate::features::smack;
 
 //## core functions