fix(selinux): add missing os checks

src/uu/cp/src/copydir.rs

@@ -26,7 +26,7 @@ use uucore::translate;
 use uucore::uio_error;
 use walkdir::{DirEntry, WalkDir};
 
-#[cfg(all(feature = "selinux", target_os = "linux"))]
+#[cfg(all(feature = "selinux", any(target_os = "linux", target_os = "android")))]
 use crate::set_selinux_context;
 use crate::{
     CopyMode, CopyResult, CpError, Options, aligned_ancestors, context_for, copy_attributes,
@@ -563,7 +563,7 @@ pub(crate) fn copy_directory(
             options.set_selinux_context,
         )?;
 
-        #[cfg(all(feature = "selinux", target_os = "linux"))]
+        #[cfg(all(feature = "selinux", any(target_os = "linux", target_os = "android")))]
         if options.set_selinux_context {
             set_selinux_context(&dir.dest, options.context.as_ref())?;
         }
@@ -583,7 +583,7 @@ pub(crate) fn copy_directory(
                     options.set_selinux_context,
                 )?;
 
-                #[cfg(all(feature = "selinux", target_os = "linux"))]
+                #[cfg(all(feature = "selinux", any(target_os = "linux", target_os = "android")))]
                 if options.set_selinux_context {
                     set_selinux_context(y, options.context.as_ref())?;
                 }

src/uu/cp/src/cp.rs

@@ -896,11 +896,11 @@ impl Attributes {
         mode: Preserve::Yes { required: true },
         timestamps: Preserve::Yes { required: true },
         context: {
-            #[cfg(feature = "feat_selinux")]
+            #[cfg(all(feature = "selinux", any(target_os = "linux", target_os = "android")))]
             {
                 Preserve::Yes { required: false }
             }
-            #[cfg(not(feature = "feat_selinux"))]
+            #[cfg(not(all(feature = "selinux", any(target_os = "linux", target_os = "android"))))]
             {
                 Preserve::No { explicit: false }
             }
@@ -1141,7 +1141,7 @@ impl Options {
             }
         }
 
-        #[cfg(not(feature = "selinux"))]
+        #[cfg(not(all(feature = "selinux", any(target_os = "linux", target_os = "android"))))]
         if let Preserve::Yes { required } = attributes.context {
             let selinux_disabled_error = CpError::Error(translate!("cp-error-selinux-not-enabled"));
             if required {
@@ -1692,7 +1692,7 @@ fn handle_preserve<F: Fn() -> CopyResult<()>>(p: Preserve, f: F) -> CopyResult<(
     Ok(())
 }
 
-#[cfg(all(feature = "selinux", target_os = "linux"))]
+#[cfg(all(feature = "selinux", any(target_os = "linux", target_os = "android")))]
 pub(crate) fn set_selinux_context(path: &Path, context: Option<&String>) -> CopyResult<()> {
     if !uucore::selinux::is_selinux_enabled() {
         return Ok(());
@@ -2670,7 +2670,7 @@ fn copy_file(
         fs::File::create(dest).map(|f| f.set_len(0)).ok();
     })?;
 
-    #[cfg(all(feature = "selinux", target_os = "linux"))]
+    #[cfg(all(feature = "selinux", any(target_os = "linux", target_os = "android")))]
     if options.set_selinux_context {
         set_selinux_context(dest, options.context.as_ref())?;
     }

src/uu/install/src/install.rs

@@ -489,7 +489,7 @@ fn directory(paths: &[OsString], b: &Behavior) -> UResult<()> {
                 }
 
                 // Set SELinux context for all created directories if needed
-                #[cfg(all(feature = "selinux", target_os = "linux"))]
+                #[cfg(all(feature = "selinux", any(target_os = "linux", target_os = "android")))]
                 if should_set_selinux_context(b) {
                     let context = get_context_for_selinux(b);
                     set_selinux_context_for_directories_install(path_to_create.as_path(), context);
@@ -514,7 +514,7 @@ fn directory(paths: &[OsString], b: &Behavior) -> UResult<()> {
                 show_if_err!(chown_optional_user_group(path, b));
 
                 // Set SELinux context for directory if needed
-                #[cfg(all(feature = "selinux", target_os = "linux"))]
+                #[cfg(all(feature = "selinux", any(target_os = "linux", target_os = "android")))]
                 if b.default_context {
                     show_if_err!(set_selinux_default_context(path));
                 } else if b.context.is_some() {
@@ -683,7 +683,10 @@ fn standard(mut paths: Vec<OsString>, b: &Behavior) -> UResult<()> {
                             }
 
                             // Set SELinux context for all created directories if needed
-                            #[cfg(all(feature = "selinux", target_os = "linux"))]
+                            #[cfg(all(
+                                feature = "selinux",
+                                any(target_os = "linux", target_os = "android")
+                            ))]
                             if should_set_selinux_context(b) {
                                 let context = get_context_for_selinux(b);
                                 set_selinux_context_for_directories_install(to_create, context);
@@ -717,7 +720,10 @@ fn standard(mut paths: Vec<OsString>, b: &Behavior) -> UResult<()> {
                     }
 
                     // Set SELinux context for all created directories if needed
-                    #[cfg(all(feature = "selinux", target_os = "linux"))]
+                    #[cfg(all(
+                        feature = "selinux",
+                        any(target_os = "linux", target_os = "android")
+                    ))]
                     if should_set_selinux_context(b) {
                         let context = get_context_for_selinux(b);
                         set_selinux_context_for_directories_install(to_create, context);
@@ -1090,7 +1096,7 @@ fn finalize_installed_file(
         preserve_timestamps(from, to)?;
     }
 
-    #[cfg(all(feature = "selinux", target_os = "linux"))]
+    #[cfg(all(feature = "selinux", any(target_os = "linux", target_os = "android")))]
     if b.privileged {
         if b.preserve_context {
             uucore::selinux::preserve_security_context(from, to)
@@ -1154,7 +1160,7 @@ fn get_context_for_selinux(b: &Behavior) -> Option<&String> {
     }
 }
 
-#[cfg(all(feature = "selinux", target_os = "linux"))]
+#[cfg(all(feature = "selinux", any(target_os = "linux", target_os = "android")))]
 fn should_set_selinux_context(b: &Behavior) -> bool {
     b.privileged && (b.context.is_some() || b.default_context)
 }
@@ -1250,7 +1256,7 @@ fn need_copy(from: &Path, to: &Path, b: &Behavior) -> bool {
     }
 
     if b.privileged {
-        #[cfg(all(feature = "selinux", target_os = "linux"))]
+        #[cfg(all(feature = "selinux", any(target_os = "linux", target_os = "android")))]
         if b.preserve_context && contexts_differ(from, to) {
             return true;
         }

tests/by-util/test_cp.rs

@@ -1830,7 +1830,10 @@ fn test_cp_preserve_xattr() {
 }
 
 #[test]
-#[cfg(all(target_os = "linux", not(feature = "feat_selinux")))]
+#[cfg(all(
+    not(feature = "feat_selinux"),
+    any(target_os = "linux", target_os = "android")
+))]
 fn test_cp_preserve_all_context_fails_on_non_selinux() {
     new_ucmd!()
         .arg(TEST_COPY_FROM_FOLDER_FILE)
@@ -6802,7 +6805,10 @@ fn test_cp_selinux() {
 }
 
 #[test]
-#[cfg(feature = "feat_selinux")]
+#[cfg(all(
+    feature = "feat_selinux",
+    any(target_os = "linux", target_os = "android")
+))]
 fn test_cp_selinux_invalid() {
     let scene = TestScenario::new(util_name!());
     let at = &scene.fixtures;
@@ -7871,7 +7877,10 @@ fn test_cp_a_preserves_context() {
 }
 
 #[test]
-#[cfg(feature = "feat_selinux")]
+#[cfg(all(
+    feature = "feat_selinux",
+    any(target_os = "linux", target_os = "android")
+))]
 fn test_cp_preserve_context_with_z_fails() {
     let (at, mut ucmd) = at_and_ucmd!();
     at.touch("src");