tests,stdbuf: adapt to change in ctor

src/uu/stdbuf/src/libstdbuf/src/libstdbuf.rs

@@ -10,7 +10,7 @@ use std::io::{Write, stderr};
 use std::{env, ptr};
 
 // This runs automatically when the library is loaded via LD_PRELOAD
-#[ctor]
+#[ctor(unsafe)]
 fn init() {
     unsafe { __stdbuf() };
 }

tests/test_util_name.rs

@@ -16,9 +16,8 @@ pub const TESTS_BINARY: &str = env!("CARGO_BIN_EXE_coreutils");
 // Set the environment variable for any tests
 
 // Use the ctor attribute to run this function before any tests
-#[ctor::ctor]
+#[ctor::ctor(unsafe)]
 fn init() {
-    // No need for unsafe here
     unsafe {
         env::set_var("UUTESTS_BINARY_PATH", TESTS_BINARY);
     }

tests/test_uudoc.rs

@@ -23,9 +23,8 @@ pub const TESTS_BINARY: &str = env!("CARGO_BIN_EXE_uudoc");
 // Set the environment variable for any tests
 
 // Use the ctor attribute to run this function before any tests
-#[ctor::ctor]
+#[ctor::ctor(unsafe)]
 fn init() {
-    // No need for unsafe here
     unsafe {
         env::set_var("UUTESTS_BINARY_PATH", TESTS_BINARY);
     }

tests/tests.rs

@@ -8,7 +8,7 @@ use std::env;
 pub const TESTS_BINARY: &str = env!("CARGO_BIN_EXE_coreutils");
 
 // Use the ctor attribute to run this function before any tests
-#[ctor::ctor]
+#[ctor::ctor(unsafe)]
 fn init() {
     // Allow overriding the binary path (e.g. to test a WASI binary via wasmtime)
     if env::var("UUTESTS_BINARY_PATH").is_err() {

tests/uutests/src/lib/util.rs

@@ -3244,7 +3244,7 @@ mod tests {
 
     // Create a init for the test with a fake value (not needed)
     #[cfg(test)]
-    #[ctor::ctor]
+    #[ctor::ctor(unsafe)]
     fn init() {
         unsafe {
             env::set_var("UUTESTS_BINARY_PATH", "");