Android: Debug assertion after setting thread name

rust-lang · Oct 5, 2024 · 2223328 · 2223328
1 parent 8885239
commit 2223328
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/library/std/src/sys/pal/unix/thread.rs b/library/std/src/sys/pal/unix/thread.rs
@@ -117,13 +117,15 @@ impl Thread {
     pub fn set_name(name: &CStr) {
         const PR_SET_NAME: libc::c_int = 15;
         unsafe {
-            libc::prctl(
+            let res = libc::prctl(
                 PR_SET_NAME,
                 name.as_ptr(),
                 0 as libc::c_ulong,
                 0 as libc::c_ulong,
                 0 as libc::c_ulong,
             );
+            // We have no good way of propagating errors here, but in debug-builds let's check that this actually worked.
+            debug_assert_eq!(res, 0);
         }
     }