am 46b5109: Merge "Safely handle interrupts during Thread.join()"

* commit '46b51097b92900866ac5b25762f622d3ceb1be5d': Safely handle interrupts during Thread.join()
aosp-mirror · Oct 5, 2015 · c9390c8 · c9390c8
2 parents ee144b1 + 46b5109
commit c9390c8
Showing 1 changed file with 8 additions and 3 deletions.
diff --git a/rs/java/android/renderscript/RenderScript.java b/rs/java/android/renderscript/RenderScript.java
@@ -1585,15 +1585,20 @@ private void helpDestroy() {
             mMessageThread.mRun = false;
 
             // Wait for mMessageThread to join.  Try in a loop, in case this thread gets interrupted
-            // during the wait.
-            boolean hasJoined = false;
+            // during the wait.  If interrupted, set the "interrupted" status of the current thread.
+            boolean hasJoined = false, interrupted = false;
             while (!hasJoined) {
                 try {
                     mMessageThread.join();
                     hasJoined = true;
-                } catch(InterruptedException e) {
+                } catch (InterruptedException e) {
+                    interrupted = true;
                 }
             }
+            if (interrupted) {
+                Log.v(LOG_TAG, "Interrupted during wait for MessageThread to join");
+                Thread.currentThread().interrupt();
+            }
 
             nContextDestroy();