Cygwin: timerfd: Fix entering critical section

Getting an abandonded mutex is just as well and must be handled. Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
2019-01-20 22:19:27 +01:00 · 2019-01-20 22:19:27 +01:00 · 693c98c5e2
parent 597285ca58
commit 693c98c5e2
1 changed files with 2 additions and 1 deletions
--- a/winsup/cygwin/timerfd.h
+++ b/winsup/cygwin/timerfd.h
@ -59,7 +59,8 @@ class timerfd_shared
  /* write access methods */
  bool enter_cs ()
    {
-      return WaitForSingleObject (_access_mtx, INFINITE) == WAIT_OBJECT_0;
+      return (WaitForSingleObject (_access_mtx, INFINITE) & ~WAIT_ABANDONED_0)
+	      == WAIT_OBJECT_0;
    }
  void leave_cs ()
    {