First pass of robust mutexes

1 files changed, 4 insertions, 3 deletions

diff --git a/pthread_testcancel.c b/pthread_testcancel.c
index 9686d9e..6658650 100644
--- a/pthread_testcancel.c
+++ b/pthread_testcancel.c
@@ -68,6 +68,7 @@ pthread_testcancel (void)
       * ------------------------------------------------------
       */
 {
+  ptw32_mcs_local_node_t stateLock;
   pthread_t self = pthread_self ();
   ptw32_thread_t * sp = (ptw32_thread_t *) self.p;
 
@@ -86,17 +87,17 @@ pthread_testcancel (void)
       return;
     }
 
-  (void) pthread_mutex_lock (&sp->cancelLock);
+  ptw32_mcs_lock_acquire (&sp->stateLock, &stateLock);
 
   if (sp->cancelState != PTHREAD_CANCEL_DISABLE)
     {
       ResetEvent(sp->cancelEvent);
       sp->state = PThreadStateCanceling;
       sp->cancelState = PTHREAD_CANCEL_DISABLE;
-      (void) pthread_mutex_unlock (&sp->cancelLock);
+      ptw32_mcs_lock_release (&stateLock);
       ptw32_throw (PTW32_EPS_CANCEL);
       /* Never returns here */
     }
 
-  (void) pthread_mutex_unlock (&sp->cancelLock);
+  ptw32_mcs_lock_release (&stateLock);
 }				/* pthread_testcancel */