From: weiyu <weiyuluo1232@gmail.com>
Date: Sat, 5 Sep 2020 00:20:23 +0000 (-0700)
Subject: fix mutex_trylock bug
X-Git-Url: http://plrg.eecs.uci.edu/git/?p=c11tester.git;a=commitdiff_plain;h=25d73096cfc14c655f94b01bb235cc5efd1d5696

fix mutex_trylock bug
---

diff --git a/pthread.cc b/pthread.cc
index e95fb37a..e64cd134 100644
--- a/pthread.cc
+++ b/pthread.cc
@@ -119,7 +119,7 @@ int pthread_mutex_trylock(pthread_mutex_t *p_mutex) {
 
 	ModelExecution *execution = model->get_execution();
 	cdsc::snapmutex *m = execution->getMutexMap()->get(p_mutex);
-	return m->try_lock();
+	return m->try_lock() ? 0 : EBUSY;
 }
 int pthread_mutex_unlock(pthread_mutex_t *p_mutex) {
 	ModelExecution *execution = model->get_execution();