X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Fthread%2Fpthread_mutex_lock.c;h=638d4b8697d843afcb3e035cf6d2222bfb952dee;hb=760f5d7efed4d4761875334f8c4e6398be308cc9;hp=2b4f3a7330cd045112755c234ee5e8516ad7d1a7;hpb=c68de0be2fb649f91b31080224fb6e48084eaaee;p=musl

diff --git a/src/thread/pthread_mutex_lock.c b/src/thread/pthread_mutex_lock.c
index 2b4f3a73..638d4b86 100644
--- a/src/thread/pthread_mutex_lock.c
+++ b/src/thread/pthread_mutex_lock.c
@@ -1,6 +1,12 @@
 #include "pthread_impl.h"
 
-int pthread_mutex_lock(pthread_mutex_t *m)
+int __pthread_mutex_lock(pthread_mutex_t *m)
 {
-	return pthread_mutex_timedlock(m, 0);
+	if ((m->_m_type&15) == PTHREAD_MUTEX_NORMAL
+	    && !a_cas(&m->_m_lock, 0, EBUSY))
+		return 0;
+
+	return __pthread_mutex_timedlock(m, 0);
 }
+
+weak_alias(__pthread_mutex_lock, pthread_mutex_lock);