X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Fthread%2Fpthread_cond_signal.c;h=575ad54bc0509501068d9e90a22d16748d7312c2;hb=37cd1676395e5ebdae3f372bf59d4fef54be9818;hp=e8ed71cc6a1f6a7c140501c994841cbcb1e2f28a;hpb=4b153ac42428447a148e6da543ebe6df017078db;p=musl

diff --git a/src/thread/pthread_cond_signal.c b/src/thread/pthread_cond_signal.c
index e8ed71cc..575ad54b 100644
--- a/src/thread/pthread_cond_signal.c
+++ b/src/thread/pthread_cond_signal.c
@@ -2,8 +2,9 @@
 
 int pthread_cond_signal(pthread_cond_t *c)
 {
-	int w = c->_c_waiters;
-	if (a_swap(&c->_c_block, 0) || w)
-		__wake(&c->_c_block, 1, 0);
+	if (!c->_c_shared) return __private_cond_signal(c, 1);
+	if (!c->_c_waiters) return 0;
+	a_inc(&c->_c_seq);
+	__wake(&c->_c_seq, 1, 0);
 	return 0;
 }