X-Git-Url: http://nsz.repo.hu/git/?p=musl;a=blobdiff_plain;f=src%2Fthread%2Fpthread_cond_signal.c;h=71bcdcd99332f802b64f2ef790e3bd930ba811ce;hp=a0211287be7dd748b2d9f2cd76352692493e8d26;hb=1e597a3e9bbdbe82d2ffd3963019d3a3edeed859;hpb=140778582487fb082716eec74324d7b16beb2daf

diff --git a/src/thread/pthread_cond_signal.c b/src/thread/pthread_cond_signal.c
index a0211287..71bcdcd9 100644
--- a/src/thread/pthread_cond_signal.c
+++ b/src/thread/pthread_cond_signal.c
@@ -2,7 +2,8 @@
 
 int pthread_cond_signal(pthread_cond_t *c)
 {
-	if (a_swap(&c->_c_block, 0));
-		__wake(&c->_c_block, 1, 0);
+	if (!c->_c_waiters) return 0;
+	a_inc(&c->_c_seq);
+	if (c->_c_waiters) __wake(&c->_c_seq, 1, 0);
 	return 0;
 }