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Diffstat (limited to 'src/thread/pthread_cond_broadcast.c')
-rw-r--r--src/thread/pthread_cond_broadcast.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/thread/pthread_cond_broadcast.c b/src/thread/pthread_cond_broadcast.c
index 30f7f6df..6002c535 100644
--- a/src/thread/pthread_cond_broadcast.c
+++ b/src/thread/pthread_cond_broadcast.c
@@ -2,7 +2,8 @@
int pthread_cond_broadcast(pthread_cond_t *c)
{
- if (a_swap(&c->_c_block, 0))
+ int w = c->_c_waiters;
+ if (a_swap(&c->_c_block, 0) || w)
__wake(&c->_c_block, -1, 0);
return 0;
}