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make getservby*_r return error code rather than -1 (and using errno)
[musl]
/
src
/
thread
/
pthread_cond_signal.c
diff --git
a/src/thread/pthread_cond_signal.c
b/src/thread/pthread_cond_signal.c
index
a021128
..
71bcdcd
100644
(file)
--- 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;
}