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-rw-r--r--src/thread/pthread_cond_broadcast.c5
-rw-r--r--src/thread/pthread_cond_signal.c5
-rw-r--r--src/thread/pthread_cond_timedwait.c13
3 files changed, 12 insertions, 11 deletions
diff --git a/src/thread/pthread_cond_broadcast.c b/src/thread/pthread_cond_broadcast.c
index 6002c535..dec91164 100644
--- a/src/thread/pthread_cond_broadcast.c
+++ b/src/thread/pthread_cond_broadcast.c
@@ -2,8 +2,7 @@
int pthread_cond_broadcast(pthread_cond_t *c)
{
- int w = c->_c_waiters;
- if (a_swap(&c->_c_block, 0) || w)
- __wake(&c->_c_block, -1, 0);
+ a_store(&c->_c_block, 0);
+ if (c->_c_waiters) __wake(&c->_c_block, -1, 0);
return 0;
}
diff --git a/src/thread/pthread_cond_signal.c b/src/thread/pthread_cond_signal.c
index e8ed71cc..b26b8ce5 100644
--- a/src/thread/pthread_cond_signal.c
+++ b/src/thread/pthread_cond_signal.c
@@ -2,8 +2,7 @@
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);
+ a_store(&c->_c_block, 0);
+ if (c->_c_waiters) __wake(&c->_c_block, 1, 0);
return 0;
}
diff --git a/src/thread/pthread_cond_timedwait.c b/src/thread/pthread_cond_timedwait.c
index ec5aa6f4..c71edc95 100644
--- a/src/thread/pthread_cond_timedwait.c
+++ b/src/thread/pthread_cond_timedwait.c
@@ -15,19 +15,22 @@ static void cleanup(void *p)
int pthread_cond_timedwait(pthread_cond_t *c, pthread_mutex_t *m, const struct timespec *ts)
{
struct cm cm = { .c=c, .m=m };
- int r, e=0;
+ int r, e, tid;
if (ts && ts->tv_nsec >= 1000000000UL)
return EINVAL;
pthread_testcancel();
- c->_c_block = 1;
+ a_inc(&c->_c_waiters);
+ c->_c_block = tid = pthread_self()->tid;
+
if ((r=pthread_mutex_unlock(m))) return r;
- a_inc(&c->_c_waiters);
- do e = __timedwait(&c->_c_block, 1, c->_c_clock, ts, cleanup, &cm, 0);
- while (e == EINTR);
+ do e = __timedwait(&c->_c_block, tid, c->_c_clock, ts, cleanup, &cm, 0);
+ while (c->_c_block == tid && (!e || e==EINTR));
+ if (e == EINTR) e = 0;
+
a_dec(&c->_c_waiters);
if ((r=pthread_mutex_lock(m))) return r;