+
+int sthread_barrier_init(sthread_barrier_t* barrier, const sthread_barrierattr_t* attr, unsigned count){
+ auto b = sg4::Barrier::create(count);
+ intrusive_ptr_add_ref(b.get());
+
+ barrier->barrier = b.get();
+ return 0;
+}
+int sthread_barrier_wait(sthread_barrier_t* barrier){
+ XBT_DEBUG("%s(%p)", __func__, barrier);
+ static_cast<sg4::Barrier*>(barrier->barrier)->wait();
+ return 0;
+}
+int sthread_barrier_destroy(sthread_barrier_t* barrier){
+ XBT_DEBUG("%s(%p)", __func__, barrier);
+ intrusive_ptr_release(static_cast<sg4::Barrier*>(barrier->barrier));
+ return 0;
+}
+
+int sthread_cond_init(sthread_cond_t* cond, sthread_condattr_t* attr)
+{
+ auto cv = sg4::ConditionVariable::create();
+ intrusive_ptr_add_ref(cv.get());
+
+ cond->cond = cv.get();
+ return 0;
+}
+int sthread_cond_signal(sthread_cond_t* cond)
+{
+ XBT_DEBUG("%s(%p)", __func__, cond);
+ static_cast<sg4::ConditionVariable*>(cond->cond)->notify_one();
+ return 0;
+}
+int sthread_cond_broadcast(sthread_cond_t* cond)
+{
+ XBT_DEBUG("%s(%p)", __func__, cond);
+ static_cast<sg4::ConditionVariable*>(cond->cond)->notify_all();
+ return 0;
+}
+int sthread_cond_wait(sthread_cond_t* cond, sthread_mutex_t* mutex)
+{
+ XBT_DEBUG("%s(%p)", __func__, cond);
+ static_cast<sg4::ConditionVariable*>(cond->cond)->wait(static_cast<sg4::Mutex*>(mutex->mutex));
+ return 0;
+}
+int sthread_cond_destroy(sthread_cond_t* cond)
+{
+ XBT_DEBUG("%s(%p)", __func__, cond);
+ intrusive_ptr_release(static_cast<sg4::ConditionVariable*>(cond->cond));
+ return 0;
+}
+