Method bthread_once_t

src/bthread/bthread_once.cpp:21–24

#include "bthread/butex.h"

bthread_once_t::bthread_once_t()
    : _butex(bthread::butex_create_checked<butil::atomic<int>>())  {
    _butex->store(UNINITIALIZED, butil::memory_order_relaxed);
}

bthread_once_t::~bthread_once_t() {
    bthread::butex_destroy(_butex);