acquire get operator co_await release semaphore try_acquire

operator co_await() coro::future<void> coro::semaphore::operator co_await ( ) inline Returns awaiter, so coroutine can co_await on it. acquire the semaphore Decrease the counter. Return values resolved future is resolved, if counter was above zero pending future is pending, if counter was (and is) zero. The future can be set to resolved by release() Definition at line 48 of file semaphore.h.