Function openDefaultPoll

poll_default_linux.go:29–57

()

}

func openDefaultPoll() (*defaultPoll, error) {
	poll := new(defaultPoll)

	poll.buf = make([]byte, 8)
	p, err := EpollCreate(0)
	if err != nil {
		return nil, err
	}
	poll.fd = p

	r0, _, e0 := syscall.Syscall(syscall.SYS_EVENTFD2, 0, 0, 0)
	if e0 != 0 {
		_ = syscall.Close(poll.fd)
		return nil, e0
	}

	poll.Reset = poll.reset
	poll.Handler = poll.handler
	poll.wop = &FDOperator{FD: int(r0)}

	if err = poll.Control(poll.wop, PollReadable); err != nil {
		_ = syscall.Close(poll.wop.FD)
		_ = syscall.Close(poll.fd)
		return nil, err
	}

	poll.opcache = newOperatorCache()
	return poll, nil
}

type defaultPoll struct {
	pollArgs