Merge "init/epoll: Switch to aggregate initialization"

        return Error() << "Must specify events";

    }

    Info info;

    info.events = events;

    info.handler = std::make_shared<decltype(handler)>(std::move(handler));

    auto [it, inserted] = epoll_handlers_.emplace(fd, std::move(info));

    auto [it, inserted] = epoll_handlers_.emplace(

            fd, Info{

                        .events = events,

                        .handler = std::make_shared<Handler>(std::move(handler)),

                });

    if (!inserted) {

        return Error() << "Cannot specify two epoll handlers for a given FD";

    }

    epoll_event ev;

    ev.events = events;

    ev.data.fd = fd;

    epoll_event ev = {

            .events = events,

            .data.fd = fd,

    };

    if (epoll_ctl(epoll_fd_, EPOLL_CTL_ADD, fd, &ev) == -1) {

        Result<void> result = ErrnoError() << "epoll_ctl failed to add fd";

        epoll_handlers_.erase(fd);