Method close_after

example/cpp11/timeouts/blocking_token_tcp_client.cpp:39–42

struct close_after
{
  close_after(std::chrono::steady_clock::duration t, tcp_socket& s)
    : timeout_(t), socket_(s)
  {
  }

  // The maximum time to wait for an asynchronous operation to complete.
  std::chrono::steady_clock::duration timeout_;