...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
(Deprecated:
Use error()
.) Get the last error associated with the stream
buffer.
const boost::system::error_code & puberror() const;
An error_code
corresponding to the last error from the stream
buffer.