...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
BOOST_LOG_CHANNEL_SEV — An equivalent to BOOST_LOG_STREAM_CHANNEL_SEV(logger, chan, lvl)
// In header: <boost/log/sources/severity_channel_logger.hpp>
BOOST_LOG_CHANNEL_SEV(logger, chan, lvl)