boost/boost/libs/log/include/boost/log/sources/ Source Tree

../
basic_logger.hpp basic_composite_logger basic_logger
features.hpp inherit_features features
global_logger_storage.hpp global_storage logger_holder logger_holder_base logger_singleton
record_ostream.hpp enable_record_ostream_generic_operator record_pump stream_provider basic_record_ostream
severity_feature.hpp severity_level basic_severity_logger severity
severity_logger.hpp severity_logger severity_logger_mt wseverity_logger wseverity_logger_mt
threading_models.hpp is_mutex_type multi_thread_model single_thread_model