[Swan-commit] Changes to ref refs/heads/master

[Andrew Cagney]

New commits:
commit e95d6bc2751ea98d24ccadc3fd1c5a8d81e03bf8
Author: Andrew Cagney <cagney at gnu.org>
Date:   Mon Feb 24 17:44:04 2020 -0500

    logging: add struct logger
    
    Save having to pass lots of parameters around vis:
    - log_message(RC_LOG_SERIOUS, null_fd/*whack*/, st, md, ...)
    + log_message(RC_LOG_SERIOUS, logger, ...)