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

[Andrew Cagney]

New commits:
commit d4ecdb8661eb7cc0f22a21d9b0269fc5f11e4713
Author: Andrew Cagney <cagney at gnu.org>
Date:   Sat Sep 2 08:43:25 2017 -0400

    logging: clean up struct lswlog a little
    
    Define a common initializer.  Eliminate LSWBUF_LEN(), LWBUF_BUF(),
    EMPTY_LSWLOG() and empty_lswbuf.  Update comments.