any file that is being hard-linked.

any up-to-date file (non-dir).

receiving files.

options and improved them a little.

  global.
- Added a "restart" arg to log_init() that lets us request that logging
  be reinitialized if the log-file/syslog-facility params changed.

error checking a little more.

everything that is inside that dir.

rprintf() calls (the first of which just outputs an empty line).

- rwrite() no longer supports newlines at the start of the string.
- maybe_log_item() avoids outputting a non-significant update to
  the log file if the log-file-format doesn't include %i.

- We no longer output " is uptodate" messages to the log file.

to localhost and 127.0.0.1 (which will hopefully fix the failing
of the daemon tests on FreeBSD).

- Updated and improved the --out-format section.
- Moved and improved the description of the non-daemon --log-file and
  --log-file-format options.

ignore the useless value.

to override the "log format" setting.