Hopefully the last one for a bit.
This only output the cmdline if log_file is present (ie, not to stdout). It also fixes a bug where the log_file was not passed in one line.
Reviewed-on: #757
Co-authored-by: Thomas E Lackey <telackey@bozemanpass.com>
Co-committed-by: Thomas E Lackey <telackey@bozemanpass.com>