cli_get_dbh()
argument is hashref can be the gopts() return, or a conf hashref
you can specify database connection by
-a abs path to sqlite | DBABSPATH
or mysql..
-U username | DBUSER
-P password | DBPASSWORD
-D database name | DBNAME
-H host, ni* | DBHOST
-E metadata table name, ni*
ni* not implemented
cli_find_all_files()
does not return hidden files or hidden dirs returns dirs and files
arg is abs path, optional arg is number limit to return returns array ref
cli_log()
argument is message places time into message
the abs path to log is to /var/log/$PROGRAMNAME.log $PROGRAMNAME is $0 modified
returns message as was logged
debug( cli_log('started') );