load_rc_config_var cmd var
to load the rc.conf(5) configuration for cmd and set var in the
current shell, using 'load_rc_config var' in a sub-shell to avoid
unwanted side-effects.
* Improve required_vars warning message.
(1) The stock sendmail.cf will only listen on the loopback interface.
(2) The stock submit.cf specifally connects to "localhost." which
should be less susceptible to being confused or looking confused.
(3) The smtp listener starts by default, if needed. The setting in
/etc/default/rc.conf is still "no", but rc.d/sendmail detects the
default setting and will change it to yes if need is determined.
Need is defined as "nothing else seems to have been changed about the
mail configuration but we'd like locally originated and locally
destined mail to be delivered". If you change, eg, mailer.conf to
point to postfix or some other MTA, sendmail will not start.
name where the user should look at for documentation about rcvar. It defaults
to 'rc.subr(5)', as rc.subr is mainly used by rc.d scripts.
This variable is useful to let the daily, weekly, monthly and security scripts
tune the warning message shown when any of the variables they handle is not
properly set.
Closes PR misc/23908.
${rcvar}=yes yet all the other prerequisite tests are still performed.
The existing ``force'' prefix is a sledgehammer that ignores all the
prerequisite checks and always returns a zero exit status; this is a
more gentle approach to the problem of "manipulate this disabled
service without editing rc.conf(5)".
to a 2-clause licence (retaining UCB clauses (1) and (2)), per PR
22409 from Joel Baker, approved by Theo de Raadt, and ratified by
myself - the only discrepancy being the handling of the original
clause 3 in src/usr.sbin/yppoll/yppoll.c.
