Re: buildkernel avoidably building modules specified in the config

From: Warner Losh <imp_at_bsdimp.com>
Date: Wed, 08 Feb 2023 00:27:17 UTC
On Tue, Feb 7, 2023, 5:20 PM Mateusz Guzik <mjguzik@gmail.com> wrote:

> ... then a lot of the code ends up being compiled twice for no good reason.
>
> This popped up again as clang 15 emits a ton of warnings vs K&R funcs.
>
> I don't know how this works internally, is it really a big problem to sort
> out?
> I figured config(8) could generate a bunch of WITHOUT_ of similar, but I
> guess
> sys/modules/Makefile will have to be patched to support it, which it
> only does for some modules at the moment.
>
> I don't have any interest in working on it, so just bringing this up
> for interested.
>

Yea... it's on the list that config.ng would do... At one point modules and
kernel .o files were built differently which precluded a number of Makefile
hacks.

Warner

Warner

>