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Re: [PATCH 2/2] kbuild: simplify GCC plugin build rules




On Fri, Jan 11, 2019 at 1:19 AM Masahiro Yamada
<yamada.masahiro@xxxxxxxxxxxxx> wrote:
>
> GCC-plugin is the only user of the shared library build rules in
> scripts/Makefile.host. Hence, those rules do not need to be treewide
> available.
>
> The build rules in scripts/Makefile.host are written in a too generic
> way. I guess the main reason is because commit 24403874316a ("Shared
> library support") revived the code ripped off by commit 62e2210798ed
> ("kbuild: drop shared library support from Makefile.host").
>
> Currently, every plugin is built from a single C file. So, all we need
> is a pattern rule to create %.so from %.c.

What'll it look like if we get a multi-file plugin in the future?
There are existing out-of-tree plugins that this change may make
porting more difficult...

-- 
Kees Cook