Re: [PATCH 1/1] lib/vsprintf: Add support for printing V4L2 and DRM fourccs

Jani Nikula
2020-04-03T06:37:26Z

On Thu, 02 Apr 2020, Joe Perches <joe@perches.com> wrote:
> On Thu, 2020-04-02 at 11:34 +0300, Jani Nikula wrote:
>> Or could we conceive of a way to make this locally extensible yet safe,
>> letting callers use something like %{foo}, as well as providing a
>> locally relevant function to do the conversion?
>
> No. printf validation would be broken.

I tossed the idea on a whim, and thinking further I could probably come
up with a number of challenges, but care to elaborate on what you see as
the problem in validation?

BR,
Jani.

--
Jani Nikula, Intel Open Source Graphics Center