Re: [libgpiod][PATCH] build: allow building with pre-v5.5 kernel headers

[Bartosz Golaszewski <brgl@xxxxxxxx>]

On Fri, Nov 20, 2020 at 3:42 PM Michael Nosthoff <buildroot@xxxxxxxxxx> wrote:
>
> Hi Bartosz,
>
> On Friday, November 20, 2020 15:15 CET, Bartosz Golaszewski <brgl@xxxxxxxx> wrote:
>
> > From: Bartosz Golaszewski <bgolaszewski@xxxxxxxxxxxx>
> >
> > libgpiod v1.6 requires at least v5.5 linux kernel headers to build. This
> > is because several new symbols have been defined in linux v5.5. In order
> > to allow building with kernel headers v4.6 and on, let's check the
> > presence of the new symbols and redefine them if needed.
> >
>
> In the Buildroot Package (for 1.4.x) you set the dependency for headers to be at least 4.8. [1]
> Could this then be lowered or is there a mixup?
>
> Regards,
> Michael
>
> [1] https://git.busybox.net/buildroot/tree/package/libgpiod/Config.in
>

No, it's my mistake - it should say v4.8 in the patch, not v4.6.

Bartosz