[Buildroot] Hint on switching between targets

[Fabio Estevam]

On Mon, Sep 19, 2016 at 5:35 PM, Peter Korsgaard <peter at korsgaard.com> wrote:

> Do you mean that you would like to keep some of the already built
> components when changing configuration? That isn't generally supported.

Yes, that's correct.

> If you know what you are doing and the two configurations are
> sufficiently similar (same arch/toolchain config) then it will work, but
> Buildroot will not warn you if you do something that doesn't make sense.
>
> If you just want to keep your warp7 output around while you build for
> wandboard you can use out-of-tree builds - E.G.
>
> make O=output-wandboard wandboard_defconfig
> cd output-wandboard && make

That helps, thanks.