[Buildroot] [PATCH] Makefile: add help for linux-update-defconfig target

[Thomas Petazzoni]

Arnout,

On Mon, 06 Apr 2015 16:25:38 +0200, Arnout Vandecappelle wrote:

>  Here are the reasons:
> 
> - update-defconfig doesn't exist for all kconfig packages
> 
> - update-defconfig is preferred if it exists (for Linux I certainly see no
> reason to ever use update-config)
> 
> - documenting foo-update-defconfig would perhaps be better, but that's part of a
> bigger change that would completely remove all the specifics. When I did the
> 'make help' patches I started on that, but it turns out to be a bit more work so
> I dropped it in the end.

Hm, well, I'm still not highly convinced on how we handle this
per-package target help text. But anyway, applied, as it isn't that
worse than what we have today.

Thomas
-- 
Thomas Petazzoni, CTO, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com