[Buildroot] [PATCH resend] source-check: change behavior to check only selected packages / add source-check-all

[Luca Ceresoli]

Thomas De Schampheleire wrote:
> The original 'source-check' target first selects all packages, and then checks
> whether the package tarballs can be found. This is useful for Buildroot
> maintainers, but less useful for developers working on a specific project. The
> latter only care about the packages used in that project.
>
> This patch removes the allyesconfig dependency to source-check so that only
> selected packages are checked. The original behavior is moved to a new target
> 'source-check-all'.
>
> Signed-off-by: Thomas De Schampheleire<thomas.de.schampheleire at gmail.com>
>

Acked-by: Luca Ceresoli <luca at lucaceresoli.net>

Luca