[Buildroot] [PATCH v2 2/2] [RFC] package/pkg-waf.mk: mimic selection of host-waf

[Carlos Santos]

> From: "Thomas Petazzoni" <thomas.petazzoni at bootlin.com>
> To: "Carlos Santos" <casantos at datacom.com.br>
> Cc: "buildroot" <buildroot at buildroot.org>, "Yann Morin" <yann.morin.1998 at free.fr>
> Sent: Sexta-feira, 21 de dezembro de 2018 13:34:30
> Subject: Re: [Buildroot] [PATCH v2 2/2] [RFC] package/pkg-waf.mk: mimic selection of host-waf

> Hello,
> 
> On Thu, 20 Dec 2018 22:22:21 -0200, Carlos Santos wrote:
>> Since host-waf's Config.in.host is blind, it is not possible to select
>> it in the configuration menu. There are two possible solutions for this
>> problem:
>> 
>> - Add "select BR2_PACKAGE_HOST_WAF" to package/mpv/Config.in (currently
>>   only mpv requires host-waf). Also, document that BR2_PACKAGE_HOST_WAF
>>   must be selected when <PKG>_NEEDS_EXTERNAL_WAF is YES.
>> 
>> - Set BR2_PACKAGE_HOST_WAF to 'y' in the waf-package macro. This one is
>>   simpler because it does not require changing anything else.
>> 
>> Signed-off-by: Carlos Santos <casantos at datacom.com.br>
> 
> I understand the idea that doing this avoids repeating a "select
> BR2_PACKAGE_HOST_WAF" in all packages using host-waf. However, I don't
> think we want to go down the route of setting those variables from the
> make logic. I don't have a very strong argument to defend this
> position, but to me it looks more logical that we continue to use
> kconfig-level "select" to enable those config options.

Thanks for reviewing this.

So we need to make mpv select BR2_PACKAGE_HOST_WAF, right?

-- 
Carlos Santos (Casantos) - DATACOM, P&D