[Buildroot] Suggestion for Makefile to probably import BR2_CONFIG

[Toan Pham]

ping

On Jan 17, 2018 5:06 PM, "Toan Pham" <tpham3783 at gmail.com> wrote:

>
>
> Hi,
>
> I would like to make a suggestion on patching the main Makefile line:
>
> BR2_CONFIG = $(CONFIG_DIR)/.config
>
> to
>
> BR2_CONFIG ?= $(CONFIG_DIR)/.config
>
>
> The main reason for this patch is that it allows the configuration file to
> be specified from command argument.  For example, I would be able to build
> two different targets (even in parallel) with the following commands:
>
>
> make BR2_CONFIG=$PWD/myTarget1 O=output.target1
>
> make BR2_CONFIG=$PWD/myTarget2 O=output.target2
>
>
> Without the above patch, buildroot assumes that the config file is already
> saved under output.target{1,2}/.config and would fail if the file does not
> exist.  I find that the above patch is very valuable, please comment or
> make suggestion!
>
>
> thank you,
>
> TP
>
>
>
>
>
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