[U-Boot] what means "obj- := __dummy__.o"?

[Robert P. J. Day]

On Sun, 15 May 2016, Robert P. J. Day wrote:

>
>   i'm feeling particularly stupid today in not understanding some of
> the things i'm running across. just tripped over this in
> board/spear/common/Makefile:
>
>   ...
>   ifdef CONFIG_SPL_BUILD
>   # necessary to create built-in.o
>   obj- := __dummy__.o                       <--- ??????
>   else
>   ...

  still curious about what that line means, as there are a small
number of them in the U-Boot source tree, and i've never seen anything
like it.

rday

-- 

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Robert P. J. Day                                 Ottawa, Ontario, CANADA
                        http://crashcourse.ca

Twitter:                                       http://twitter.com/rpjday
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