[U-Boot] [U-Boot, 3/6] kbuild: sync top Makefile with Linux 3.18-rc1

[Tom Rini]

On Thu, Oct 30, 2014 at 11:06:11AM +0900, Masahiro Yamada wrote:

> Since Linux 3.15, relative path feature and related fixes,
> cleanups have been merged to the top Makefile.
> 
> The relative path feature looks stable enough, so let's import it
> to U-Boot along with various cleanups.
> 
> Commits imported from Linux (some need adjustment) are:
> 
> [1] commit 7e1c04779efd by Michal Marek
>   kbuild: Use relative path for $(objtree)
> 
> [2] commit 890676c65d69 by Michal Marek
>   kbuild: Use relative path when building in the source tree
> 
> [3] commit 9da0763bdd82 by Michal Marek
>   kbuild: Use relative path when building in a subdir of the source tree
> 
> [4] commit c2e28dc975ea by Michal Marek
>   kbuild: Print the name of the build directory
> 
> [5] commit 066b7ed95580 by Michal Marek
>   kbuild: Do not print the build directory with make -s
> 
> [6] commit 3f1d9a6cec01 by Michal Marek
>   kbuild: make -s should be used with kernelrelease/kernelversion/image_name
> 
> [7] commit 7ff525712acf by Masahiro Yamada
>   kbuild: fake the "Entering directory ..." message more simply
> 
> [8] commit 745a254322c8 by Masahiro Yamada
>   kbuild: use $(Q) for sub-make target
> 
> [9] commit aa55c8e2f7a3 by Masahiro Yamada
>   kbuild: handle C=... and M=... after entering into build directory
> 
> [10] commit ab7474ea5361 by Borislav Petkov
>   Kbuild: Ignore GREP_OPTIONS env variable
> 
> To use relative path feature, tools/Makefile and scripts/Makefile.autoconf
> must be tweaked.
> 
> Signed-off-by: Michal Marek <mmarek at suse.cz>
> Signed-off-by: Borislav Petkov <bp at suse.de>
> Signed-off-by: Masahiro Yamada <yamada.m at jp.panasonic.com>

Applied to u-boot/master, thanks!

-- 
Tom
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