[Buildroot] [PATCH] Config.in: add symbols for BR2_HOST_GCC_AT_LEAST_X_Y

[Arnout Vandecappelle <arnout@mind.be>]

 Sorry, forgot to add -v4.

 Regards,
 Arnout

On 31-12-15 01:34, Arnout Vandecappelle (Essensium/Mind) wrote:
> From: Arnout Vandecappelle <arnout@mind.be>
> 
> Some host packages need a recent gcc version. Add symbols to Config.in
> to specify the HOSTCC version. The values are passed through the
> environment, and this environment is generated in a new support script.
> 
> Also update the documentation to mention the new symbols.
> 
> [Thomas: simplify by using only make logic instead of an external
> shell script.]
> 
> Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>
> Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
> ---
> v4: Further simplification by Arnout: no post-processing is needed for
>     4.X versions if we keep the space in "4 9". Also use extended regex
>     to simplify the sed script a little.
> v3: Alternative version by Thomas that removes the external shell
>     script.
> v2: Use a single environment variable and select statements (Yann)
>     This makes the shell script ridiculously simple. I've tried to move
>     it to the Makefile, but then all the additional quoting etc. makes
>     it complicated again.
[snip]

-- 
Arnout Vandecappelle                          arnout at mind be
Senior Embedded Software Architect            +32-16-286500
Essensium/Mind                                http://www.mind.be
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