bareboxenv-target

[Ahmad Fatoum]

Hello Renaud,

On 28.10.20 12:09, Barbier, Renaud wrote:
> I am building bareboxenv-target for a  cortex-A9 board (not present upstream) with gcc 9.3.0 and got this error:
> 
> arm-oe-linux-gnueabi-gcc -Wp,-MMD,scripts/.bareboxenv-target.d -Wall -Wmissing-prototypes -Wstrict-prototypes -O2 -fomit-frame-pointer -std=gnu89  -I /mnt/projects/all/openware-core/home/renaud/sandbox/bootloader/barebox-rebase/scripts/include      -o scripts/bareboxenv-target scripts/bareboxenv-target.c
> In file included from scripts/bareboxenv-target.c:1:
> scripts/bareboxenv.c:17:10: fatal error: stdio.h: No such file or directory
>    17 | #include <stdio.h>
>       |          ^~~~~~~~~
> 
> 
> It looks like sysroot is missing as when I add to scripts/Makefile:
> ifdef SDKTARGETSYSROOT
>     userccflags += --sysroot=$(SDKTARGETSYSROOT)
> endif
> 
> It builds.
> 
> Not much came out from search on google but one thread that refers to this problem when building with Yocto.
> 
> Could it it be related to  how our toolchain got build?

Just ran into the same issue. Cause is as Roland describes the lack of --sysroot
as default and that it comes in via $CC, which Kbuild doesn't expect.

I guess this would break building kernel host tools too or how do they solve it?

Cheers,
Ahmad

> 
> Cheers,
> Renaud
> 
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> 

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