[PATCH v3 01/16] Makefile: detect HOST_ARCH properly when CROSS_COMPILE is multi-word

[Jerome Forissier]

Hello Simon,

On 9/6/24 17:02, Simon Glass wrote:
> Hi Jerome,
> 
> On Tue, 3 Sept 2024 at 02:38, Jerome Forissier
> <jerome.forissier at linaro.org> wrote:
>>
>> When CROSS_COMPILE contains multiple words, HOST_ARCH is not properly
>> detected and the sandbox build fail. It typically happens when using
>> ccache. For example:
>>
>>  $ make sandbox_defconfig
>>  $ make CROSS_COMPILE="ccache x86_64-linux-gnu-" \
>>         CC="ccache x86_64-linux-gnu-gcc"
>>  [...]
>>  In file included from boot/bootmeth_efi.c:16:
>>  include/efi_default_filename.h:33:2: error: #error Unsupported UEFI architecture
>>     33 | #error Unsupported UEFI architecture
>>        |  ^~~~~
>>
>> A similar error occurs when the build is done via buildman and
>> ~/.buildman contains:
>>
>>   [toolchain-wrapper]
>>   wrapper = ccache
>>
>> Fix the issue by considering only the last word in $(CROSS_COMPILE).
>>
>> Signed-off-by: Jerome Forissier <jerome.forissier at linaro.org>
>> Reviewed-by: Peter Robinson <pbrobinson at gmail.com>
>> Reviewed-by: Ilias Apalodimas <ilias.apalodimas at linaro.org>
>> Reviewed-by: Peter Robinson <pbrobinson at gmail.com>
>> ---
>>  Makefile | 2 +-
>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/Makefile b/Makefile
>> index f90e48f58a5..dc7bdd79420 100644
>> --- a/Makefile
>> +++ b/Makefile
>> @@ -21,7 +21,7 @@ include include/host_arch.h
>>  ifeq ("", "$(CROSS_COMPILE)")
>>    MK_ARCH="${shell uname -m}"
>>  else
>> -  MK_ARCH="${shell echo $(CROSS_COMPILE) | sed -n 's/^[[:space:]]*\([^\/]*\/\)*\([^-]*\)-[^[:space:]]*/\2/p'}"
>> +  MK_ARCH="${shell echo ${lastword $(CROSS_COMPILE)} | sed -n 's/^[[:space:]]*\([^\/]*\/\)*\([^-]*\)-[^[:space:]]*/\2/p'}"
>>  endif
>>  unexport HOST_ARCH
>>  ifeq ("x86_64", $(MK_ARCH))
>> --
>> 2.40.1
>>
> 
> I've lost track of this, but did you pull in [1] first?

Oops! No I didn't :-/ In fact I could not find the reference to the patch
in your initial email, then I forgot about it.
Would you like me to resend the whole series as v4 with your patch included?

> 
> Regards,
> Simon
> 
> [1] https://patchwork.ozlabs.org/project/uboot/patch/20240815195746.749042-2-sjg@chromium.org/

Thanks,
-- 
Jerome