[U-Boot] Swig now required to build U-Boot?

[Stephen Warren]

On 12/08/2017 05:04 PM, Simon Glass wrote:
> Hi Stephen,
> 
> On 8 December 2017 at 16:57, Stephen Warren <swarren at wwwdotorg.org> wrote:
>> On 12/08/2017 04:53 PM, Simon Glass wrote:
>>>
>>> Hi Stephen,
>>>
>>> On 8 December 2017 at 16:28, Stephen Warren <swarren at wwwdotorg.org> wrote:
>>>>
>>>> Simon,
>>>>
>>>> Is it expected that the latest u-boot-dm.git master branch now requires
>>>> swig? All the non-sandbox builds on my test systems are failing:
>>>>
>>>>     CHK     include/config/uboot.release
>>>>     CHK     include/generated/timestamp_autogenerated.h
>>>>     GEN     ./Makefile
>>>>     UPD     include/generated/timestamp_autogenerated.h
>>>>     CHK     include/config.h
>>>>     CFG     u-boot.cfg
>>>>     SHIPPED scripts/dtc/pylibfdt/libfdt.i
>>>>     PYMOD   scripts/dtc/pylibfdt/_libfdt.so
>>>> unable to execute 'swig': No such file or directory
>>>> error: command 'swig' failed with exit status 1
>>>> make[4]: *** [scripts/dtc/pylibfdt/_libfdt.so] Error 1
>>>> make[3]: *** [scripts/dtc/pylibfdt] Error 2
>>>> make[2]: *** [scripts/dtc] Error 2
>>>> make[1]: *** [scripts] Error 2
>>>> make[1]: *** Waiting for unfinished jobs....
>>>
>>>
>>> Yes, unless we have a very recent libfdt on the system (and even then
>>> I'm not sure that it is picked up). We need swig to build pylibfdt
>>> which is needed for binman.
>>
>>
>> Which version of swig is required? (Perhaps the makefile could check for the
>> required minimum version and bail out early with a mesage, like it does for
>> dtc and gcc?)
>>
>> I have 2.0.11 available in the distro package repository, but I see that
>> 3.0.x exists on swig.org. I hope I can get away with installing the standard
>> OS package.
> 
> Yes v2 should be fine.

OK, installing the swig and python-dev packages made the builds work. I 
do see test failures on Beaver and Jetson TK1 (but not other boards), 
but I probably won't be able to look at those until Monday, and the 
tests haven't finished yet so I can't grab the logs.