[OE-core] Error compiling Boost with Python support on 64-bit host for 32-bit target.

[Tasslehoff Kjappfot]

On 04/24/2012 11:44 AM, Richard Purdie wrote:
> On Tue, 2012-04-24 at 23:02 +0200, Tasslehoff Kjappfot wrote:
>> boost.inc:
>>
>> # To enable python, uncomment the following:
>> #BOOST_LIBS += "python"
>> #DEPENDS += "python"
>> #PYTHON_ROOT = "${STAGING_DIR_HOST}/${prefix}"
>> #PYTHON_VERSION = "2.5"
>>
>> If this is uncommented, stuff fails with messages like:
>>
>> | ...failed gcc.compile.c++
>> bin.v2/libs/python/build/69ffc88faf507005827aa061bd65b9bd/wrapper.o...
>> | gcc.compile.c++
>> bin.v2/libs/python/build/69ffc88faf507005827aa061bd65b9bd/import.o
>> | In file included from
>> /src/openembedded/build/tmp-angstrom_v2012_05-eglibc/sysroots/x86_64-linux/usr/include/python2.7/Python.h:58:0,
>> |                  from ./boost/python/detail/wrap_python.hpp:142,
>> |                  from ./boost/python/detail/prefix.hpp:13,
>> |                  from ./boost/python/ssize_t.hpp:9,
>> |                  from ./boost/python/object.hpp:8,
>> |                  from ./boost/python/import.hpp:8,
>> |                  from libs/python/src/import.cpp:6:
>> |
>> /src/openembedded/build/tmp-angstrom_v2012_05-eglibc/sysroots/x86_64-linux/usr/include/python2.7/pyport.h:849:2:
>> error: #error "LONG_BIT definition appears wrong for platform (bad
>> gcc/glibc config?)."
>>
>> I have problems figuring out how to solve this (other than by
>> reinstalling Ubuntu 32-bit).
> You have to wonder why its looking in the native sysroot and not the
> target one. It would probably find better values in the target one...
>
> Cheers,
>
> Richard
> d-core
I thought so too, but I wasn't able to convince it to do so. Will have 
to try harder :)