[OE-core] Problem with buildtools-tarball / nativesdk-ncurses / nativesdk-python

[Mark Hatle]

On 6/19/13 10:27 AM, Mark Hatle wrote:
> On 6/19/13 2:56 AM, Richard Purdie wrote:
>> On Tue, 2013-06-18 at 21:05 -0500, Mark Hatle wrote:
>>> My host system's python version is too old due to the recent changes.  So I
>>> built a temporary python 2.7.3 version.  Built the 'buildtools-tarball' and then
>>> installed it.  When I switch to the included python it no longer works.
>>>
>>> I did some digging, the problem in the end is related to ncurses within the
>>> nativesdk.
>>>
>>> Running the following:
>>>     py_v26_check=`python -c 'import sys; print sys.version_info >= (2,6,3)'`
>>> which python
>>> echo "$py_v26_check" | od -c
>>>     if [ "$py_v26_check" != "True" ]; then
>>>             echo "BitBake requires Python 2.7.3 or later"
>>>             exit 1
>>>     fi
>>>
>>> You can see the difference in behavior:
>>>
>>> TERM=xterm
>>>
>>> /home/lmhatle/build-qemux86_64-2/buildtools/sysroots/x86_64-wrlinuxsdk-linux/usr/bin/python
>>> 0000000 033   [   ?   1   0   3   4   h   T   r   u   e  \n
>>> 0000015
>>> BitBake requires Python 2.7.3 or later
>>>
>>> -----
>>>
>>> TERM=vt100
>>>
>>> /home/lmhatle/build-qemux86_64-2/buildtools/sysroots/x86_64-wrlinuxsdk-linux/usr/bin/python
>>> 0000000   T   r   u   e  \n
>>> 0000005
>>>
>>> -----
>>>
>>> So as you can see specifying a different terminal type is happily changing the
>>> output of python.  When I use my locally built version, I don't get the same
>>> behavior.  I always get the second version.
>>>
>>> So is there a problem with the nativesdk python, nativesdk ncurses or???
>>>
>>> (I've not yet filed a bug on this, but I will if I can't figure it out soon.)
>>
>> We've seen this issue but I thought we'd fixed it.
>>
>> Which version of master did you do this with? This was supposed to be
>> fixed by
>> http://git.yoctoproject.org/cgit.cgi/poky/commit/?id=c281cd149bdbce29fc69cb34c65c4295cfed2060 and http://git.yoctoproject.org/cgit.cgi/poky/commit/?id=534c4d0f1e287d0ac82504b273a5497d3457582a
>
> I have verified that I have both patches applied.  I will continue debugging and
> work on the strace next...
>
> FYI this is a x86_64 - CentOS 6.4 machine if it matters..

I reverified, I had the patch in my -git tree-, but it wasn't in my master 
branch.  I must have checked out when it was somewhere, but not yet in master.

I'm currently rechecking everything.

--Mark

>> If you're still having problems, please strace the above python command
>> and see where its looking for terminfo...
>>
>> Cheers,
>>
>> Richard
>>
>>
>
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