Re: [patch] Re: Disable -lmcheck when Python has threads (Re: [BUG] gdb crash when "python import gtk")

[Khoo Yit Phang <khooyp at cs dot umd dot edu>]

Hi,

On Aug 30, 2012, at 2:21 PM, Jan Kratochvil wrote:

> On Thu, 30 Aug 2012 20:05:01 +0200, Khoo Yit Phang wrote:
>> 1) I reverted python-config.py and used a different method to test for
>> threads ("python -m threading");
> 
> Unfortunately it does not work for me with python-2.7, only with python-3.3,
> tested on Fedora 18 x86_64:
> 
> $ python3 -m threading;echo $?
> 0
> $ python3 -m threadin;echo $?
> /usr/bin/python3: No module named threadin
> 1
> 
> but:
> 
> $ python2 -m threading;echo $?
> Traceback (most recent call last):
>  File "/usr/lib64/python2.7/runpy.py", line 162, in _run_module_as_main
>    "__main__", fname, loader, pkg_name)
>  File "/usr/lib64/python2.7/runpy.py", line 72, in _run_code
>    exec code in run_globals
>  File "/usr/lib64/python2.7/threading.py", line 985, in <module>
>    _test()
>  File "/usr/lib64/python2.7/threading.py", line 969, in _test
>    Q = BoundedQueue(QL)
>  File "/usr/lib64/python2.7/threading.py", line 912, in __init__
>    self.queue = deque()
> NameError: global name 'deque' is not defined
> 255
> 
> python3-3.3.0-0.3.b2.fc18.x86_64
> python-2.7.3-13.fc18.x86_64
> 
> GDB moveover currently is not compatible with python3.x at all.
> 
> I do not know much Python but I would guess thread-less Pythons are rare,
> aren't they?  There would be also a possibility to assume Python is threaded,
> if one already links with Python.

That's strange, it works for me under Ubuntu 11.04 with Python 2.7.1 and RHEL5 with Python 2.6.6. I suppose it would be easier to just assume Python is threaded, this new patch does that. I'll check it in if it looks alright.

Thanks,

Yit
August 30, 2012

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