[Python-Dev] test_ctypes failure on Mac OS X/PowerPC 10.3.9 (Panther)

Thomas Heller theller at python.net
Wed Jun 21 09:42:56 CEST 2006

Ronald Oussoren schrieb:
> On 20-jun-2006, at 20:50, Ronald Oussoren wrote:
>> On 20-jun-2006, at 20:06, Thomas Heller wrote:
>>> Trent Mick schrieb:
>>>> Thomas and others,
>>>> Has anyone else seen failures in test_ctypes on older Mac OS X/
>>>> PowerPC?
>>>> Results are below. This is running a build of the trunk from last
>>>> night:
>>>>     ./configure && make && ./python.exe Lib/test/test_ctypes.py
>>>> Note that the test does NOT fail on the Mac OS X/x86 10.4.6 box
>>>> that I have.
>>> It also works on 10.4.?? Power PC.  I guess the fix has to wait until
>>> I'm able to install 10.3 on my mac, I have the DVDs already but
>>> have not
>>> yet had the time.  If anyone is willing to give me ssh access to a
>>> 10.3
>>> box I can try to fix this earlier.
>> I had some problems with my 10.3-capable box, but happily enough it
>> decided to come alive again. I'm currently booted into 10.3.9 and
>> will have a look.
> It is a platform bug, RTLD_LOCAL doesn't work on 10.3. The following C 
> snippet fails with the same error as ctypes: FAIL: dlcompat: unable to 
> open this file with RTLD_LOCAL. This seems to be confirmed by this 
> sourcet test file from darwin: 
> http://darwinsource.opendarwin.org/10.4.1/dyld-43/unit-tests/test-cases/dlopen-RTLD_LOCAL/main.c. 

What does this mean?  Would it work with RTLD_GLOBAL, is there any other 
way to repair it, or does loading dylibs not work at all on Panther?


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