[Zope] Re: Zope 2.8.4+Latest cygwin installation

[Tres Seaver]

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Pascal Peregrina wrote:
> Ok, in case anyone is interested, this nasty code change made it :
> 
> In Zope-2.8.4-final/lib/python/ZODB/serialize.py:
> 
> Change :
>         return klass.__new__(klass, *args)
> 
> To :
>         try:
>             result=klass.__new__(klass, *args)
>         except TypeError:
>             result=Persistent.__new__(klass, *args)
> 
>         return result


I think Jim is the only one who could explain what you see.  I can't
even find the place in the code which generates that error:

$ find . -name "*.py" -o -name "*.c" | xargs grep "is not safe"
./RestrictedPython/RCompile.py:    The UNPACK_SEQUENCE opcode is not
safe because it extracts
./zope/security/untrustedpython/builtins.py:    # It's better to say
what is safe than it say what is not safe
./ZODB/tests/testmvcc.py:It is not safe, however, to read the current
revision of "a" because
$



> 
> Pascal
> 
> -----Message d'origine-----
> De : zope-bounces at zope.org [mailto:zope-bounces at zope.org] De la part de Pascal Peregrina
> Envoyé : jeudi 15 décembre 2005 12:51
> À : zope at zope.org
> Objet : RE: [Zope] Zope 2.8.4+Latest cygwin installation
> 
> Ok, just found it has already been reported several months ago, even with python 2.3.x: 
> http://www.zope.org/Collectors/Zope/1725
> 
> Does someone know of any kind of temporary workaround for this ?
> 
> Thanks !
> 
> Pascal
> 
> -----Message d'origine-----
> De : zope-bounces at zope.org [mailto:zope-bounces at zope.org] De la part de Pascal Peregrina
> Envoyé : jeudi 15 décembre 2005 12:25
> À : zope at zope.org
> Objet : [Zope] Zope 2.8.4+Latest cygwin installation
> 
> Hi,
> 
> I would like to know if anyone has been able to compile and run Zope
> 2.8.4 with Cygwin.
> 
> I just installed cygwin with latest stable packages.
> 
> I compiled python 2.4.2 (I know, not the supported version, so I am
> about to try 2.3.5 now)
> I had issues with the socket module, and from google I applied a
> workaround that worked fine :
> in Modules/socketmodule.c
> Change :
> #if defined(__sgi) && !defined(INET_ADDRSTRLEN)
> #define INET_ADDRSTRLEN 16
> #endif
> To :
> /*#if defined(__sgi) && !defined(INET_ADDRSTRLEN)*/
> #define INET_ADDRSTRLEN 16
> /*#endif*/
> 
> I made several python tests and all looks fine.
> 
> Then I compiled Zope 2.8.4 without any issue.
> 
> But when I run it, I get this error:
> 
> Site Error
> An error was encountered while publishing this resource. 
> 
> exceptions.TypeError
> 
> Sorry, a site error occurred.
> 
> Traceback (innermost last): 
> 
> Module ZPublisher.Publish, line 187, in publish_module_standard 
> Module Products.Localizer, line 58, in new_publish 
> Module ZPublisher.Publish, line 144, in publish 
> Module Zope2.App.startup, line 174, in zpublisher_exception_hook 
> Module App.ZApplication, line 60, in __bobo_traverse__ 
> Module UserDict, line 17, in __getitem__ 
> Module ZODB.Connection, line 704, in setstate 
> Module ZODB.Connection, line 760, in _setstate 
> Module ZODB.serialize, line 495, in setGhostState 
> Module ZODB.serialize, line 488, in getState 
> Module ZODB.serialize, line 436, in _persistent_load 
> Module ZODB.Connection, line 208, in get 
> Module ZODB.serialize, line 482, in getGhost 
> TypeError: Acquirer.__new__(Application) is not safe, use
> Persistence.Persistent.__new__()
> 
> Does anyone know what I can do ?
> 
> Thanks a lot.

- --
===================================================================
Tres Seaver          +1 202-558-7113          tseaver at palladion.com
Palladion Software   "Excellence by Design"    http://palladion.com
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