I added your problem as unit test to pybindgen, but it just works as expected:
http://bazaar.launchpad.net/~gjc/pybindgen/trunk/revision/681 2009/8/19 Ben Fitzpatrick <bfitzpatr...@vtiinstruments.com> > Hi everyone, > > > > The messages below are from quite a bit ago. I didn’t respond then because > the unit tests weren’t passing for me, and I wanted to try and make them > pass…. But then I got pulled off on another project. I’ve recently had some > time to work on this again, and I got all the tests involving annotations to > work (there’s still a couple tests that don’t pass, involving > get_simple_map, but they don’t look super-vital). > > > > I finally got my pure virtual class wrapped and compiled, and it is > instantiatable and seems to work, but one of my functions is missing. Here’s > the code: > > > > class pure_virtual_class > > { > > public: > > // -#- @foobaz(transfer_ownership=true, direction=out) -#- > > virtual int get_value(int* foobaz) = 0; > > virtual int set_value(int foobaz); > > > > // -#- @return(caller_owns_return=true) -#- > > static pure_virtual_class* Create(); > > virtual ~pure_virtual_class() {}; > > } > > > > class non_virtual_class : public pure_virtual_class > > { > > public: > > non_virtual_class(); > > ~non_virtual_class(); > > // -#- @foobaz(transfer_ownership=true, direction=out) -#- > > int get_value(int* foobaz); > > int set_value(int foobaz); > > > > private: > > int internal_state; > > int utility_function(int foobaz); > > } > > > > And the Create method does this: > > pure_virtual_class* pure_virtual_class::Create() > > { > > return static_cast<pure_virtual_class*>(new non_virtual_class()); > > } > > > > So, I got rid of all the gccxml warnings on the code (except for the one > indicating that the class pure_virtual_class was pure virtual…), and it > compiles just fine, and the Create function even works… but the get_value > function doesn’t appear when I dir the class. Set_value appears and seems to > work, so why not get? Any ideas? > > > > I’m on a clean Debian Etch install (virtual machine), using GCC 4.3.2, > Python 2.5.2, gccxml 0.9. > > > > Thanks, > > Ben Fitzpatrick > > > > > > > > *From:* > cplusplus-sig-bounces+bfitzpatrick=vtiinstruments....@python.org[mailto: > cplusplus-sig-bounces+bfitzpatrick <cplusplus-sig-bounces%2Bbfitzpatrick>= > vtiinstruments....@python.org] *On Behalf Of *Gustavo Carneiro > *Sent:* Tuesday, June 23, 2009 6:52 PM > *To:* Development of Python/C++ integration > *Subject:* Re: [C++-sig] Pybindgen/pygccxml integration > > > > > > 2009/6/23 Ben Fitzpatrick <bfitzpatr...@vtiinstruments.com> > > Gustavo Carneiro wrote: > > > > 2009/6/23 Ben Fitzpatrick <bfitzpatr...@vtiinstruments.com <mailto: > bfitzpatr...@vtiinstruments.com>> > > Thanks for the suggestions! > > I tried the first one, just as a test. I'd like to do the second > programatically if I can, but I just wanted to make sure > annotations were going to fix this. It still seems to be giving me > the same error: > (...)/pure_virtual.h:5: WrapperWarning: Parameter 'int * value' > error (used in int pure_virtual_class::get_value(int * value) > [member function]): > <pybindgen.typehandlers.base.TypeConfigurationError instance at > 0xb780326c> > > virtual int get_value(int* value) = 0; > > Here is what I changed my code to: > > // -#- @value(transfer_ownership=true) -#- > > virtual int get_value(int* value)=0; > > > Apart from the blank line, seems OK. Do you get a "unused annotation" > warning? > > > That's odd, there wasn't a blank line in my original email. There certainly > isn't one in the file. > I do not get an unused annotation warning, or anything to suggest it > noticed my annotation in the slightest. I am using Python2.4 on Debian Etch, > with Pygccxml 0.9.5. The Python's a bit old, but everything else has been > compiled or installed manually. > > > Well, with Python 2.5 it prints TypeConfigurationError('some message'), > which is rather more helpful. You are not seeing the full error message, > just the (vague) exception type. > > And did you run the unit tests (./waf check) ? If the unit tests pass, > annotations supposedly are working... > > > > > > _______________________________________________ > Cplusplus-sig mailing list > Cplusplus-sig@python.org > http://mail.python.org/mailman/listinfo/cplusplus-sig > > > > > -- > Gustavo J. A. M. Carneiro > INESC Porto, Telecommunications and Multimedia Unit > "The universe is always one step beyond logic." -- Frank Herbert > > _______________________________________________ > Cplusplus-sig mailing list > Cplusplus-sig@python.org > http://mail.python.org/mailman/listinfo/cplusplus-sig > -- Gustavo J. A. M. Carneiro INESC Porto, Telecommunications and Multimedia Unit "The universe is always one step beyond logic." -- Frank Herbert
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