Re: [pygccxml-development] templates (again)

[Neal B. <ndb...@gm...>]

On Thursday 31 August 2006 4:58 am, Matthias Baas wrote:
> Neal Becker wrote:
> > // file test.h
> > #include <boost/numeric/ublas/vector.hpp>
> > using namespace boost::numeric::ublas;
> >
> > typedef vector<int> vector_int;
> >
> > # File: test_setup.py
> > from pypp_api import *
> >
> > mod = ModuleBuilder(
> >     headerFiles = "test.h",
> >     moduleName = "test"
> > )
> >
> > root = mod.parse()
> > root.Class("vector_int").expose()
> >
> > mod.writeModule()
> >
> > result:
> > [...]
> >     raise RuntimeError, "Query produced no results (filter: %s)"%filter
> > RuntimeError: Query produced no results (filter: (name=='vector_int') &
> > (type==CLASS) & (parent=='::'))
>
> Well, I have never wrapped templates so far. This part of pypp_api was
> written by Allen. You are not using the Template() method, so I don't
> know if this could already work or not. Or maybe the result is empty
> because you are actually querying for a typedef instead of a class...?
> Try Decl() instead of Class():
>
> root.Decl("vector_int").expose()
>
>

OK.  This time no error, but no code generated either!
// This file has been generated by Py++.

#include "boost/python.hpp"

#include "test.h"

namespace bp = boost::python;

BOOST_PYTHON_MODULE(test){

}
---test.h
#include <boost/numeric/ublas/vector.hpp>
typedef boost::numeric::ublas::vector<int> vector_int;

inline void instantiate() {
  sizeof (vector_int);
}

# File: pypp_setup.py

from pypp_api import *

mod = ModuleBuilder(
    headerFiles = "test.h",
    moduleName = "test"
)

root = mod.parse()
root.Decl("vector_int").expose()

mod.writeModule()