Re: [pygccxml-development] Compilation problem

[Gustavo C. <gjc...@gm...>]

On 04/06/2008, Vincent Ferries <vin...@gm...> wrote:
>
> I forgot two words (can't use copy/paste) .
> Here is the error.
>
> ImportError: /people/ferries/ferespost/unittests/ferespost.so: undefined
> symbol:
> _ZTIN7postLib7nastran8dataBaseE
>
> Any idea of the source of the problem?


$ c++filt -t _ZTIN7postLib7nastran8dataBaseE
typeinfo for postLib::nastran::dataBase

See:

http://www.dbforums.com/archive/index.php/t-352689.html

In which they say one of the possible reasons is the class missing the
implementation of a virtual method.

Thanks in advance.
>
>
> 2008/6/4, Vincent Ferries <vin...@gm...>:
> > Ok, I have it working now, just a problem writting the lib name.
> > But when I try to launch it with the simplest possible example :
> >
> > import ferespost
> >
> > dataBase = ferespost.dataBase()
> >
> >
> > I get the following error :
> >
> > Traceback (most recent call last):
> >   File "test.py", line 1, in ?
> >     import ferespost
> > ImportError: /people/ferries/ferespost/unittests/ferespost.so:
> > _ZTIN7postLib7nastran8dataBaseE
> >
> > Any idea of what's going wrong?
> >
> > This dataBase is defined in the generated .cpp file as
> > postLib::nastran::dataBase
> >
> > 2008/6/4, Vincent Ferries <vin...@gm...>:
> >> Here is the output :
> >>
> >> scons: Reading SConscript files ...
> >> scons: done reading SConscript files.
> >> scons: Building targets ...
> >> g++ -o generated/ferespost.os -c -fPIC -I/usr/lib -I. -ISRC
> >> -I/usr/include/python2.4 generated/ferespost.cpp
> >> scons: done building targets.
> >>
> >>
> >> I don't understand why ferespost.os is in the generated command line,
> >> nor why the .so isn't generated.
> >>
> >> 2008/6/4, Roman Yakovenko <rom...@gm...>:
> >>> On Wed, Jun 4, 2008 at 1:42 PM, Vincent Ferries
> >>> <vin...@gm...> wrote:
> >>>> Yes, but in my case it's called .os and not .so and it doesn't
> >>>> correspond to a share library (see the file command result).
> >>>> I've double looked  my scontruct file and don't catch the error.
> >>>
> >>> This is what I missed. I guess for some reason "link" step didn't run.
> >>> Can you post scons output?
> >>>
> >>>
> >>> --
> >>> Roman Yakovenko
> >>> C++ Python language binding
> >>> http://www.language-binding.net/
> >>>
> >>
> >
>
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-- 
Gustavo J. A. M. Carneiro
INESC Porto, Telecommunications and Multimedia Unit
"The universe is always one step beyond logic." -- Frank Herbert