Dynamic Loading of Class Implementation at Runtime.

[Ruslan Shevchenko]

Alexandre Oliva wrote:

> On Dec 10, 1998, Benjamin Scherrey <scherrey@gte.net> wrote:
>
> > information on how to load, at runtime, from a shared library, the
> > implementation of a class (or its subclass) and then be able to unload
> > it and load a new implementation.
>
> I don't quite understand.  There's no important difference between the
> implementation of C functions and C++ methods, from the point of view
> of a shared library.  The only relevant difference is that C++
>

  mangling.

   in C I know, that object symbol name is '_' + C-source name.

 in C++ -- not.


> libraries may contain dynamic initialization, and destructors of
> dynamically initialized objects won't be run when the library is
> unloaded, only when the program terminates (and thus the program will
> probably crash :-(
>
> --
> Alexandre Oliva  http://www.dcc.unicamp.br/~oliva  aoliva@{acm.org}
> oliva@{dcc.unicamp.br,gnu.org,egcs.cygnus.com,samba.org}
> Universidade Estadual de Campinas, SP, Brasil