TalGloz <glozmantal(at)gmail(dot)com> writes:
> I've searched information about my problem in the archives and on the
> internet, but it didn't help. I have this small myfunc.cpp
> [ that doesn't work ]
> 16: #ifdef PG_MODULE_MAGIC
> 17: PG_MODULE_MAGIC;
> 18: #endif
Hmm ... don't use an #ifdef there. If you don't have the macro defined,
you want to fail, not silently build an extension without it.
It's possible you need extern "C" { ... } around the macro, too.
regards, tom lane