[no subject]

> If I place it in a pthread, I get a segmentation fault.
I'm not sure why you get this, a backtrace could clarify this.

> Using gtkmm1.2
What I say is based on gtkmm2, but it should apply to 1.2 as well.

> shall I use gthreads or can use pthreads (as I am doing 
> now?). What does glib add to pthreads?
The GThread package is portable (under Linux it uses pthreads), offers
a quite nice C++ interface and is probably more compatible to the
Glib/Gtk main loop (can't guarantee for that last one, though).

Leslie