void fonction_bidon (gpointer data)
{
  g_exception_try (GNOME_TYPE_FOO_EXCEPTION, fonction_bidon_catch_exception_foo,
                   NULL,
                   fonction_bidon_finally);

  fonction_qui_throw (data);

  g_exception_flush ();
}

void fonction_qui_throw (gpointer data)
{
  if (data == NULL) {
    g_exception_throw (gnome_foo_exception_new (GNOME_TYPE_FOO_EXCEPTION_ERROR, "Pas bien !"));
 }

 g_debug ("lol");
}

void fonction_bidon_catch_foo_exception (GException e, gpointer data)
{
  g_debug ("zut");
}

void fonction_bidon_finally (gpointer data)
{
  g_debug ("kikoo");
}