public uint ChildWatchAdd(int pid, ChildWatchFunc watch_func)
{
this.watch_func = new ChildWatchFunc (watch_func);
/* We hold this proxy in an object field. Otherwise,
* the GC would collect the trampoline shortly after the
* invocation of g_child_watch_add(); this would crash
* the program later when Glib wants to call our defunct
* callback trampoline.
*/
watch_func_proxy = new GChildWatchFunc (watch_func_proxy_cb);
return g_child_watch_add (pid, watch_func_proxy, IntPtr.Zero);
}
static extern uint g_child_watch_add(int pid, GChildWatchFunc watch_func, IntPtr user_data);
