signal_handler::handler_function_type
signal_handler::handler(signed signo, handler_function_type new_handler)
{
TRACE("hugh::support::signal_handler::handler(set)");
handler_function_type old_handler(handler_map[signo]);
if (new_handler) {
handler_map[signo] = new_handler;
}
return old_handler;
}
int KXErrorHandler::handle(Display *dpy, XErrorEvent *e)
{
if(dpy == display
// e->serial >= first_request , compare like X timestamps to handle wrapping
&& NET::timestampCompare(e->serial, first_request) >= 0)
{ // it's for us
// qDebug( "Handling: %p", static_cast< void* >( this ));
if(user_handler1 != NULL && user_handler1(e->request_code, e->error_code, e->resourceid))
was_error = true;
if(user_handler2 != NULL && user_handler2(dpy, e) != 0)
was_error = true;
else // no handler set, simply set that there was an error
was_error = true;
return 0;
}
// qDebug( "Going deeper: %p", static_cast< void* >( this ));
return old_handler(dpy, e);
}
