// debugging
//-------------------------------------------------
// dump_timers - dump the current timer state
//-------------------------------------------------
void dump_timers()
{
machine().logerror("=============================================\n");
machine().logerror("Timer Dump: Time = {0}\n", time().as_string());
for (emu_timer timer = first_timer(); timer != null; timer = timer.next())
{
timer.dump();
}
machine().logerror("=============================================\n");
}
// timer helpers
//-------------------------------------------------
// timer_list_insert - insert a new timer into
// the list at the appropriate location
//-------------------------------------------------
public emu_timer timer_list_insert(emu_timer timer)
{
// disabled timers sort to the end
attotime expire = timer.enabled() ? timer.expire() : attotime.never;
// loop over the timer list
emu_timer prevtimer = null;
for (emu_timer curtimer = m_timer_list; curtimer != null; prevtimer = curtimer, curtimer = curtimer.next())
{
// if the current list entry expires after us, we should be inserted before it
if (curtimer.expire() > expire)
{
// link the new guy in before the current list entry
timer.m_prev = prevtimer;
timer.m_next = curtimer;
if (prevtimer != null)
{
prevtimer.m_next = timer;
}
else
{
m_timer_list = timer;
}
curtimer.m_prev = timer;
return(timer);
}
}
// need to insert after the last one
if (prevtimer != null)
{
prevtimer.m_next = timer;
}
else
{
m_timer_list = timer;
}
timer.m_prev = prevtimer;
timer.m_next = null;
return(timer);
}