void CScheduler::WakeTask (CTask **ppTask)
{
assert (ppTask != 0);
CTask *pTask = *ppTask;
*ppTask = 0;
#ifdef NDEBUG
if ( pTask == 0
|| pTask->GetState () != TaskStateBlocked)
{
CLogger::Get ()->Write (FromScheduler, LogPanic, "Tried to wake non-blocked task");
}
#else
assert (pTask != 0);
assert (pTask->GetState () == TaskStateBlocked);
#endif
pTask->SetState (TaskStateReady);
}
unsigned CScheduler::GetNextTask (void)
{
unsigned nTask = m_nCurrent < MAX_TASKS ? m_nCurrent : 0;
for (unsigned i = 1; i <= m_nTasks; i++)
{
if (++nTask >= m_nTasks)
{
nTask = 0;
}
CTask *pTask = m_pTask[nTask];
if (pTask == 0)
{
continue;
}
switch (pTask->GetState ())
{
case TaskStateReady:
return nTask;
case TaskStateBlocked:
continue;
case TaskStateTerminated:
RemoveTask (pTask);
delete pTask;
return MAX_TASKS;
default:
assert (0);
break;
}
}
return MAX_TASKS;
}