public bool BuildFast(string projectDir, int processorCount)
{
Process[] slots = new Process[processorCount];
using (var sw = new StreamWriter(Path.Combine(projectDir, "build.log")))
{
foreach (var task in CompileTasks)
{
int firstEmptySlot;
for (;;)
{
firstEmptySlot = Enumerable.Range(0, slots.Length).FirstOrDefault(i => slots[i]?.HasExited != false);
if (slots[firstEmptySlot]?.HasExited == false)
{
WaitForMultipleObjects(slots.Length, slots.Select(s => s.Handle).ToArray(), false, Timeout.Infinite);
continue;
}
break;
}
if (slots[firstEmptySlot] != null && slots[firstEmptySlot].ExitCode != 0)
{
// Wait for other tasks completion
IntPtr[] remaining = slots.Where(s => s?.HasExited == false).Select(s => s.Handle).ToArray();
WaitForMultipleObjects(remaining.Length, remaining, true, Timeout.Infinite);
return false; //Exited with error
}
slots[firstEmptySlot] = task.Start(projectDir, firstEmptySlot, sw);
}
IntPtr[] remainingProcesses = slots.Where(s => s?.HasExited == false).Select(s => s.Handle).ToArray();
WaitForMultipleObjects(remainingProcesses.Length, remainingProcesses, true, Timeout.Infinite);
foreach (var slot in slots)
{
if (slot != null && slot.ExitCode != 0)
return false; //Exited with error
}
foreach (var task in OtherTasks)
{
var proc = task.Start(projectDir, 0, sw);
proc.WaitForExit();
if (proc.ExitCode != 0)
return false;
}
}
return true;
}