Function taskWorkerThread

3ds/source/thread.cpp:94–131

    u8 minWorkers               = 0;

    void taskWorkerThread()
    {
        numWorkers++;
        while (true) {
            if (LightSemaphore_TryAcquire(&moreTasks, 1)) {
                if (numWorkers <= minWorkers) {
                    freeWorkers++;
                    LightSemaphore_Acquire(&moreTasks, 1);
                    freeWorkers--;
                }
                else {
                    break;
                }
            }

            Task t = std::invoke([] {
                auto tasks = workerTasks.lock();
                if (tasks->size() == 0) {
                    return Task{nullptr, nullptr};
                }
                else {
                    // LIFO: pop the most recently queued task. While browsing the title
                    // list this hands a worker the folder-size job for the title the user
                    // just landed on before the now-unfocused ones queued earlier.
                    Task ret = tasks->back();
                    tasks->pop_back();
                    return ret;
                }
            });

            if (!t.entrypoint) {
                break;
            }

            t.entrypoint(t.arg);
        }
        numWorkers--;
    }
}

bool Threads::init(u8 min, u8 max)