#include "semaphore.h"

Semaphore::Semaphore(uint32_t count) {
    count = count;
}

Semaphore::~Semaphore() {
}

void Semaphore::wait() {
    std::unique_lock<std::mutex> lock(mtx);

    while (!count)
        cv.wait(lock);

    count--;
}

void Semaphore::notify() {
    std::unique_lock<std::mutex> lock(mtx);
    count++;
    cv.notify_one();
}