//-----------------------------------------------------------------------------
// nulo.h
//-----------------------------------------------------------------------------

#include <sys/types.h>
#include <sys/wait.h>
#include <thread>
#include <unistd.h>

#ifdef __has_include
#if __has_include(<boost/fiber/fiber.hpp>)
#include <boost/fiber/fiber.hpp>
#endif // __has_include
#endif // __has_include(<boost/fiber/fiber.hpp>)

#ifdef __has_include
#if __has_include(<tbb/tbb.h>)
#include <tbb/tbb.h>
#endif // __has_include
#endif // __has_include(<tbb/tbb.h>)

//-----------------------------------------------------------------------------

#ifdef __has_include
#if __has_include(<boost/fiber/fiber.hpp>)

void usuario()
{
    boost::fibers::fiber t([] {});
    t.join();
}

#endif // __has_include
#endif // __has_include(<boost/fiber/fiber.hpp>)

//-----------------------------------------------------------------------------

#ifdef __has_include
#if __has_include(<tbb/tbb.h>)

void hibrida()
{
    tbb::task_group tg;
    tg.run([] {});
    tg.wait();
}

#endif // __has_include
#endif // __has_include(<tbb/tbb.h>)

//-----------------------------------------------------------------------------

void nucleo()
{
    std::thread t([] {});
    t.join();
}

//-----------------------------------------------------------------------------

void proceso()
{
    if (fork())
        wait(nullptr);
    else
        execl("nulo", "nulo", nullptr);
}

//-----------------------------------------------------------------------------