C++ (Cpp) recursive_timed_mutex::try_lock_until Examples

Example #1

File: try_lock_until.pass.cpp Project: 32bitmicro/riscv-libcxx

void f2()
{
    time_point t0 = Clock::now();
    assert(m.try_lock_until(Clock::now() + ms(250)) == false);
    time_point t1 = Clock::now();
    ns d = t1 - t0 - ms(250);
    assert(d < ms(50));  // within 50ms
}

Example #2

File: try_lock_until.pass.cpp Project: 32bitmicro/riscv-libcxx

void f1()
{
    time_point t0 = Clock::now();
    assert(m.try_lock_until(Clock::now() + ms(300)) == true);
    time_point t1 = Clock::now();
    assert(m.try_lock());
    m.unlock();
    m.unlock();
    ns d = t1 - t0 - ms(250);
    assert(d < ms(50));  // within 50ms
}