Than ate and how the real pirates stored food?

Pirates were cruel criminals who in real life were not so similar to those images habitual to us whom we often contemplate on screens of our TVs or in darlings literaturny works. Source: yandex.net the Shot from to. - t. Pirates of the Caribbean Sea Works of art seldom show household details, harsh realities of life by the piracy ship. Than pirates ate? How it was possible to stock up with food in a distant campaign and to preserve it in hot climate? What is when there is nothing to eat? Piracy campaigns were serious test from the point of view of conditions on vessels of that time...