/*
 * Copyright 2018, Intel Corporation
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in
 *       the documentation and/or other materials provided with the
 *       distribution.
 *
 *     * Neither the name of the copyright holder nor the names of its
 *       contributors may be used to endorse or promote products derived
 *       from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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 */

/*
 * v.cpp -- C++ documentation snippets.
 */

//! [v_property_example]
#include <fcntl.h>
#include <libpmemobj++/experimental/v.hpp>
#include <libpmemobj++/persistent_ptr.hpp>
#include <libpmemobj++/pool.hpp>

using namespace pmem::obj;
using namespace pmem::obj::experimental;

void
v_property_example()
{
	struct foo {
		foo() : counter(10)
		{
		}
		int counter;
	};

	// pool root structure
	struct root {
		v<foo> f;
	};

	// create a pmemobj pool
	auto pop = pool<root>::create("poolfile", "layout", PMEMOBJ_MIN_POOL);
	auto proot = pop.root();

	assert(proot->f.get().counter == 10);

	proot->f.get().counter++;

	assert(proot->f.get().counter == 11);
}
//! [v_property_example]