Merge "cutils: only support safe list iteration."

/*

 * Copyright (C) 2008-2013 The Android Open Source Project

 * Copyright (C) 2008 The Android Open Source Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * limitations under the License.

 */

#ifndef _CUTILS_LIST_H_

#define _CUTILS_LIST_H_

#pragma once

#include <stddef.h>

        .prev = &(name), \

    }

#define list_for_each(node, list) \

    for ((node) = (list)->next; (node) != (list); (node) = (node)->next)

#define list_for_each_reverse(node, list) \

    for ((node) = (list)->prev; (node) != (list); (node) = (node)->prev)

         (node) != (list); \

         (node) = (n), (n) = (node)->next)

#define list_for_each(node, list)                                                \

    for (struct listnode* __n = ((node) = (list)->next)->next; (node) != (list); \

         (node) = __n, __n = (node)->next)

static inline void list_init(struct listnode *node)

{

    node->next = node;

#ifdef __cplusplus

};

#endif /* __cplusplus */

#endif