/*
 * Copyright (c) 2006-2021, RT-Thread Development Team
 *
 * SPDX-License-Identifier: Apache-2.0
 *
 * Change Logs:
 * Date           Author       Notes
 * 2025-11-21     Administrator       the first version
 */
#include <rtthread.h>
#include <dfs_fs.h>
#include <dfs_posix.h>

#define DBG_TAG "tmpfs_init"
#define DBG_LVL DBG_LOG
#include <rtdbg.h>

int init_tmpfs_root(void)
{
    // 挂载 TMPFS 到根目录（注意类型是 "tmp"）
    if (dfs_mount(RT_NULL, "/", "tmp", 0, RT_NULL) != RT_EOK) {
        LOG_E("Failed to mount TMPFS!");
        return -1;
    }
    LOG_I("TMPFS mounted as root.");

    /* 3. 测试创建目录 */
    if (mkdir("/run", 0777) == 0) {
        LOG_I("Created /run directory");
    } else {
        LOG_E("mkdir failed, errno=%d", errno);
    }

    return 0;
}

/* 在应用初始化阶段运行（确保系统已就绪） */
INIT_APP_EXPORT(init_tmpfs_root);