Function copydir

components/dfs/dfs_v2/src/dfs_file.c:2835–2901

* @brief Recursively copy directory contents from source to destination * * This function recursively copies all files and subdirectories from the source * directory to the destination directory. It handles both files and directories * appropriately. * * @param[in] src Path to the source directory to be copied * @param[in] dst Path to the destination directory to be created */

 * @param[in] dst Path to the destination directory to be created
 */
static void copydir(const char *src, const char *dst)
{
    struct dirent dirent;
    struct stat stat;
    int length;
    struct dfs_file file;

    dfs_file_init(&file);

    if (dfs_file_open(&file, src, O_DIRECTORY, 0) < 0)
    {
        rt_kprintf("open %s failed\n", src);
        dfs_file_deinit(&file);
        return ;
    }

    do
    {
        rt_memset(&dirent, 0, sizeof(struct dirent));

        length = dfs_file_getdents(&file, &dirent, sizeof(struct dirent));
        if (length > 0)
        {
            char *src_entry_full = NULL;
            char *dst_entry_full = NULL;

            if (strcmp(dirent.d_name, "..") == 0 || strcmp(dirent.d_name, ".") == 0)
                continue;

            /* build full path for each file */
            if ((src_entry_full = dfs_normalize_path(src, dirent.d_name)) == NULL)
            {
                rt_kprintf("out of memory!\n");
                break;
            }
            if ((dst_entry_full = dfs_normalize_path(dst, dirent.d_name)) == NULL)
            {
                rt_kprintf("out of memory!\n");
                rt_free(src_entry_full);
                break;
            }

            rt_memset(&stat, 0, sizeof(struct stat));
            if (dfs_file_lstat(src_entry_full, &stat) != 0)
            {
                rt_kprintf("open file: %s failed\n", dirent.d_name);
                continue;
            }

            if (S_ISDIR(stat.st_mode))
            {
                mkdir(dst_entry_full, 0);
                copydir(src_entry_full, dst_entry_full);
            }
            else
            {
                copyfile(src_entry_full, dst_entry_full);
            }