Function yfts_close

util/folder/fts.cpp:405–450

}

int yfts_close(FTS* sp)
{
    FTSENT *freep, *p;
    int saved_errno;

    /*
     * This still works if we haven't read anything -- the dummy structure
     * points to the root list, so we step through to the end of the root
     * list which has a valid parent pointer.
     */
    if (sp->fts_cur) {
        for (p = sp->fts_cur; p->fts_level >= FTS_ROOTLEVEL;) {
            freep = p;
            p = p->fts_link ? p->fts_link : p->fts_parent;
            free(freep);
        }
        free(p);
    }

    /* Free up child linked list, sort array, path buffer. */
    if (sp->fts_child) {
        fts_lfree(sp->fts_child);
    }
    if (sp->fts_array) {
        free(sp->fts_array);
    }
    free(sp->fts_path);

    /* Return to original directory, save errno if necessary. */
    if (!ISSET(FTS_NOCHDIR)) {
        saved_errno = chdir_dird(sp->fts_rfd) ? errno : 0;
        close_dird(sp->fts_rfd);

        /* Set errno and return. */
        if (saved_errno != 0) {
            /* Free up the stream pointer. */
            free(sp);
            errno = saved_errno;
            return (-1);
        }
    }

    /* Free up the stream pointer. */
    free(sp);
    return (0);
}

/*
 * Special case of "/" at the end of the path so that slashes aren't