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54 lines
1.2 KiB
54 lines
1.2 KiB
5 months ago
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/*
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* Copyright (c) 2006-2021, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2011-06-02 Bernard first version
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* 2020-04-12 Jianjia Ma add msh cmd
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*/
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#include <dfs_file.h>
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#include <unistd.h>
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#include <stdio.h>
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#include <sys/stat.h>
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#include <sys/statfs.h>
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void seekdir_test(void)
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{
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DIR * dirp;
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long save3 = 0;
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int i = 0;
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struct dirent *dp;
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dirp = opendir ("/");
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save3 = telldir(dirp);
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for (dp = readdir(dirp); dp != RT_NULL; dp = readdir(dirp))
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{
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rt_kprintf("direntry: %s\n", dp->d_name);
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/* save the pointer of the third directory */
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if (i++ == 3)
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{
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save3 = telldir(dirp);
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}
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}
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/* get back to the third directory */
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seekdir (dirp, save3);
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rt_kprintf("seek dientry to: %d\n", save3);
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for (dp = readdir(dirp); dp != RT_NULL; dp = readdir(dirp))
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{
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rt_kprintf("direntry: %s\n", dp->d_name);
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}
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/* close the directory */
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closedir (dirp);
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}
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#ifdef RT_USING_FINSH
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#include <finsh.h>
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FINSH_FUNCTION_EXPORT(seekdir_test, perform directory seek test);
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MSH_CMD_EXPORT(seekdir_test, perform directory seek test);
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#endif /* RT_USING_FINSH */
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