blob: d6a33426b402582bfae41b86baf648ef6d87a0d3 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
|
/*
* Copyright (c) 2006-2020, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2011-06-02 Bernard first version
* 2020-04-12 Jianjia Ma add msh cmd
*/
#include <dfs_posix.h>
void seekdir_test(void)
{
DIR * dirp;
long save3 = 0;
int i = 0;
struct dirent *dp;
dirp = opendir ("/");
save3 = telldir(dirp);
for (dp = readdir(dirp); dp != RT_NULL; dp = readdir(dirp))
{
rt_kprintf("direntry: %s\n", dp->d_name);
/* save the pointer of the third directory */
if (i++ == 3)
{
save3 = telldir(dirp);
}
}
/* get back to the third directory */
seekdir (dirp, save3);
rt_kprintf("seek dientry to: %d\n", save3);
for (dp = readdir(dirp); dp != RT_NULL; dp = readdir(dirp))
{
rt_kprintf("direntry: %s\n", dp->d_name);
}
/* close the directory */
closedir (dirp);
}
#ifdef RT_USING_FINSH
#include <finsh.h>
FINSH_FUNCTION_EXPORT(seekdir_test, perform directory seek test);
MSH_CMD_EXPORT(seekdir_test, perform directory seek test);
#endif /* RT_USING_FINSH */
|
