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Commit | Line | Data |
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1 | /*------------------------------------------------------------/\r | |
2 | / Remove all contents of a directory\r | |
3 | / This function works regardless of FF_FS_RPATH.\r | |
4 | /------------------------------------------------------------*/\r | |
5 | \r | |
6 | \r | |
7 | FILINFO fno;\r | |
8 | \r | |
9 | FRESULT empty_directory (\r | |
10 | char* path /* Working buffer filled with start directory */\r | |
11 | )\r | |
12 | {\r | |
13 | UINT i, j;\r | |
14 | FRESULT fr;\r | |
15 | DIR dir;\r | |
16 | \r | |
17 | fr = f_opendir(&dir, path);\r | |
18 | if (fr == FR_OK) {\r | |
19 | for (i = 0; path[i]; i++) ;\r | |
20 | path[i++] = '/';\r | |
21 | for (;;) {\r | |
22 | fr = f_readdir(&dir, &fno);\r | |
23 | if (fr != FR_OK || !fno.fname[0]) break;\r | |
24 | if (_FS_RPATH && fno.fname[0] == '.') continue;\r | |
25 | j = 0;\r | |
26 | do\r | |
27 | path[i+j] = fno.fname[j];\r | |
28 | while (fno.fname[j++]);\r | |
29 | if (fno.fattrib & AM_DIR) {\r | |
30 | fr = empty_directory(path);\r | |
31 | if (fr != FR_OK) break;\r | |
32 | }\r | |
33 | fr = f_unlink(path);\r | |
34 | if (fr != FR_OK) break;\r | |
35 | }\r | |
36 | path[--i] = '\0';\r | |
37 | closedir(&dir);\r | |
38 | }\r | |
39 | \r | |
40 | return fr;\r | |
41 | }\r | |
42 | \r | |
43 | \r | |
44 | \r | |
45 | int main (void)\r | |
46 | {\r | |
47 | FRESULT fr;\r | |
48 | FATFS fs;\r | |
49 | char buff[256]; /* Working buffer */\r | |
50 | \r | |
51 | \r | |
52 | \r | |
53 | f_mount(&fs, "", 0);\r | |
54 | \r | |
55 | strcpy(buff, "/"); /* Directory to be emptied */\r | |
56 | fr = empty_directory(buff);\r | |
57 | \r | |
58 | if (fr) {\r | |
59 | printf("Function failed. (%u)\n", fr);\r | |
60 | return fr;\r | |
61 | } else {\r | |
62 | printf("All contents in the %s are successfully removed.\n", buff);\r | |
63 | return 0;\r | |
64 | }\r | |
65 | }\r | |
66 | \r | |
67 | \r | |
68 | \r |