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f_chdir

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The f_chdir function changes the current directory of a drive.

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-FRESULT f_chdir (
-  const TCHAR* path /* [IN] Path name */
-);
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Parameters

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path
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Pointer to the null-terminated string that specifies a directory to go.
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Return Values

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-FR_OK, -FR_DISK_ERR, -FR_INT_ERR, -FR_NOT_READY, -FR_NO_PATH, -FR_INVALID_NAME, -FR_INVALID_DRIVE, -FR_NOT_ENABLED, -FR_NO_FILESYSTEM, -FR_TIMEOUT, -FR_NOT_ENOUGH_CORE -

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Description

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The f_chdir() function changes the current directory of the logical drive. The current directory of a drive is initialized to the root directory when the drive is auto-mounted. Note that the current directory is retained in the each file system object so that it also affects other tasks that using the volume.

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QuickInfo

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Available when _FS_RPATH >= 1.

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Example

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-    /* Change current direcoty of the current drive (dir1 under root dir) */
-    f_chdir("/dir1");
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-    /* Change current direcoty of drive 2 (parent dir) */
-    f_chdir("2:..");
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See Also

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f_chdrive, f_getcwd

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Return

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