2015-07-08 15:39:24 +00:00
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
< html lang = "en" >
< head >
< meta http-equiv = "Content-Type" content = "text/html; charset=iso-8859-1" >
< meta http-equiv = "Content-Style-Type" content = "text/css" >
< link rel = "up" title = "FatFs" href = "../00index_e.html" >
< link rel = "alternate" hreflang = "ja" title = "Japanese" href = "../ja/chdir.html" >
< link rel = "stylesheet" href = "../css_e.css" type = "text/css" media = "screen" title = "ELM Default" >
< title > FatFs - f_chdir< / title >
< / head >
< body >
< div class = "para func" >
< h2 > f_chdir< / h2 >
< p > The f_chdir function changes the current directory of a drive.< / p >
< pre >
FRESULT f_chdir (
const TCHAR* < span class = "arg" > path< / span > < span class = "c" > /* [IN] Path name */< / span >
);
< / pre >
< / div >
< div class = "para arg" >
< h4 > Parameters< / h4 >
< dl class = "par" >
< dt > path< / dt >
< dd > Pointer to the null-terminated string that specifies a < a href = "filename.html" > directory< / a > to go.< / dd >
< / dl >
< / div >
< div class = "para ret" >
< h4 > Return Values< / h4 >
< p >
< a href = "rc.html#ok" > FR_OK< / a > ,
< a href = "rc.html#de" > FR_DISK_ERR< / a > ,
< a href = "rc.html#ie" > FR_INT_ERR< / a > ,
< a href = "rc.html#nr" > FR_NOT_READY< / a > ,
< a href = "rc.html#np" > FR_NO_PATH< / a > ,
< a href = "rc.html#in" > FR_INVALID_NAME< / a > ,
< a href = "rc.html#id" > FR_INVALID_DRIVE< / a > ,
< a href = "rc.html#ne" > FR_NOT_ENABLED< / a > ,
< a href = "rc.html#ns" > FR_NO_FILESYSTEM< / a > ,
< a href = "rc.html#tm" > FR_TIMEOUT< / a > ,
< a href = "rc.html#nc" > FR_NOT_ENOUGH_CORE< / a >
< / p >
< / div >
< div class = "para desc" >
< h4 > Description< / h4 >
2016-04-19 16:51:31 +00:00
< p > The < tt > f_chdir< / tt > 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.< / p >
2015-07-08 15:39:24 +00:00
< / div >
< div class = "para comp" >
< h4 > QuickInfo< / h4 >
< p > Available when < tt > _FS_RPATH >= 1< / tt > .< / p >
< / div >
< div class = "para use" >
< h4 > Example< / h4 >
< pre >
< span class = "c" > /* Change current direcoty of the current drive (dir1 under root dir) */< / span >
f_chdir("/dir1");
< span class = "c" > /* Change current direcoty of drive 2 (parent dir) */< / span >
f_chdir("2:..");
< / pre >
< / div >
< div class = "para ref" >
< h4 > See Also< / h4 >
< p > < tt > < a href = "chdrive.html" > f_chdrive< / a > , < a href = "getcwd.html" > f_getcwd< / a > < / tt > < / p >
< / div >
< p class = "foot" > < a href = "../00index_e.html" > Return< / a > < / p >
< / body >
< / html >
