(PECL eio >= 0.0.1dev)
eio_chown — Change file/directory permissions
$path
,$uid
,$gid
= -1,$pri
= EIO_PRI_DEFAULT,$callback
= NULL,$data
= NULLChanges file, or directory permissions.
path
Path to file or directory.
避免相對(duì)路徑。
uid
User ID. Is ignored when equal to -1.
gid
Group ID. Is ignored when equal to -1.
pri
請(qǐng)求的優(yōu)先級(jí):EIO_PRI_DEFAULT
,EIO_PRI_MIN
,EIO_PRI_MAX
或 null
。如果是
null
,pri
將設(shè)為
EIO_PRI_DEFAULT
。
callback
callback
函數(shù)在請(qǐng)求完成時(shí)被調(diào)用。其應(yīng)匹配一下原型:
void callback(mixed $data, int $result[, resource $req]);
data
傳遞給請(qǐng)求的用戶數(shù)據(jù)。
result
針對(duì)請(qǐng)求的結(jié)果的值。通常是相應(yīng)的系統(tǒng)調(diào)用返回的值。
req
可選的請(qǐng)求資源,可被 eio_get_last_error() 之類的函數(shù)使用。
data
Arbitrary variable passed to callback
.
eio_chown() returns request resource on success, 或者在失敗時(shí)返回 false
.