日期:2014-05-16 浏览次数:21085 次
OPERANDS
The following operands shall be supported:
owner[:group]
A user ID and optional group ID to be assigned to file. The owner portion of this operand shall be a user name from the user database or a
numeric user ID. Either specifies a user ID which shall be given to each file named by one of the file operands. If a numeric owner operand
exists in the user database as a user name, the user ID number associated with that user name shall be used as the user ID. Similarly, if the
group portion of this operand is present, it shall be a group name from the group database or a numeric group ID. Either specifies a group ID
which shall be given to each file. If a numeric group operand exists in the group database as a group name, the group ID number associated with
that group name shall be used as the group ID.
file A pathname of a file whose user ID is to be modified.