Section: C Library Functions (3)
- set an ACL by file descriptor
Linux Access Control Lists library (libacl, -lacl).
Fn acl_set_fd int fd acl_t acl
function associates an access ACL with the file referred to by
The effective user ID of the process must match the owner of the file or the process must have the CAP_FOWNER capability for the request to succeed.
Rv -std acl_set_fd
If any of the following conditions occur, the
function returns the value
and and sets
to the corresponding value:
- Bq Er EBADF
argument is not a valid file descriptor.
- Bq Er EINVAL
does not point to a valid ACL.
The ACL has more entries than the file referred to by
- Bq Er ENOSPC
The directory or file system that would contain the new ACL cannot be extended or the file system is out of file allocation resources.
- Bq Er ENOTSUP
The file identified by
cannot be associated with the ACL because the file system on which the file
is located does not support this.
- Bq Er EPERM
The process does not have appropriate privilege to perform the operation to set the ACL.
- Bq Er EROFS
This function requires modification of a file system which is currently read-only.
IEEE Std 1003.1e draft 17 ("POSIX.1e", abandoned)
Derived from the FreeBSD manual pages written by
An Robert N M Watson Aq rwatson@FreeBSD.org
and adapted for Linux by
An Andreas Gruenbacher Aq email@example.com