ACL_CALC_MASK(3) | Library Functions Manual | ACL_CALC_MASK(3) |
acl_calc_mask
—
#include <sys/types.h>
#include <sys/acl.h>
int
acl_calc_mask
(acl_t
*acl_p);
acl_calc_mask
() function is a POSIX.1e call that
calculates and set the permissions associated with the
ACL_MASK
ACL entry of the ACL referred to by
acl_p.
The value of new permissions are the union of the permissions
granted by the ACL_GROUP
,
ACL_GROUP_OBJ
, ACL_USER
tag
types which match processes in the file group class contained in the ACL
referred to by acl_p.
If the ACL referred to by acl_p already
contains an ACL_MASK
entry, its permissions shall be
overwritten; if it does not contain an ACL_MASK
entry, one shall be added.
acl_calc_mask
() function returns the value 0
if successful; otherwise the value -1 is returned and the global
variable errno is set to indicate the error.
acl_calc_mask
() function fails if:
EINVAL
]acl_calc_mask
() function was added in
FreeBSD 5.0.
acl_calc_mask
() function was written by
Chris D. Faulhaber
<jedgar@fxp.org>.
March 10, 2001 | NetBSD 10.0 |