создать ACL из битов прав доступа к файлам (create an ACL from file permission bits)
Имя (Name)
acl_from_mode
— create an ACL from file permission bits
Библиотека (Library)
Linux Access Control Lists library (libacl, -lacl).
Синопсис (Synopsis)
#include <sys/types.h>
#include <acl/libacl.h>
acl_t
acl_from_mode
(mode_t mode);
Описание (Description)
The acl_from_mode
() function creates a minimal ACL that contains
the three entries with tag types ACL_USER_OBJ, ACL_GROUP_OBJ, and
ACL_OTHER, with permissions corresponding to the owner, group, and
other permission bits of its argument mode.
Возвращаемое значение (Return value)
On success, this function returns a pointer to the working storage.
On error, a value of (acl_t)NULL is returned, and errno is set
appropriately.
Ошибки (Error)
If any of the following conditions occur, the acl_from_mode
()
function returns a value of (acl_t)NULL and sets errno to the
corresponding value:
[ENOMEM] The ACL working storage requires more memory
than is allowed by the hardware or system-
imposed memory management constraints.
Стандарты (Conforming to)
This is a non-portable, Linux specific extension to the ACL
manipulation functions defined in IEEE Std 1003.1e draft 17
('POSIX.1e', abandoned).
Смотри также (See also)
acl_equiv_mode(3), acl_get_file(3), acl(5)