acl_get_perm_np(3) BSD Library Functions Manual acl_get_perm_np(3)
NAME
acl_get_perm_np -- check if a permission is set in a permission set
LIBRARY
Standard C Library (libc, -lc)
SYNOPSIS
#include <sys/types.h>
#include <sys/acl.h>
int
acl_get_perm_np(acl_permset_t permset_d, acl_perm_t perm);
DESCRIPTION
The acl_get_perm_np() function is a non-portable function that checks if
a permission is set in a permission set.
RETURN VALUES
If the permission in perm is set in the permission set permset_d, a value
of 1 is returned, otherwise a value of 0 is returned.
ERRORS
If any of the following conditions occur, the acl_get_perm_np() function
will return a value of -1 and set global variable errno to the corre-
sponding value:
[EINVAL] Argument perm does not contain a valid ACL permission
or argument permset_d is not a valid ACL permset.
SEE ALSO
acl(3), acl_add_perm(3), acl_clear_perms(3), acl_delete_perm(3),
acl_get_permset(3), acl_set_permset(3), posix1e(3)
STANDARDS
POSIX.1e is described in IEEE POSIX.1e draft 17.
AUTHORS
Michael Smith
Chris D. Faulhaber
BSD April 10, 2001 BSD
Mac OS X 10.8 - Generated Sun Aug 26 09:53:16 CDT 2012