priv_isnull Subroutine

Purpose

Determines if a privilege set is empty.

Library

Security Library (libc.a)

Syntax

#include <userpriv.h>
#include <sys/priv.h>

int priv_isnull(privg_t pv)

Description

The priv_isnull subroutine determines whether the privilege set specified by the pv parameter is empty. If the pv is empty, it returns a value of 1; otherwise, it returns a value of zero.

Parameters

Item Description
pv Specifies the privilege set.

Return Values

The priv_isnull subroutine returns one of the following values:

Item Description
0 The value of the pv parameter is not empty.
1 The value of the pv parameter is empty.

Errors

No errno value is set.