acl_get_perm_np()
QNX SDP8.0C Library ReferenceAPIDeveloper
Test whether a given permission is present in an ACL permissions set
Synopsis:
#include <sys/acl.h>
int acl_get_perm_np( acl_permset_t const permset_d,
acl_perm_t const perm );
Arguments:
- permset_d
- The permissions set that you want to check.
- perm
- The permission you want to test.
Library:
libc
Use the -l c option to qcc to link against this library. This library is usually included automatically.
Description:
The acl_get_perm_np() function tests whether the given permission is present in a
permissions set.
The np
in the function's name stands for non-POSIX.
Returns:
- 1
- The permission is present in the permissions set.
- 0
- The permission isn't present in the permissions set.
- -1
- An error occurred (errno is set).
Errors:
- EINVAL
- The perm argument isn't a valid permission within an ACL entry.
Classification:
This function is based on the withdrawn POSIX draft P1003.1e.
| Safety: | |
|---|---|
| Cancellation point | No |
| Signal handler | No |
| Thread | Yes |
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