NAME

acl_entries — return the number of entries in an ACL

LIBRARY

Linux Access Control Lists library (libacl, -lacl).

SYNOPSIS

#include <sys/types.h>
#include <acl/libacl.h>

int
acl_entries(acl_t acl);

DESCRIPTION

The acl_entries() function returns the number of ACL entries that are contained in the ACL referred to by the argument acl.

RETURN VALUE

The acl_entries() function returns the number of entries in acl if successful; otherwise the value -1 is returned and the global variable errno is set to indicate the error.

ERRORS

If any of the following conditions occur, the acl_entries() function returns -1 and sets errno to the corresponding value:

[EINVAL]

The argument acl is not a valid pointer to an ACL.

STANDARDS

This is a non-portable, Linux specific extension to the ACL manipulation functions defined in IEEE Std 1003.1e draft 17 (“POSIX.1e”, abandoned).

SEE ALSO

acl(5)

AUTHOR

Written by Andreas Gruenbacher ⟨andreas.gruenbacher@gmail.com⟩.