acl_get_tag_type(3) — Linux manual page


ACL_GET_TAG_TYPE(3)      Library Functions Manual    ACL_GET_TAG_TYPE(3)

NAME         top

       acl_get_tag_type — get the tag type of an ACL entry

LIBRARY         top

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

SYNOPSIS         top

       <sys/types.h> <sys/acl.h> int acl_get_tag_type(acl_entry_t
       entry_d, acl_tag_t *tag_type_p)

DESCRIPTION         top

       The acl_get_tag_type() function assigns to the value pointed to
       by tag_type_p the tag type for the ACL entry indicated by the
       argument entry_d.

       The argument entry_d and any other ACL entry descriptors that
       refer to entries in the same ACL continue to refer to those
       entries. The order of all existing entries in the ACL remain

RETURN VALUE         top

       The acl_get_tag_type() function returns the value 0 if
       successful; otherwise the value -1 is returned and the global
       variable errno is set to indicate the error.

ERRORS         top

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

       [EINVAL]           The argument entry_d is not a valid descriptor
                          for an ACL entry.

STANDARDS         top

       IEEE Std 1003.1e draft 17 (“POSIX.1e”, abandoned)

SEE ALSO         top

       acl_create_entry(3), acl_get_entry(3), acl_get_permset(3),
       acl_get_qualifier(3), acl_set_permset(3), acl_set_qualifier(3),
       acl_set_tag_type(3), acl(5)

AUTHOR         top

       Derived from the FreeBSD manual pages written by Robert N M
       Watson <>, and adapted for Linux by Andreas
       Gruenbacher <>.

COLOPHON         top

       This page is part of the acl (manipulating access control lists)
       project.  Information about the project can be found at  If you have a bug
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Linux ACL                    March 23, 2002          ACL_GET_TAG_TYPE(3)