ACL_CLEAR_PERMS(3)      BSD Library Functions Manual      ACL_CLEAR_PERMS(3)

NAME         top

     acl_clear_perms — clear all permissions from an ACL permission set

LIBRARY         top

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

SYNOPSIS         top

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

     acl_clear_perms(acl_permset_t permset_d);

DESCRIPTION         top

     The acl_clear_perms() function clears all permissions from the permis‐
     sion set referred to by the argument permset_d.

     Any existing descriptors that refer to permset_d shall continue to
     refer to that permission set.

RETURN VALUE         top

     The acl_clear_perms() function returns the value 0 if successful; oth‐
     erwise 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_clear_perms() func‐
     tion returns -1 and sets errno to the corresponding value:

     [EINVAL]           The argument permset_d is not a valid descriptor for
                        a permission set within an ACL entry.

STANDARDS         top

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

SEE ALSO         top

     acl_add_perm(3), acl_delete_perm(3), acl_get_perm(3),
     acl_get_permset(3), acl_set_permset(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 report for
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Linux ACL                      March 23, 2002                      Linux ACL