1.\"- 2.\" Copyright (c) 2001 Chris D. Faulhaber 3.\" All rights reserved. 4.\" 5.\" Redistribution and use in source and binary forms, with or without 6.\" modification, are permitted provided that the following conditions 7.\" are met: 8.\" 1. Redistributions of source code must retain the above copyright 9.\" notice, this list of conditions and the following disclaimer. 10.\" 2. Redistributions in binary form must reproduce the above copyright 11.\" notice, this list of conditions and the following disclaimer in the 12.\" documentation and/or other materials provided with the distribution. 13.\" 14.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR THE VOICES IN HIS HEAD BE 18.\" LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 19.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 20.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 21.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 22.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 23.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 24.\" POSSIBILITY OF SUCH DAMAGE. 25.\" 26.\" $FreeBSD$ 27.\" 28.Dd March 10, 2001 29.Dt ACL_ADD_PERM 3 30.Os 31.Sh NAME 32.Nm acl_add_perm 33.Nd add permissions to a permission set 34.Sh LIBRARY 35.Lb libc 36.Sh SYNOPSIS 37.In sys/types.h 38.In sys/acl.h 39.Ft int 40.Fn acl_add_perm "acl_permset_t permset_d" "acl_perm_t perm" 41.Sh DESCRIPTION 42.Fn acl_add_perm 43is a POSIX.1e call that adds the permission contained in 44.Fa perm 45to the permission set 46.Fa permset_d . 47.Pp 48Note: it is not considered an error to attempt to add permissions 49that already exist in the permission set. 50.Sh RETURN VALUES 51.Rv -std acl_add_perm 52.Sh ERRORS 53The 54.Fn acl_add_perm 55function fails if: 56.Bl -tag -width Er 57.It Bq Er EINVAL 58Argument 59.Fa permset_d 60is not a valid descriptor for a permission set within an ACL entry. 61Argument 62.Fa perm 63does not contain a valid 64.Vt acl_perm_t 65value. 66.El 67.Sh SEE ALSO 68.Xr acl 3 , 69.Xr acl_clear_perms 3 , 70.Xr acl_delete_perm 3 , 71.Xr acl_get_permset 3 , 72.Xr acl_set_permset 3 , 73.Xr posix1e 3 74.Sh STANDARDS 75POSIX.1e is described in IEEE POSIX.1e draft 17. 76.Sh HISTORY 77POSIX.1e support was introduced in 78.Fx 4.0 . 79The 80.Fn acl_add_perm 81function was added in 82.Fx 5.0 . 83.Sh AUTHORS 84The 85.Fn acl_add_perm 86function was written by 87.An Chris D. Faulhaber Aq jedgar@fxp.org . 88