xref: /freebsd/lib/libc/posix1e/acl_add_perm.3 (revision ae83180158c4c937f170e31eff311b18c0286a93)
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2.\" Copyright (c) 2001 Chris D. Faulhaber
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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