freebsd-skq/lib/libc/posix1e/acl_add_flag_np.3
2009-06-25 13:08:02 +00:00

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.\" Copyright (c) 2008, 2009 Edward Tomasz Napierala
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.Dd June 25, 2009
.Dt ACL_ADD_FLAG_NP 3
.Os
.Sh NAME
.Nm acl_add_flag_np
.Nd add flags to a flagset
.Sh LIBRARY
.Lb libc
.Sh SYNOPSIS
.In sys/types.h
.In sys/acl.h
.Ft int
.Fn acl_add_flag_np "acl_flagset_t flagset_d" "acl_flag_t flag"
.Sh DESCRIPTION
The
.Fn acl_add_flag_np
function
is a non-portable call that adds the flags contained in
.Fa flags
to the flagset
.Fa flagset_d .
.Pp
Note: it is not considered an error to attempt to add flags
that already exist in the flagset.
.Pp
Valid values are:
.Pp
.Bl -column -offset 3n "ACL_ENTRY_NO_PROPAGATE_INHERIT"
.It ACL_ENTRY_FILE_INHERIT Will be inherited by files.
.It ACL_ENTRY_DIRECTORY_INHERIT Will be inherited by directories.
.It ACL_ENTRY_NO_PROPAGATE_INHERIT Will not propagate.
.It ACL_ENTRY_INHERIT_ONLY Inherit-only.
.El
.Sh RETURN VALUES
.Rv -std acl_add_flag_np
.Sh ERRORS
The
.Fn acl_add_flag_np
function fails if:
.Bl -tag -width Er
.It Bq Er EINVAL
Argument
.Fa flagset_d
is not a valid descriptor for a flagset within an ACL entry.
Argument
.Fa flag
does not contain a valid
.Vt acl_flag_t
value.
.El
.Sh SEE ALSO
.Xr acl 3 ,
.Xr acl_clear_flags_np 3 ,
.Xr acl_delete_flag_np 3 ,
.Xr acl_get_flagset_np 3 ,
.Xr acl_set_flagset_np 3 ,
.Xr posix1e 3
.Sh STANDARDS
POSIX.1e is described in IEEE POSIX.1e draft 17.
.Sh HISTORY
POSIX.1e support was introduced in
.Fx 4.0 .
The
.Fn acl_add_flag_np
function was added in
.Fx 8.0 .
.Sh AUTHORS
The
.Fn acl_add_flag_np
function was written by
.An Edward Tomasz Napierala Aq trasz@FreeBSD.org .