Import macOS userland

adv_cmds-176
basic_cmds-55
bootstrap_cmds-116.100.1
developer_cmds-66
diskdev_cmds-667.40.1
doc_cmds-53.60.1
file_cmds-321.40.3
mail_cmds-35
misc_cmds-34
network_cmds-606.40.1
patch_cmds-17
remote_cmds-63
shell_cmds-216.60.1
system_cmds-880.60.2
text_cmds-106

1 files changed, 167 insertions, 0 deletions

diff --git a/shell_cmds/id/id.1 b/shell_cmds/id/id.1
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+.\" Copyright (c) 1991, 1993
+.\"	The Regents of the University of California.  All rights reserved.
+.\"
+.\" This code is derived from software contributed to Berkeley by
+.\" the Institute of Electrical and Electronics Engineers, Inc.
+.\"
+.\" Redistribution and use in source and binary forms, with or without
+.\" modification, are permitted provided that the following conditions
+.\" are met:
+.\" 1. Redistributions of source code must retain the above copyright
+.\"    notice, this list of conditions and the following disclaimer.
+.\" 2. Redistributions in binary form must reproduce the above copyright
+.\"    notice, this list of conditions and the following disclaimer in the
+.\"    documentation and/or other materials provided with the distribution.
+.\" 3. All advertising materials mentioning features or use of this software
+.\"    must display the following acknowledgement:
+.\"	This product includes software developed by the University of
+.\"	California, Berkeley and its contributors.
+.\" 4. Neither the name of the University nor the names of its contributors
+.\"    may be used to endorse or promote products derived from this software
+.\"    without specific prior written permission.
+.\"
+.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+.\" SUCH DAMAGE.
+.\"
+.\"	@(#)id.1	8.1 (Berkeley) 6/6/93
+.\" $FreeBSD: src/usr.bin/id/id.1,v 1.18 2006/09/26 22:28:12 ceri Exp $
+.\"
+.Dd September 26, 2006
+.Dt ID 1
+.Os
+.Sh NAME
+.Nm id
+.Nd return user identity
+.Sh SYNOPSIS
+.Nm
+.Op Ar user
+.Nm
+.Fl A
+.Nm
+.Fl F
+.Op Ar user
+.Nm
+.Fl G Op Fl n
+.Op Ar user
+.Nm
+.Fl M
+.Nm
+.Fl P
+.Op Ar user
+.Nm
+.Fl g Op Fl nr
+.Op Ar user
+.Nm
+.Fl p
+.Op Ar user
+.Nm
+.Fl u Op Fl nr
+.Op Ar user
+.Sh DESCRIPTION
+The
+.Nm
+utility displays the user and group names and numeric IDs, of the
+calling process, to the standard output.
+If the real and effective IDs are different, both are displayed,
+otherwise only the real ID is displayed.
+.Pp
+If a
+.Ar user
+(login name or user ID)
+is specified, the user and group IDs of that user are displayed.
+In this case, the real and effective IDs are assumed to be the same.
+.Pp
+The options are as follows:
+.Bl -tag -width indent
+.It Fl A
+Display the process audit user ID and other process audit properties, which
+requires privilege.
+.It Fl F
+Display the full name of the user.
+.It Fl G
+Display the different group IDs (effective, real and supplementary)
+as white-space separated numbers, in no particular order.
+.It Fl M
+Display the MAC label of the current process.
+.It Fl P
+Display the id as a password file entry.
+.It Fl a
+Ignored for compatibility with other
+.Nm
+implementations.
+.It Fl g
+Display the effective group ID as a number.
+.It Fl n
+Display the name of the user or group ID for the
+.Fl G ,
+.Fl g
+and
+.Fl u
+options instead of the number.
+If any of the ID numbers cannot be mapped into names, the number will be
+displayed as usual.
+.It Fl p
+Make the output human-readable.
+If the user name returned by
+.Xr getlogin 2
+is different from the login name referenced by the user ID, the name
+returned by
+.Xr getlogin 2
+is displayed, preceded by the keyword
+.Dq login .
+The user ID as a name is displayed, preceded by the keyword
+.Dq uid .
+If the effective user ID is different from the real user ID, the real user
+ID is displayed as a name, preceded by the keyword
+.Dq euid .
+If the effective group ID is different from the real group ID, the real group
+ID is displayed as a name, preceded by the keyword
+.Dq rgid .
+The list of groups to which the user belongs is then displayed as names,
+preceded by the keyword
+.Dq groups .
+Each display is on a separate line.
+.It Fl r
+Display the real ID for the
+.Fl g
+and
+.Fl u
+options instead of the effective ID.
+.It Fl u
+Display the effective user ID as a number.
+.El
+.Sh EXIT STATUS
+.Ex -std
+.Sh SEE ALSO
+.Xr who 1
+.Sh STANDARDS
+The
+.Nm
+function is expected to conform to
+.St -p1003.2 .
+.Sh HISTORY
+The
+historic
+.Xr groups 1
+command is equivalent to
+.Dq Nm id Fl Gn Op Ar user .
+.Pp
+The
+historic
+.Xr whoami 1
+command is equivalent to
+.Dq Nm id Fl un .
+.Pp
+The
+.Nm
+command appeared in
+.Bx 4.4 .