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31 .\" @(#)id.1 8.1 (Berkeley) 6/6/93
38 .Nd return user identity
66 utility displays the user and group names and numeric IDs, of the
67 calling process, to the standard output.
68 If the real and effective IDs are different, both are displayed,
69 otherwise only the real ID is displayed.
73 (login name or user ID)
74 is specified, the user and group IDs of that user are displayed.
75 In this case, the real and effective IDs are assumed to be the same.
77 The options are as follows:
78 .Bl -tag -width indent
80 Display the process audit user ID and other process audit properties, which
83 Display the different group IDs (effective, real and supplementary)
84 as white-space separated numbers, in no particular order.
86 Display the MAC label of the current process.
88 Display the id as a password file entry.
90 Ignored for compatibility with other
94 Display current login class.
96 Display the effective group ID as a number.
98 Display the name of the user or group ID for the
103 options instead of the number.
104 If any of the ID numbers cannot be mapped into names, the number will be
107 Make the output human-readable.
108 If the user name returned by
110 is different from the login name referenced by the user ID, the name
113 is displayed, preceded by the keyword
115 The user ID as a name is displayed, preceded by the keyword
117 If the effective user ID is different from the real user ID, the real user
118 ID is displayed as a name, preceded by the keyword
120 If the effective group ID is different from the real group ID, the real group
121 ID is displayed as a name, preceded by the keyword
123 The list of groups to which the user belongs is then displayed as names,
124 preceded by the keyword
126 Each display is on a separate line.
128 Display the real ID for the
132 options instead of the effective ID.
134 Display the effective user ID as a number.
139 Show information for the user
141 as a password file entry:
142 .Bd -literal -offset indent
144 bob:*:0:0::0:0:Robert:/bob:/usr/local/bin/bash
148 .Xr groups 1 for the root user:
149 .Bd -literal -offset indent
154 Show human readable information about
156 .Bd -literal -offset indent
159 groups alice webcamd vboxusers
166 to simulate a root login, compare the result of the following commands:
167 .Bd -literal -offset indent
171 bob pts/5 Dec 4 19:51
179 function is expected to conform to
185 command is equivalent to
186 .Dq Nm id Fl Gn Op Ar user .
191 command is equivalent to