projects / unix-history / blame
| Commit | Line | Data |
|---|---|---|
| 96750fe6 KM |
1 | .\" Copyright (c) 1980 Regents of the University of California. |
| 2 | .\" All rights reserved. The Berkeley software License Agreement | |
| 3 | .\" specifies the terms and conditions for redistribution. | |
| 4 | .\" | |
| 5 | .\" @(#)setreuid.2 4.1 (Berkeley) %G% | |
| 6 | .\" | |
| 7 | .TH SETUID 2 | |
| 8 | .UC 4 | |
| 9 | .SH NAME | |
| 10 | setuid, setgid \- set user and group ID | |
| 11 | .SH SYNOPSIS | |
| 12 | .B setuid(uid) | |
| 13 | .PP | |
| 14 | .B setgid(gid) | |
| 15 | .SH DESCRIPTION | |
| 16 | The user ID (group ID) of the current process is set to | |
| 17 | the argument. | |
| 18 | Both the effective and the real ID are set. | |
| 19 | These calls are only permitted to the super-user | |
| 20 | or if the argument is the real or effective ID. | |
| 21 | .SH "SEE ALSO" | |
| 22 | getuid(2) | |
| 23 | .SH DIAGNOSTICS | |
| 24 | Zero is returned if the user (group) ID is set; | |
| 25 | \-1 is returned otherwise. | |
| 26 | .SH "ASSEMBLER (PDP-11)" | |
| 27 | (setuid = 23.) | |
| 28 | .br | |
| 29 | (user ID in r0) | |
| 30 | .br | |
| 31 | .B sys setuid | |
| 32 | .PP | |
| 33 | (setgid = 46.) | |
| 34 | .br | |
| 35 | (group ID in r0) | |
| 36 | .br | |
| 37 | .B sys setgid |