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Annotation of 43BSDReno/lib/libc/gen/setuid.3, revision 1.1.1.1

1.1       root        1: .\" Copyright (c) 1983 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: .\"    @(#)setuid.3    6.3 (Berkeley) 5/12/86
                      6: .\"
                      7: .TH SETUID 3 "May 12, 1986" 
                      8: .UC 5
                      9: .SH NAME
                     10: setuid, seteuid, setruid, setgid, setegid, setrgid \- set user and group ID
                     11: .SH SYNOPSIS
                     12: .nf
                     13: .ft B
                     14: #include <sys/types.h>
                     15: .PP
                     16: .ft B
                     17: .nf
                     18: setuid(uid)
                     19: seteuid(euid)
                     20: setruid(ruid)
                     21: uid_t uid, euid, ruid;
                     22: .PP
                     23: .ft B
                     24: .nf
                     25: setgid(gid)
                     26: setegid(egid)
                     27: setrgid(rgid)
                     28: gid_t gid, egid, rgid;
                     29: .fi
                     30: .SH DESCRIPTION
                     31: .I Setuid
                     32: .RI ( setgid )
                     33: sets both the real and effective
                     34: user ID (group ID) of the current process to
                     35: as specified.
                     36: .PP
                     37: .I Seteuid
                     38: .RI ( setegid )
                     39: sets the effective user ID (group ID) of the
                     40: current process.
                     41: .PP
                     42: .I Setruid
                     43: .RI ( setrgid )
                     44: sets the real user ID (group ID) of the
                     45: current process.
                     46: .PP
                     47: These calls are only permitted to the super-user
                     48: or if the argument is the real or effective ID.
                     49: .SH "SEE ALSO"
                     50: setreuid(2), setregid(2), getuid(2), getgid(2)
                     51: .SH DIAGNOSTICS
                     52: Zero is returned if the user (group) ID is set;
                     53: \-1 is returned otherwise.

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