SETUID(2)SETUID(2)NAME
setuid, setgid - set user and group ID
SYNOPSISsetuid(uid)setgid(gid)DESCRIPTION
The user ID (group ID) of the current process is set to the argument.
Both the effective and the real ID are set. These calls are only per‐
mitted to the super-user or if the argument is the real ID.
SEE ALSOgetuid(2)DIAGNOSTICS
Zero is returned if the user (group) ID is set; -1 is returned other‐
wise.
ASSEMBLER
(setuid = 23.)
(user ID in r0)
sys setuid
(setgid = 46.)
(group ID in r0)
sys setgid
SETUID(2)