WHOAMI(1B) BSD Compatibility Package Commands WHOAMI(1B)

whoami - display the effective current username

/usr/ucb/whoami

whoami displays the login name corresponding to the current effective user ID. If you have used su to temporarily adopt another user, whoami will report the login name associated with that user ID. whoami gets its information from the geteuid and getpwuid library routines (see getuid and getpwnam(3C), respectively).

/etc/passwd

username data base

who(1), getuid(2), getpwnam(3C), attributes(7), su(8)

September 14, 1992 OmniOS