whoami(1)

whoami -- display the effective current username

Synopsis

/usr/ucb/whoami

Description

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 respectively. (See getuid(2).)

Files

/etc/passwd: username data base

References

getuid(2), su(1M), who(1)