NAME
logname —
display user's login name
SYNOPSIS
logname |
DESCRIPTION
The logname utility writes the user's
login name to standard output followed by a newline.
The logname utility explicitly ignores the
LOGNAME and USER environment
variables because the environment cannot be trusted.
EXIT STATUS
The logname utility exits 0 on
success, and >0 if an error occurs.
SEE ALSO
STANDARDS
The logname utility conforms to
IEEE Std 1003.2-1992 (“POSIX.2”).
HISTORY
The logname command appeared in
4.4BSD.