logname(C) 19 June 1992 logname(C) Name logname - get login name Syntax logname Description logname returns the user's login name as found in /etc/utmp. If no login name is found, logname returns the user's user ID number. See also env(C), getlogin(S), getuid(S), id(C), login(M), logname(S) Standards conformance logname is conformant with: X/Open Portability Guide, Issue 3, 1989.