LOGNAME(3X) — Silicon Graphics
NAME
logname − return login name of user
SYNOPSIS
char ∗logname( )
DESCRIPTION
Logname returns a pointer to the null-terminated login name; it extracts the $LOGNAME variable from the user’s environment.
This routine is kept in /lib/libPW.a.
FILES
/etc/profile
SEE ALSO
env(1), login(1), profile(4), environ(5).
BUGS
The return values point to static data whose content is overwritten by each call.
This method of determining a login name is subject to forgery.
Version 2.5r1 — October 29, 1986