whoami - print effective userid
Print the user name associated with the current effective user ID. Same as id -un.
--help display this help and exit
output version information and exit
Written by Richard Mlynarik.
Report whoami bugs to firstname.lastname@example.org
GNU coreutils home page: <http://www.gnu.org/software/coreutils/> General help using GNU software: <http://www.gnu.org/gethelp/> Report whoami translation bugs to <http://translationproject.org/team/>
Copyright (C) 2011 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>. This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.
The full documentation for whoami is maintained as a Texinfo manual. If the info and whoami programs are properly installed at your site, the command
info coreutils 'whoami invocation'
should give you access to the complete manual.