suse man page for argv0

argv0(1)                                                      General Commands Manual                                                     argv0(1)

NAME
       argv0 - run a program with a specified 0th argument

SYNOPSIS
       argv0 realname zero [ arg ...  ]

DESCRIPTION
       argv0 runs the program stored as realname on disk, with the given arguments.  It sets the 0th argument of the program to zero.

       For example,

            argv0 /bin/csh -bin/csh

       runs /bin/csh with a 0th argument of -bin/csh.  csh will think it is a login shell and behave accordingly.

       argv0 can be used to run some inetd wrappers under tcpserver.

SEE ALSO
       csh(1), tcpserver(1), execve(2), execvp(3), inetd(8)

                                                                                                                                          argv0(1)