unix system enhancements

[Jim Webb]

> I am interested in enhancing my UNIX system to support the following, but
> beofre I start to work I would like to know if anyone has already done
> something similar:
> 
> 	1.  Modify CSH so that it checks for the existence of a system wide
> 	.cshrc and .login (obviously they could have different names) before
> 	reading the users .cshrc and .login.
> 
> 	2.  Modify /etc/login so that it checks a file to determine if
> 	the user is allowed to login over that line or network connection
> 	or dial-up port at that time of the day.

	If you do 1. then you can add this to the system's .login to check
	the users and lines.

> 	3.  And lastly modify the tty driver to support "advising."  This would
> 	allow root to watch the characters sent to a terminal and have the
> 	characters that he types inserted into that port's input characte
> 	stream.

	A hackers' delight, a simple rm -rf will remove this "advising" :-)
-- 
Jim Webb             "Out of phase--get help"          ...!ihnp4!hropus!jrw