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From: tim@brspyr1.BRS.Com (Tim Northrup)
Newsgroups: comp.unix.questions
Subject: Re: Environment variables
Message-ID: <1700@brspyr1.BRS.Com>
Date: Tue, 25-Aug-87 18:31:55 EDT
Article-I.D.: brspyr1.1700
Posted: Tue Aug 25 18:31:55 1987
Date-Received: Thu, 27-Aug-87 06:23:41 EDT
References: <626@unmvax.unm.edu>
Organization: BRS Information Technologies, Latham NY
Lines: 18

in article <626@unmvax.unm.edu>, Michael I. Bushnell says:
+ 
| How can I determine if an environment variable is set using csh?
| (I.e., in a script)  
| 					Michael I. Bushnell
| 					a/k/a Bach II
+ 					mike@turing.UNM.EDU

	if ( $?variable ) then
		VARIABLE IS SET TO SOMETHING
	else
		IT AIN'T
	endif
-- 
Tim "The Enchanter" Northrup
========================================++=====================================
" ... for death awaits you all 		||	tim@brspyr1.BRS.Com
	with big, sharp, pointy teeth!"	||	uunet!steinmetz!brspyr1!tim