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From: kyle@xanth.UUCP (Kyle Jones)
Newsgroups: comp.unix.questions
Subject: Re: Problem with rcp/rsh/rdump
Message-ID: <2696@xanth.UUCP>
Date: Fri, 9-Oct-87 04:33:52 EDT
Article-I.D.: xanth.2696
Posted: Fri Oct  9 04:33:52 1987
Date-Received: Sun, 11-Oct-87 13:16:28 EDT
References: <441@nysernic> <759@gargoyle.UChicago.EDU>
Lines: 14
Keywords: Where are you?
Summary: use if (?$prompt == 0) exit 0

In <759@gargoyle.UChicago.EDU>, chris@gargoyle.UChicago.EDU writes:
> # 
> # Check to see if this is an interactive shell...
> if ($?prompt) then
>  ...
> endif

An oft missed optimization of this is

if ($?prompt == 0) exit 0

which allows csh to skip parsing the rest of the file.

kyle jones  <kyle@odu.edu>  old dominion university, norfolk, va  usa