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From: chris@mimsy.UUCP (Chris Torek)
Newsgroups: comp.unix.questions
Subject: Re: Why does this shell program run under csh????
Message-ID: <7124@mimsy.UUCP>
Date: Thu, 18-Jun-87 12:43:47 EDT
Article-I.D.: mimsy.7124
Posted: Thu Jun 18 12:43:47 1987
Date-Received: Sun, 21-Jun-87 14:56:49 EDT
References: <7710@brl-adm.ARPA> <206@stc-auts.UUCP>
Organization: U of Maryland, Dept. of Computer Science, Coll. Pk., MD 20742
Lines: 13

In article <206@stc-auts.UUCP> kak@stc-auts.UUCP (Kris Kugel) writes:
>Summary: software engineering and csh #!

>I will just barely refrain from saying what I think about
>a command language which uses comments as control structures.

?  `#!' is interpreted by the *kernel*, not the C shell.  The
C shell ignores the comment.  (Peeking at the first character
of the script is done after exec() fails; #! ensures that exec()
does not fail.)
-- 
In-Real-Life: Chris Torek, Univ of MD Comp Sci Dept (+1 301 454 7690)
Domain:	chris@mimsy.umd.edu	Path:	seismo!mimsy!chris