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From: meissner@dg_rtp.UUCP (Michael Meissner)
Newsgroups: comp.unix.questions
Subject: Re: File extensions - final posting
Message-ID: <783@dg_rtp.UUCP>
Date: Thu, 1-Jan-87 14:43:08 EST
Article-I.D.: dg_rtp.783
Posted: Thu Jan  1 14:43:08 1987
Date-Received: Thu, 1-Jan-87 22:28:17 EST
References: <111@vianet.UUCP> <7462@utzoo.UUCP>
Reply-To: meissner@dg_rtp.UUCP (Michael Meissner)
Distribution: world
Organization: Data General (Languages @ Research Triangle Park, NC.)
Lines: 12

In article <7462@utzoo.UUCP> henry@utzoo.UUCP (Henry Spencer) writes:
>
> Yet another convention, seen in some obscure places in the Unix sources:
> a file named, e.g., "foo..c" is a header file written in C.  That is, to
> distinguish a header file from a normal source file, use a double dot.
> Could be useful in a multilingual environment.

Or if you have C++ on your system, foo..c is the output of the C++ front
end that is then given to the regular C compiler to compile.
-- 
	Michael Meissner, Data General
	...mcnc!rti-sel!dg_rtp!meissner