Path: utzoo!mnetor!uunet!husc6!cmcl2!brl-adm!adm!mchinni@ardec.arpa
From: mchinni@ardec.arpa (Michael J. Chinni, SMCAR-CCS-E)
Newsgroups: comp.unix.wizards
Subject: Re: Writing to A NON-Existing File in \"C\"
Message-ID: <12840@brl-adm.ARPA>
Date: 6 Apr 88 19:32:06 GMT
Sender: news@brl-adm.ARPA
Lines: 28


In a message from Michael Deutsch  <deutsch@jplgodo.uucp> 
dated 6 Apr 88 03:47:17 GMT he writes:

 > I have a "C" program that records the program
 > results into a file, provided that file already
 > exists.  In case the file DOES NOT exist I want
 > the program to function identically but the results
 > should be flushed down the tube, i.e. nowhere, i.e.
 > written to a non-existing file?
 > 
 > What sort of "file pointer" or trick should I use
 > to accomplish my goal?
I have a couple of suggestions.  First, try writing to "/dev/null".
Second, a temporary file could be used ("mkstemp" in BSD or "tmpnam"/"tempnam"
and "tmpfile" in SysV).  Last, a filename of personal choice could be created,
written to, and then deleted at the end of the program.

	Mike Chinni
        US Army Armament Research, Development, and Engineering Center
        Picatinny Arsenal, New Jersey  07806-5000
        AUTOVON: 880-4140
        MILNET:  <mchinni@ardec>
        COMMERCIAL: (201) 724-4140

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