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From: gwyn@brl-smoke.ARPA (Doug Gwyn )
Newsgroups: comp.lang.c
Subject: Re: is it really necessary for character values to be positive?
Message-ID: <5541@brl-smoke.ARPA>
Date: Tue, 20-Jan-87 04:05:13 EST
Article-I.D.: brl-smok.5541
Posted: Tue Jan 20 04:05:13 1987
Date-Received: Tue, 20-Jan-87 23:25:49 EST
References: <44@houligan.UUCP>
Reply-To: gwyn@brl.arpa (Doug Gwyn (VLD/VMB) <gwyn>)
Organization: Ballistic Research Lab (BRL), APG, MD.
Lines: 7

In article <44@houligan.UUCP> dave@murphy.UUCP writes:
>If anyone knows of any reason why the value of EOF can't be implementation-
>specific, I'd like to hear about it.

Of course EOF can be defined differently; its only constraint is that
it must be distinct from any possible valid value returned by getc()
(which, by the way, does NOT sign-extend input chars).