Path: utzoo!utgpu!water!watmath!clyde!rutgers!husc6!cmcl2!brl-adm!brl-smoke!gwyn
From: gwyn@brl-smoke.ARPA (Doug Gwyn )
Newsgroups: comp.lang.c
Subject: Re: (So-Called) ANSI C
Message-ID: <7029@brl-smoke.ARPA>
Date: 11 Jan 88 08:24:37 GMT
References: <4668@pyr.gatech.EDU> <2046@haddock.ISC.COM> <400@uniq.UUCP> <6978@brl-smoke.ARPA> <2083@ttrdc.UUCP>
Reply-To: gwyn@brl.arpa (Doug Gwyn (VLD/VMB) <gwyn>)
Organization: Ballistic Research Lab (BRL), APG, MD.
Lines: 7

In article <2083@ttrdc.UUCP> levy@ttrdc.UUCP (Daniel R. Levy) writes:
>Anyhow, I thought that ungetc() was always guaranteed to be able
>to stuff back one character when dealing with stdio.
>When did that become no longer true?

When scanf() used up the one pushback cell that was supposed
to be guaranteed available to the application.