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From: gwyn@brl-smoke.ARPA (Doug Gwyn )
Newsgroups: comp.lang.c
Subject: '\r' != '\n'
Message-ID: <6276@brl-smoke.ARPA>
Date: Wed, 12-Aug-87 12:13:28 EDT
Article-I.D.: brl-smok.6276
Posted: Wed Aug 12 12:13:28 1987
Date-Received: Fri, 14-Aug-87 06:31:17 EDT
References: <1158@copper.TEK.COM> <6858@auspyr.UUCP> <17171@cca.CCA.COM> <6242@brl-smoke.ARPA> <1847@ttrdc.UUCP>
Reply-To: gwyn@brl.arpa (Doug Gwyn (VLD/VMB) <gwyn>)
Organization: Ballistic Research Lab (BRL), APG, MD.
Lines: 26
Summary: '\r' != '\n'

In article <1847@ttrdc.UUCP> levy@ttrdc.UUCP (Daniel R. Levy) writes:
-In article <6242@brl-smoke.ARPA>, gwyn@brl-smoke.ARPA (Doug Gwyn ) writes:
-< In article <5193@utcsri.UUCP> flaps@utcsri.UUCP (Alan J Rosenthal) writes:
-< -...  The test line should be:
-< -#if '\n' != '\r'
-< It's all wrong anyway -- in C, '\r' and '\n' represent distinct
-< (whitespace) characters.
-
-What is an implementation of C supposed to do on an OS/machine/character-code
-combination that doesn't have the foggiest that there is such a thing
-as distinct "new line" and "carriage return" characters?  From the looks of
-the discussion here, I'd gather that OS9 is just such a beast and its C
-compiler is making the best of this brain damaged situation that it can.
-
-[Or perhaps, as Guy Harris likes to say, it "ain't C." :-) ]

As I said, it ISN'T C.

	Each of these escape sequences shall produce a unique implementation-
	defined value which can be stored in a single "char" object.  The
	external representations in a text file need not be identical to the
	internal representations, ...

		-- from X3J11/87-140 (X3.159-198x draft), section 2.2.2.

Notice the requirement, "unique".