Path: utzoo!attcan!utgpu!jarvis.csri.toronto.edu!mailrus!purdue!decwrl!ucbvax!hplabs!hp-pcd!hpcvia!brianh
From: brianh@hpcvia.CV.HP.COM (brian_helterline)
Newsgroups: comp.lang.c
Subject: Re: A new one on me...
Message-ID: <18060004@hpcvia.CV.HP.COM>
Date: 30 Nov 89 16:07:19 GMT
References: <1989Nov28.221224.6106@world.std.com>
Organization: Hewlett-Packard Co., Corvallis, Oregon
Lines: 29

bzs@world.std.com (Barry Shein) writes:

>In a pd program I ran into a line like this:
>
>	if(c == '')
>	...

>Sun 4.0.3 cc gives me a non-fatal error (empty character constant.)

>Is there any meaning assigned to this? I assume it meant something in
>Turbo/C (under which the program was developed.)

>It surprised me enough that I thought the language lawyers would be at
>least amused. Darn, we could have used that for our favorite feature!
>-- 
>        -Barry Shein

>Software Tool & Die, Purveyors to the Trade         | bzs@world.std.com
>1330 Beacon St, Brookline, MA 02146, (617) 739-0202 | {xylogics,uunet}world!bzs
>----------

	I believe the code was comparing c to the null character '\0' 
	although I have never seen an C that looked like that.


-------------------------------------------------------------------------------
Brian Helterline                                        brianh@hpcvia.cv.HP.COM
Hewlett Packard                                         ..!hp-pcd!hpcvia!brianh
Corvallis, OR  97330                            "Life's a beach, then you fry!"