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From: guy%gorodish@Sun.COM (Guy Harris)
Newsgroups: comp.lang.c
Subject: Re: Incrementing of preprocessor symbols
Message-ID: <16911@sun.uucp>
Date: Fri, 17-Apr-87 12:39:33 EST
Article-I.D.: sun.16911
Posted: Fri Apr 17 12:39:33 1987
Date-Received: Sun, 19-Apr-87 12:15:19 EST
References: <3424@vrdxhq.UUCP>
Sender: news@sun.uucp
Reply-To: guy@sun.UUCP (Guy Harris)
Organization: Sun Microsystems, Mountain View
Lines: 9

>Everything is quite easy to do with a #define, except the handling of <n>.  We
>would like the <n> to increment with each expansion encountered in the source,
>i.e. with each "assert" in the text.  The <n> helps distinguish the different 
>assertions on VMS, where C does not expand __FILE__ and __LINE__ as it does
>on Sun, Sequent, VAX UNIX, and VAX Ultrix.

Tell DEC to get with the program and implement __FILE__ and __LINE__
under VMS before they are forced to by requirements for ANSI C
conformance.