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From: gwyn@smoke.brl.mil (Doug Gwyn)
Newsgroups: comp.unix.questions
Subject: Re: question about m4 - macro preprocessor
Message-ID: <14577@smoke.brl.mil>
Date: 26 Nov 90 22:13:30 GMT
References: <3201@mrsvr.UUCP>
Organization: U.S. Army Ballistic Research Laboratory, APG, MD.
Lines: 8

In article <3201@mrsvr.UUCP> carl@gemed.ge.com (Carl Crawford) writes:
>i am using the macro preprocessor m4 with files that are
>subsequently passed to troff. m4 replaces lines that 
>contain m4 commands with blank lines. the blank lines
>disrupt the text that is passed to troff. does anyone know 
>how to run m4 so that the blank lines can be eliminated?

Yes, end the m4 commands with a dnl command.