Path: utzoo!utgpu!news-server.csri.toronto.edu!rutgers!att!cbnews!mvadh
From: mvadh@cbnews.att.com (andrew.d.hay)
Newsgroups: comp.unix.questions
Subject: Re: question about m4 - macro preprocessor
Message-ID: <1990Nov27.130237.15261@cbnews.att.com>
Date: 27 Nov 90 13:02:37 GMT
References: <3201@mrsvr.UUCP>
Distribution: na
Organization: AT&T Bell Laboratories
Lines: 16

In article <3201@mrsvr.UUCP>, carl@gemed (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?

it's easy -- add "dnl" to the end of each m4 macro definition.
this deletes the newline that otherwise automatically follows
the definition.

-- 
Andrew Hay		+------------------------------------------------------+
Ragged Individualist	| 	You just have _N_O idea!  It's the difference    |
AT&T-BL Ward Hill MA	|	between _S_H_O_O_T_I_N_G a bullet and _T_H_R_O_W_I_N_G it!     |
a.d.hay@att.com		+------------------------------------------------------+