Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!usc!elroy.jpl.nasa.gov!ncar!ico!dougm
From: dougm@ico.isc.com (Doug McCallum)
Newsgroups: comp.unix.programmer
Subject: Re: mkdep program for SysV (Xenix/Unix)
Message-ID: <1990Dec14.160231.8727@ico.isc.com>
Date: 14 Dec 90 16:02:31 GMT
References: <1990Dec13.010143@cs.yale.edu> <1990Dec14.023842.21164@robobar.co.uk>
Reply-To: dougm@ico.ISC.COM (Doug McCallum)
Organization: Interactive Systems Corp., Boulder CO
Lines: 8

In article <1990Dec14.023842.21164@robobar.co.uk> ronald@robobar.co.uk (Ronald S H Khoo) writes:
...
>One fast and accurate way to make dependencies for makefiles is to use gcc -M.
>(Doug's asking about Xenix/Sys V, so he'd need gcc.  BSD cc has -M doesn't it?)
...
The System V.3 cc has an option similar to the -M option.  
	cc -P -H $CFLAGS file.c 2>&1 | sed "s;^;file.c:;"
is almost what -M does.