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From: geels@cs.vu.nl (Arnold Geels)
Newsgroups: comp.lang.c
Subject: Re: Compiler gen'd depends (was: nested includes)
Message-ID: <9734@star.cs.vu.nl>
Date: 17 Apr 91 09:03:29 GMT
References: <1991Apr17.003928.23530@news.iastate.edu>
Sender: news@cs.vu.nl
Lines: 19

john@iastate.edu (Hascall John Paul) writes:

>   For those with Ultrix, you may want to check out the undocumented
>(in my old docs anyhow) option "-Em", as in this simple-minded example:
>
>      $(CC) -Em $(CFLAGS) $(DEFINES) $(CSOURCES) >>Makefile
>
>John

Gcc and cc (Sun) both have a documented -M flag that tells the compiler to
generate makefile dependencies. Gcc also has the -MM flag (exclude system
header files).

Arno1d.

----------------
Arnold Geels
Vrije Universiteit Amsterdam
The Netherlands.