Best way to override user's CFLAGS in a port?

Franz Klammer klammer at
Tue Sep 7 09:48:26 PDT 2004

John Polstra wrote:
> The ezm3 port has to be built with an optimization level of -O, and
> that's not likely to change any time soon.  Some users, especially
> users of -current where -O2 is officially supported, are getting
> burned by that.  What is the best way for me to change the ezm3 port's
> Makefile so that -O will be used regardless of the user's environment
> or /etc/make.conf settings?

you can add something like this to /etc/make.conf to set
CFLAGS only for lang/ezm3:

.if ${.CURDIR} == "/usr/ports/lang/ezm3"
CFLAGS= -O2 -pipe


write your CFLAGS into

of course you can write CFLAGS+= -O2 if you want only add -O2.


> Thanks,
> John

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