From owner-cvs-all  Mon Apr  8 11:51:37 2002
Delivered-To: cvs-all@freebsd.org
Received: by hub.freebsd.org (Postfix, from userid 904)
	id F319D37B416; Mon,  8 Apr 2002 11:51:21 -0700 (PDT)
Date: Mon, 8 Apr 2002 11:51:21 -0700
From: Max Khon <fjoe@freebsd.org>
To: Peter Wemm <peter@wemm.org>
Cc: Alfred Perlstein <bright@mu.org>,
	Ruslan Ermilov <ru@FreeBSD.org>,
	Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>,
	"M. Warner Losh" <imp@village.org>, cvs-committers@FreeBSD.org,
	cvs-all@FreeBSD.org
Subject: Re: (using g++ for linkage) Re: cvs commit: src/gnu/usr.bin/gperf
Message-ID: <20020408115121.A50619@hub.freebsd.org>
References: <20020408164449.GD93885@elvis.mu.org> <20020408183757.36E4E38CC@overcee.wemm.org>
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
User-Agent: Mutt/1.2.5i
In-Reply-To: <20020408183757.36E4E38CC@overcee.wemm.org>; from peter@wemm.org on Mon, Apr 08, 2002 at 11:37:57AM -0700
Sender: owner-cvs-all@FreeBSD.ORG
Precedence: bulk
List-ID: <cvs-all.FreeBSD.ORG>
List-Archive: <http://docs.freebsd.org/mail/> (Web Archive)
List-Help: <mailto:majordomo@FreeBSD.ORG?subject=help> (List Instructions)
List-Subscribe: <mailto:majordomo@FreeBSD.ORG?subject=subscribe%20cvs-all>
List-Unsubscribe: <mailto:majordomo@FreeBSD.ORG?subject=unsubscribe%20cvs-all>
X-Loop: FreeBSD.ORG

hi, there!

On Mon, Apr 08, 2002 at 11:37:57AM -0700, Peter Wemm wrote:

> > * Ruslan Ermilov <ru@FreeBSD.org> [020408 01:39] wrote:
> > > > 
> > > OK, how about backing these out and committing this instead?
> > > 
> > > %%%
> > > Index: bsd.prog.mk
> > > +.if ${SRCS:M*.cc} != "" || ${SRCS:M*.C} != "" || ${SRCS:M*.cpp} != "" || \
> > > +    ${SRCS:M*.cxx} != ""
> > > +	${CXX} ${CFLAGS} ${LDFLAGS} -o ${.TARGET} ${OBJS} ${LDDESTDIR} ${LDADD}
> > > +.else
> > >  	${CC} ${CFLAGS} ${LDFLAGS} -o ${.TARGET} ${OBJS} ${LDDESTDIR} ${LDADD}
> > > +.endif
> > >  
> > >  .else !defined(SRCS)
> > >  
> > > %%%
> > 
> > I was about to propose something like this, nice work. :)
> 
> That's a partial solution, but would probably be enough for these few
> cases. For example, it doesn't detect when you have libxxx.a file with C++
> objects in it.
> 
> Also, it leaves out the dependency on libstdc++.  linking everything with
> c++(1) is a subset of adding to LDADD/DPADD.  The LDADD is taken care of,
> but the DPADD of ${LIBSTDCPLUSPLUS} is missing.  Only ${LIBC} is depended on.
> 
> It might be better to have a switch to specify c++ linking.
> 
> Or we could just leave it the way it is.

NetBSD's <bsd.prog.mk> allows to use PROG_CXX=foobar instead of PROG=foobar
to link using ${CXX} instead of ${CC}

/fjoe

To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe cvs-all" in the body of the message