Date: Thu, 29 Nov 2012 11:46:38 -0500 From: Nikolai Lifanov <lifanov@mail.lifanov.com> To: Alberto Villa <avilla@FreeBSD.org> Cc: Tobias Rehbein <tobias.rehbein@web.de>, freebsd-ports@freebsd.org Subject: Re: How to handle WITH_CLANG_IS_CC in ports Message-ID: <50B7916E.4070102@mail.lifanov.com> In-Reply-To: <CAJp7RHY17pm_FNMn6vUHELU8FPBMhC0nWKVRYNPY3FRdpULUuA@mail.gmail.com> References: <20121125114918.GA35966@oshi.local> <CAJp7RHZuB2t=QAVs3QwAqz7T%2BMbwiL1mMz8o9u0C4S%2BBKX_3Lg@mail.gmail.com> <20121127162737.GB1790@oshi.local> <CAJp7RHY17pm_FNMn6vUHELU8FPBMhC0nWKVRYNPY3FRdpULUuA@mail.gmail.com>
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On 11/29/2012 10:12 AM, Alberto Villa wrote:> On Tue, Nov 27, 2012 at 5:27 PM, Tobias Rehbein <tobias.rehbein@web.de> wrote: >> Is there any chance you turn this into a generic Mk macro? > > I don't think so, it would mean running `cc --version` on every > bsd.port.mk inclusion. > -- > Alberto Villa, FreeBSD committer <avilla@FreeBSD.org> > http://people.FreeBSD.org/~avilla > What I meant is to add something like a "setcc" target that port Makefiles (that need this) can call. This logic: setcc: @if [ ! -z "`cc -v 2>&1|grep clang`" ] ; then \ CC?= clang; \ else \ CC?= gcc; \ fi Or this logic: setcc: @if [ -z "$CC" ] ; then \ CC=`cc -v 2>&1|\ sed '/version/!d;s/.*\(clang\).*/\1/;s/.*\(gcc\).*/\1/'` fi Then, in the Makefile, use it like this: post-patch: setcc
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