From mboxrd@z Thu Jan  1 00:00:00 1970
X-Msuck: nntp://news.gmane.org/gmane.linux.lib.musl.general/13833
Path: news.gmane.org!.POSTED.blaine.gmane.org!not-for-mail
From: Szabolcs Nagy <nsz@port70.net>
Newsgroups: gmane.linux.lib.musl.general
Subject: Re: Re: [PATCH] Enable multilib support when building with
 musl-gcc
Date: Thu, 21 Feb 2019 15:44:57 +0100
Message-ID: <20190221144456.GW21289@port70.net>
References: <20190130213815.19267-1-larrowe.semaj11@gmail.com>
 <CAEfvv4J+Wx5JbWZj758_5-egQz_ke55dvpVxZfATNz_v5xQnMA@mail.gmail.com>
Reply-To: musl@lists.openwall.com
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Injection-Info: blaine.gmane.org; posting-host="blaine.gmane.org:195.159.176.226";
	logging-data="88309"; mail-complaints-to="usenet@blaine.gmane.org"
User-Agent: Mutt/1.10.1 (2018-07-13)
Cc: James Larrowe <larrowe.semaj11@gmail.com>
To: musl@lists.openwall.com
Original-X-From: musl-return-13849-gllmg-musl=m.gmane.org@lists.openwall.com Thu Feb 21 15:45:11 2019
Return-path: <musl-return-13849-gllmg-musl=m.gmane.org@lists.openwall.com>
Envelope-to: gllmg-musl@m.gmane.org
Original-Received: from mother.openwall.net ([195.42.179.200])
	by blaine.gmane.org with smtp (Exim 4.89)
	(envelope-from <musl-return-13849-gllmg-musl=m.gmane.org@lists.openwall.com>)
	id 1gwpb5-000MmT-FV
	for gllmg-musl@m.gmane.org; Thu, 21 Feb 2019 15:45:11 +0100
Original-Received: (qmail 32164 invoked by uid 550); 21 Feb 2019 14:45:09 -0000
Mailing-List: contact musl-help@lists.openwall.com; run by ezmlm
Precedence: bulk
List-Post: <mailto:musl@lists.openwall.com>
List-Help: <mailto:musl-help@lists.openwall.com>
List-Unsubscribe: <mailto:musl-unsubscribe@lists.openwall.com>
List-Subscribe: <mailto:musl-subscribe@lists.openwall.com>
List-ID: <musl.lists.openwall.com>
Original-Received: (qmail 32146 invoked from network); 21 Feb 2019 14:45:08 -0000
Mail-Followup-To: musl@lists.openwall.com,
	James Larrowe <larrowe.semaj11@gmail.com>
Content-Disposition: inline
In-Reply-To: <CAEfvv4J+Wx5JbWZj758_5-egQz_ke55dvpVxZfATNz_v5xQnMA@mail.gmail.com>
Xref: news.gmane.org gmane.linux.lib.musl.general:13833
Archived-At: <http://permalink.gmane.org/gmane.linux.lib.musl.general/13833>

* James Larrowe <larrowe.semaj11@gmail.com> [2019-02-21 09:22:26 -0500]:
> Ping. Is there anything wrong with this? It works for me.

it breaks all targets that musl supports except x86_64

a multilib toolchain does not have separate include paths
for different abis so even on x86_64, -m32 or -mx32
would use the wrong headers.

> On Wed, Jan 30, 2019 at 4:38 PM James Larrowe <larrowe.semaj11@gmail.com>
> wrote:
> 
> > Somewhat incomplete; enables using 32-bit musl-gcc
> > on a 64-bit system
> >
> > Signed-off-by: James Larrowe <larrowe.semaj11@gmail.com>
> > ---
> >  tools/musl-gcc.specs.sh | 4 +++-
> >  1 file changed, 3 insertions(+), 1 deletion(-)
> >
> > diff --git a/tools/musl-gcc.specs.sh b/tools/musl-gcc.specs.sh
> > index 30492574..a73e6656 100644
> > --- a/tools/musl-gcc.specs.sh
> > +++ b/tools/musl-gcc.specs.sh
> > @@ -23,7 +23,9 @@ libgcc.a%s %:if-exists(libgcc_eh.a%s)
> >  crtendS.o%s $libdir/crtn.o
> >
> >  *link:
> > --dynamic-linker $ldso -nostdlib %{shared:-shared} %{static:-static}
> > %{rdynamic:-export-dynamic}
> > +-dynamic-linker $ldso -nostdlib %{shared:-shared} %{static:-static} \
> > + %{rdynamic:-export-dynamic} %{m64:-melf_x86_64} %{mx32:-melf32_x86_64} \
> > + %{m32:-melf_i386}
> >
> >  *esp_link:
> >
> > --
> > 2.20.1
> >
> >