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Date: Fri, 5 Aug 2016 19:30:46 -0400
From: Rich Felker <dalias@...c.org>
To: musl@...ts.openwall.com
Subject: Re: ./configure errors witn musl-gcc (zlib library conflict
 when building openssh)

On Fri, Aug 05, 2016 at 04:26:05PM -0700, Khem Raj wrote:
> On 16-08-05 18:32:14, Assaf Gordon wrote:
> > Hello,
> > 
> > I'm trying to build openssh on Ubuntu with musl-gcc, and encountered a problem during "./configure" due to required library (zlib) which causes conflicts between the system's glibc and musl-libc.
> > 
> > There is probably a simple solution, but I couldn't find one.
> > 
> > The system is Ubuntu 14.04 LTS, gcc 4.8.4.
> > musl is 1.1.15 built from source, installed to /usr/local/musl .
> > 
> > First, I build zlib using musl-gcc:
> > 
> >      wget http://zlib.net/zlib-1.2.8.tar.gz
> >      tar -xf zlib-1.2.8.tar.gz
> >      cd zlib-1.2.8
> >      CC=musl-gcc ./configure
> >      make
> > 
> > This works well (note I did not install it with 'sudo make install').
> > 
> > Second, I try to build openssh:
> > 
> >     git clone https://github.com/openssh/openssh-portable
> >     cd openssh-portable
> >     autoreconf -if
> >     CC=musl-gcc ./configure --without-stackprotect --with-zlib=/home/ubuntu/sources/zlib-1.2.8
> 
> I think you need to point it to a staged install of zlib, so may be run make DESTDIR="some/location" install
> when building zlib

That may also be true, but if so, the result of failure to do so
should be failure to find the library at all, not using a
glibc-ecosystem copy of library.

Rich

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