From mboxrd@z Thu Jan  1 00:00:00 1970
From: ludo@gnu.org (Ludovic =?utf-8?Q?Court=C3=A8s?=)
Subject: Re: Glibc/Hurd Building
Date: Fri, 28 Mar 2014 10:02:49 +0100
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In-Reply-To: <CAFtzXzP6FaVZ5_8GmPeUEkTHv2WPf7HuzP5TRyc8cez=SBw_bA@mail.gmail.com>
	(Manolis Ragkousis's message of "Thu, 27 Mar 2014 21:44:37 +0000")
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To: Manolis Ragkousis <manolis837@gmail.com>
Cc: Guix-devel@gnu.org

Manolis Ragkousis <manolis837@gmail.com> skribis:

> While building glibc, with ./pre-inst-env guix build -e '((@@ (gnu packag=
es
> cross-base) cross-gcc) "i686-pc-gnu")' I noticed in the config.log file
> this:
>
>>  COLLECT_GCC=3Dgcc
>>
> COLLECT_LTO_WRAPPER=3D/gnu/store/z8qifq9172ad17a7mxg9w8jq51axwwqr-gcc-4.8=
.2/libexec/gcc/x86_64-unknown-linux-gnu/4.8.2/lto-wrapper
>>  Target: x86_64-unknown-linux-gnu

[...]

> It was created by GNU C Library configure (see version.h), which was
> generated by GNU Autoconf 2.68.  Invocation command line was
>
>   $ ../source/configure CONFIG_SHELL=3D/gnu/store/281n6ma5jxy9sb3nwc09mzp=
qx43vczr6-bash-4.2/bin/bash SHELL=3D/gnu/store/281n6ma5jxy9sb3nwc09mzpqx43v=
czr6-bash-4.2/bin/bash --prefix=3D/gnu/store/c4z6ggr03cz9ary8pi8rzdwikrzyn4=
as-glibc-hurd-cross-i686-pc-gnu-2.18 --enable-fast-install LDFLAGS=3D-m32 -=
-without-cvs --enable-add-ons --build=3Di686-pc-gnu --target=3Di686-pc-gnu =
--disable-profile --disable-multi-arch --disable-sanity-checks --disable-ns=
cd --enable-obsolete-rpc --enable-stackguard-randomization libc_cv_localedi=
r=3D/gnu/store/g99nvj3xcncswig8mhmpz6d091pgs6fr-glibc-hurd-cross-i686-pc-gn=
u-2.18-locales/share/locale BASH_SHELL=3D/gnu/store/281n6ma5jxy9sb3nwc09mzp=
qx43vczr6-bash-4.2/bin/bash build_alias=3Di686-pc-gnu target_alias=3Di686-p=
c-gnu --no-create --no-recursion

Here glibc is configured with --build=3Di686-pc-gnu --target=3Di686-pc-gnu;
thus ./configure thinks it=E2=80=99s a native build on GNU/Hurd.

Instead glibc should be configure with just --host=3Di686-pc-gnu (and no
need for -m32 either.)  This is what =E2=80=98cross-libc=E2=80=99 does.

HTH!

Ludo=E2=80=99.