Re: [gentoo-user] What is libgcc_s.so.1?

[Grant <emailgrant@gmail.com>]

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> > I'm building a minimal Gentoo system but I always get the following
> > error when I try to chroot into the final system:
> >
> > /bin/bash: error while loading shared libraries: libgcc_s.so.1:
> > cannot open shared object file: No such file or directory
> >
> > I ran 'equery
> > b /usr/lib64/gcc/x86_64-pc-linux-gnu/4.5.4/libgcc_s.so.1' on one of
> > my conventionally-built Gentoo systems and the file isn't determined
> > to belong to any package.
> >
> > Where does this file come from and how can I add it to my
> > manually-built Gentoo system?
> >
> > I'm following these instructions to build the minimal Gentoo system:
> >
> > http://judepereira.com/blog/going-embedded-with-mgentoo/
> >
> > ROOT=/mounted/ emerge -auvND baselayout uclibc bash dropbear pam udev
> > iptables coreutils nano util-linux shadow kbd net-tools grep procps
> > gzip sed findutils mawk htop
> >
> > - Grant
>
> It comes from gcc. The ebuild install to /usr/lib, not /usr/lib64 like
> you searched for (one dir is a symlink to the other to make stuff work.)
>
> The only reference to libgcc_s in the ebuild comes from the toolchain
> eclass:
>
>                # libgcc_s  and, with gcc>=4.0, other libs get installed
in multilib specific locations by gcc
>                 # we pull everything together to simplify working
environment
>                 if has_multilib_profile ; then
>                         case $(tc-arch) in
>                                 amd64)
>                                         mv
"${D}${LIBPATH}"/../$(get_abi_LIBDIR amd64)/* "${D}${LIBPATH}"
>                                         mv
"${D}${LIBPATH}"/../$(get_abi_LIBDIR x86)/* "${D}${LIBPATH}"/32
>                                 ;;
>                                 ppc64)
>                                         # not supported yet, will have to
be adjusted when we
>                                         # actually build gnat for that
arch
>                                 ;;
>                         esac
>                 fi
>
> And that looks like it needs a multilib profile.
>
> Dunno how much if any that will help you.

Does this basically mean I must install gcc in order to have a working
system?  Jude doesn't install gcc but he doesn't know why I'm getting that
error.  I thought gcc was only necessary for compiling.

- Grant

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