#!/bin/bash
set -e

mkdir -p mpfr gmp mpc
tar -xf ../mpfr-*.tar.xz -C mpfr --strip-components=1
tar -xf ../gmp-*.tar.xz -C gmp --strip-components=1
tar -xf ../mpc-*.tar.gz -C mpc --strip-components=1

case $(uname -m) in
  x86_64)
    sed -e '/m64=/s/lib64/lib/' \
        -i.orig gcc/config/i386/t-linux64
 ;;
esac

mkdir -v build
cd build || exit 1

../configure \
    --target="${LFS_TGT}" \
    --prefix="${LFS}"/tools \
    --with-glibc-version=2.11 \
    --with-sysroot="${LFS}" \
    --with-newlib \
    --without-headers \
    --enable-initfini-array \
    --disable-nls \
    --disable-shared \
    --disable-multilib \
    --disable-decimal-float \
    --disable-threads \
    --disable-libatomic \
    --disable-libgomp \
    --disable-libquadmath \
    --disable-libssp \
    --disable-libvtv \
    --disable-libstdcxx \
    --enable-languages=c,c++ &&

make &&
make -j1 install &&

cd ..
cat gcc/limitx.h gcc/glimits.h gcc/limity.h > \
	"$(dirname "$("${LFS_TGT}"-gcc -print-libgcc-file-name)")"/install-tools/include/limits.h