#!/usr/bin/env bash

echo "---- LFS=${LFS}"
echo "---- LFS_TGT=${LFS_TGT}"

case $(uname --machine) in
    i?86)
        ln -sfv ld-linux.so.2 $LFS/lib/ld-lsb.so.3
    ;;
    x86_64)
        ln -sfv ../lib/ld-linux-x86-64.so.2 $LFS/lib64
        ln -sfv ../lib/ld-linux-x86-64.so.2 $LFS/lib64/ld-lsb-x86-64.so.3
    ;;
esac

patch -Np1 -i ../glibc-fhs-1.patch

mkdir --verbose build

cd build || return 1

echo "rootsbindir=/usr/sbin" > configparms

../configure                               \
      --prefix=/usr                        \
      --host=$LFS_TGT                  \
      --build=$(../scripts/config.guess) \
      --disable-nscd                       \
      libc_cv_slibdir=/usr/lib              \
      --enable-kernel=5.4

make
make DESTDIR="${LFS}" install

sed '/RTLDLIST=/s@/usr@@g' -i $LFS/usr/bin/ldd


echo 'int main(){}' | $LFS_TGT-gcc -x c - -v -Wl,--verbose &> dummy.log
grep -E -o "$LFS/lib.*/S?crt[1in].*succeeded" dummy.log || return 1
grep -B3 "^ $LFS/usr/include" dummy.log || return 1
grep 'SEARCH.*/usr/lib' dummy.log |sed 's|; |\n|g' || return 1
grep "/lib.*/libc.so.6 " dummy.log |grep 'succeeded' || return 1

case $(uname -m) in
    i?86)
        readelf -l a.out | grep ': /lib' | grep '/lib/ld-linux.so.2' || return 1 
        grep found dummy.log |grep '/mnt/lfs/usr/lib/ld-linux.so.2' || return 1
    ;;
    x86_64)
        readelf -l a.out | grep ': /lib' | grep '/lib64/ld-linux-x86-64.so.2' || return 1 
        grep found dummy.log |grep '/mnt/lfs/usr/lib/ld-linux-x86-64.so.2' || return 1
    ;;
esac