#!/bin/bash

source ~/.bashrc

source vars.sh

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Starting 5.2. ""$LFS_BINUTILS"" - Pass 1" >> build.log

tar xf "$LFS_BINUTILS".tar.*
cd "$LFS_BINUTILS" || exit
mkdir -v build
cd       build || exit
../configure --prefix=$LFS/tools \
             --with-sysroot=$LFS \
             --target=$LFS_TGT   \
             --disable-nls       \
             --enable-gprofng=no \
             --disable-werror    \
             --enable-new-dtags  \
             --enable-default-hash-style=gnu
make
make install
cd ../..
rm -rf "$LFS_BINUTILS"

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Finished 5.2. ""$LFS_BINUTILS"" - Pass 1" >> build.log

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Starting 5.3. ""$LFS_GCC"" - Pass 1" >> build.log

tar xf "$LFS_GCC".tar.*
cd "$LFS_GCC" || exit
tar -xf ../"$LFS_MPFR".tar.*
mv -v "$LFS_MPFR" mpfr
tar -xf ../"$LFS_GMP".tar.*
mv -v "$LFS_GMP" gmp
tar -xf ../"$LFS_MPC".tar.*
mv -v "$LFS_MPC" mpc
case $(uname -m) in
  x86_64)
    sed -e '/m64=/s/lib64/lib/' \
        -i.orig gcc/config/i386/t-linux64
 ;;
esac
mkdir -v build
cd       build || exit
../configure                  \
    --target=$LFS_TGT         \
    --prefix=$LFS/tools       \
    --with-glibc-version=2.40 \
    --with-sysroot=$LFS       \
    --with-newlib             \
    --without-headers         \
    --enable-default-pie      \
    --enable-default-ssp      \
    --disable-nls             \
    --disable-shared          \
    --disable-multilib        \
    --disable-threads         \
    --disable-libatomic       \
    --disable-libgomp         \
    --disable-libquadmath     \
    --disable-libssp          \
    --disable-libvtv          \
    --disable-libstdcxx       \
    --enable-languages=c,c++
make
make 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
cd ..
rm -rf "$LFS_GCC"

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Finished 5.3. ""$LFS_GCC"" - Pass 1" >> build.log

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Starting 5.4. ""$LFS_LINUX"" API Headers" >> build.log

tar xf "$LFS_LINUX".tar.*
cd "$LFS_LINUX" || exit
make mrproper
make headers
find usr/include -type f ! -name '*.h' -delete
cp -rv usr/include $LFS/usr
cd ..
rm -rf "$LFS_LINUX"

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Finished 5.4. ""$LFS_LINUX"" API Headers" >> build.log

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Starting 5.5. ""$LFS_GLIBC""" >> build.log

tar xf "$LFS_GLIBC".tar.*
cd "$LFS_GLIBC" || exit
case $(uname -m) 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 $LFS/lib64/ld-lsb-x86-64.so.3
    ;;
esac
patch -Np1 -i ../"$LFS_GLIBC"-fhs-1.patch
mkdir -v build
cd       build || exit
echo "rootsbindir=/usr/sbin" > configparms
../configure                             \
      --prefix=/usr                      \
      --host=$LFS_TGT                    \
      --build=$(../scripts/config.guess) \
      --enable-kernel=4.19               \
      --with-headers=$LFS/usr/include    \
      --disable-nscd                     \
      libc_cv_slibdir=/usr/lib          
make
make DESTDIR=$LFS install
sed '/RTLDLIST=/s@/usr@@g' -i $LFS/usr/bin/ldd
echo 'At this point, it is imperative to stop and ensure that the basic functions (compiling and linking) of the new toolchain are working as expected.'
echo 'int main(){}' | $LFS_TGT-gcc -xc -
readelf -l a.out | grep ld-linux
echo 'If everything is working correctly, there should be no errors, and the output of the last command will be of the form: [Requesting program interpreter: /lib64/ld-linux-x86-64.so.2]'
sleep 10
rm -v a.out
cd ../..
rm -rf "$LFS_GLIBC"

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Finished 5.5. ""$LFS_GLIBC""" >> build.log

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Starting 5.6. Libstdc++ from ""$LFS_GCC""" >> build.log

tar xf "$LFS_GCC".tar.*
cd "$LFS_GCC" || exit
mkdir -v build
cd       build || exit
../libstdc++-v3/configure           \
    --host=$LFS_TGT                 \
    --build=$(../config.guess)      \
    --prefix=/usr                   \
    --disable-multilib              \
    --disable-nls                   \
    --disable-libstdcxx-pch         \
    --with-gxx-include-dir=/tools/$LFS_TGT/include/c++/14.2.0
make
make DESTDIR=$LFS install
rm -v $LFS/usr/lib/lib{stdc++{,exp,fs},supc++}.la
cd ../..
rm -rf "$LFS_GCC"

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Finished 5.6. Libstdc++ from ""$LFS_GCC""" >> build.log

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Starting 6.2. ""$LFS_M4""" >> build.log

tar xf "$LFS_M4".tar.*
cd "$LFS_M4" || exit
./configure --prefix=/usr   \
            --host=$LFS_TGT \
            --build=$(build-aux/config.guess)
make
make DESTDIR=$LFS install
cd ..
rm -rf "$LFS_M4"

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Finished 6.2. ""$LFS_M4""" >> build.log

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Starting 6.3. ""$LFS_NCURSES""" >> build.log

tar xf "$LFS_NCURSES".tar.*
cd "$LFS_NCURSES" || exit
sed -i s/mawk// configure
mkdir build
pushd build
  ../configure
  make -C include
  make -C progs tic
popd
./configure --prefix=/usr                \
            --host=$LFS_TGT              \
            --build=$(./config.guess)    \
            --mandir=/usr/share/man      \
            --with-manpage-format=normal \
            --with-shared                \
            --without-normal             \
            --with-cxx-shared            \
            --without-debug              \
            --without-ada                \
            --disable-stripping         
            
make
make DESTDIR=$LFS TIC_PATH=$(pwd)/build/progs/tic install
ln -sv libncursesw.so $LFS/usr/lib/libncurses.so
sed -e 's/^#if.*XOPEN.*$/#if 1/' \
    -i $LFS/usr/include/curses.h
cd ..
rm -rf "$LFS_NCURSES"

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Finished 6.3. ""$LFS_NCURSES""" >> build.log

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Starting 6.4. ""$LFS_BASH""" >> build.log

tar xf "$LFS_BASH".tar.*
cd "$LFS_BASH" || exit
./configure --prefix=/usr                      \
            --build=$(sh support/config.guess) \
            --host=$LFS_TGT                    \
            --without-bash-malloc              \
            bash_cv_strtold_broken=no         
make
make DESTDIR=$LFS install
ln -sv bash $LFS/bin/sh
cd ..
rm -rf "$LFS_BASH"

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Finished 6.4. ""$LFS_BASH""" >> build.log

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Starting 6.5. ""$LFS_COREUTILS""" >> build.log

tar xf "$LFS_COREUTILS".tar.*
cd "$LFS_COREUTILS" || exit
./configure --prefix=/usr                     \
            --host=$LFS_TGT                   \
            --build=$(build-aux/config.guess) \
            --enable-install-program=hostname \
            --enable-no-install-program=kill,uptime
make
make DESTDIR=$LFS install
mv -v $LFS/usr/bin/chroot              $LFS/usr/sbin
mkdir -pv $LFS/usr/share/man/man8
mv -v $LFS/usr/share/man/man1/chroot.1 $LFS/usr/share/man/man8/chroot.8
sed -i 's/"1"/"8"/'                    $LFS/usr/share/man/man8/chroot.8
cd ..
rm -rf "$LFS_COREUTILS"

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Finished 6.5. ""$LFS_COREUTILS""" >> build.log

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Starting 6.6. ""$LFS_DIFFUTILS""" >> build.log

tar xf "$LFS_DIFFUTILS".tar.*
cd "$LFS_DIFFUTILS" || exit
./configure --prefix=/usr   \
            --host=$LFS_TGT \
            --build=$(./build-aux/config.guess)
make
make DESTDIR=$LFS install
cd ..
rm -rf "$LFS_DIFFUTILS"

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Finished 6.6. ""$LFS_DIFFUTILS""" >> build.log

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Starting 6.7. ""$LFS_FILE""" >> build.log

tar xf "$LFS_FILE".tar.*
cd "$LFS_FILE" || exit
mkdir build
pushd build
  ../configure --disable-bzlib      \
               --disable-libseccomp \
               --disable-xzlib      \
               --disable-zlib      
  make
popd
./configure --prefix=/usr --host=$LFS_TGT --build=$(./config.guess)
make FILE_COMPILE=$(pwd)/build/src/file
make DESTDIR=$LFS install
rm -v $LFS/usr/lib/libmagic.la
cd ..
rm -rf "$LFS_FILE"

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Finished 6.7. ""$LFS_FILE""" >> build.log

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Starting 6.8. ""$LFS_FINDUTILS""" >> build.log

tar xf "$LFS_FINDUTILS".tar.*
cd "$LFS_FINDUTILS" || exit
./configure --prefix=/usr                   \
            --localstatedir=/var/lib/locate \
            --host=$LFS_TGT                 \
            --build=$(build-aux/config.guess)
make
make DESTDIR=$LFS install
cd ..
rm -rf "$LFS_FINDUTILS"

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Finished 6.8. ""$LFS_FINDUTILS""" >> build.log

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Starting 6.9. ""$LFS_GAWK""" >> build.log

tar xf "$LFS_GAWK".tar.*
cd "$LFS_GAWK" || exit
sed -i 's/extras//' Makefile.in
./configure --prefix=/usr   \
            --host=$LFS_TGT \
            --build=$(build-aux/config.guess)
make
make DESTDIR=$LFS install
cd ..
rm -rf "$LFS_GAWK"

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Finished 6.9. ""$LFS_GAWK""" >> build.log

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Starting 6.10. ""$LFS_GREP""" >> build.log

tar xf "$LFS_GREP".tar.*
cd "$LFS_GREP" || exit
./configure --prefix=/usr   \
            --host=$LFS_TGT \
            --build=$(./build-aux/config.guess)
make
make DESTDIR=$LFS install
cd ..
rm -rf "$LFS_GREP"

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Finished 6.10. ""$LFS_GREP""" >> build.log

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Starting 6.11. ""$LFS_GZIP""" >> build.log

tar xf "$LFS_GZIP".tar.*
cd "$LFS_GZIP" || exit
./configure --prefix=/usr --host=$LFS_TGT
make
make DESTDIR=$LFS install
cd ..
rm -rf "$LFS_GZIP"

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Finished 6.11. ""$LFS_GZIP""" >> build.log

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Starting 6.12. ""$LFS_MAKE""" >> build.log

tar xf "$LFS_MAKE".tar.*
cd "$LFS_MAKE" || exit
./configure --prefix=/usr   \
            --without-guile \
            --host=$LFS_TGT \
            --build=$(build-aux/config.guess)
make
make DESTDIR=$LFS install
cd ..
rm -rf "$LFS_MAKE"

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Finished 6.12. ""$LFS_MAKE""" >> build.log

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Starting 6.13. ""$LFS_PATCH""" >> build.log

tar xf "$LFS_PATCH".tar.*
cd "$LFS_PATCH" || exit
./configure --prefix=/usr   \
            --host=$LFS_TGT \
            --build=$(build-aux/config.guess)
make
make DESTDIR=$LFS install
cd ..
rm -rf "$LFS_PATCH"

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Finished 6.13. ""$LFS_PATCH""" >> build.log

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Starting 6.14. ""$LFS_SED""" >> build.log

tar xf "$LFS_SED".tar.*
cd "$LFS_SED" || exit
./configure --prefix=/usr   \
            --host=$LFS_TGT \
            --build=$(./build-aux/config.guess)
make
make DESTDIR=$LFS install
cd ..
rm -rf "$LFS_SED"

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Finished 6.14. ""$LFS_SED""" >> build.log

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Starting 6.15. ""$LFS_TAR""" >> build.log

tar xf "$LFS_TAR".tar.*
cd "$LFS_TAR" || exit
./configure --prefix=/usr                     \
            --host=$LFS_TGT                   \
            --build=$(build-aux/config.guess)
            
make
make DESTDIR=$LFS install
cd ..
rm -rf "$LFS_TAR"

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Finished 6.15. ""$LFS_TAR""" >> build.log

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Starting 6.16. ""$LFS_XZ""" >> build.log

tar xf "$LFS_XZ".tar.*
cd "$LFS_XZ" || exit
./configure --prefix=/usr                     \
            --host=$LFS_TGT                   \
            --build=$(build-aux/config.guess) \
            --disable-static                  \
            --docdir=/usr/share/doc/xz-5.6.2 
            
make
make DESTDIR=$LFS install
rm -v $LFS/usr/lib/liblzma.la
cd ..
rm -rf "$LFS_XZ"

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Finished 6.16. ""$LFS_XZ""" >> build.log

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Starting 6.17. ""$LFS_BINUTILS"" - Pass 2" >> build.log

tar xf "$LFS_BINUTILS".tar.*
cd "$LFS_BINUTILS" || exit
sed '6009s/$add_dir//' -i ltmain.sh
mkdir -v build
cd       build || exit
../configure                   \
    --prefix=/usr              \
    --build=$(../config.guess) \
    --host=$LFS_TGT            \
    --disable-nls              \
    --enable-shared            \
    --enable-gprofng=no        \
    --disable-werror           \
    --enable-64-bit-bfd        \
    --enable-new-dtags         \
    --enable-default-hash-style=gnu
make
make DESTDIR=$LFS install
rm -v $LFS/usr/lib/lib{bfd,ctf,ctf-nobfd,opcodes,sframe}.{a,la}
cd ../..
rm -rf "$LFS_BINUTILS"

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Finished 6.17. ""$LFS_BINUTILS"" - Pass 2" >> build.log

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Starting 6.18. ""$LFS_GCC"" - Pass 2" >> build.log

tar xf "$LFS_GCC".tar.*
cd "$LFS_GCC" || exit
tar -xf ../"$LFS_MPFR".tar.*
mv -v "$LFS_MPFR" mpfr
tar -xf ../"$LFS_GMP".tar.*
mv -v "$LFS_GMP" gmp
tar -xf ../"$LFS_MPC".tar.*
mv -v "$LFS_MPC" mpc
case $(uname -m) in
  x86_64)
    sed -e '/m64=/s/lib64/lib/' -i.orig gcc/config/i386/t-linux64
  ;;
esac
sed '/thread_header =/s/@.*@/gthr-posix.h/' \
    -i libgcc/Makefile.in libstdc++-v3/include/Makefile.in
mkdir -v build
cd       build || exit
../configure                                       \
    --build=$(../config.guess)                     \
    --host=$LFS_TGT                                \
    --target=$LFS_TGT                              \
    LDFLAGS_FOR_TARGET=-L$PWD/$LFS_TGT/libgcc      \
    --prefix=/usr                                  \
    --with-build-sysroot=$LFS                      \
    --enable-default-pie                           \
    --enable-default-ssp                           \
    --disable-nls                                  \
    --disable-multilib                             \
    --disable-libatomic                            \
    --disable-libgomp                              \
    --disable-libquadmath                          \
    --disable-libsanitizer                         \
    --disable-libssp                               \
    --disable-libvtv                               \
    --enable-languages=c,c++                      
make
make DESTDIR=$LFS install
ln -sv gcc $LFS/usr/bin/cc
cd ../..
rm -rf "$LFS_GCC"

CURRENT_DATE_TIME=$(date +"%Y-%m-%d %T")
echo "$CURRENT_DATE_TIME: Finished 6.18. ""$LFS_GCC"" - Pass 2" >> build.log

echo "Enter the chroot environment as the root user:"
echo "bash chroot.sh"