#!/bin/bash main() { eal.setup.env eal.setup.toolchain } function eal.setup.env() { echo "The installer is about to begin setting up the environment. Please wait..." sleep 2 cat > ~/.bash_profile << "EOF" exec env -i HOME=$HOME TERM=$TERM PS1='\u:\w\$ ' /bin/bash EOF cat > ~/.bashrc << "EOF" set +h umask 022 LFS=/mnt/lfs LC_ALL=POSIX LFS_TGT=$(uname -m)-lfs-linux-gnu PATH=/usr/bin if [ ! -L /bin ]; then PATH=/bin:$PATH; fi PATH=$LFS/tools/bin:$PATH CONFIG_SITE=$LFS/usr/share/config.site MAKEFLAGS=-j$(nproc) export LFS LC_ALL LFS_TGT PATH CONFIG_SITE MAKEFLAGS EOF source ~/.bash_profile } function eal.notification.buildconf() {echo "I: -- The installer is now configuring the build options --" && sleep 0.2} function eal.notification.compiling() {echo "I: -- The installer is now compiling the package $EIR_PKG --" && sleep 0.2} function eal.notification.installing() {echo "I: -- The installer is now installing the package $EIR_PKG --" && sleep 0.2} function eal.notification.extracting() {echo "I: -- The installer is now extracting the necessary archives for $EIR_PKG --" && sleep 0.2} function eal.emergencyAlert() {echo -e "\a" && sleep 0.1 && echo -e "\07" && sleep 0.1 && tput bel} function eal.setup.toolchain() { echo -e "I: The detected system triplet is $(/usr/bin/gcc -dumpmachine)." export LFS_TGT=$(/usr/bin/gcc -dumpmachine) echo } function eal.install.cross-toolchain() { cd $LFS/sources/ EIR_PKG=binutils eal.notification.extracting sleep 0.5 tar -xvf $LFS/sources/binutils-2.43.1.tar.xz cd $LFS/sources/binutils-2.43.1/ mkdir -v build cd build eal.notification.buildconf sleep 0.5 ../configure --prefix=$LFS/tools \ --with-sysroot=$LFS \ --target=$LFS_TGT \ --disable-nls \ --enable-gprofng=no \ --disable-werror \ --enable-new-dtags \ --enable-default-hash-style=gnu eal.notification.compiling make eal.notification.installing make install eal.notification.extracting pushd $LFS/sources/ tar -xvf gcc-14.2.0.tar.xz mv -v gcc-14.2.0 gcc pushd $LFS/sources/gcc/ tar -xf ../mpfr-4.2.1.tar.xz mv -v mpfr-4.2.1 mpfr tar -xf ../gmp-6.3.0.tar.xz mv -v gmp-6.3.0 gmp tar -xf ../mpc-1.3.1.tar.gz mv -v mpc-1.3.1 mpc case $(uname -m) in x86_64) sed -e '/m64=/s/lib64/lib/' \ -i.orig gcc/config/i386/t-linux64 ;; esac mkdir -v build cd build eal.notification.buildconf ../configure \ --target=$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++ eal.notification.compiling make eal.notification.installing make install popd EIR_PKG=linux eal.notification.extracting tar -xvf linux-6.10.5.tar.xz mv -v linux-6.10.5 linux pushd $LFS/sources/linux/ make mrproper make headers find usr/include -type f ! -name '*.h' -delete cp -rv usr/include $LFS/usr popd EIR_PKG=glibc eal.notification.extracting tar -xvf glibc-2.40.tar.xz mv -v glibc-2.40 glibc echo -e "I: -- The installer is creating a symbolic link for LSB compliance. Depending on architecture, it may also create a compatibility symbolic link for proper operation of the dynamic library loader. --" 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 pushd $LFS/sources/glibc/ echo -e "I: -- The installer is now patching glibc. --" mkdir -v build cd build echo "rootsbindir=/usr/sbin" > configparms eal.notification.buildconf ../configure \ --prefix=/usr \ --host=$LFS_TGT \ --build=$(../scripts/config.guess) \ --enable-kernel=4.19 \ --with-headers=$LFS/usr/include \ --disable-nscd \ libc_cv_slibdir=/usr/lib eal.notification.compiling make eal.emergencyAlert echo -e "\033[0;31mW: -- Before installing the package, make sure that the variable LFS is CORRECTLY SET to have the value of the target LFS system. If it doesn't, and you're running this script as root, despite the recommendations, this will install the newly built glibc to the HOST SYSTEM, rendering it almost certainly unusable. Please make sure that this variable is correctly set: --" echo -e "\$LFS: ${LFS}" echo -e "If this is incorrect, exit the installer immediately by pressing CTRL + C, wipe the target LFS partition and restart the entire installation process. If the variable is correct, press Enter" read eal.notification.installing make DESTDIR=$LFS install sed '/RTLDLIST=/s@/usr@@g' -i $LFS/usr/bin/ldd echo "I: -- The next output you'll receive needs to start with \"[Requesting program interpreter:\". If the output is not similar to this, or not shown at all, something is wrong. Please confirm that there is an output by pressing enter. If the output is wrong, type \"R\" without the quotation marks to drop into the shell. --" echo 'int main(){}' | $LFS_TGT-gcc -xc - readelf -l a.out | grep ld-linux read -p "->" TEMP_OUTPUT case "$TEMP_OUTPUT" in R) echo "Fix issues by checking the LFS 12.2-systemd book. Once you fixed everything, clean up the test file by running \"rm -v a.out\"." sh ;; *) echo "OK" ;; esac popd pushd $LFS/sources/gcc/ mkdir -v build cd build EIR_PKG=libstdcpp eal.notification.buildconf ../libstdc++-v3/configure \ --host=$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 eal.notification.compiling make eal.notification.installing make DESTDIR=$LFS install rm -v $LFS/usr/lib/lib{stdc++{,exp,fs},supc++}.la popd EIR_PKG=M4 tar -xvf m4-1.4.19.tar.xz mv m4-1.4.19 m4 pushd $LFS/sources/m4/ eal.notification.buildconf ./configure --prefix=/usr \ --host=$LFS_TGT \ --build=$(build-aux/config.guess) eal.notification.compiling make eal.notification.installing make DESTDIR=$LFS install } main