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#!/bin/bash
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#CLFS 安装路径，与 sysroot 类似
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#CLFS_HOST 当前宿主机的三元组，例如 x86_64-cross-linux-gnu
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#CLFS_TARGET 目标架构，比如 x86_64-unknown-linux-gnu
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#PREFIX_CROSS 最终工具链所在路径
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set -e
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KERNEL_PATH=$1
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TARGETS="x86_64-glibc-gnuabi64" #this name could change to release
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#prefix="/opt/${target}"
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#ROOTDIR="/opt/v1001" # ROOTDIR could change to /opt/
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ROOTDIR="$(dirname $(pwd))" # ROOTDIR could change to /opt/
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BUILD_DIR="Build_Output" #when release BUILD_DIR=null
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PREFIX="${ROOTDIR}/${TARGETS}" #when release BUILD_DIR=null rootdir=/opt
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PREFIX_CROSS="${PREFIX}"
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SRCDIR="$(dirname $(pwd))/src"
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OUTDIR="${PREFIX}"
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CLFS="${OUTDIR}"
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#CLFS_2="${ROOTDIR}/x86_64-glibc-cross-v1001"
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export CLFS
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export CLFS_HOST="$(echo ${MACHTYPE} | sed -e 's/-[^-]-/cross/')"
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#export CLFS_HOST="x86_64-unknown-linux-gnu"
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echo ${CLFS_HOST}
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export CLFS_TARGET="x86_64-unknown-linux-gnu"
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#export CLFS_TARGET32="$(echo ${CLFS_TARGET} | sed -e 's/64//gl')"
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export BUILD32="-m32"
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export BUILDN32="-mabi=n32"
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export BUILD64="-m64"
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export PATH="${PREFIX_CROSS}/bin:$PATH"
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echo "CLFS $CLFS"
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echo "PREFIX_CROSS $PREFIX_CROSS"
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function fillvars ()
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{
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sgccdir="${tmpdir}/sgcc/${target}"
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fgccdir="${outdir}/opt/${target}"
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arch="${target%%-}"
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echo ${arch}
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arch="${arch%-u*}"
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echo ${arch}
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echo ${target}
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}
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function stdbuild ()
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{
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dir="$1"
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shift
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pushd "${SRCDIR}/${dir}"
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echo "stdbuild: $(pwd)"
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make distclean | cat
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./configure "$@"
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make -j 20
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make install
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popd
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}
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function reqbuild ()
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{
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stdbuild "$@" --prefix="${CLFS}/gcc_lib" --disable-shared
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}
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function build_binutils ()
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{
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pushd "${SRCDIR}/binutils-2.27"
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rm -rf build
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mkdir build
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cd build
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#--with-lib-path="${PREFIX_CROSS}/lib/" \
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AR=ar AS=as ../configure \
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--prefix="${PREFIX_CROSS}" \
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--host="${CLFS_HOST}" \
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--target="${CLFS_TARGET}" \
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--with-sysroot='${exec_prefix}' \
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--disable-nls \
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--disable-static \
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--enable-64-bit-bfd \
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--disable-werror
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#--exec-prefix="${EPREFIX}" \
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make -j 20
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make install
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popd
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}
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function build_stage_gcc ()
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{
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pushd "${SRCDIR}/gcc-$ver_gcc"
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chmod +x configure
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chmod +x move-if-change
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chmod +x install-sh
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chmod +x libgcc -R
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rm -rf build
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mkdir -p build
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cd build
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make distclean | cat
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sed -i '/stack protector/a\gcc_cv_libc_provides_ssp=yes' ../gcc/configure #run only once
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AR=ar CFLAGS="-fPIC -fasynchronous-unwind-tables" \
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../configure \
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--prefix="${PREFIX_CROSS}" \
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--build="${CLFS_HOST}" \
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--host="${CLFS_HOST}" \
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--target="${CLFS_TARGET}" \
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--with-sysroot='${exec_prefix}' \
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--with-native-system-headers-dir=${PREFIX_CROSS}/usr/include \
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--with-local-prefix=${PREFIX_CROSS}/usr \
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--disable-nls \
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--disable-shared \
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--with-gmp="${CLFS}/gcc_lib" \
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--with-mpfr="${CLFS}/gcc_lib" \
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--with-mpc="${CLFS}/gcc_lib" \
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--without-headers \
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--with-newlib \
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--disable-decimal-float \
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--disable-libgomp \
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--disable-libmudflap \
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--enable-libssp \
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--disable-libatomic \
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--disable-libitm \
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--disable-libsanitizer \
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--disable-libquadmath \
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--disable-threads \
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--disable-target-zlib \
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--with-system-zlib \
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--disable-multilib \
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--enable-languages=c \
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--enable-checking=release
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#--exec-prefix="${EPREFIX}" \
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make V=1 all-gcc all-target-libgcc -j 24
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make install-gcc install-target-libgcc -j 24
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popd
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}
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function install_kernel_headers ()
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{
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arch="${target%%-}"
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arch="${arch%-gl*}"
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pushd ${KERNEL_PATH}
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# make ARCH=${arch} INSTALL_HDR_PATH="${fgccdir}/usr32" headers_install
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# make ARCH=${arch} INSTALL_HDR_PATH="${fgccdir}/usrn32" headers_install
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make mrproper
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make ARCH=x86_64 headers_check
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make ARCH=x86_64 INSTALL_HDR_PATH="${CLFS}/kernel_header" headers_install
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popd
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}
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ver_gcc=10.4.0
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function build_glibc64 ()
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{
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pushd "${SRCDIR}/glibc-2.24"
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rm -rf build-64
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mkdir build-64
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cd build-64
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make distclean | cat
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BUILD_CC="gcc" CC="${CLFS_TARGET}-gcc" CFLAGS="-O2 -fPIC -fasynchronous-unwind-tables" \
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AR="${CLFS_TARGET}-ar" RANLIB="${CLFS_TARGET}-ranlib" \
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../configure --prefix="/usr" \
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--host=${CLFS_TARGET} \
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--build=${CLFS_HOST} \
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--disable-profile \
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--enable-obsolete-rpc \
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--disable-werror \
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--with-binutils=${PREFIX_CROSS}/bin \
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--with-headers=${CLFS}/kernel_header/include \
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libc_cv_forced_unwind=yes \
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libc_cv_ctors_header=yes \
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libc_cv_c_cleanup=yes \
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libc_cv_ssp=yes
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# --enable-stackguard-randomization \
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# libc_cv_predef_stack_protector=yes
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#--exec-prefix="${EPREFIX}" \
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#--enable-kernel=3.14.28 \
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# --libdir="${PREFIX_CROSS}/usr/lib" \
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make V=1 -j 24
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make V=1 install install_root=${PREFIX_CROSS}
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popd
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}
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function build_full_gcc ()
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{
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pushd "${SRCDIR}/gcc-$ver_gcc"
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cp -rf ${CLFS}/kernel_header/include/* ${PREFIX_CROSS}/usr/include/
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rm -rf build
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mkdir -p build
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cd build
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AR=ar CFLAGS="-fPIC -fasynchronous-unwind-tables" \
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../configure \
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--prefix="${PREFIX_CROSS}" \
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--build="${CLFS_HOST}" \
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--target="${CLFS_TARGET}" \
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--host="${CLFS_HOST}" \
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--with-sysroot='${exec_prefix}' \
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--with-local-prefix=${PREFIX_CROSS}/usr \
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--with-native-system-headers-dir=${PREFIX_CROSS}/usr/include \
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--disable-nls \
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--disable-static \
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--enable-languages=c,c++ \
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--enable-__cxa_atexit \
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--enable-threads=posix \
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--with-gmp="${CLFS}/gcc_lib" \
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--with-mpfr="${CLFS}/gcc_lib" \
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--with-mpc="${CLFS}/gcc_lib" \
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--with-system-zlib \
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--enable-checking=release \
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--enable-libstdcxx-time \
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--disable-multilib \
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--enable-shared
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#--exec-prefix="${EPREFIX}" \
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make V=1 AS_FOR_TARGET="${CLFS_TARGET}-as" \
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LD_FOR_TARGET="${CLFS_TARGET}-ld" -j 24
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make V=1 install
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popd
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}
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#reqbuild gmp-6.0.0
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#reqbuild mpfr-3.1.5 --with-gmp="${CLFS}/gcc_lib" --with-mpfr="${CLFS}/gcc_lib"
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#reqbuild mpc-1.0.3 --with-gmp="${CLFS}/gcc_lib" --with-mpfr="${CLFS}/gcc_lib"
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for target in ${TARGETS}; do
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# install_kernel_headers
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# build_binutils
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build_stage_gcc
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build_glibc64
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ln -s "${PREFIX}/usr/lib" "${PREFIX}/usr/lib64"
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build_full_gcc
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done
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