151 lines
3.6 KiB
Bash
Executable File
151 lines
3.6 KiB
Bash
Executable File
#!/usr/bin/env bash
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TARGET="x86_64-elf"
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NASM_VERSION="2.14.02"
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GCC_VERSION="7.4.0"
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BINUTILS_VERSION="2.31.1"
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SYSROOT=$(realpath "$(dirname $0)/../sysroot")
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WORK=$(realpath "$(dirname $0)/sysroot")
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set -e
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mkdir -p "${SYSROOT}"
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mkdir -p "${WORK}"
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function build_nasm() {
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if [[ ! -d "${WORK}/nasm-${NASM_VERSION}" ]]; then
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echo "Downloading NASM..."
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tarball="nasm-${NASM_VERSION}.tar.gz"
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curl -sSOL "https://www.nasm.us/pub/nasm/releasebuilds/${NASM_VERSION}/${tarball}"
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tar xzf "${tarball}" -C "${WORK}" && rm "${tarball}"
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fi
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mkdir -p "${WORK}/build/nasm"
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pushd "${WORK}/build/nasm"
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echo "Configuring NASM..."
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"${WORK}/nasm-${NASM_VERSION}/configure" \
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--quiet \
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--config-cache \
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--disable-werror \
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--prefix="${SYSROOT}" \
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--srcdir="${WORK}/nasm-${NASM_VERSION}"
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echo "Building NASM..."
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(make -j && make install) > "${WORK}/build/nasm_build.log"
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popd
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}
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function build_binutils() {
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if [[ ! -d "${WORK}/binutils-${BINUTILS_VERSION}" ]]; then
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echo "Downloading binutils..."
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tarball="binutils-${BINUTILS_VERSION}.tar.gz"
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curl -sSOL "https://ftp.gnu.org/gnu/binutils/${tarball}"
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tar xzf "${tarball}" -C "${WORK}" && rm "${tarball}"
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fi
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mkdir -p "${WORK}/build/binutils"
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pushd "${WORK}/build/binutils"
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echo "Configuring binutils..."
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"${WORK}/binutils-${BINUTILS_VERSION}/configure" \
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--quiet \
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--target="${TARGET}" \
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--prefix="${SYSROOT}" \
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--with-sysroot \
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--disable-nls \
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--disable-werror
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echo "Building binutils..."
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(make -j && make install) > "${WORK}/build/binutils_build.log"
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popd
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}
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function build_gcc() {
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if [[ ! -d "${WORK}/gcc-${GCC_VERSION}" ]]; then
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echo "Downloading GCC..."
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tarball="gcc-${GCC_VERSION}.tar.gz"
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curl -sSOL "https://ftp.gnu.org/gnu/gcc/gcc-${GCC_VERSION}/${tarball}"
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tar xzf "${tarball}" -C "${WORK}" && rm "${tarball}"
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# no-red-zone support version of libgcc
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echo "MULTILIB_OPTIONS += mno-red-zone" > "${WORK}/gcc-${GCC_VERSION}/gcc/config/i386/t-${TARGET}"
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echo "MULTILIB_DIRNAMES += no-red-zone" >> "${WORK}/gcc-${GCC_VERSION}/gcc/config/i386/t-${TARGET}"
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cat <<EOF >> "${WORK}/gcc-${GCC_VERSION}/gcc/config.gcc"
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case \${target} in
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${TARGET})
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tmake_file="\${tmake_file} i386/t-${TARGET}"
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;;
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esac
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EOF
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fi
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mkdir -p "${WORK}/build/gcc"
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pushd "${WORK}/build/gcc"
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echo "Configuring GCC..."
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"${WORK}/gcc-${GCC_VERSION}/configure" \
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--quiet \
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--target="${TARGET}" \
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--prefix="${SYSROOT}" \
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--disable-nls \
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--enable-languages=c,c++ \
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--without-headers
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echo "Building GCC..."
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(make -j all-gcc && make -j all-target-libgcc && make install-gcc && make install-target-libgcc) > "${WORK}/build/gcc_build.log"
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popd
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}
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function build_libstdcxx() {
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mkdir -p "${WORK}/build/libstdcxx"
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pushd "${WORK}/build/libstdcxx"
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echo "Configuring libstdc++..."
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"${WORK}/gcc-${GCC_VERSION}/libstdc++-v3/configure" \
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--target="${TARGET}" \
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--prefix="${SYSROOT}" \
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--disable-nls \
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--disable-multilib \
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--with-newlib
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--disable-libstdcxx-threads
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echo "Building libstdc++..."
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(make -j && make install) > "${WORK}/build/libstdcxx_build.log"
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popd
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}
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function build_libc() {
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if [[ ! -d "${WORK}/poplibc" ]]; then
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echo "Downloading poplibc..."
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git clone \
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"https://github.com/justinian/poplibc.git" \
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"${WORK}/poplibc"
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else
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echo "Updating poplibc..."
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git -C "${WORK}/poplibc" pull
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fi
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pushd "${WORK}/poplibc"
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echo "Building poplibc..."
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make install PREFIX="${SYSROOT}"
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popd
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}
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function update_links() {
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for exe in `ls "${SYSROOT}/bin/${TARGET}-"*`; do
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base=$(echo "$exe" | sed -e "s/${TARGET}-//")
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ln -fs "${exe}" "${base}"
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done
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}
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build_nasm
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build_binutils
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build_gcc
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update_links
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export PATH="${SYSROOT}/bin:${PATH}"
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build_libc
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