ladybird/Toolchain/BuildGNU.sh
implicitfield 79adeb626b LibC+LibELF: Move ELF definitions from LibC to LibELF
This is needed to avoid including LibC headers in Lagom builds.
Unfortunately, we cannot rely on the build machine to provide a
fully POSIX-compatible ELF header for Lagom builds, so we have to
use our own.
2023-06-27 12:40:38 +02:00

328 lines
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#!/usr/bin/env bash
set -eo pipefail
# This file will need to be run in bash, for now.
# === CONFIGURATION AND SETUP ===
DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
# shellcheck source=/dev/null
. "${DIR}/../Meta/shell_include.sh"
exit_if_running_as_root "Do not run BuildGNU.sh as root, your Build directory will become root-owned"
echo "$DIR"
ARCH=${ARCH:-"x86_64"}
TARGET="$ARCH-pc-serenity"
PREFIX="$DIR/Local/$ARCH"
BUILD="$DIR/../Build/$ARCH"
SYSROOT="$BUILD/Root"
MAKE="make"
MD5SUM="md5sum"
REALPATH="realpath"
if command -v ginstall &>/dev/null; then
INSTALL=ginstall
else
INSTALL=install
fi
SYSTEM_NAME="$(uname -s)"
# We *most definitely* don't need debug symbols in the linker/compiler.
# This cuts the uncompressed size from 1.2 GiB per Toolchain down to about 120 MiB.
# Hence, this might actually cause marginal speedups, although the point is to not waste space as blatantly.
export CFLAGS="-g0 -O2 -mtune=native"
export CXXFLAGS="-g0 -O2 -mtune=native"
if [ "$SYSTEM_NAME" = "OpenBSD" ]; then
MAKE=gmake
MD5SUM="md5 -q"
REALPATH="readlink -f"
export CC=egcc
export CXX=eg++
export with_gmp=/usr/local
export LDFLAGS=-Wl,-z,notext
elif [ "$SYSTEM_NAME" = "FreeBSD" ]; then
MAKE=gmake
MD5SUM="md5 -q"
export with_gmp=/usr/local
export with_mpfr=/usr/local
elif [ "$SYSTEM_NAME" = "Darwin" ]; then
MD5SUM="md5 -q"
fi
# On at least OpenBSD, the path must exist to call realpath(3) on it
if [ ! -d "$BUILD" ]; then
mkdir -p "$BUILD"
fi
BUILD=$($REALPATH "$BUILD")
git_patch=
while [ "$1" != "" ]; do
case $1 in
--dev ) git_patch=1
;;
esac
shift
done
echo PREFIX is "$PREFIX"
echo SYSROOT is "$SYSROOT"
mkdir -p "$DIR/Tarballs"
BINUTILS_VERSION="2.40"
BINUTILS_MD5SUM="007b59bd908a737c06e5a8d3d2c737eb"
BINUTILS_NAME="binutils-$BINUTILS_VERSION"
BINUTILS_PKG="${BINUTILS_NAME}.tar.xz"
BINUTILS_BASE_URL="https://ftpmirror.gnu.org/gnu/binutils"
# Note: If you bump the gcc version, you also have to update the matching
# GCC_VERSION variable in the project's root CMakeLists.txt
GCC_VERSION="13.1.0"
GCC_MD5SUM="43e4de77f2218c83ca675257ea1af9ef"
GCC_NAME="gcc-$GCC_VERSION"
GCC_PKG="${GCC_NAME}.tar.xz"
GCC_BASE_URL="https://ftpmirror.gnu.org/gnu/gcc"
buildstep() {
NAME=$1
shift
"$@" 2>&1 | sed $'s|^|\x1b[34m['"${NAME}"$']\x1b[39m |'
}
# === DEPENDENCIES ===
buildstep dependencies echo "Checking whether 'make' is available..."
if ! command -v ${MAKE:-make} >/dev/null; then
buildstep dependencies echo "Please make sure to install GNU Make (for the '${MAKE:-make}' tool)."
exit 1
fi
buildstep dependencies echo "Checking whether 'patch' is available..."
if ! command -v patch >/dev/null; then
buildstep dependencies echo "Please make sure to install GNU patch (for the 'patch' tool)."
exit 1
fi
buildstep dependencies echo "Checking whether your C compiler works..."
if ! ${CC:-cc} -o /dev/null -xc - >/dev/null <<'PROGRAM'
int main() {}
PROGRAM
then
buildstep dependencies echo "Please make sure to install a working C compiler."
exit 1
fi
if [ "$SYSTEM_NAME" != "Darwin" ]; then
for lib in gmp mpc mpfr; do
buildstep dependencies echo "Checking whether the $lib library and headers are available..."
if ! ${CC:-cc} -I /usr/local/include -L /usr/local/lib -l$lib -o /dev/null -xc - >/dev/null <<PROGRAM
#include <$lib.h>
int main() {}
PROGRAM
then
echo "Please make sure to install the $lib library and headers."
exit 1
fi
done
fi
# === DOWNLOAD AND PATCH ===
pushd "$DIR/Tarballs"
md5=""
if [ -e "$BINUTILS_PKG" ]; then
md5="$($MD5SUM $BINUTILS_PKG | cut -f1 -d' ')"
echo "binutils md5='$md5'"
fi
if [ "$md5" != ${BINUTILS_MD5SUM} ] ; then
rm -f $BINUTILS_PKG
curl -LO "$BINUTILS_BASE_URL/$BINUTILS_PKG"
else
echo "Skipped downloading binutils"
fi
md5=""
if [ -e "$GCC_PKG" ]; then
md5="$($MD5SUM ${GCC_PKG} | cut -f1 -d' ')"
echo "gcc md5='$md5'"
fi
if [ "$md5" != ${GCC_MD5SUM} ] ; then
rm -f $GCC_PKG
curl -LO "$GCC_BASE_URL/$GCC_NAME/$GCC_PKG"
else
echo "Skipped downloading gcc"
fi
patch_md5="$(${MD5SUM} "${DIR}"/Patches/binutils/*.patch)"
if [ ! -d "${BINUTILS_NAME}" ] || [ "$(cat ${BINUTILS_NAME}/.patch.applied)" != "${patch_md5}" ]; then
if [ -d ${BINUTILS_NAME} ]; then
rm -rf "${BINUTILS_NAME}"
rm -rf "${DIR}/Build/${ARCH}/${BINUTILS_NAME}"
fi
echo "Extracting binutils..."
tar -xJf ${BINUTILS_PKG}
pushd ${BINUTILS_NAME}
if [ "${git_patch}" = "1" ]; then
git init > /dev/null
git add . > /dev/null
git commit -am "BASE" > /dev/null
git am "${DIR}"/Patches/binutils/*.patch > /dev/null
else
for patch in "${DIR}"/Patches/binutils/*.patch; do
patch -p1 < "${patch}" > /dev/null
done
fi
${MD5SUM} "${DIR}"/Patches/binutils/*.patch > .patch.applied
popd
else
echo "Using existing binutils source directory"
fi
patch_md5="$(${MD5SUM} "${DIR}"/Patches/gcc/*.patch)"
if [ ! -d "${GCC_NAME}" ] || [ "$(cat ${GCC_NAME}/.patch.applied)" != "${patch_md5}" ]; then
if [ -d ${GCC_NAME} ]; then
rm -rf "${GCC_NAME}"
rm -rf "${DIR}/Build/${ARCH}/${GCC_NAME}"
fi
echo "Extracting gcc..."
tar -xJf ${GCC_PKG}
pushd ${GCC_NAME}
if [ "${git_patch}" = "1" ]; then
git init > /dev/null
git add . > /dev/null
git commit -am "BASE" > /dev/null
git am --keep-non-patch "${DIR}"/Patches/gcc/*.patch > /dev/null
else
for patch in "${DIR}"/Patches/gcc/*.patch; do
patch -p1 < "${patch}" > /dev/null
done
fi
${MD5SUM} "${DIR}"/Patches/gcc/*.patch > .patch.applied
if [ "${SYSTEM_NAME}" = "Darwin" ]; then
./contrib/download_prerequisites
fi
popd
else
echo "Using existing GCC source directory"
fi
popd
# === COMPILE AND INSTALL ===
rm -rf "$PREFIX"
mkdir -p "$PREFIX"
NPROC=$(get_number_of_processing_units)
[ -z "$MAKEJOBS" ] && MAKEJOBS=${NPROC}
mkdir -p "$DIR/Build/$ARCH"
pushd "$DIR/Build/$ARCH"
unset PKG_CONFIG_LIBDIR # Just in case
rm -rf binutils
mkdir -p binutils
pushd binutils
echo "XXX configure binutils"
# We don't need the documentation that is being built, so
# don't force people to install makeinfo just for that.
export ac_cv_prog_MAKEINFO=true
buildstep "binutils/configure" "$DIR"/Tarballs/$BINUTILS_NAME/configure --prefix="$PREFIX" \
--target="$TARGET" \
--with-sysroot="$SYSROOT" \
--enable-shared \
--disable-nls \
${CI:+"--quiet"} || exit 1
if [ "$SYSTEM_NAME" = "Darwin" ]; then
# under macOS generated makefiles are not resolving the "intl"
# dependency properly to allow linking its own copy of
# libintl when building with --enable-shared.
buildstep "binutils/build" "$MAKE" -j "$MAKEJOBS" || true
pushd intl
buildstep "binutils/build" "$MAKE" all-yes
popd
fi
echo "XXX build binutils"
buildstep "binutils/build" "$MAKE" MAKEINFO=true -j "$MAKEJOBS" || exit 1
buildstep "binutils/install" "$MAKE" MAKEINFO=true install || exit 1
popd
echo "XXX serenity libc headers"
mkdir -p "$BUILD"
pushd "$BUILD"
mkdir -p Root/usr/include/
SRC_ROOT=$($REALPATH "$DIR"/..)
FILES=$(find \
"$SRC_ROOT"/AK \
"$SRC_ROOT"/Kernel/API \
"$SRC_ROOT"/Kernel/Arch \
"$SRC_ROOT"/Userland/Libraries/LibC \
"$SRC_ROOT"/Userland/Libraries/LibELF/ELFABI.h \
"$SRC_ROOT"/Userland/Libraries/LibRegex/RegexDefs.h \
-name '*.h' -print)
for header in $FILES; do
target=$(echo "$header" | sed \
-e "s|$SRC_ROOT/AK/|AK/|" \
-e "s|$SRC_ROOT/Userland/Libraries/LibC||" \
-e "s|$SRC_ROOT/Kernel/|Kernel/|" \
-e "s|$SRC_ROOT/Userland/Libraries/LibELF/|LibELF/|" \
-e "s|$SRC_ROOT/Userland/Libraries/LibRegex/|LibRegex/|")
buildstep "system_headers" mkdir -p "$(dirname "Root/usr/include/$target")"
buildstep "system_headers" $INSTALL "$header" "Root/usr/include/$target"
done
unset SRC_ROOT
popd
if [ "$SYSTEM_NAME" = "OpenBSD" ]; then
perl -pi -e 's/-no-pie/-nopie/g' "$DIR/Tarballs/gcc-$GCC_VERSION/gcc/configure"
fi
rm -rf gcc
mkdir -p gcc
pushd gcc
echo "XXX configure gcc and libgcc"
buildstep "gcc/configure" "$DIR/Tarballs/gcc-$GCC_VERSION/configure" --prefix="$PREFIX" \
--target="$TARGET" \
--with-sysroot="$SYSROOT" \
--disable-nls \
--disable-libstdcxx-pch \
--enable-shared \
--enable-languages=c,c++ \
--enable-default-pie \
--enable-lto \
--enable-threads=posix \
--enable-initfini-array \
--with-linker-hash-style=gnu \
${CI:+"--quiet"} || exit 1
echo "XXX build gcc and libgcc"
buildstep "gcc/build" "$MAKE" -j "$MAKEJOBS" all-gcc || exit 1
buildstep "libgcc/build" "$MAKE" -j "$MAKEJOBS" all-target-libgcc || exit 1
echo "XXX install gcc and libgcc"
buildstep "gcc+libgcc/install" "$MAKE" install-gcc install-target-libgcc || exit 1
echo "XXX build libstdc++"
buildstep "libstdc++/build" "$MAKE" -j "$MAKEJOBS" all-target-libstdc++-v3 || exit 1
echo "XXX install libstdc++"
buildstep "libstdc++/install" "$MAKE" install-target-libstdc++-v3 || exit 1
popd
popd
pushd "$DIR/Local/$ARCH/$ARCH-pc-serenity/bin"
buildstep "mold_symlink" ln -s ../../../mold/bin/mold ld.mold
popd