mirror of
https://github.com/SerenityOS/serenity
synced 2024-09-06 17:06:31 +00:00
![Daniel Bertalan](/assets/img/avatar_default.png)
This hash format offers faster symbol lookup than the System V hash. We've been using it in all our shared libraries for a long time, but did not have it enabled by default in our toolchain, so ports couldn't make use of it.
416 lines
13 KiB
Bash
Executable file
416 lines
13 KiB
Bash
Executable file
#!/usr/bin/env bash
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set -eo pipefail
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# This file will need to be run in bash, for now.
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# === CONFIGURATION AND SETUP ===
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DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
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echo "$DIR"
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ARCH=${ARCH:-"i686"}
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TARGET="$ARCH-pc-serenity"
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PREFIX="$DIR/Local/$ARCH"
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BUILD="$DIR/../Build/$ARCH"
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SYSROOT="$BUILD/Root"
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MAKE="make"
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MD5SUM="md5sum"
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NPROC="nproc"
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REALPATH="realpath"
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if command -v ginstall &>/dev/null; then
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INSTALL=ginstall
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else
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INSTALL=install
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fi
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SYSTEM_NAME="$(uname -s)"
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# We *most definitely* don't need debug symbols in the linker/compiler.
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# This cuts the uncompressed size from 1.2 GiB per Toolchain down to about 120 MiB.
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# Hence, this might actually cause marginal speedups, although the point is to not waste space as blatantly.
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export CFLAGS="-g0 -O2 -mtune=native"
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export CXXFLAGS="-g0 -O2 -mtune=native"
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if [ "$SYSTEM_NAME" = "OpenBSD" ]; then
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MAKE=gmake
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MD5SUM="md5 -q"
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NPROC="sysctl -n hw.ncpuonline"
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REALPATH="readlink -f"
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export CC=egcc
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export CXX=eg++
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export with_gmp=/usr/local
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export LDFLAGS=-Wl,-z,notext
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elif [ "$SYSTEM_NAME" = "FreeBSD" ]; then
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MAKE=gmake
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MD5SUM="md5 -q"
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NPROC="sysctl -n hw.ncpu"
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export with_gmp=/usr/local
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export with_mpfr=/usr/local
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fi
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# On at least OpenBSD, the path must exist to call realpath(3) on it
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if [ ! -d "$BUILD" ]; then
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mkdir -p "$BUILD"
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fi
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BUILD=$($REALPATH "$BUILD")
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git_patch=
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while [ "$1" != "" ]; do
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case $1 in
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--dev ) git_patch=1
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;;
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esac
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shift
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done
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echo PREFIX is "$PREFIX"
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echo SYSROOT is "$SYSROOT"
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mkdir -p "$DIR/Tarballs"
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BINUTILS_VERSION="2.37"
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BINUTILS_MD5SUM="1e55743d73c100b7a0d67ffb32398cdb"
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BINUTILS_NAME="binutils-$BINUTILS_VERSION"
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BINUTILS_PKG="${BINUTILS_NAME}.tar.gz"
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BINUTILS_BASE_URL="https://ftp.gnu.org/gnu/binutils"
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GDB_VERSION="10.2"
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GDB_MD5SUM="7aeb896762924ae9a2ec59525088bada"
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GDB_NAME="gdb-$GDB_VERSION"
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GDB_PKG="${GDB_NAME}.tar.gz"
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GDB_BASE_URL="https://ftp.gnu.org/gnu/gdb"
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# Note: If you bump the gcc version, you also have to update the matching
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# GCC_VERSION variable in the project's root CMakeLists.txt
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GCC_VERSION="11.2.0"
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GCC_MD5SUM="dc6886bd44bb49e2d3d662aed9729278"
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GCC_NAME="gcc-$GCC_VERSION"
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GCC_PKG="${GCC_NAME}.tar.gz"
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GCC_BASE_URL="https://ftp.gnu.org/gnu/gcc"
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buildstep() {
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NAME=$1
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shift
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"$@" 2>&1 | sed $'s|^|\x1b[34m['"${NAME}"$']\x1b[39m |'
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}
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# === DEPENDENCIES ===
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buildstep dependencies echo "Checking whether 'make' is available..."
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if ! command -v ${MAKE:-make} >/dev/null; then
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buildstep dependencies echo "Please make sure to install GNU Make (for the '${MAKE:-make}' tool)."
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exit 1
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fi
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buildstep dependencies echo "Checking whether 'patch' is available..."
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if ! command -v patch >/dev/null; then
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buildstep dependencies echo "Please make sure to install GNU patch (for the 'patch' tool)."
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exit 1
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fi
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buildstep dependencies echo "Checking whether your C compiler works..."
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if ! ${CC:-cc} -o /dev/null -xc - >/dev/null <<'PROGRAM'
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int main() {}
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PROGRAM
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then
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buildstep dependencies echo "Please make sure to install a working C compiler."
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exit 1
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fi
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if [ "$SYSTEM_NAME" != "Darwin" ]; then
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for lib in gmp mpc mpfr; do
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buildstep dependencies echo "Checking whether the $lib library and headers are available..."
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if ! ${CC:-cc} -I /usr/local/include -L /usr/local/lib -l$lib -o /dev/null -xc - >/dev/null <<PROGRAM
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#include <$lib.h>
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int main() {}
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PROGRAM
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then
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echo "Please make sure to install the $lib library and headers."
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exit 1
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fi
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done
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fi
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# === CHECK CACHE AND REUSE ===
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pushd "$DIR"
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if [ "${TRY_USE_LOCAL_TOOLCHAIN}" = "y" ] ; then
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# The actual logic had to be moved to .github/workflows/cmake.yml.
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# Github Actions guarantees that Toolchain/Cache/ is empty on a cache
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# miss, and non-empty on a cache hit.
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# The following logic is correct *only* because of that.
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mkdir -p Cache
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echo "Cache (before):"
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ls -l Cache
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CACHED_TOOLCHAIN_ARCHIVE="Cache/ToolchainBinariesGithubActions.tar.gz"
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if [ -r "${CACHED_TOOLCHAIN_ARCHIVE}" ] ; then
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echo "Cache at ${CACHED_TOOLCHAIN_ARCHIVE} exists!"
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echo "Extracting toolchain from cache:"
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if tar xzf "${CACHED_TOOLCHAIN_ARCHIVE}" ; then
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echo "Done 'building' the toolchain."
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echo "Cache unchanged."
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exit 0
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else
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echo
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echo
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echo
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echo "Could not extract cached toolchain archive."
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echo "This means the cache is broken and *should be removed*!"
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echo "As Github Actions cannot update a cache, this will unnecessarily"
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echo "slow down all future builds for this hash, until someone"
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echo "resets the cache."
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echo
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echo
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echo
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rm -f "${CACHED_TOOLCHAIN_ARCHIVE}"
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fi
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else
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echo "Cache at ${CACHED_TOOLCHAIN_ARCHIVE} does not exist."
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echo "Will rebuild toolchain from scratch, and save the result."
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fi
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echo "::group::Actually building Toolchain"
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fi
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popd
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# === DOWNLOAD AND PATCH ===
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pushd "$DIR/Tarballs"
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# Build aarch64-gdb for cross-debugging support on x86 systems
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if [ "$ARCH" = "aarch64" ]; then
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md5=""
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if [ -e "$GDB_PKG" ]; then
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md5="$($MD5SUM $GDB_PKG | cut -f1 -d' ')"
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echo "bu md5='$md5'"
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fi
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if [ "$md5" != ${GDB_MD5SUM} ] ; then
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rm -f $GDB_PKG
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curl -LO "$GDB_BASE_URL/$GDB_PKG"
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else
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echo "Skipped downloading gdb"
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fi
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fi
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md5=""
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if [ -e "$BINUTILS_PKG" ]; then
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md5="$($MD5SUM $BINUTILS_PKG | cut -f1 -d' ')"
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echo "bu md5='$md5'"
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fi
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if [ "$md5" != ${BINUTILS_MD5SUM} ] ; then
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rm -f $BINUTILS_PKG
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curl -LO "$BINUTILS_BASE_URL/$BINUTILS_PKG"
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else
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echo "Skipped downloading binutils"
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fi
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md5=""
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if [ -e "$GCC_PKG" ]; then
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md5="$($MD5SUM ${GCC_PKG} | cut -f1 -d' ')"
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echo "gc md5='$md5'"
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fi
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if [ "$md5" != ${GCC_MD5SUM} ] ; then
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rm -f $GCC_PKG
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curl -LO "$GCC_BASE_URL/$GCC_NAME/$GCC_PKG"
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else
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echo "Skipped downloading gcc"
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fi
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if [ "$ARCH" = "aarch64" ]; then
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if [ -d ${GDB_NAME} ]; then
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rm -rf "${GDB_NAME}"
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rm -rf "$DIR/Build/$ARCH/$GDB_NAME"
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fi
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echo "Extracting GDB..."
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tar -xzf ${GDB_PKG}
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pushd ${GDB_NAME}
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if [ "$git_patch" = "1" ]; then
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git init > /dev/null
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git add . > /dev/null
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git commit -am "BASE" > /dev/null
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git apply "$DIR"/Patches/gdb.patch > /dev/null
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else
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patch -p1 < "$DIR"/Patches/gdb.patch > /dev/null
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fi
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$MD5SUM "$DIR"/Patches/gdb.patch > .patch.applied
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popd
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fi
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if [ -d ${BINUTILS_NAME} ]; then
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rm -rf "${BINUTILS_NAME}"
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rm -rf "$DIR/Build/$ARCH/$BINUTILS_NAME"
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fi
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echo "Extracting binutils..."
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tar -xzf ${BINUTILS_PKG}
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pushd ${BINUTILS_NAME}
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if [ "$git_patch" = "1" ]; then
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git init > /dev/null
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git add . > /dev/null
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git commit -am "BASE" > /dev/null
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git apply "$DIR"/Patches/binutils.patch > /dev/null
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else
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patch -p1 < "$DIR"/Patches/binutils.patch > /dev/null
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fi
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$MD5SUM "$DIR"/Patches/binutils.patch > .patch.applied
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popd
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if [ -d ${GCC_NAME} ]; then
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# Drop the previously patched extracted dir
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rm -rf "${GCC_NAME}"
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# Also drop the build dir
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rm -rf "$DIR/Build/$ARCH/$GCC_NAME"
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fi
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echo "Extracting gcc..."
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tar -xzf $GCC_PKG
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pushd $GCC_NAME
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if [ "$git_patch" = "1" ]; then
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git init > /dev/null
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git add . > /dev/null
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git commit -am "BASE" > /dev/null
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git apply "$DIR"/Patches/gcc.patch > /dev/null
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else
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patch -p1 < "$DIR/Patches/gcc.patch" > /dev/null
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fi
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$MD5SUM "$DIR/Patches/gcc.patch" > .patch.applied
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popd
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if [ "$SYSTEM_NAME" = "Darwin" ]; then
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pushd "gcc-${GCC_VERSION}"
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./contrib/download_prerequisites
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popd
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fi
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popd
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# === COMPILE AND INSTALL ===
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rm -rf "$PREFIX"
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mkdir -p "$PREFIX"
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if [ -z "$MAKEJOBS" ]; then
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MAKEJOBS=$($NPROC)
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fi
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mkdir -p "$DIR/Build/$ARCH"
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pushd "$DIR/Build/$ARCH"
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unset PKG_CONFIG_LIBDIR # Just in case
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if [ "$ARCH" = "aarch64" ]; then
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rm -rf gdb
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mkdir -p gdb
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pushd gdb
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echo "XXX configure gdb"
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buildstep "gdb/configure" "$DIR"/Tarballs/$GDB_NAME/configure --prefix="$PREFIX" \
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--target="$TARGET" \
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--with-sysroot="$SYSROOT" \
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--enable-shared \
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--disable-nls \
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${TRY_USE_LOCAL_TOOLCHAIN:+"--quiet"} || exit 1
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echo "XXX build gdb"
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buildstep "gdb/build" "$MAKE" -j "$MAKEJOBS" || exit 1
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buildstep "gdb/install" "$MAKE" install || exit 1
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popd
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fi
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rm -rf binutils
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mkdir -p binutils
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pushd binutils
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echo "XXX configure binutils"
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buildstep "binutils/configure" "$DIR"/Tarballs/$BINUTILS_NAME/configure --prefix="$PREFIX" \
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--target="$TARGET" \
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--with-sysroot="$SYSROOT" \
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--enable-shared \
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--disable-nls \
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${TRY_USE_LOCAL_TOOLCHAIN:+"--quiet"} || exit 1
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if [ "$SYSTEM_NAME" = "Darwin" ]; then
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# under macOS generated makefiles are not resolving the "intl"
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# dependency properly to allow linking its own copy of
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# libintl when building with --enable-shared.
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buildstep "binutils/build" "$MAKE" -j "$MAKEJOBS" || true
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pushd intl
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buildstep "binutils/build" "$MAKE" all-yes
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popd
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fi
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echo "XXX build binutils"
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buildstep "binutils/build" "$MAKE" -j "$MAKEJOBS" || exit 1
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buildstep "binutils/install" "$MAKE" install || exit 1
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popd
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echo "XXX serenity libc, libm and libpthread headers"
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mkdir -p "$BUILD"
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pushd "$BUILD"
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mkdir -p Root/usr/include/
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SRC_ROOT=$($REALPATH "$DIR"/..)
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FILES=$(find "$SRC_ROOT"/Kernel/API "$SRC_ROOT"/Userland/Libraries/LibC "$SRC_ROOT"/Userland/Libraries/LibM "$SRC_ROOT"/Userland/Libraries/LibPthread -name '*.h' -print)
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for header in $FILES; do
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target=$(echo "$header" | sed -e "s@$SRC_ROOT/Userland/Libraries/LibC@@" -e "s@$SRC_ROOT/Userland/Libraries/LibM@@" -e "s@$SRC_ROOT/Userland/Libraries/LibPthread@@" -e "s@$SRC_ROOT/Kernel/@Kernel/@")
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buildstep "system_headers" $INSTALL -D "$header" "Root/usr/include/$target"
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done
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unset SRC_ROOT
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popd
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if [ "$SYSTEM_NAME" = "OpenBSD" ]; then
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perl -pi -e 's/-no-pie/-nopie/g' "$DIR/Tarballs/gcc-$GCC_VERSION/gcc/configure"
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fi
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if [ ! -f "$DIR/Tarballs/gcc-$GCC_VERSION/gcc/config/serenity-userland.h" ]; then
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cp "$DIR/Tarballs/gcc-$GCC_VERSION/gcc/config/serenity.h" "$DIR/Tarballs/gcc-$GCC_VERSION/gcc/config/serenity-kernel.h"
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fi
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rm -rf gcc
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mkdir -p gcc
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pushd gcc
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echo "XXX configure gcc and libgcc"
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buildstep "gcc/configure" "$DIR/Tarballs/gcc-$GCC_VERSION/configure" --prefix="$PREFIX" \
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--target="$TARGET" \
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--with-sysroot="$SYSROOT" \
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--disable-nls \
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--with-newlib \
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--enable-shared \
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--enable-languages=c,c++ \
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--enable-default-pie \
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--enable-lto \
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--enable-threads=posix \
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--enable-initfini-array \
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--with-linker-hash-style=gnu \
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${TRY_USE_LOCAL_TOOLCHAIN:+"--quiet"} || exit 1
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echo "XXX build gcc and libgcc"
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buildstep "gcc/build" "$MAKE" -j "$MAKEJOBS" all-gcc || exit 1
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buildstep "libgcc/build" "$MAKE" -j "$MAKEJOBS" all-target-libgcc || exit 1
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echo "XXX install gcc and libgcc"
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buildstep "gcc+libgcc/install" "$MAKE" install-gcc install-target-libgcc || exit 1
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echo "XXX build libstdc++"
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buildstep "libstdc++/build" "$MAKE" -j "$MAKEJOBS" all-target-libstdc++-v3 || exit 1
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echo "XXX install libstdc++"
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buildstep "libstdc++/install" "$MAKE" install-target-libstdc++-v3 || exit 1
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popd
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popd
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# == SAVE TO CACHE ==
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pushd "$DIR"
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if [ "${TRY_USE_LOCAL_TOOLCHAIN}" = "y" ] ; then
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echo "::endgroup::"
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echo "Building cache tar:"
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rm -f "${CACHED_TOOLCHAIN_ARCHIVE}" # Just in case
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tar czf "${CACHED_TOOLCHAIN_ARCHIVE}" Local/
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echo "Cache (after):"
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ls -l Cache
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fi
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popd
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