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#!/bin/bash
#
# Copyright 2020 The ChromiumOS Authors
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
# This script rebuilds and installs compiler wrappers
if [[ ! -e /etc/cros_chroot_version ]]; then
echo "Please run this script inside chroot"
exit 1
fi
set -e
# Use a unique value here, since folks doing wrapper dev _likely_ want builds
# to always be redone.
version_suffix="manually_installed_wrapper_at_unix_$(date +%s.%6N)"
echo "Using toolchain hash: ${version_suffix}"
cd "$(dirname "$(readlink -m "$0")")"
build_py() {
./build.py --version_suffix="${version_suffix}" "$@"
}
echo "Updated files:"
# Update the host wrapper
build_py \
--config=cros.host \
--use_ccache=false \
--use_llvm_next=false \
--output_file=./clang_host_wrapper
sudo mv ./clang_host_wrapper /usr/bin/clang_host_wrapper
echo "/usr/bin/clang_host_wrapper"
sudo cp ../binary_search_tool/bisect_driver.py /usr/bin
echo "/usr/bin/clang_host_wrapper/bisect_driver.py"
# Update the target wrappers
build_py \
--config=cros.hardened \
--use_ccache=false \
--use_llvm_next=false \
--output_file=./sysroot_wrapper.hardened.noccache
build_py \
--config=cros.hardened \
--use_ccache=true \
--use_llvm_next=false \
--output_file=./sysroot_wrapper.hardened.ccache
# Update clang target wrappers.
sudo cp ./sysroot_wrapper.hardened.noccache ./sysroot_wrapper.hardened.ccache /usr/bin
echo "Updated clang wrapper /usr/bin/sysroot_wrapper.hardened.noccache"
echo "Updated clang wrapper /usr/bin/sysroot_wrapper.hardened.ccache"
# Update GCC target wrappers.
for GCC in cross-x86_64-cros-linux-gnu/gcc cross-armv7a-cros-linux-gnueabihf/gcc cross-aarch64-cros-linux-gnu/gcc; do
if ! FILES="$(equery f "${GCC}")"; then
if [[ $(equery l "${GCC}" 2>&1 | wc -c) -eq 0 ]]; then
echo "no ${GCC} package found; skipping" >&2
continue
fi
# Something went wrong, and the equery above probably complained about it.
exit 1
fi
echo "Updating ${GCC} wrapper."
sudo cp ./sysroot_wrapper.hardened.noccache "$(grep sysroot_wrapper.hardened.noccache <<< "${FILES}")"
grep sysroot_wrapper.hardened.noccache <<< "${FILES}"
sudo cp ./sysroot_wrapper.hardened.ccache "$(grep sysroot_wrapper.hardened.ccache <<< "${FILES}")"
grep sysroot_wrapper.hardened.ccache <<< "${FILES}"
sudo cp ../binary_search_tool/bisect_driver.py "$(grep bisect_driver.py <<< "${FILES}")"
grep bisect_driver.py <<< "${FILES}"
done
rm -f ./sysroot_wrapper.hardened.noccache ./sysroot_wrapper.hardened.ccache
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