| #!/bin/bash |
| # Copyright 2016 Google Inc. All Rights Reserved. |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| |
| # This script downloads and compiles gcc version 6.3.0. |
| |
| set -e |
| |
| toolchain_name="gcc" |
| version="6.3.0" |
| toolchain_folder="x86_64-linux-gnu-${toolchain_name}-${version}" |
| |
| binary_path="gcc/bin/g++" |
| build_duration="about 40 minutes" |
| |
| source ../../toolchain_paths.sh |
| |
| ( |
| # Download gcc |
| if [ ! -e gcc-${version}/"README" ]; then |
| file="gcc-${version}.tar.bz2" |
| wget -c http://ftpmirror.gnu.org/gcc/gcc-${version}/${file} |
| wget -c http://ftpmirror.gnu.org/gcc/gcc-${version}/${file}.sig |
| wget -c http://ftp.gnu.org/gnu/gnu-keyring.gpg |
| signature_invalid=`gpg --verify --no-default-keyring --keyring ./gnu-keyring.gpg ${file}.sig` |
| if [ $signature_invalid ]; then echo "Invalid signature" ; exit 1 ; fi |
| rm -rf gcc-${version} |
| tar -xjf ${file} |
| cd gcc-${version} |
| |
| if [ -f ./contrib/download_prerequisites ]; then |
| ./contrib/download_prerequisites |
| fi |
| cd ${toolchain_path} |
| fi |
| |
| # Create clean build folder for gcc |
| rm -rf gcc gcc-${version}-build |
| mkdir gcc-${version}-build |
| cd gcc-${version}-build |
| |
| export C_INCLUDE_PATH=/usr/include/x86_64-linux-gnu |
| export CPLUS_INCLUDE_PATH=/usr/include/x86_64-linux-gnu |
| |
| gcc_install_folder=$(realpath ${PWD}/"..")/"gcc" |
| # Configure gcc for installation into ${gcc_install_folder} |
| ${toolchain_path}/gcc-${version}/configure \ |
| --prefix=${gcc_install_folder} \ |
| --disable-multilib \ |
| --enable-languages="c,c++" |
| |
| # Build and 'install' gcc |
| make -j"$(nproc)" && make install-strip |
| cd ${toolchain_path} |
| |
| ls -l ${toolchain_binary} |
| ${toolchain_binary} --version |
| ) >${logfile} 2>&1 |