Jack He | e01b05f | 2016-11-29 17:46:15 -0800 | [diff] [blame] | 1 | #!/bin/bash |
| 2 | CLANG_PACKAGE=clang |
| 3 | GNSHA1_URL="https://chromium.googlesource.com/chromium/buildtools/\ |
| 4 | +/master/linux64/gn.sha1?format=TEXT" |
| 5 | |
| 6 | # Check if clang is already installed on current system |
| 7 | clang_path=`which clang` |
| 8 | if [ -f "$clang_path" ]; then |
| 9 | # if clang binary is avalable, check its version |
| 10 | clang_version=$($clang_path --version | grep clang | sed "s/.*version\s*\([0-9]*\.[0-9]*\).*/\1/") |
| 11 | IFS="." read -ra clang_version_array <<< "$clang_version" |
| 12 | clang_version_major=${clang_version_array[0]} |
| 13 | clang_version_minor=${clang_version_array[1]} |
| 14 | # if the version is greater than 3.5 then do not install clang here |
| 15 | if [ $clang_version_major -ge 3 ] && [ $clang_version_minor -ge 5 ]; then |
| 16 | echo "Detected clang $clang_version" |
| 17 | CLANG_PACKAGE="" |
| 18 | fi |
| 19 | fi |
| 20 | |
| 21 | if [ ! -z "$CLANG_PACKAGE" ]; then |
| 22 | # Try to find clang from a known list |
| 23 | for clang_version in 3.9 3.8 3.7 3.6 3.5 |
| 24 | do |
| 25 | clang_path=`which clang-$clang_version` |
| 26 | if [ -f "$clang_path" ]; then |
| 27 | echo "Detected clang-$clang_version" |
| 28 | CLANG_PACKAGE="" |
| 29 | break |
| 30 | fi |
| 31 | done |
| 32 | fi |
| 33 | |
| 34 | if [ ! -z "$CLANG_PACKAGE" ]; then |
| 35 | echo "clang not found on current system, installing" |
| 36 | if [ -f /etc/lsb-release ]; then |
| 37 | # Ubuntu |
| 38 | ubuntu_version=$(lsb_release --release --short) |
| 39 | IFS="." read -ra ubuntu_version_array <<< "$ubuntu_version" |
| 40 | ubuntu_version_major=${ubuntu_version_array[0]} |
| 41 | ubuntu_version_minor=${ubuntu_version_array[1]} |
| 42 | if [ $ubuntu_version_major -lt 15 ]; then |
| 43 | echo "Choose clang-3.8 for Ubuntu 14 and below" |
| 44 | CLANG_PACKAGE=clang-3.8 |
| 45 | fi |
| 46 | fi |
| 47 | fi |
| 48 | |
| 49 | sudo apt-get -y install $CLANG_PACKAGE libevent-dev libc++-dev libc++abi-dev \ |
| 50 | ninja-build |
| 51 | gn_path=`which gn` |
| 52 | if [ -z $gn_path ]; then |
| 53 | gnsha1=$(curl $GNSHA1_URL | base64 -d) |
| 54 | wget -O gn http://storage.googleapis.com/chromium-gn/$gnsha1 |
| 55 | chmod a+x ./gn |
| 56 | sudo mv ./gn /usr/bin/ |
| 57 | fi |