# Modify /etc/apt/sources.list
# add below 3 lines to /etc/apt/sources.list
sudo vim /etc/apt/sources.list
deb http://archive.ubuntu.com/ubuntu/ trusty main restricted universe multiverse
deb http://archive.ubuntu.com/ubuntu/ trusty-updates main restricted universe multiverse
deb http://archive.ubuntu.com/ubuntu/ trusty-security main restricted universe multiverse
# Required Packages
sudo su -
apt-get update
sudo apt-get -y install bison g++-multilib git;
sudo apt-get -y install gperf libxml2-utils make python-networkx zlib1g-dev:i386 zip
sudo apt-get -y install build-essential
# Install open JDK 1.7 (for L, M)
sudo apt-get -y install openjdk-7-jdk
# Install open JDK 1.8 (for N)
sudo add-apt-repository ppa:openjdk-r/ppa
sudo apt-get update
sudo apt-get -y install openjdk-8-jdk
# for repo command
sudo apt-get install phablet-tools
# for git
sudo apt-get install python-software-properties libcurl4-gnutls-dev libexpat1-dev gettext libz-dev libssl-dev
sudo add-apt-repository ppa:git-core/ppa
sudo apt-get update
sudo apt-get install gitk
# for ssh
ssh-keygen -t rsa -C yoursetting@yoursetting.com.tw
cat ~/.ssh/id_rsa.pub
copy the contents to Settings(gerrit) -> SSH Public Keys
1：
build error
error message --->>>
Out of memory error (version 1.2-rc4 'Carnac' (298900 f95d7bdecfceb327f9d201a1348397ed8a843843 by android-jack-team@google.com)).
GC overhead limit exceeded.
solve --->>> 原先只有 8G，加大 memory 即可解決，多加 1 條 16G 的 memory
原因 ： memory 太少
error while loading shared libraries: libp11.so.2: cannot open shared object file: No such file or directory
solve --->>>
Please execute below command after build error .
sudo apt-get install libp11-2
加速 build code 速度
$ export USE_CCACHE=1 $ export CCACHE_DIR=～/.ccache $ prebuilts/misc/linux-x86/ccache/ccache -M 50G
Put the following in your .bashrc (or equivalent):
export USE_CCACHE=1
On Linux, you can watch ccache being used by doing the following:
$ watch -n1 -d prebuilts/misc/linux-x86/ccache/ccache -s
trouble shooting
ubuntu14.04 下，
使用 mtk 的 sp_flash tool download image，若發生 error，
可以執行以下指令後，再 download image。
sudo apt-get purge modemmanager
reference to :
1. MTK document Android_Build_Environment_on_Ubuntu_14.04_64-bit_Installation_SOP.pdf
2. https://source.android.com/source/initializing.html