通过PPA安装：
sudo add-apt-repository ppa:george-edison55/cmake-3.x
sudo apt-get update
sudo apt-get upgrade
cmake --version
@H_403_0@编译安装步骤如下：
sudo apt-get install build-essential //如果系统已安装build-essential则不需要执行此步骤
wget http://www.cmake.org/files/v3.2/cmake-3.2.2.tar.gz
tar xf cmake-3.2.2.tar.gz
cd cmake-3.2.2
./configure
make