Updating CMake from 2.8.11 to 3.6.2 or Newer Version on CentOS Linux

On CentOS 7, using yum install gives you cmake version 2.8.11
[[email protected] ~]# cat /etc/*release
CentOS Linux release 7.2.1511 (Core)

[[email protected] ~]# yum info cmake
Installed Packages
Name : cmake
Arch : x86_64
Version : 2.8.11

In order to install version 3.6.2 or newer version, first uninstall it with yum remove
[[email protected] ~]# sudo yum remove cmake -y
If you don’t perform the above step to remove old CMake version, you may see below error after the final step that you installed the newer CMake version.
CMake has most likely not been installed correctly

Download, extrace, compile and install the code cmake-3.6.2.tar.gz from https://cmake.org/download/
[[email protected] testdelete]# wget https://cmake.org/files/v3.6/cmake-3.6.2.tar.gz
[[email protected] testdelete]# tar -zxvf cmake-3.6.2.tar.gz
[[email protected] testdelete]# cd cmake-3.6.2
[[email protected] cmake-3.6.2]# sudo ./bootstrap –prefix=/usr/local
[[email protected] cmake-3.6.2]# sudo make
[[email protected] cmake-3.6.2]# sudo make install
[[email protected] cmake-3.6.2]# vi ~/.bash_profile
PATH=/usr/local/bin:$PATH:$HOME/bin
[[email protected] ~]# cmake –version
cmake version 3.6.2