ubuntu_install_build.sh

# Install cmake with minimum required version.
version=3.18
build=0
mkdir ~/temp
cd ~/temp
wget https://cmake.org/files/v$version/cmake-$version.$build-Linux-x86_64.sh 
sudo mkdir /opt/cmake
sudo sh cmake-$version.$build-Linux-x86_64.sh --prefix=/opt/cmake --skip-license
sudo ln -s /opt/cmake/bin/cmake /usr/local/bin/cmake
cd ~
rm -rf ~/temp