If you have not done it already you will need to clone the git repository
cd ~
git clone --recursive https://github.com/coronalabs/corona.git
Run the provided script to install required dependencies.
cd ~/corona/platform/linux
sudo sh ./setup_dev.sh
For those who like IDE's the source has been setup for use with CodeLite it can be installed using.
sudo apt-get install codelite -y
If you have installed CodeLite the workspace file is named "Solar2D.workspace" and is located at ~/corona/platform/linux
To build everything run. This will build linux simulator and template and install Solar2D in /usr/local/bin
mkdir build
cd build
cmake ..
make -j8
sudo make install
You would also need Raspbian binaries to build cross-compiled template for Raspbian Pi. You can download them here.