Install Sphinx

For OSX users

brew install autoconf automake libtool
brew install swig

For Ubuntu USers

sudo apt install autoconf
sudo apt install swig

Clone the projects and build the projects

git clone https://github.com/cmusphinx/sphinxbase
git clone https://github.com/cmusphinx/sphinxtrain
git clone https://github.com/cmusphinx/pocketsphinx

cd sphinxbase
./autogen.sh
make 
sudo make install

cd ../sphinxtrain
./autogen.sh
make 
sudo make install

cd ../pocketsphinx
./autogen.sh
make 
sudo make install

Troubleshooting OSX

configure: error: OpenAL not found

xcode-select --install
sudo xcode-select -s /Applications/Xcode.app/Contents/Developer