install

sudo apt-get install g++ # or clang++ (presumably)
sudo apt-get install autoconf automake libtool
sudo apt-get install autoconf-archive
sudo apt-get install pkg-config
sudo apt-get install libpng12-dev
sudo apt-get install libjpeg8-dev
sudo apt-get install libtiff5-dev
sudo apt-get install zlib1g-dev
sudo apt-get install libleptonica-dev

https://github.com/tesseract-ocr/tesseract/archive/3.04.01.zip
https://github.com/tesseract-ocr/tesseract/archive/3.04.01.tar.gz


https://github.com/tesseract-ocr/tessdata/tree/3.04.00