Src2teX is a script that bind source codes to a document file such as PDF, DVI, and HTML.
To generate a tex file, run a command like the following:
$ src2tex /path/to/source_tree/
then a tex file source_tree.txt is generated. You can create a document file from .tex file. For example, PDF is created as following command:
$ pdflatex source_tree.txt
Copyright (c) 2012 Shin'ya Ueoka. Src2TeX is licensed under MIT lisence.