This article is from the Literate Programming FAQ, by David B. Thompson email@example.com with numerous contributions by others.
1.4 (January 4, 1991)
Anything with C and TeX.
Anonymous ftp from:
Unknown, cnoweb.tex contains documentation.
cnoweb is as it's name describes: write C, not web. No tangling
or weaving is implemented. Documentation (between standard /*
*/ delimiteres) is written in TeX. cnoweb provides typesetting
of documentation, an table of contents of routines, and pretty-
printing of C source.