|--help||Print help message and exit.|
|Compare only the first number characters of identifiers when checking for collisions. The default is 32, the original tangle used 7.|
|When checking for collisions between identifiers, honor the settings of the --lowercase, --mixedcase, --uppercase, and --underline options. This is the default.|
|Convert all identifiers to lowercase.|
|Retain the case of identifiers. This is the default.|
|When checking for collisions between identifiers, strip underlines and convert all identifiers to uppercase first.|
|Retain underlines (also known as underscores) in identifiers.|
|Convert all identifiers to uppercase. This is the behaviour of the original tangle.|
|Print version information and exit.|
The environment variable WEBINPUTS is used to search for the input files, or the system default if WEBINPUTS is not set. See tex(1) for the details of the searching.
pc(1), pxp(1) (for formatting tangle output when debugging), tex(1).
Donald E. Knuth, The WEB System of Structured Documentation.
Donald E. Knuth, Literate Programming, Computer Journal 27, 97-111, 1984.
Wayne Sewell, Weaving a Program, Van Nostrand Reinhold, 1989, ISBN 0-442-31946-0.
Donald E. Knuth, TeX for nroff: The Program (Volume B of Computers and Typesetting), Addison-Wesley, 1986, ISBN 0-201-13437-3.
Donald E. Knuth, METAFONT: The Program (Volume D of Computers and Typesetting), Addison-Wesley, 1986, ISBN 0-201-13438-1.
These last two are by far the largest extant examples of WEB programs.
There is an active Internet electronic mail discussion list on the subject of literate programming; send a subscription request to email@example.com to join.
WEB was designed by Donald E. Knuth, based on an earlier system called DOC (implemented by Ignacio Zabala). The tangle and weave programs are themselves written in WEB. The system was originally ported to Unix at Stanford by Howard Trickey, and at Cornell by Pavel Curtis.
|Web2C 2015||TANGLE (1)||1 March 2011|