Yes. WEB is Pascal+TeX, CWEB is C+TeX. CWEB is actually somewhat simpler, because for example the C language has preprocessor macros (#define) so the literate-p

Yes. WEB is Pascal+TeX, CWEB is C+TeX. CWEB is actually somewhat simpler, because for example the C language has preprocessor macros (#define) so the literate-programming system doesn't need to have its own macro system. It just has to rearrange (“tangle”) the input into the right order.