lcc(1) the C compiler. As well as having readable C source, you'd learn something about the innards of C, how it is implemented, and there's a good accompanying

lcc(1) the C compiler. As well as having readable C source, you'd learn something about the innards of C, how it is implemented, and there's a good accompanying book by Fraser and Hanson that covers the complete source as a "literate program". https://github.com/drh/lcc/blob/master/src/lex.c https://github.com/drh/lcc/blob/master/src/lex.c http://www.amazon.com/exec/obidos/ASIN/0805316701/mqq-20 http://www.amazon.com/exec/obidos/ASIN/0805316701/mqq-20