
Lexical Analyzer 73
GLOSSARY
Bison GNU Project parser generator, a yacc replacement.
CFG Context-free grammar, most of the present day programming languages can be specified in
terms of such a grammar.
DFA Deterministic finite-state automaton, see Appendix A.
Flex Fast lexical analyzer generator, a lex replacement.
GCC GNU compiler collection, developed by GNU project as a free compiler for GNU system.
Front ends: C, C++, Objective-C, Fortran, Java, Ada and recently some other languages.
Generator Any entity that produces an effect or is responsible for events or results; specifically a
software device to produce a sequence of output obeying ...