comp-original: example infix to postfix compiler
comp-makefile: same example compiler, makefile added
comp-flex: same example compiler, lexer.c replaced with flex file lexer.l
comp-bison: same example compiler, parser.c replaced with bison file parser.y
comp-project: pascal subset comiler _{(Aho, Ullman Sethi, Compilers: Principles, Techniques, and Tools, Appendix A - A Programming Project)}
vm: pascal examples, output-asembler vm-intepreter