bison: bison (parser generator similar to yacc)
bison:
bison: GNU "Bison" is a general-purpose parser generator that converts a
bison: grammar description for an LALR(1) context-free grammar into a C
bison: program to parse that grammar.
bison:
bison: Bison is upward compatible with Yacc:  all properly-written Yacc
bison: grammars ought to work with Bison with no change.  Anyone familiar
bison: with Yacc should be able to use Bison with little trouble.
bison:
bison: