pl0词法分析器(C语言版)(共6页).doc

精选优质文档-倾情为你奉上#include#include#includevoid init();void getsym();enum symbolnul,ident,number,plus,minus,times,slash,oddsym,eql,neq,lss,leq,gtr,geq,lparen,rparen,comma,semicolon,period,becomes,beginsym,endsym,ifsym,thensym,whilesym,writesym,readsym,dosym,callsym,constsym,varsym,procsym,programsym,;#define norw 14#define al 10#define nmax 10char word norwal;char ch;enum symbol sym;enum symbol wsymnorw;enum symbol ss