?? lex.h
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#ifndef LEX_H_#define LEX_H_#include <iostream>#include <fstream>#include <string>#include <vector>#define IDNUM 500#define KEYLEN 63#define KEYNUM 56#define PROGRAM 1#define BEGIN 2#define END 3#define IF 4#define THEN 5#define ELSE 6#define CASE 7#define OF 8#define FOR 9#define TO 10#define DO 11#define REPEAT 12#define UNTIL 13#define WHILE 14#define CONST 15#define VAR 16#define ARRAY 17#define RECORD 18#define TYPE 19#define PROCEDURE 20#define FUNCTION 21#define SHORTINT 22#define INTEGER 23#define LONGINT 24#define REAL 25#define SINGLE 26#define DOUBLE 27#define EXTENDED 28#define CHAR 29#define STRING 30#define BOOLEAN 31#define LT 32#define LE 33#define EQ 34#define NE 35#define GT 36#define GE 37#define EVALUATE 38#define ADD 39#define SUB 40#define MUL 41#define DIV 42#define MOD 43#define CLN 44#define COMMA 45#define SEMICOLON 46#define SPOINTS 47#define PERIOD 48#define LBRACE 49#define RBRACE 50#define LBRACKTE 51#define RBRACKTE 52#define SQUOTES 53#define POINTER 54#define ID 55#define INT 56struct NODE{ std::string name; int coding;};extern std::vector<NODE> id_table;struct TOKE{ int num; std::vector<NODE>::size_type pos; size_t line;};extern std::string strbuf;extern size_t line;int token(std::ifstream & , TOKE &);#endif?? 快捷鍵說明
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