?? common.h
字號(hào):
/************************************************************* file: common.h* date: 2006-03-28* author: wuzuyang* describe: none;*************************************************************/#ifndef COMMON_H#define COMMON_Htypedef enum{ ERROR, UNKNOWN, LEXER_DONE, // success! IF, THEN, ELSE, WHILE, DO, BEGIN, END, //9 ID, NUM, //11 AND, OR, LT, LE, GT, GE, EQ, //18 ASSIGN, PLUS, MINUS, MUL, DIV, //23 LP, RP, SEMI}TokenType;typedef struct{ TokenType type; char *name;}Token;typedef enum{ INERROR, START, DONE, INID, INNUM, INLE, // LT & LE INGE, // GT & GE INEQ, // EQ & ASSIGN INCOMMENT}ScannerState;typedef enum{ ST_ERROR, ST_NORMAL, // undefined, but not error ST_EXP, // expression ST_IF, ST_THEN, ST_WHILE, ST_ASSIGN, ST_BEGIN}StatementType;#endif
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