minic.h

来自「压缩包里面的都是精致的基本C语言小程序」· C头文件 代码 · 共 69 行

#ifndef MINIC_H
#define MINIC_H

#include "../lib/linkedList.h"
#include "../lib/set.h"
#include "../lib/str.h"

typedef struct exp *exp;
typedef struct stm *stm;
typedef struct prog *prog;

struct exp
{
  enum {ADD, SUB, TIMES, ID, NUM} kind;
  union
  {
    struct
    {
      exp e1;
      exp e2;
    } binop;    
    str id;
    int i;
  } u;
};

struct stm
{
  enum {ASSIGN, PRINT} kind;
  union
  {
    struct
    {
      str id;
      exp e;
    } a;
    exp print;
  } u;
};

struct prog
{
  linkedList stms;
};

exp miniCNewExpAdd (exp e1, exp e2);
exp miniCNewExpSub (exp e1, exp e2);
exp miniCNewExpTimes (exp e1, exp e2);
exp miniCNewExpId (str id);
exp miniCNewExpNum (int i);

stm miniCNewStmAssign (str id, exp e);
stm miniCNewStmPrint (exp e);

prog miniCNewProg (linkedList stms);

void miniCPrettyPrintExp (exp e);
void miniCPrettyPrintStm (stm s);
void miniCPrettyPrintProg (prog p);

str miniCToStringExp (exp e);
str miniCToStringStm (stm s);
str miniCToStringProg (prog p);

set miniCSetOfNum (exp e);


#endif