n4.h

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#ifndef __SRC_N4_H
#define __SRC_N4_H
 
#define APP_NAME  "\nnanoForth 2.2 "
#define N4_API_SZ 8       
#define TRC_LEVEL 1       
#if ARDUINO
#include <Arduino.h>
#define log(msg)          Serial.print(F(msg))
#define logx(v)           Serial.print((U16)v, HEX)
#else  // !ARDUINO                // for debugging
#include <cstdint>                // uint_t
#include <cstdio>                 // printf
#include <cstdlib>                // malloc
#include <iostream>
#define PROGMEM
#define millis()          10000
#define random(v)         (rand()%v)
#define pgm_read_byte(p)  (*(p))
#define log(msg)          ::printf("%s", msg)
#define logx(v)           ::printf("%x", (U16)v)
#define Stream            int
extern  int Serial;
#endif // ARDUINO
#define INLINE            inline __attribute__((always_inline))
typedef uint8_t      U8;          
typedef uint16_t     U16;         
typedef int16_t      S16;         
typedef uint32_t     U32;         
typedef int32_t      S32;         
typedef void (*FPTR)();           
typedef U16          IU;          
typedef S16          DU;          
typedef S32          DU2;
class NanoForth
{
    static FPTR api[N4_API_SZ];   
 
public:
    void setup(
        const char *code=0,       
        Stream &io=Serial,        
        U8 ucase=0                
        );                        
    void exec();                  
    //
    // protothreading support
    //
    static void add_api(          
        U16 i,                    
        void (*fp)()              
        );
    static void yield();          
    static void wait(U32 ms);     
    static void call_api(U16 id); 
};
 
#endif // __SRC_N4_H