#pragma once

#include <stdint.h>
#include <stdbool.h>

typedef union string255_
    {
        struct {
            char s[256];
        };
        struct {
            char len;
            char str[255];
        };
    } string255;
typedef struct string192_
    {
        char s[193];
    } string192;
typedef struct string31_
    {
        char s[32];
    } string31;
typedef struct string15_
    {
        char s[16];
    } string15;

typedef uint8_t Byte;
typedef int8_t ShortInt;
typedef uint16_t Word;
typedef int16_t SmallInt;
typedef uint32_t LongWord;
typedef int32_t LongInt;
typedef uint64_t QWord;
typedef int64_t Int64;

typedef LongInt Integer;
typedef float extended;
typedef float real;
typedef float single;

typedef bool boolean;
typedef int LongBool;

typedef void * pointer;
typedef Byte * PByte;
typedef char * PChar;
typedef LongInt * PLongInt;
typedef LongWord * PLongWord;
typedef Integer * PInteger;
typedef int * PtrInt;

#ifdef __GNUG__
#define NULL __null
#else   /* G++ */
/* shield NULL definition for non-gnu parsers */
#ifndef __cplusplus
#define NULL ((void *)0)
#else
#define NULL 0
#endif  /* __cplusplus */
#endif  /* G++ */

#define new(a) __new((void **)&a, sizeof(*(a)))
void __new(void ** p, int size);
#define dispose(a) __dispose(a, sizeof(*(a)))
void __dispose(pointer p, int size);

void * GetMem(int size);
void FreeMem(void * p, int size);

#define FillChar(a, b, c) __FillChar(&(a), b, c)

void __FillChar(pointer p, int size, char fill);
string255 _strconcat(string255 a, string255 b);
string255 _strappend(string255 s, char c);
string255 _strprepend(char c, string255 s);
bool _strcompare(string255 a, string255 b);
bool _strcomparec(string255 a, char b);
bool _strncompare(string255 a, string255 b);
char * _pchar(string255 s);

int Length(string255 a);
string255 copy(string255 a, int s, int l);
string255 delete(string255 a, int s, int l);

#define STRINIT(a) {.len = sizeof(a) - 1, .str = a}


int length_ar(void * a);

typedef int file;
typedef int TextFile;
extern int FileMode;
extern int IOResult;

#define assign(a, b) assign_(&(a), b)
void assign_(int * f, string255 fileName);
void reset(int f, int size);
#define BlockRead(a, b, c, d) BlockRead_(a, &(b), c, &(d))
void BlockRead_(int f, void * p, int size, int * sizeRead);
#define BlockWrite(a, b, c) BlockWrite_(a, &(b), c)
void BlockWrite_(int f, void * p, int size);
void close(int f);

void write(string255 s);

bool DirectoryExists(string255 dir);
bool FileExists(string255 filename);

bool odd(int i);


typedef int TThreadId;
void ThreadSwitch();
#define InterlockedIncrement(a) __InterlockedIncrement(&(a))
#define InterlockedDecrement(a) __InterlockedDecrement(&(a))
void __InterlockedIncrement(int * a);
void __InterlockedDecrement(int * a);

bool Assigned(void * a);

void randomize();
int random(int max);
int abs(int i);
double sqr(double n);
double sqrt(double n);
int trunc(double n);
int round(double n);

string255 ParamStr(int n);
int ParamCount();

#define val(a, b) _val(a, (LongInt*)&(b))
void _val(string255 str, LongInt * a);

extern double pi;