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  /* stdio.h Definitions for stream input/output. Copyright (c) 1987, 1991 by Borland International All Rights Reserved.*/#ifndef __STDIO_H#define __STDIO_H#if !defined( __DEFS_H )#include <_defs.h>#endif#ifndef NULL#include <_null.h>#endif#ifndef _SIZE_T#define _SIZE_Ttypedef unsigned size_t;#endif/* Definition of the file position type*/typedef long fpos_t;/* Definition of the control structure for streams*/typedef struct { int level; /* fill/empty level of buffer */ unsigned flags; /* File status flags */ char fd; /* File descriptor */ unsigned char hold; /* Ungetc char if no buffer */ int bsize; /* Buffer size */ unsigned char *buffer; /* Data transfer buffer */ unsigned char *curp; /* Current active pointer */ unsigned istemp; /* Temporary file indicator */ short token; /* Used for validity checking */} FILE; /* This is the FILE object *//* Bufferisation type to be used as 3rd argument for setvbuf function*/#define _IOFBF 0#define _IOLBF 1#define _IONBF 2/* flags bits definitions*/#define _F_RDWR 0x0003 /* Read/write flag */#define _F_READ 0x0001 /* Read only file */#define _F_WRIT 0x0002 /* Write only file */#define _F_BUF 0x0004 /* Malloc'ed Buffer data */#define _F_LBUF 0x0008 /* line-buffered file */#define _F_ERR 0x0010 /* Error indicator */#define _F_EOF 0x0020 /* EOF indicator */#define _F_BIN 0x0040 /* Binary file indicator */#define _F_IN 0x0080 /* Data is incoming */  #define _F_OUT 0x0100 /* Data is outgoing */#define _F_TERM 0x0200 /* File is a terminal *//* End-of-file constant definition*/#define EOF (-1) /* End of file indicator *//* Number of files that can be open simultaneously*/#if __STDC__ #define FOPEN_MAX 18 /* Able to have 18 files (20 - stdaux & stdprn) */#else#define FOPEN_MAX 20 /* Able to have 20 files */#define SYS_OPEN 20#endif#define FILENAME_MAX 80/* Default buffer size use by setbuf function*/#define BUFSIZ 512 /* Buffer size for stdio *//* Size of an arry large enough to hold a temporary file name string*/#define L_ctermid 5 /* CON: plus null byte */#define P_tmpdir /* temporary directory */#define L_tmpnam 13 /* tmpnam buffer size *//* Constants to be used as 3rd argument for fseek function*/#define SEEK_CUR 1#define SEEK_END 2#define SEEK_SET 0/* Number of unique file names that shall be generated by tmpnam function*/#define TMP_MAX 0xFFFF/* Standard I/O predefined streams*/#if !defined( _RTLDLL )extern FILE _Cdecl _streams[];extern unsigned _Cdecl _nfile;#define stdin (&_streams[0])#define stdout (&_streams[1])#define stderr (&_streams[2])#if !__STDC__ #define stdaux (&_streams[3])#define stdprn (&_streams[4])#endif#else#ifdef __cplusplusextern C {#endifFILE far * far __getStream(int);  #ifdef __cplusplus}#endif#define stdin __getStream(0)#define stdout __getStream(1)#define stderr __getStream(2)#define stdaux __getStream(3)#define stdprn __getStream(4)#endif#ifdef __cplusplusextern C {#endifvoid _Cdecl clearerr(FILE *__stream);int _Cdecl fclose(FILE *__stream);int _Cdecl fflush(FILE *__stream);int _Cdecl fgetc(FILE *__stream);int _Cdecl fgetpos(FILE *__stream, fpos_t *__pos);char *_Cdecl fgets(char *__s, int __n, FILE *__stream);FILE *_Cdecl fopen(const char *__path, const char *__mode);int _Cdecl fprintf(FILE *__stream, const char *__format, ...);int _Cdecl fputc(int __c, FILE *__stream);int _Cdecl fputs(const char *__s, FILE *__stream);size_t _Cdecl fread(void *__ptr, size_t __size, size_t __n, FILE *__stream);FILE *_Cdecl freopen(const char *__path, const char *__mode, FILE *__stream);int _Cdecl fscanf(FILE *__stream, const char *__format, ...);int _Cdecl fseek(FILE *__stream, long __offset, int __whence);int _Cdecl fsetpos(FILE *__stream, const fpos_t *__pos);long _Cdecl ftell(FILE *__stream);size_t _Cdecl fwrite(const void *__ptr, size_t __size, size_t __n, FILE *__stream);char *_Cdecl gets(char *__s);void _Cdecl perror(const char *__s);int _Cdecl printf(const char *__format, ...);int _Cdecl puts(const char *__s);int _CType remove(const char *__path);int _CType rename(const char *__oldname,const char *__newname);void _Cdecl rewind(FILE *__stream);int _Cdecl scanf(const char *__format, ...);void _Cdecl setbuf(FILE *__stream, char *__buf);int _Cdecl setvbuf(FILE *__stream, char *__buf, int __type, size_t __size);int _Cdecl sprintf(char *__buffer, const char *__format, ...);int _Cdecl sscanf(const char *__buffer, const char *__format, ...);char *_Cdecl strerror(int __errnum);FILE *_Cdecl tmpfile(void);char *_Cdecl tmpnam(char *__s);int _Cdecl ungetc(int __c, FILE *__stream);int _Cdecl vfprintf(FILE *__stream, const char *__format, void *__arglist);int _Cdecl vfscanf(FILE *__stream, const char *__format, void *__arglist);int _CType vprintf(const char *__format, void *__arglist);int _Cdecl vscanf(const char *__format, void *__arglist);int _Cdecl vsprintf(char *__buffer, const char *__format,   void *__arglist);int _Cdecl vsscanf(const char *__buffer, const char *__format, void *__arglist);int _CType unlink(const char *__path);int _Cdecl getc(FILE *__fp);int _Cdecl getchar(void);int _Cdecl putchar(const int __c);int _Cdecl putc(const int __c, FILE *__fp);int _Cdecl feof(FILE *__fp);int _Cdecl ferror(FILE *__fp);#if !__STDC__ int _Cdecl fcloseall(void);FILE *_Cdecl fdopen(int __handle, char *__type);int _Cdecl fgetchar(void);int _Cdecl flushall(void);int _Cdecl fputchar(int __c);FILE * _Cdecl _fsopen (const char *__path, const char *__mode, int __shflag);int _Cdecl getw(FILE *__stream);int _Cdecl putw(int __w, FILE *__stream);int _Cdecl rmtmp(void);char * _Cdecl _strerror(const char *__s);char * _Cdecl tempnam(char *__dir, char *__pfx);#define fileno(f) ((f)->fd)#endifint _Cdecl _fgetc(FILE *__stream); /* used by getc() macro */int _Cdecl _fputc(char __c, FILE *__stream); /* used by putc() macro */#ifdef __cplusplus}#endif/* The following macros provide for common functions */#define ferror(f) ((f)->flags & _F_ERR)#define feof(f) ((f)->flags & _F_EOF)#define getc(f) \ ((--((f)->level) >= 0) ? (unsigned char)(*(f)->curp++) : \ _fgetc (f))#define putc(c,f) \ ((++((f)->level) < 0) ? (unsigned char)(*(f)->curp++=(c)) : \ _fputc ((c),f))#define getchar() getc(stdin)#define putchar(c) putc((c), stdout)#define ungetc(c,f) ungetc((c),f) /* traditionally a macro */#endif
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