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Tricks of the Windows Gam…ming Gurus (2nd Edition)
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Disc2.iso
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vc98
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crt
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src
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stdio.h
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C/C++ Source or Header
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1998-06-17
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17KB
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510 lines
/***
*stdio.h - definitions/declarations for standard I/O routines
*
* Copyright (c) 1985-1997, Microsoft Corporation. All rights reserved.
*
*Purpose:
* This file defines the structures, values, macros, and functions
* used by the level 2 I/O ("standard I/O") routines.
* [ANSI/System V]
*
* [Public]
*
****/
#if _MSC_VER > 1000
#pragma once
#endif /* _MSC_VER > 1000 */
#ifndef _INC_STDIO
#define _INC_STDIO
#if !defined (_WIN32) && !defined (_MAC)
#error ERROR: Only Mac or Win32 targets supported!
#endif /* !defined (_WIN32) && !defined (_MAC) */
#ifndef _CRTBLD
/* This version of the header files is NOT for user programs.
* It is intended for use when building the C runtimes ONLY.
* The version intended for public use will not have this message.
*/
#error ERROR: Use of C runtime library internal header file.
#endif /* _CRTBLD */
#ifdef _MSC_VER
/*
* Currently, all MS C compilers for Win32 platforms default to 8 byte
* alignment.
*/
#pragma pack(push,8)
#endif /* _MSC_VER */
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
#ifndef _INTERNAL_IFSTRIP_
#include <cruntime.h>
#endif /* _INTERNAL_IFSTRIP_ */
/* Define _CRTIMP */
#ifndef _CRTIMP
#ifdef CRTDLL
#define _CRTIMP __declspec(dllexport)
#else /* CRTDLL */
#ifdef _DLL
#define _CRTIMP __declspec(dllimport)
#else /* _DLL */
#define _CRTIMP
#endif /* _DLL */
#endif /* CRTDLL */
#endif /* _CRTIMP */
/* Define __cdecl for non-Microsoft compilers */
#if (!defined (_MSC_VER) && !defined (__cdecl))
#define __cdecl
#endif /* (!defined (_MSC_VER) && !defined (__cdecl)) */
/* Define _CRTAPI1 (for compatibility with the NT SDK) */
#ifndef _CRTAPI1
#if _MSC_VER >= 800 && _M_IX86 >= 300
#define _CRTAPI1 __cdecl
#else /* _MSC_VER >= 800 && _M_IX86 >= 300 */
#define _CRTAPI1
#endif /* _MSC_VER >= 800 && _M_IX86 >= 300 */
#endif /* _CRTAPI1 */
#ifndef _SIZE_T_DEFINED
typedef unsigned int size_t;
#define _SIZE_T_DEFINED
#endif /* _SIZE_T_DEFINED */
#ifndef _MAC
#ifndef _WCHAR_T_DEFINED
typedef unsigned short wchar_t;
#define _WCHAR_T_DEFINED
#endif /* _WCHAR_T_DEFINED */
#ifndef _WCTYPE_T_DEFINED
typedef wchar_t wint_t;
typedef wchar_t wctype_t;
#define _WCTYPE_T_DEFINED
#endif /* _WCTYPE_T_DEFINED */
#endif /* _MAC */
#ifndef _VA_LIST_DEFINED
#ifdef _M_ALPHA
typedef struct {
char *a0; /* pointer to first homed integer argument */
int offset; /* byte offset of next parameter */
} va_list;
#else /* _M_ALPHA */
typedef char * va_list;
#endif /* _M_ALPHA */
#define _VA_LIST_DEFINED
#endif /* _VA_LIST_DEFINED */
/* Buffered I/O macros */
#if defined (_M_MPPC)
#define BUFSIZ 4096
#else /* defined (_M_MPPC) */
#define BUFSIZ 512
#endif /* defined (_M_MPPC) */
#ifndef _INTERNAL_IFSTRIP_
/*
* Real default size for stdio buffers
*/
#define _INTERNAL_BUFSIZ 4096
#define _SMALL_BUFSIZ 512
#endif /* _INTERNAL_IFSTRIP_ */
/*
* Default number of supported streams. _NFILE is confusing and obsolete, but
* supported anyway for backwards compatibility.
*/
#define _NFILE _NSTREAM_
#ifdef _WIN32
#define _NSTREAM_ 512
/*
* Number of entries in _iob[] (declared below). Note that _NSTREAM_ must be
* greater than or equal to _IOB_ENTRIES.
*/
#define _IOB_ENTRIES 20
#else /* _WIN32 */
#ifdef CRTDLL
#define _NSTREAM_ 128 /* *MUST* match the value under ifdef _DLL! */
#else /* CRTDLL */
#ifdef _DLL
#define _NSTREAM_ 128
#else /* _DLL */
#ifdef _MT
#define _NSTREAM_ 40
#else /* _MT */
#define _NSTREAM_ 20
#endif /* _MT */
#endif /* _DLL */
#endif /* CRTDLL */
#endif /* _WIN32 */
#define EOF (-1)
#ifndef _FILE_DEFINED
struct _iobuf {
char *_ptr;
int _cnt;
char *_base;
int _flag;
int _file;
int _charbuf;
int _bufsiz;
char *_tmpfname;
};
typedef struct _iobuf FILE;
#define _FILE_DEFINED
#endif /* _FILE_DEFINED */
#ifndef _MAC
/* Directory where temporary files may be created. */
#define _P_tmpdir "\\"
#define _wP_tmpdir L"\\"
/* L_tmpnam = size of P_tmpdir
* + 1 (in case P_tmpdir does not end in "/")
* + 12 (for the filename string)
* + 1 (for the null terminator)
*/
#define L_tmpnam sizeof(_P_tmpdir)+12
#else /* _MAC */
#define L_tmpnam 255
#endif /* _MAC */
/* Seek method constants */
#define SEEK_CUR 1
#define SEEK_END 2
#define SEEK_SET 0
#define FILENAME_MAX 260
#define FOPEN_MAX 20
#define _SYS_OPEN 20
#define TMP_MAX 32767
/* Define NULL pointer value */
#ifndef NULL
#ifdef __cplusplus
#define NULL 0
#else /* __cplusplus */
#define NULL ((void *)0)
#endif /* __cplusplus */
#endif /* NULL */
/* Declare _iob[] array */
#ifndef _STDIO_DEFINED
#ifndef _INTERNAL_IFSTRIP_
#if defined (_DLL) && defined (_M_IX86)
/* Retained for compatibility with VC++ 5.0 and earlier versions */
_CRTIMP extern FILE * __cdecl __p__iob(void);
#endif /* defined (_DLL) && defined (_M_IX86) */
#endif /* _INTERNAL_IFSTRIP_ */
_CRTIMP extern FILE _iob[];
#endif /* _STDIO_DEFINED */
/* Define file position type */
#ifndef _FPOS_T_DEFINED
#undef _FPOSOFF
#if !__STDC__ && _INTEGRAL_MAX_BITS >= 64
typedef __int64 fpos_t;
#define _FPOSOFF(fp) ((long)(fp))
#else /* !__STDC__ && _INTEGRAL_MAX_BITS >= 64 */
typedef struct fpos_t {
unsigned int lopart;
int hipart;
} fpos_t;
#define _FPOSOFF(fp) ((long)(fp).lopart)
#endif /* !__STDC__ && _INTEGRAL_MAX_BITS >= 64 */
#define _FPOS_T_DEFINED
#endif /* _FPOS_T_DEFINED */
#define stdin (&_iob[0])
#define stdout (&_iob[1])
#define stderr (&_iob[2])
#define _IOREAD 0x0001
#define _IOWRT 0x0002
#define _IOFBF 0x0000
#define _IOLBF 0x0040
#define _IONBF 0x0004
#define _IOMYBUF 0x0008
#define _IOEOF 0x0010
#define _IOERR 0x0020
#define _IOSTRG 0x0040
#define _IORW 0x0080
/* Function prototypes */
#ifndef _STDIO_DEFINED
_CRTIMP int __cdecl _filbuf(FILE *);
_CRTIMP int __cdecl _flsbuf(int, FILE *);
_CRTIMP FILE * __cdecl _fsopen(const char *, const char *, int);
_CRTIMP void __cdecl clearerr(FILE *);
_CRTIMP int __cdecl fclose(FILE *);
_CRTIMP int __cdecl _fcloseall(void);
_CRTIMP FILE * __cdecl _fdopen(int, const char *);
_CRTIMP int __cdecl feof(FILE *);
_CRTIMP int __cdecl ferror(FILE *);
_CRTIMP int __cdecl fflush(FILE *);
_CRTIMP int __cdecl fgetc(FILE *);
_CRTIMP int __cdecl _fgetchar(void);
_CRTIMP int __cdecl fgetpos(FILE *, fpos_t *);
_CRTIMP char * __cdecl fgets(char *, int, FILE *);
_CRTIMP int __cdecl _fileno(FILE *);
_CRTIMP int __cdecl _flushall(void);
_CRTIMP FILE * __cdecl fopen(const char *, const char *);
_CRTIMP int __cdecl fprintf(FILE *, const char *, ...);
_CRTIMP int __cdecl fputc(int, FILE *);
_CRTIMP int __cdecl _fputchar(int);
_CRTIMP int __cdecl fputs(const char *, FILE *);
_CRTIMP size_t __cdecl fread(void *, size_t, size_t, FILE *);
_CRTIMP FILE * __cdecl freopen(const char *, const char *, FILE *);
_CRTIMP int __cdecl fscanf(FILE *, const char *, ...);
_CRTIMP int __cdecl fsetpos(FILE *, const fpos_t *);
_CRTIMP int __cdecl fseek(FILE *, long, int);
_CRTIMP long __cdecl ftell(FILE *);
_CRTIMP size_t __cdecl fwrite(const void *, size_t, size_t, FILE *);
_CRTIMP int __cdecl getc(FILE *);
_CRTIMP int __cdecl getchar(void);
_CRTIMP int __cdecl _getmaxstdio(void);
_CRTIMP char * __cdecl gets(char *);
_CRTIMP int __cdecl _getw(FILE *);
_CRTIMP void __cdecl perror(const char *);
_CRTIMP int __cdecl _pclose(FILE *);
_CRTIMP FILE * __cdecl _popen(const char *, const char *);
_CRTIMP int __cdecl printf(const char *, ...);
_CRTIMP int __cdecl putc(int, FILE *);
_CRTIMP int __cdecl putchar(int);
_CRTIMP int __cdecl puts(const char *);
_CRTIMP int __cdecl _putw(int, FILE *);
_CRTIMP int __cdecl remove(const char *);
_CRTIMP int __cdecl rename(const char *, const char *);
_CRTIMP void __cdecl rewind(FILE *);
_CRTIMP int __cdecl _rmtmp(void);
_CRTIMP int __cdecl scanf(const char *, ...);
_CRTIMP void __cdecl setbuf(FILE *, char *);
_CRTIMP int __cdecl _setmaxstdio(int);
_CRTIMP int __cdecl setvbuf(FILE *, char *, int, size_t);
_CRTIMP int __cdecl _snprintf(char *, size_t, const char *, ...);
_CRTIMP int __cdecl sprintf(char *, const char *, ...);
_CRTIMP int __cdecl sscanf(const char *, const char *, ...);
_CRTIMP char * __cdecl _tempnam(const char *, const char *);
_CRTIMP FILE * __cdecl tmpfile(void);
_CRTIMP char * __cdecl tmpnam(char *);
_CRTIMP int __cdecl ungetc(int, FILE *);
_CRTIMP int __cdecl _unlink(const char *);
_CRTIMP int __cdecl vfprintf(FILE *, const char *, va_list);
_CRTIMP int __cdecl vprintf(const char *, va_list);
_CRTIMP int __cdecl _vsnprintf(char *, size_t, const char *, va_list);
_CRTIMP int __cdecl vsprintf(char *, const char *, va_list);
#ifndef _MAC
#ifndef _WSTDIO_DEFINED
/* wide function prototypes, also declared in wchar.h */
#ifndef WEOF
#define WEOF (wint_t)(0xFFFF)
#endif /* WEOF */
_CRTIMP FILE * __cdecl _wfsopen(const wchar_t *, const wchar_t *, int);
_CRTIMP wint_t __cdecl fgetwc(FILE *);
_CRTIMP wint_t __cdecl _fgetwchar(void);
_CRTIMP wint_t __cdecl fputwc(wint_t, FILE *);
_CRTIMP wint_t __cdecl _fputwchar(wint_t);
_CRTIMP wint_t __cdecl getwc(FILE *);
_CRTIMP wint_t __cdecl getwchar(void);
_CRTIMP wint_t __cdecl putwc(wint_t, FILE *);
_CRTIMP wint_t __cdecl putwchar(wint_t);
_CRTIMP wint_t __cdecl ungetwc(wint_t, FILE *);
_CRTIMP wchar_t * __cdecl fgetws(wchar_t *, int, FILE *);
_CRTIMP int __cdecl fputws(const wchar_t *, FILE *);
_CRTIMP wchar_t * __cdecl _getws(wchar_t *);
_CRTIMP int __cdecl _putws(const wchar_t *);
_CRTIMP int __cdecl fwprintf(FILE *, const wchar_t *, ...);
_CRTIMP int __cdecl wprintf(const wchar_t *, ...);
_CRTIMP int __cdecl _snwprintf(wchar_t *, size_t, const wchar_t *, ...);
_CRTIMP int __cdecl swprintf(wchar_t *, const wchar_t *, ...);
_CRTIMP int __cdecl vfwprintf(FILE *, const wchar_t *, va_list);
_CRTIMP int __cdecl vwprintf(const wchar_t *, va_list);
_CRTIMP int __cdecl _vsnwprintf(wchar_t *, size_t, const wchar_t *, va_list);
_CRTIMP int __cdecl vswprintf(wchar_t *, const wchar_t *, va_list);
_CRTIMP int __cdecl fwscanf(FILE *, const wchar_t *, ...);
_CRTIMP int __cdecl swscanf(const wchar_t *, const wchar_t *, ...);
_CRTIMP int __cdecl wscanf(const wchar_t *, ...);
#define getwchar() fgetwc(stdin)
#define putwchar(_c) fputwc((_c),stdout)
#define getwc(_stm) fgetwc(_stm)
#define putwc(_c,_stm) fputwc(_c,_stm)
_CRTIMP FILE * __cdecl _wfdopen(int, const wchar_t *);
_CRTIMP FILE * __cdecl _wfopen(const wchar_t *, const wchar_t *);
_CRTIMP FILE * __cdecl _wfreopen(const wchar_t *, const wchar_t *, FILE *);
_CRTIMP void __cdecl _wperror(const wchar_t *);
_CRTIMP FILE * __cdecl _wpopen(const wchar_t *, const wchar_t *);
_CRTIMP int __cdecl _wremove(const wchar_t *);
_CRTIMP wchar_t * __cdecl _wtempnam(const wchar_t *, const wchar_t *);
_CRTIMP wchar_t * __cdecl _wtmpnam(wchar_t *);
#ifdef _MT
wint_t __cdecl _getwc_lk(FILE *); /* _MTHREAD_ONLY */
wint_t __cdecl _putwc_lk(wint_t, FILE *); /* _MTHREAD_ONLY */
wint_t __cdecl _ungetwc_lk(wint_t, FILE *); /* _MTHREAD_ONLY */
char * __cdecl _wtmpnam_lk(char *); /* _MTHREAD_ONLY */
#else /* _MT */
#define _getwc_lk(_stm) fgetwc(_stm) /* _MTHREAD_ONLY */
#define _putwc_lk(_c,_stm) fputwc(_c,_stm) /* _MTHREAD_ONLY */
#define _ungetwc_lk(_c,_stm) ungetwc(_c,_stm) /* _MTHREAD_ONLY */
#define _wtmpnam_lk(_string) _wtmpnam(_string) /* _MTHREAD_ONLY */
#endif /* _MT */
#define _WSTDIO_DEFINED
#endif /* _WSTDIO_DEFINED */
#endif /* _MAC */
#define _STDIO_DEFINED
#endif /* _STDIO_DEFINED */
/* Macro definitions */
#define feof(_stream) ((_stream)->_flag & _IOEOF)
#define ferror(_stream) ((_stream)->_flag & _IOERR)
#define _fileno(_stream) ((_stream)->_file)
#define getc(_stream) (--(_stream)->_cnt >= 0 \
? 0xff & *(_stream)->_ptr++ : _filbuf(_stream))
#define putc(_c,_stream) (--(_stream)->_cnt >= 0 \
? 0xff & (*(_stream)->_ptr++ = (char)(_c)) : _flsbuf((_c),(_stream)))
#define getchar() getc(stdin)
#define putchar(_c) putc((_c),stdout)
#define _getc_lk(_stream) (--(_stream)->_cnt >= 0 ? 0xff & *(_stream)->_ptr++ : _filbuf(_stream)) /* _MTHREAD_ONLY */
#define _putc_lk(_c,_stream) (--(_stream)->_cnt >= 0 ? 0xff & (*(_stream)->_ptr++ = (char)(_c)) : _flsbuf((_c),(_stream))) /* _MTHREAD_ONLY */
#define _getchar_lk() _getc_lk(stdin) /* _MTHREAD_ONLY */
#define _putchar_lk(_c) _putc_lk((_c),stdout) /* _MTHREAD_ONLY */
#ifndef _MAC
#define _getwchar_lk() _getwc_lk(stdin) /* _MTHREAD_ONLY */
#define _putwchar_lk(_c) _putwc_lk((_c),stdout) /* _MTHREAD_ONLY */
#endif /* _MAC */
#ifdef _MT
#undef getc
#undef putc
#undef getchar
#undef putchar
#endif /* _MT */
#ifdef _MT
int __cdecl _fclose_lk(FILE *); /* _MTHREAD_ONLY */
int __cdecl _fflush_lk(FILE *); /* _MTHREAD_ONLY */
size_t __cdecl _fread_lk(void *, size_t, size_t, FILE *); /* _MTHREAD_ONLY */
int __cdecl _fseek_lk(FILE *, long, int); /* _MTHREAD_ONLY */
long __cdecl _ftell_lk(FILE *); /* _MTHREAD_ONLY */
size_t __cdecl _fwrite_lk(const void *, size_t, size_t, FILE *); /* _MTHREAD_ONLY */
char * __cdecl _tmpnam_lk(char *); /* _MTHREAD_ONLY */
int __cdecl _ungetc_lk(int, FILE *); /* _MTHREAD_ONLY */
#else /* _MT */
#define _fclose_lk(_stm) fclose(_stm) /* _MTHREAD_ONLY */
#define _fflush_lk(_stm) fflush(_stm) /* _MTHREAD_ONLY */
#define _fread_lk(_buf,_siz,_cnt,_stm) fread(_buf,_siz,_cnt,_stm) /* _MTHREAD_ONLY */
#define _fseek_lk(_stm,_offset,_origin) fseek(_stm,_offset,_origin) /* _MTHREAD_ONLY */
#define _ftell_lk(_stm) ftell(_stm) /* _MTHREAD_ONLY */
#define _fwrite_lk(_buf,_siz,_cnt,_stm) fwrite(_buf,_siz,_cnt,_stm) /* _MTHREAD_ONLY */
#define _tmpnam_lk(_string) tmpnam(_string) /* _MTHREAD_ONLY */
#define _ungetc_lk(_c,_stm) ungetc(_c,_stm) /* _MTHREAD_ONLY */
#endif /* _MT */
#if !__STDC__
/* Non-ANSI names for compatibility */
#define P_tmpdir _P_tmpdir
#define SYS_OPEN _SYS_OPEN
_CRTIMP int __cdecl fcloseall(void);
_CRTIMP FILE * __cdecl fdopen(int, const char *);
_CRTIMP int __cdecl fgetchar(void);
_CRTIMP int __cdecl fileno(FILE *);
_CRTIMP int __cdecl flushall(void);
_CRTIMP int __cdecl fputchar(int);
_CRTIMP int __cdecl getw(FILE *);
_CRTIMP int __cdecl putw(int, FILE *);
_CRTIMP int __cdecl rmtmp(void);
_CRTIMP char * __cdecl tempnam(const char *, const char *);
_CRTIMP int __cdecl unlink(const char *);
#endif /* !__STDC__ */
#ifdef __cplusplus
}
#endif /* __cplusplus */
#ifdef _MSC_VER
#pragma pack(pop)
#endif /* _MSC_VER */
#endif /* _INC_STDIO */